Treatment of water, waste water, sewage, or sludge (C02)

C   Chemistry; metallurgy(312744)
C02            Treatment of water, waste water, sewage, or sludge(13159)

ethod of integrated municipal sewage water treatment and sediment reworking in villages withunsewered areas // 2614288
FIELD: chemistry.SUBSTANCE: method of integrated municipal sewage water treatment comprises equalization of consumption to hourly average consumption, mechanical sewage water treatment in sediment tanks, biological treatment in multistage bioreactors using biocenoses - microorganisms attached to the fiber brush nozzle, advanced sewage water treatment in the aerobic bioreactors and processing of precipitations excreted during sewage water treatment. Sedimentation is performed in the clarifier with flocculation chamber with natural aeration, precipitations of sewage water are fed from the clarifiers into anaerobic digester with a temperature of 15°C, while biological treatment is performed in nitri-denitrification bioreactors with biocenoses attached to the brush nozzle of polyamide super slim fibers with recirculation of treated water from the second nitrification stage to the denitrification stage, reclaimed water from the nitri-denitrification and advanced treatment bioreactors is fed into the consumptrion equalizing tank with supernatant water of digesters.EFFECT: quaility improvement of the water treatment, process simplification.3 dwg, 1 ex

Fluid cleaning system // 2614287
FIELD: technological processes.SUBSTANCE: invention relates to the cleaning systems and/or desalting the liquid, preferably water. Fluid purification system contains a supply line of the original fluid with mounted supply valve source fluid, connected to the filtration unit, which comprises liquid cleaning means with an inlet for source liquid and outputs for the purified and drain liquid; the fluid mixing device, pressure means support unit, mixing line for the source liquid concentrate, that is formed during the fluid treatment, in a liquid cleaning means, recycling line, the purified fluid line, the fluid drain line and the control unit associated with means of pressure support, pressure change control means, and source liquid supply valve . The filtration unit is adapted to stabilize the pressure in the fluid purification means at periodic fluid flow drainage to drain the fluid velocity, exceeding the performance of pressure support means, disposed on the source liquid line upstream of the device mixing fluid, made in the form of a pressure vessel, which is connected with a line mixing original liquid and concentrate, formed during the filtering process, and simultaneously adjusting of the concentrated fluid volume in the mixing apparatus due to the relationship of the control unit to support the pressure means in the fluid mixing apparatus, performed in a pressure vessel and with means of maintaining the circulation of fluid flow located in the line feeding the starting fluid mixture and concentrate The recirculation line through the connection node is connected to the source liquid supply line, after pressure suuport means and the mixing line of the source liquid and the concentrate, which is connected to the mixing device of the source liquid and the concentrate.EFFECT: invention increases the life of the fluid treatment system, increases efficiency, and reduces the initial fluid energy costs.7 cl, 1 dwg

Fine water filter // 2614284
FIELD: chemistry.SUBSTANCE: fine water filter comprises the housing with a cover and a bottom, the central vertical tube with the upper drainage and distribution system, the two-layered granular loading, the middle drainage and distribution system, the reservoir for supplying compressed air, the fitting for hydraulic discharge, the technological hatches, the plunger, and the pipe for removing filtered water. Wherein the filter is equipped with the additional drainage and distribution system, which is located under the middle drainage and distribution system and on which the single-layered granular loading is placed, the pipe for supplying water for flushing and the pipe for removing water after flushing the single-layered granular loading, wherein the pipe for supplying the water for flushing the two-layered granular loading is arranged lower than the middle drainage and distribution system.EFFECT: increasing the water purification efficiency.2 cl, 1 dwg

ethod for development of oil producing well and device therefor // 2614139
FIELD: oil industry.SUBSTANCE: group of inventions relates to oil industry, in particular, to methods for development of oil producing wells and device for realising said methods. Method for development of oil well includes steps of: acid treatment of bottom-hole zone, on which acid solution is pumped into bottom-hole zone, holding for period of time of reaction of acid solution with rock of bottom-hole zone; bringing well to operation conditions, on which shank is lowered into bottom-hole zone, wherein shank loaded with granules of magnesium metal, pump equipment is lowered into well, pumping equipment switched to operation conditions, fluid is extracted from well, wherein fluid extracted from well by means of pumping equipment, when passing through shank is brought into contact with granules of magnesium metal, loaded into shank, pumped fluid is directed towards exhaust line. Device for neutralising acid comprises shank, connected to tubing string (TS), wherein shank has a housing, an inner cavity, in which are loaded granules of magnesium metal, and holes for extraction of fluid medium, made in housing of shank, wherein cavity of shank is linked with hole of tubing string.EFFECT: technical result is reduction of corrosion of downhole equipment, shorter duration of well development, lower power and labour costs for transportation, processing and recovery of acid.20 cl, 2 dwg

System for polymer dilution // 2613952
FIELD: chemistry.SUBSTANCE: this invention refers to a system for polymer dilution including a mixing tank, a pump and a strainer. The mixing tank is designed for reception of polymers, water and the incoming stream to form a polymer solution comprising swollen polymers, and to output the polymer solution. The strainer is designed for polymer solution reception and removal of at least part of the swollen polymer with no substantial deterioration due to the shift, thereby generating a resulting solution, wherein the dissolved polymers are swollen, at least, partially. The pump is designed for reception and return of the obtained solution to the incoming solution stream. For some options, the strainer and the pump work together to maintain the viscosity of the solution substantially within the predetermined range.EFFECT: system of rapid polymer dissolution to a fully activated solution.16 cl, 4 dwg, 2 tbl, 2 ex
Autonomous desalination plant // 2613920
FIELD: chemistry.SUBSTANCE: in autonomous desalination plant comprising the desalination water tank, the evaporation chamber, the heating element, the bubbling device, the condenser-separator, the fresh water collection tank, in the cylindrical vaporization chamber with removable bottom and the removable cover, in the form of a truncated cone, below the desalinated water level, a heating element is installed, connected with the solar collector, under which the bubbling device is installed, under which the condenser-separator coupled by a coil with the fresh water collection tank, the condenser-separator being coupled with the bubbling device by a pipe via an air pump connected to the solar battery and being connected by a pipe with the air-steam mixture zone under the evaporation chamber cover. The desalination water tank is installed above the evaporation chamber provided with a water level sensor, and is connected thereto via an overflow pipe with a valve, wherein the outlet portion of the pipe is located at the evaporation chamber bottom. The bubbling device is made in the form of a flat spiral of a pipe with openings of 1-3 mm, and is installed horizontally with openings up.EFFECT: creating a compact autonomous desalination plant with the increased energy efficiency.3 cl, 1 dwg

Kochetov flotation and filtration plant // 2613911
FIELD: chemistry.SUBSTANCE: protective mesh is installed at the ejector inlet to prevent clogging of the ejector nozzle, and the ejector has two fittings, one used to inject the reagent solution and connects to the metering pump via a tube, and the other serves for air suction, wherein both fittings have embedded check valves. The ejector is connected to a two-stage saturator, the second stage of which includes a pressure gauge and an output line connected to a single pipe, the second step of the saturator is connected to the distribution manifold via a check valve through nozzles located at the bottom of the flotation chamber containing a scraper, a tray and an overflow pipe associated with the upper part of the filter having an absorbing filtering media layer which is retained by supporting and clamping frames. Each nozzle manifold consists of a body with the nozzle rigidly connected to a housing coaxially disposed in the upper portion of the housing and having a cylindrical bore for fluid supply coupled to the diffuser which is axially symmetric to the housing and the fitting, and a sprayer located perpendicular to the housing axis and formed as a solid disc is connected to the lower part of the housing by means of at least three spokes. The adsorbent is shaped as perforated cylindrical rings, with a rigidly attached perforated circular base on one side, and a perforated round cover on the other, and the perforated cylindrical rings cavity is filled by ball elements made of active carbons, for example, "БАУ", "АР-А", "СКТ-3".EFFECT: higher efficiency of waste water treatment.8 dwg

Treatment method of liquid environments with short low frequency electromagnetic pulses // 2613504
FIELD: electricity.SUBSTANCE: method of processing liquids carried by electromagnetic Iimpulses in the frequency range of 5 to 50 Hz and a pulse duration in the range from 1 to 8 ms. Use electromagnetic system, imposed on the pipeline of non-magnetic materials. Electromagnetic system contains pulses generator and connected with it electromagnetic inductor. Electromagnetic inductor is operated as an open magnetic circuit with a magnetizing coil located on it so that the axis of the pipeline is located between poles of electromagnetic inductor.EFFECT: invention allows to provide an economical and efficient way of electromagnetic treatment, leading to a change in the physical properties of liquid media.8 cl, 4 dwg
ethod for back water preparation during flotation // 2613401
FIELD: chemistry.SUBSTANCE: method for back water preparation during flotation involves dosing of reagents for back water neutralisation, heavy metals precipitation, and sulfhydryl collectors for electrochemical parameters of the back water. Potential difference between two electrodes, one of which is molybdenum and the other is either argentite, or cadmium, or tin, or antimony, is measured in the water or pulp flow. Based on the measured potential difference deviation of least one bimetal pair from the predetermined optimum value, reactant supply is adjusted. To neutralise the back, an acid, such as sulfuric acid, or alkali, such as lime milk, is used, dose is adjusted by the potential difference of a bimetallic pair including molybdenum and cadmium electrodes, so that an increase in the potential difference Δ(Cd-Mo) increases the dosage of alkali and a decrease in the potential difference Δ(Cd-Mo) reduces the dosage of alkali. Hydrosulphuric acid salts and its derivatives, for example, Na2S, NaHS are used as a reagent for heavy metals precipitation, wherein the dose is adjusted out based on the potential difference of a bimetallic pair including argentite and molybdenum electrodes, so that an increase in the potential difference Δ(Ag2S-Mo) increases the reagent dosage, and a decrease in the potential difference Δ(Ag2S-Mo) reduces the dosage. Bluestone is used as a reagent for sulfhydryl collectors precipitation with dose adjusted based on the potential difference of a bimetallic pair including argentite and molybdenum electrodes, so that an increase in the potential difference Δ(Ag2S-Mo) reduces the dosage, and an increase in the potential difference Δ(Ag2S-Mo) reduces the dosage. In case of simultaneous treatment of water to neutralise acidity via dosing alkalis and heavy metal deposition using hydrogen sulfide salts and its derivatives, three metal electrodes are used: argentite, molybdenum and antimony. Alkali feed is adjusted, so that an increase in the potential difference Δ(Sb-Mo) increases the dosage of alkali and a decrease in the potential difference Δ(Sb-Mo) reduces the dosage of alkali. Hydrogen sulfide salts and its derivatives flow is adjusted out so that an increase in the potential difference Δ(Ag2S-Mo) increases the reagent dosage, and a decrease in the potential difference Δ(Ag2S-Mo) reduces the reagent dosage.EFFECT: improved accuracy and reliability of reagent supply at an optimal level, consumption of which is adjusted based on the measured electrochemical potential of the back water.7 cl, 12 dwg, 8 tbl, 3 ex
ethod of feed water preparation for low pressure coil steam generators // 2613356
FIELD: chemistry.SUBSTANCE: chemicals are added to the feed water, at that, two chemical reactant are added to this water: Aminat™CO-2 for final removal of oxygen from the feed water and Aminat™CO-3P to prevent scaling and adjust pH of the feed water, at that, the dose of the chemical reagent Aminat™CO 2 is calculated by the formula: DCO-2=8×O2+i, mg/dm3, where O2 is oxygen content in the feed water in mg/dm3; i is the excess of reagent Aminat™CO-2, mg/dm3, which is in the range of 5-15 mg/dm3 for the feed water and in the range of 10-25 mg/dm3 for the boiler water, and the dose of the chemical reagent Aminat™CO-3P is calculated by the formula: DCO-3P=186×(Hfeed.w-Hres.)+6.7CFe, mg/dm3, where: Hfeed.w. is feed water hardness, mg-Eq/dm3; Hres. is residual hardness, mg-Eq/dm3; CFe is iron content in the feed water in mg/dm3.EFFECT: prevention of scale formation and corrosion processes on the heat transfer surfaces of low pressure coil steam generators.

Waste water treatment plant at fuelling stations using pressure flotation and tank for collection of oil products // 2613293
FIELD: technological processes; ecology.SUBSTANCE: invention relates to devices for purifying waste water and can be used at fuelling stations. Proposed plant comprises settling filters, tanks for collection of waste water, clean water, oil products and sludge, pipeline, ejector, air duct, inspection device for separation of oil products from water, electric pump unit for pumping of suspended substances, oil products and contaminated waste water. Wherein process pipeline is equipped with electric pumping plant with ejector and air duct for air supply. On tank for collection of waste water there is air release valve and intake pipe is made with two horizontal branches.EFFECT: increase of efficiency of purifying waste water from oil products.4 cl, 3 dwg

ethod for removal and recovery of organic amine from hydrocarbon stream // 2612967
FIELD: chemistry.SUBSTANCE: invention is an effluent reactor stream for preparing linear alpha-olefins by oligomerization of ethylene or a fraction of the effluent stream comprising the stages of: i) mixing a hydrocarbon stream containing amine with an aqueous mineral acid at the volume ratio of the hydrocarbon stream: aqueous inorganic acid > 1: 1.5: 1, ii) phase separation into hydrocarbon and an aqueous phase; iii) removing the hydrocarbonaceous phase and optionally its further purification, iv) optionally recycling of, at least, a part of the hydrocarbonaceous phase obtained at the stage (iii), to the mixing stage (i), v) mixing the aqueous phase obtained at the stage (iii) with an aqueous alkaline solution, vi) separating the phases into an aqueous phase and the resulting organic phase, vii) removal of the organic phase obtained at the stage (vi), and optionally its further purification.EFFECT: method overcomes the disadvantages of the prior art and allows an easy and fast processing with rapid phase separation into organic and aqueous.14 cl, 1 dwg, 1 tbl, 4 ex
Saline composition for desalted water mineralisation (versions) // 2612780
FIELD: food industry.SUBSTANCE: invention relates to potable water production methods and can be used in food industry, dietetics, medicine, engineering, agriculture and other fields. Saline composition contains sulphates of magnesium, zinc and calcium as well as potassium iodide and edible sea salt. As per the one of versions the saline composition is used as powder, as per another version - as solutions.EFFECT: invention allows for the improvement of body defences and reduction of likelihood of diseases concerned with metabolic disturbance.2 cl, 2 tbl

ethod for sewage treatment // 2612724
FIELD: chemistry.SUBSTANCE: sewage is supplied into a unit of cylindrical shape (1), at first to precipitation tank (2), then to flotation unit (3) with flotation zone and precipitation zone in secondary precipitation tank (4). After that additional treatment is carried out in granular filter (5) with downward water movement and in sorption filter (6) with upward water movement. Barium chloride and calcium hydroxide are supplied through ejector built in the pipeline for sewage supply. Treated water is collected in treated water tank (7). Flotation unit (3) is divided in four sections three of them being in flotation zone and the fourth one being in precipitation zone. Filters (5,6) are fitted out with removable lids for change of charge, and charges are packed in a mesh cartridge made of non-corrosive material. Secondary precipitation tank (4) is located between the external wall surface of precipitation tank (2) located in the center and the body wall of the treatment unit (1). Precipitation tank (2) has cylindrical shape and conical bottom and the bottom of secondary precipitation tank (4) has a slope from center to periphery and is connected to granular filter (5) through an overflow hole. Unit (1) body is made of light and strong glass-reinforced plastic.EFFECT: invention allows to effectively remove chromium ions, chlorides, sulfates, suspended substances, synthetic surface active substances from sewage, lower BOC and COC values of treated water due to separate successive operation of treatment units, simple design and mobility.4 dwg, 1 tbl

Screw press-separator // 2612711
FIELD: machine building.SUBSTANCE: this invention relates to screw press-separator for separation of solid components from slurry, including solid and liquid components. Screw press-separator (1) includes housing (2), arranged in house frame (5), cylindrical screen (4), which, at least, partially located in frame (5), and installed inside screen (4) with possibility of rotation around screen (4) longitudinal axis (6) slurry wringing screw (3). Frame (5) is installed in housing (2) without gap. Screen first area (41) is installed directly in housing (2), and screen second area (42) is installed in frame (5).EFFECT: simplicity and low cost of screw press-separator production, safety and reliability of its operation.11 cl, 2 dwg
Device for production of water with reduced heavy molecules content // 2612667
FIELD: chemistry.SUBSTANCE: device comprises a distillation column operating under vacuum, an evaporator, a condenser and a heat pump. At that, the distillation column consiss of two coaxial pipes with diameters D1 and D2, with D1>D2 and (D1-D2)/2<300 mm, with a bulk packing layer located in the gap between them. The liquid distributor on the column top has at least 800 irrigation points per one square metre of the column orifice sectional area.EFFECT: increased productivity and reduced energy costs.5 cl, 5 dwg, 4 tbl, 3 ex

ethod for processing fluids and device to this end // 2612290
FIELD: technological processes.SUBSTANCE: method of processing fluids comprises the following steps: at first the initial liquid is supplied to the vortex steam generator where it is subjected to forced vortex rotation, whereby steam is separated from the central part of the rotating fluids, then the steam is supplied into the central part of the vortex steam condenser, rotating it with whirlers, wherein a jet of condensate from the receiving container is supplied together with the steam to the said central part of the steam condenser which decomposes under the rotating steam mass settling on the walls of the vortex steam condenser, thereafter the processed fluid is put into the receiving container and a part of it is get back to the central part of the vortex steam condenser. The processing fluids device comprises a steam generator, a source of raw fluid, a tank receiving processed fluid; the device is provided with a steam condenser connected to the steam generator, while the steam generator is designed as a reaction chamber equipped with a rotor having a rotary drive, the rotor has turbine blades, in the upper part of the chamber there are curved channels to twist flows, and the steam condensate connected to the steam generator has swirlers of steam flow and a pipe for supplying condensation to the condensation chamber with a cooling jacket.EFFECT: invention provides cleaning of large masses of water on centralized water supply stations with low capital and operating costs.2 cl, 1 tbl, 5 dwg
Processing of co-produced water to remove organic compounds // 2612273
FIELD: ecology.SUBSTANCE: invention relates to method of removing organic contaminants from water and can be used, for example, for treatment of water produced from heavy oil extraction operation by means of steam. Method includes following stages: (A) treatment of water medium at first phase by acidification of water medium for desolubilization of dissolved organic substances and separation of desolubilized organic substances from water medium by filtration, and (B) treatment of water medium directly coming from phase (A), at second phase by bringing water medium in contact with activated carbon with at least 50 % of pores with diameter ranging from approximately 10 to approximately 20 angstrom.EFFECT: increased degree of purification of water from organic contaminants.12 cl, 6 dwg, 2 tbl

Use of activated carbon in membrane bioreactor // 2612272
FIELD: waste processing and recycling.SUBSTANCE: invention relates to treatment of waste water. Method of treating waste water includes providing a membrane bioreactor containing membranes having a film on a support structure, and maintaining in the membrane bioreactor the sorbent particles concentration making at least 200 mg/l, where the said particles are in contact with the membranes. Membrane bioreactor includes membranes with a supporting structure and a feed unit made for dosed addition of sorbent particles in part of the membrane bioreactor in a liquid junction with membranes without an intermediate stage of solid substances separation and for maintaining in the membrane bioreactor the sorbent particles concentration making at least 200 mg/l.EFFECT: invention provides effective treatment of waste water.19 cl, 5 dwg, 8 ex

ethod for cleaning and regeneration of acidic chromate solutions and device forits implementation // 2612248
FIELD: electricity.SUBSTANCE: process of purification and recovery of acidic chromating solutions carried out at a constant current of 0.01-0.03 A, and a voltage of 0.5-1.5 V, with insoluble electrodes in the form of activated carbon with a particle size of from 0.5 to 2.0 mm. The electrode cell partition, which separates the anode chamber and the cathode, is made of an impermeable material and electrodes are used as filled in the anode compartment and the cathode at the height of 0.8-0.9 of the height of partitions activated carbon having a particle size of from 0.5 to 2.0 mm.EFFECT: invention enhances the degree of separation while reducing power consumption by providing a new mechanism for separating the plurality of ions on the surface of the active centers in the interelectrode space.3 cl, 1 ex, 2 dwg

ethod of processing oily wastes (sludges) // 2611870
FIELD: waste processing and recycling.SUBSTANCE: invention relates to processing of oily wastes (sludges) and can be used in oil, petrochemical and other branches of national economy, at industrial facilities with formation, warehousing and prolonged storage in earth barns or concrete sludge collectors of any volumes of oily wastes – hazardous source of environmental pollution. Method consists of an auxiliary process in form of grinding sludge with removal of large organic inclusions and unbound water and a main process consisting in thermal treatment of sludge. Main process is carried out in three successive steps, namely, preliminary heating of filler (crushed stone and gravel), its mixing with sludge, heating a mixture of sludge with filler to temperature of 450–500 °C for low temperature pyrolysis in same reactor heated during entire main process with separation of mixed media at each stage into two partially overlapping counter-streams with reversing motion mode, wherein first two steps of main process and beginning of third, during which complete dehydration of mixture is completed, is implemented in reactor at atmospheric pressure, and from beginning of pyrolysis in reactor excess pressure is maintained within range of 0.1–0.2 MPa with supply of gaseous pyrolysis products as additional fuel for heating mixture of sludge with filler through heat transfer tight partition between furnace and reactor.EFFECT: reduced power consumption, higher efficiency of processing oil sludge.1 cl, 1 dwg
Plant for waste water treatment from oil // 2611507
FIELD: oil and gas industry.SUBSTANCE: plant consists of a vertical tank 1, which contains a vertical partition 2 equipped with a back valve 17, separating the tank into two individual cavities 3 and 4, in the bottom of which perforated pipes 5 are mounted, with finely porous covers fixed thereon; perforated tube of cavity 3 is further connected with flocculant dosing unit 7; partition 8 and 9 are mounted over perforated tubes and made of plates; in cavity 3, they are made in the form of volume grating; in cavity 4, the partitions height decreases from the periphery to the center, also, in the cavity 4, there are two ultrasonic transducers 10, located on diametrically opposite walls above the perforated pipes, perforated pipes 5 are connected to air compressor 11, consumption of which is measured by a rotameter 12; the separated oil product collecting unit is placed on the outer side of vertical tank 1 and designed as a chute 13 attached to the perimeter of tank 1 at an angle to the upper generatrix of the upper tank. The flanging height of tray 13 is selected from the overflow absence conditions, at the tray bottom, there is a drain branch pipe 14 for separated oil product. The air supply from the 11 into cavity 3 and 4 is carried out by opening shutoff valves 15 and 16. The plant has a shutoff valve 18 for draining of purified water.EFFECT: increased efficiency of water purification from oil products and creating the possibility of operative use in conjunction with any purification means at a relatively low cost of purification process.2 dwg, 1 tbl

Installation of hydrodynamic water treatment // 2611500
FIELD: ecology.SUBSTANCE: hydrodynamic water treatment installation comprises a pump, a cavitation device, a system of working gas input from an external source into a stream of processed water, inlet and outlet pipelines, measuring and tuning elements. The cavitation device consists of a direct-flow convergent channel and a cylindrical chamber installed consecutively, while the convergent channel has a taper angle β=(20±5°), a length L=0.08-0.45 m, a diameter of the outlet section d=0.03-0.21 m and is designed to increase water flow rate to W≥25 m/s. The cylindrical chamber has a passage section diameter d=0.03-0.21 m and a length L=5±0.5 m, it is connected through a portioning device with a source of compressed oxygen-containing gas - an oxygen cylinder with pressure up to 150 atm, and is designed to enhance the cleaning effect of the hydrodynamic processes via conversion of liquid-phase in two-phases microbubble flow by supplying oxygen-containing gas into it with the following flow key parameters: Reynolds criterion≥ Re105; flow speed W=25-50 m/s; oxygen concentration in the flow CO2=2.7-3.0 g/l in a gas input section; cubic liquid gas content δ=0.11-0.4; gas-vapor bubbles radius R≤100 mym; liquid and gas-vapor phases contact τtimeline τ=0.1-0.2 s; Veber criterion We=105-107.EFFECT: expansion of the tool sets in the nonautonomus process to detect indicators The invention protects environment against contamination with toxic chemicals.1 dwg
ethod of providing environgmental balance for public water reservoirs ecological system // 2611496
FIELD: ecology.SUBSTANCE: method involves a complex technology of water reservoir ecological system restoration including a preliminary assessment of the water reservoir ecological status, based on the results thereof the water volume is affected with the modulated electric potential of the emitter, which is modulated with the signal of a 30-150 Hz frequency, comprising a spectrum of impact on the water reservoir ecological system with an amplitude of 0.5-1.7 V and a duration at least 120 minutes. Spectral characteristics of the signal: the shape, frequency and amplitude of the signal, as well as geometric shape and emitter material are determined on the assessment results of the water reservoir ecological status. The emitter is placed in the water volume at the suspension height selected from the equality of energies at the water surface and the bottom of the water reservoir at the suspension line. The emitters are placed at the suspension plane taking into account their apertures overlaps. The number of emitters for each water reservoir is determined depending on the size of the water reservoir. Additionally the elements to be dissolved in water as donors of missing chemicals are placed in the volume of water. At the same time rehabilitation of the coastal ecological system is carried out. Then water samplings are taken to assess water reservoir status and the spectrum impact is adjusted. Water sampling and adjustments are carried out until the ecological balance in the water reservoir is achieved.EFFECT: increased efficiency of public water reservoirs cleaning from contamination and restoration of ecological balance.2 cl, 4 tbl, 1 dwg
ethod for cyanide solutions purification from nonferrous metals complexes prior to sorption // 2611237
FIELD: chemistry.SUBSTANCE: method comprises cyanide solutions treatment with calcium hypochlorite in a concentration of 4.5 to 5 g/l to ensure translation of nonferrous metals to an insoluble precipitate, and exposure for 2-5 hours after precipitation, maintaining the pH of 9.5 to 10.7.EFFECT: shortened gold sorption from solutions after cyanidation.2 tbl, 1 ex
ethod of extracting cerium (iv) ions from aqueous solutions // 2610864
FIELD: chemistry.SUBSTANCE: invention relates to methods of extracting cerium (IV) by electroflotation from waste water, depleted or industrial raw material. Described is a method of extracting cerium (IV) from an aqueous solution, including electrofloatation with insoluble anodes, in which treated water is mixed with a cationic flocculant based on highly polymerised polyacrylamide with weight ratio of cerium (IV) ions to flocculant [1]:[0.008–0.1], wherein electrofloatation is performed at current density of 0.4 A/l for 10 minutes.EFFECT: technical result is wider of range of initial concentrations of cerium (IV) ions while maintaining high degree of extracting cerium (IV) ions.1 cl, 1 tbl, 2 ex

ethod for treatment of waste water produced in manufacture of solid propellant components // 2610601
FIELD: chemistry.SUBSTANCE: waste water, produced in the manufacture of solid propellant components, contaminated with nickel and lead ions, sulphates, nitrates and organic materials is directed to a thermal treatment plant, where it is subjected to fire treatment. First it arrives in a cyclone furnace at a temperature of 800-900°C, therefrom it is sent to a secondary incinerator at a temperature of 1100-1200°C provided with a secondary combustion air blower for flue gas burning. Incinerator secondary chamber inlet is fitted with a carbamide solution injector, where 40% solution of carbamide is injected into the gas flow for neutralisation of nitrogen oxides. Nitrates, sulphates and organic materials along with the heavy metal ions are removed from the contaminated waste water. Environmentally friendly universal process of advanced treatment of combustion products.EFFECT: cost-effective method, improved decontamination efficiency.2 cl, 1 dwg, 3 tbl

ethod of conditioning of surface water run-offs from suspended matters and petroleum products // 2610507
FIELD: oil and gas industry.SUBSTANCE: invention can be used for conditioning of the heavily polluted surface water run-offs from the territories of the industrial enterprises, solid waste landfills. Water run-offs with preliminary injected flocculant with hydrophobised properties are injected to the sand precipitating stage and large particles, fine mechanical conditioning from the suspended matters in the layer of the bedding from the cylindrical rings, filled in bulk, sorption of free and emulsified petroleum products, additional sorption of soluble petroleum products, sorbented, with microflora attached and the oxygen delivery. The water run-offs input for the conditioning is automatically changed proportionally to the rainfall density. The lower limit of the automatic control of the water run-offs input makes up not less than 10% of the nominal. Before the fine mechanical conditioning, an additional mechanical purification is performed using an easy recycled filter bag with the filtering rating of 10-100 µm and the filtering square which is 0.1-0.25 of the filtering square at the stage of the main conditioning.EFFECT: method provides the degree of conditioning of the surface water run-offs of 50-75%, which makes it possible to reduce the bedding on the stage of the main conditioning and perform the replacing of the bedding of not more than once a year.3 dwg, 5 tbl, 3 ex

Apparatus for extracting hydrogen from black sea water // 2610429
FIELD: physics.SUBSTANCE: invention relates to extraction and processing of minerals. The apparatus for extracting hydrogen from Black Sea water comprises a reactor connected by pipes to an air intake and a container with sulphuric acid coming from an oxidiser. The reactor is placed in a reservoir in the form of a cylinder placed in coastal ground. The cylinder is connected by water inlet and draining hoses with the hydrogen sulphide layer of the sea. The bottom of the cylinder is 6-8 m below the sea level. Inside the cylinder there is a partition at the centre of which there is a reactor, the upper part of which is below the sea level. The cylinder is connected through a hydrogen sulphide outlet nozzle and a pipe to a first compressor and an oxidiser, the output of which is connected to a sulphuric acid tank connected to the reactor. The reactor is also connected to a second air compressor, the second output of which is connected to the second input of the oxidiser. The first compressor is connected through a control device to a heater, having thermal contact with the oxidiser. The heater is connected to a plasmatron, the second input of which is connected to a controlled valve, which is connected to the hydrogen outlet of the plasmatron, and the control input of the valve is connected to the control device. The water inlet and drain hoses are connected to a suction pump and a waste water pump, respectively, and are lowered into the hydrogen sulphide layer at a different depth.EFFECT: invention provides reduced power consumption when producing hydrogen due to maximum utilisation of the energy of each process cycle.3 cl, 2 dwg

ethod for purifying water in tanks for housing aquatic fauna with simultaneous utilization of organic waste // 2609810
FIELD: personal use and household items.SUBSTANCE: from under the perforated false bottom, through the water conduit that tightly joins the hole of the correct cross-section in the false bottom, by means of a water-lifting device, the water is taken to the container located above the water level and equipped with a light source with filter-feeding plants floating freely or rooted in the substrate inside, then the treated water is delivered back through the water conduit under the false bottom.EFFECT: invention enables to purify water in a fish tank.1 cl, 1 dwg
Aeration device, use thereof, and water purification installation with such aeration device // 2609494
FIELD: chemistry.SUBSTANCE: invention relates to an aerator for water aeration. Aerator comprise distribution system (4) for distributing air below water surface and compressor (2) with an air inlet and at least one air outlet (23), Compressor (2) is configured to be placed below water surface by this compressor (2) being provided with a housing that prevents infiltration of water into compressor (2). Infiltration of water at air inlet is prevented by intake pipe (3) being provided, of which one open end is above water surface and other open end has a watertight connection to compressor (2). Infiltration of water at air outlet (23) is prevented because distribution system (4) has a watertight connection to air outlet (23) and, due to its nature or by at least one valve, can hold back water. Housing is in thermal contact with water to cool compressor (2), wherein compressor (2) is a centrifugal compressor that comprises impeller (21) that is driven by shaft (17) that is mounted on air bearings (24), magnetic bearings or both.EFFECT: technical result is high efficiency of aeration at minimum power losses.14 cl, 5 dwg

obile water treatment and resin movement unit // 2609473
FIELD: chemistry.SUBSTANCE: invention can be used for treatment of water with ion-exchange resins in conditions without a permanent water treatment station in residential settlements and seasonal works on remote areas. System and method of providing mobile or temporary water treatment include service centre (14), one or more mobile treatment means (16), unit (22) for moving resin and one or more vehicles (28) for transportation of resin. Service centre (14) is used for regeneration of ion-exchange resins. Mobile means (16) comprises water treatment equipment, including a reservoir for ion-exchange resin. Unit (22) serves for moving resin between mobile treatment means (16) and vehicle (28) for transportation of resin, wherein unit (22) also includes compressed air feed system. Vehicle (28) is intended for transportation of resin on ground, sea and air between unit (22) for movement resin and service centre (14). Mobile means (16) delivers resin to be regenerated to unit (22). Resin to be regenerated is moved into vehicle (28) for transportation of resin to service centre (14). Vehicle (28) is repeatedly filled with regenerated resin, which is returned to unit (22) for transportation into mobile eans (16).EFFECT: eliminating problem of regeneration of resin at water treatment site and reduced cost of treating water in areas far from resin regeneration centre.17 cl, 4 dwg
Chrome ion removal from wastewater of leather, pickling and electroplating industry // 2609470
FIELD: metallurgy.SUBSTANCE: invention can be applied in ferrous and non-ferrous metallurgy, as well as in industrial and domestic wastewater treatment. Method of chrome (III, VI) ion removal from wastewater involves contact of treated water with the mix of anionite with strong acid cationite, mixing and phase separation. Anionite of AMP or AM-2B grade is used as anionite. Strong acid cationite KU-2 obtained by sulphation of styrene copolymer and 8-20 % divinyl benzene is used as cationite.EFFECT: fast and deep extraction of chrome (III, VI) from water medium.5 dwg, 5 ex

ethod of aeration of livestock wastes of storage pond area // 2609385
FIELD: agriculture.SUBSTANCE: invention relates to the field of environmental protection, particularly to the preparation of wastewater in irrigated agriculture for irrigation and fertilization of plants, in water protection measures, the distribution of wastewater and livestock wastes in the system of irrigation from the distribution pipelines to the agricultural fields of irrigation (AFI). The method consists in aeration of livestock wastes in a closed water area in the form of a storage pond 1 with an area of silt accumulation from liquid effluents. The storage pond 1 is a water area with a levee along its perimeter. The surface area of the pond 1 on the water area of the dams is divided into working installations with fixing the racks 2, on which the water discharge pipeline 3 and the discharge air duct tube 4 are mounted. Regulation of water and compressed air consumption are provided by the regulators in the form of valves 10 and 11. The aerators 5 in the form of sprinkler units are supplied with a nozzle 6 which is directed at an angle up towards the surface area of the storage pond 1. The water discharge pipeline 3 is mounted to the pump station 7 on the dam of the pond 1 with a tank 8 filled with clean water. The discharge air duct tube 4 is also mounted with a source 9 of compressed air (compressor) and is placed on the dam of the storage pond 1. The discharge air duct tube 4 is connected to the aerator 5 by a flexible hose 12. As a result, under the influence of pressure jets and the created vacuum in the diffuser of the aerator 5 the compressed air suction is carried out from the air duct tube 4, and the water-air mixture is formed as rain over the area of the wastewater surface in the zone of the storage pond 1, which provides contact from above over the cloud of biogas rising over the area of the pond surface. Livestock wastes are additionally diluted with clean water mixed with oxygen at the compressed air supply. The active mass of the surface sludge is also diluted to a certain proportion, which facilitates the process of intake of such diluted wastes in the discharge conveying pipe for AFI.EFFECT: invention provides effective protection of wastewaters against biogas rise to the atmosphere over the area of the pond surface, and simultaneously contributes to decontamination of wastewater by feeding for AFI The structure of the aerator enables to mix water and air due to the water-air compound of their mixture and to supply to the surface of the pond area in the form of rain.2 dwg

Preventing of starch degradation in production of cellulose, paper or cardboard // 2609245
FIELD: technological processes.SUBSTANCE: invention relates to process waters treatment. Method of starch degradation degree controlling in starch containing process water from cellulose production provides for process water treatment with biocidal system containing zinc ions and oxidizing or non-oxidizing biocide.EFFECT: disclosed method provides effective reduction or prevention of starch degradation with high quality of production.13 cl, 4 dwg, 4 tbl, 4 ex

Irradiating device for generating ultraviolet radiation and method for its manufacture // 2609034
FIELD: physics.SUBSTANCE: invention relates to irradiation device for the ultraviolet radiation generation. Irradiating device for generating ultraviolet radiation is used in particular in food processing or in water treatment. Device comprises an ultraviolet irradiator having the irradiator tube made of quartz glass, or surrounded by a cylindrical protective tube made of quartz glass ultraviolet irradiator having the irradiator tube made of quartz glass. Irradiator tube and/or protective tube is coated with dirt and water repellent coating in the form of alcohol dispersion containing nanoparticles of titanium dioxide and from 20 vol. % to 60 vol. % of ethanol.EFFECT: technical result of the invention is to increase the lifetime of the irradiating device.9 cl, 2 dwg, 3 tbl
Underground water collecting reservoir of coal strip mine // 2608703
FIELD: manufacturing technology.SUBSTANCE: underground water collecting reservoir of a coal strip mine contains an impermeable layer and located downward from this layer a space for water storage and a cleaning layer. Space for water storage comprises first space for storage of water and second space for water storage. Cleaning layer comprises first and second cleaning layers. First cleaning layer is arranged horizontally in the space for water storage to divide it into the first space for water storage and the second space for water storage. First space for water storage is located below the impermeable layer and between the said layer and the first cleaning layer. Second space for water storage is located below the first space for water storage, and the bottom part of the second space for water storage is located in the lower part of the underground water collection reservoir of the coal strip mine. Second cleaning layer is arranged vertically inside the second space for water storage.EFFECT: present invention due to building the underground water collection reservoir of the coal strip mine prevents useless water consumption in the process of coal production and due to availability of the cleaning layer in the underground water reservoir of the coal strip mine provides multiple water treatment, prevents environmental pollution and implements the water management policy during mining operations in the process of coal production.9 cl, 1 dwg
Biocomposite for purification of waste water from nitrite-, nitrate-, phosphate ions // 2608527
FIELD: ecology; biotechnology.SUBSTANCE: invention relates to biocomposite material containing non-woven polymer and immobilized association of microorganisms, and it can be used in treatment of domestic and industrial waste water from contamination with nitrites, nitrates, phosphates. Biocomposite is nonwoven polymer based on copolymer of acrylonitrile and methyl methacrylate, produced by aerodynamic forming, filler, which is activated carbon and crushed unsterile Sphagnum plants (Sphagnum) or activated carbon and cell walls of aqueous duckweed plants (Lemnaceae), incorporated into polymer during its aerodynamic forming in amount of 10–50 % of weight of polymer, and immobilized association of microorganisms, reducing concentration of nitrate-, nitrite- and phosphate ions, association incorporates methylotrophic yeast of genus Torula, bacteria of genus Arthrobacter, Bacillus, Pseudomonas.EFFECT: technical result consists in increased service life of biocomposite material, increased area of immobilization of microorganisms, higher degree of material for immobilisation of association of microorganisms, and selection of set of microorganisms in association of microorganisms, which has symbiotic relationship providing high degree of purification of waste water from said ions.1 cl, 2 ex

Process platform for acoustophoretic multicomponent separation // 2608419
FIELD: chemistry.SUBSTANCE: invention is intended for separation of impurities from fluid. Method of separating impurities from a host fluid includes steps of creating a flow chamber having a source of acoustic energy, and on opposite side of flow chamber an acoustic energy reflector, facilitating flow of host fluid through flow chamber, applying source of acoustic energy to host fluid in order to generate a three-dimensional ultrasound standing wave, wherein three-dimensional ultrasound standing wave leads to formation of acoustic radiation force, having an axial and a transverse component, having one order of magnitude. Device for separation of impurities from a host fluid comprises a flow chamber with an inlet and an outlet, through which flows mixture of host fluid and at least one of second fluid and particles, ultrasonic transducer or a plurality of ultrasonic transducers on wall of flow chamber, reflector arranged on wall on side of flow chamber, opposite transducer. Each transducer includes a ceramic crystal, which forms side of transducer. Transducer is excited by an oscillating, periodic or pulsed voltage signal at ultrasound resonance frequency. Crystal excites transducer for oscillation at irregular shift mode to generate a three-dimensional standing wave in flow chamber.EFFECT: technical result is higher capture force for acoustophoresis.27 cl, 30 dwg, 3 tbl
Polymer mixtures as deposit inhibitors in water supply systems // 2608409
FIELD: chemistry.SUBSTANCE: invention relates to mixtures of polymers and a composition, as well as to their use as Deposit inhibitors in water supply systems. Mixture contains in terms of polymer component: (A) 5 to 95 wt% water-soluble or water-dispersible polymer based on: (a1) from 20 to 80 wt% of at least one monomer selected from a group consisting of olefins with 2–8 carbon atoms, allyl alcohol, isoprenol, alkyl vinyl ethers with 1–4 carbon atoms and vinyl ethers of monocarboxylic acids with 1–4 carbon atoms, (a2) from 20 to 80 wt% of at least one monoethylenically unsaturated carboxylic acid with 3–8 carbon atoms, its anhydride or salt, (a3) from 0 to 50 wt% of one or more monomers with sulphonic acid groups, (B) 5 to 95 wt% water-soluble or water-dispersible polymer based on: (b1) from 30 to 100 wt% of at least one monoethylenically unsaturated carboxylic acid with 3–8 carbon atoms, its anhydride or salt, (b2) from 0 to 70 wt% of one or more monomers with sulphonic acid groups, (b3) from 0 to 70 wt% of one or more non-ionic monomers.EFFECT: technical result is obtaining a composition with improved inhibition of formation of deposits.30 cl, 3 tbl, 10 ex
ethod for ozonation of liquid and device therefor // 2608144
FIELD: chemistry.SUBSTANCE: invention relates to ozonation of liquids and can be used for treatment of drinking water, treatment of household and industrial wastes, maintaining clean water in water reservoirs in a clean state, as well as for treatment of oil products. Ozonation of liquid is carried out in a chamber, divided by mesh partition 12 into relaxation 9 and reaction 10 zones. Gas dispersed into bubbles, which contains ozone, is fed into lower layer of liquid of reaction zone 10. Direction of flow of liquid, passing through replaceable two-layer functional module 11, is reversed. Liquid bubbles are output into upper layer of module 11 and new bubbles are formed from accumulated gas volume, said bubbles entering liquid stream flowing over module 11. Ozonation device includes liquid circulation device 19, ozone-gas mixture dispersing device 20, as well as replaceable two-layered functional modules 11, installed over each other with spacing and transversely in relation to rising bubbles. Flow section of gap between replaceable two-layered functional modules 11 is not less than flow section of opening at output of module 11.EFFECT: invention increases efficiency of using ozone and creating a universal device for ozone treatment of different liquid media.14 cl, 2 dwg, 6 ex
System of waste waters zero waste disposal // 2607818
FIELD: water supply.SUBSTANCE: invention relates to domestic waste water processing, namely, to system of waste waters zero waste disposal with their desalination and further supply to injection into gas transfer units gas-turbine plants for cooling of turbines. Waste water recycling system includes waste water biological or biochemical treatment unit (4), having treated effluent (14) outlet and sediment (20) outlet, sediment (20) composting unit (5), connected to sediment outlet, evaporation unit (7) for treated effluent (14) desalination, connected to treated effluent (14) outlet and having desalinated water (15) supply outlet and blowdown water (21) outlet, settling-crystallization unit (8) connected to blowdown water (21) outlet. At that, evaporation unit (7) desalinated water (15) supply outlet is made with possibility of communication with gas compressor unit gas turbine plant (10) cooling device (GCU GTP), installed with possibility of desalinated water injection into GCU GTP (10) path.EFFECT: technical result is minimization of ambient environment pollution due to absence of recycling wastes, higher degree of waste water purification, decreasing power consumption for recycling, increasing in GCU GTP efficiency and power.8 cl, 1 dwg
ethod for preventive protection of water body from pollution with liquid hydrocarbons // 2607396
FIELD: ecology.SUBSTANCE: invention relates to environmental protection and can be used for advanced-preventive protection of a water body from liquid hydrocarbon pollution, as well as during seasonal protective measures. Method involves treating the water body with liquid hydrocarbon adsorbents, which have been packed, using a certain method, into shell-bags, permeable for water and liquid hydrocarbons; bags with hydrophobic adsorbent inside – graphene pumice – are dumped onto the water surface in or near the source of water discharge at a hydraulic engineering installation to provide advanced preventive protection of water body while the bags are floating in the water using the current; or the bags that have been attached to each other or placed in a net together with a load and, possibly, anchor, are placed at the bottom of the protected water body for cleaning the bottom deposits from heavy hydrocarbons -once on the water surface, freely floating bags clean the protected water body and even collect the contaminant, which is not known to have been dropped into the water yet, wherein the neutralization of the contaminant is performed by hydrocarbon-oxidizing natural bacteria present in any aquatic ecosystem or under other natural factors - in the pores of the adsorbent, which do not shrink under the action of capillary forces, and the bags, cleaned from the contaminant and able to move further, float to another contaminated section of the water surface and the cycle is repeated multiple times.EFFECT: invention provides protection of a water body from pollution by liquid hydrocarbons.6 cl

Apparatus for purifying industrial and storm sewage from titanium-magnesium production // 2607220
FIELD: wastewater treatment plants.SUBSTANCE: invention relates to treatment of industrial sewage and storm sewage from titanium and magnesium production. Plant for cleaning of industrial and storm sewage water includes chambers, connected to each other in following sequence: oil trap 2 is connected to UV disinfection chamber 4 by pipe 3, passing through disinfection chamber and equipped with UV irradiation device 5 with wavelength of 250–270 nm, disinfection chamber is connected to waste water flow rate measurement chamber 6 by pipe 3, passing through chamber for measuring flow rate and equipped with acoustic flow meter 7, flow measurement chamber is connected via pipeline with filtration chamber 8 with sorption filler 9 of MIU-S2 type, and filtration chamber with sorption filler is connected via pipeline to collecting manifold 10 for purified waste water, and pump station 11 for pumping purified waste water is connected via pipeline on one side with collecting manifold for purified waste water, and on other side with recycled water supply network 12. Transmission rate of waste water via pipeline and UV disinfection chamber, chamber for measuring flow rate of waste water and filtration chamber with sorption filler is not more than 24 m3/h.EFFECT: apparatus increases degree of purification of waste water from oil products (up to 0,05 mg/l), suspended substances (up to 7,55 mg/l) from impurities of nonferrous and rare metals, improves quality of recycled water used in cooling devices and equipment for titanium and magnesium production.3 cl, 1 dwg

ethod of reagentless treatment of industrial water from saponite-containing particles in depositing map // 2607209
FIELD: physics.SUBSTANCE: invention relates to physics and can be used: for reagentless treatment of recycled industrial water (IW) from saponite-containing particles and reagentless sealing of saponite-containing precipitate; for reagentless treatment of waste IW of suspended substances in sumps and in surface filtration fields. Method consists in using at least one of depositing map bounded at all sides with waterproof dams: external, internal and two side ones, part of tailing pond with bottom inclined towards water intake, forming, amplification and emitting of travelling hydroacoustic waves in audible and ultrasonic frequency bands with amplitude of acoustic pressure no less than 102 Pa at distance of 1 m from corresponding hydroacoustic emitter, impact on industrial water with travelling hydroacoustic waves in audible and ultrasonic frequency bands in area of industrial water discharge and in central part – on path of industrial water moving to area of water intake, hydroacoustic coagulation of saponite-containing particles in area of industrial water discharge and in central part, hydroacoustic degassing of industrial water in central part and in area of industrial water discharge on depositing map, sealing of saponite-containing sediment in area of industrial water discharge and in central part, hydroacoustic sealing of bodies of all waterproof dams. Cleaning is performed in moving flow of industrial water. Emitting of travelling hydroacoustic waves in audible and ultrasonic frequency bands is carried out in pulsed and continuous mode. Additionally in area of industrial water discharge and in central part of depositing map hydroacoustic deposition of source and previously acoustically coagulated saponite-containing particles is performed by directed downward emitting of travelling hydroacoustic waves in audible and ultrasonic frequency bands. In area of industrial water discharge on depositing map hydraulic deposition of saponite-containing particles moving in industrial water flow at bottom of upper part of depositing map is performed by means of their physical engagement with saponite-containing already located at bottom. Method additionally uses sump with its inputs connected to outputs of all depositing maps, and output of which is connected to input of concentration plant.EFFECT: fast and high-quality division of two phases – liquid and solid ones, high quality of enrichment, reduced wear of equipment using simple method with minimum financial and time costs to provide medical human safety and environmental safety of natural medium as whole.1 cl, 7 dwg

obile water treatment plant // 2606991
FIELD: water treatment.SUBSTANCE: invention relates to water treatment and, in particular, to process equipment, enabling to obtain drinking water, extracted from natural sources, containing all types of contaminations seen in surface and underground (artesian) water and falling in said sources as a result of natural and manmade disasters. Mobile water treatment plant comprises installed in sequence and communicated with each other via pipelines working equipment, including centrifugal multi-stage pump, mechanical water cleaning unit, unit of ultrafiltration apparatus, filter for adsorption purification of water, filtrate tank and ultraviolet disinfection unit, wherein mechanical water cleaning unit is equipped with feedback with unit of ultrafiltration apparatus and for continuous operation is provided with two parallel mechanical purification filters, and for cleaning of ceramic membranes of unit of ultrafiltration apparatus filtrate tank unit feedback with additional centrifugal multi-stage pump is communicated with filtrate output of unit of ultrafiltration apparatus, wherein pipeline for communication of filter for adsorption purification with filtrate tank is connected a flow meter, and ultraviolet disinfection unit is equipped with a quartz lamp.EFFECT: higher efficiency of water treatment.1 cl, 1 dwg

Device for adsorption-biological treatment of waste water of industrial facilities // 2606989
FIELD: technological processes; ecology.SUBSTANCE: invention relates to biological treatment of waste water and can be used at treatment facilities of industrial facilities. Device for adsorption-biological treatment of waste water of industrial plants contains technologically connected waste water supply line 12, air-tank-mixer 1, secondary settling tank 2, excessive active sludge bin 3 with sediment discharge line 13 to sludge tank, chamber for diluting of waste water 4 with purified water discharge line 14. Excessive active sludge bin is connected to air-tank-mixer, which in its turn is connected to compressed air supply line 10, secondary settling tank is connected to chamber for diluting of waste water. Device is equipped with unit of drying and grinding of carbonate sludge, consisting connected in series carbonate sludge supply line 15, receiving stationary bin 5, tape dryer 6, connected to hot air supply line 11, disintegrator 7, reserve bin 8, automatic doser-spreader 9, which is connected to air-tank-mixer, wherein automatic doser-spreader is made with possibility of fan-shaped surface introduction of carbonate sludge into air-tank-mixer, wherein air-tank-mixer is made with possibility of adsorption-biological treatment of waste water by means of carbonate sludge, secondary settling tank is made with possibility of joint settling of active sludge and carbonate sludge, and excessive active sludge bin is configured to receive and store carbonate sludge.EFFECT: technical result is reduced power consumption.1 cl, 1 dwg
ethod of purifying waste water // 2606988
FIELD: technological processes.SUBSTANCE: invention can be used in treatment of well water, oil-water mixture, waste water, as well as liquid industrial and sewage effluent. Proposed method comprises multistage mechanical processing in flow-type container with coarse filtration in a settling tank, treatment with a magnetic field and finish filtration on fine filters. After mechanical treatment and before coarse filtration, liquid stream is further treated with an oxidant in form of ozone and hydroxyl radicals. Directly at stage of final filtration UV-treatment of stream is performed.EFFECT: use of method enables complex treatment of waste water with any types of contaminants without additional reagents and operations to parameters of pure drinking water or water for fish industry.1 cl, 1 ex

Fluid cleaning system // 2606986
FIELD: wastewater treatment plants.SUBSTANCE: invention relates to fluid purification systems, preferably water, used in domestic and/or potable water supply in household and/or industrial conditions, on suburban and garden plots. Fluid purification system comprises initial fluid source, purified fluid supply line to consumer, liquid purification unit, including liquid-liquid type container, consisting of housing and device, forming cleaned fluid collection chamber and displacement cavity, located inside housing, at least one liquid cleaning device, drain line and fluid flows control system, including initial fluid supply unit and purified liquid supply unit. In liquid cleaning unit fluid flows control system is made with initial fluid distribution unit with possibility to maintain fluid pressure in displacement cavity, preferably, for initial liquid container higher, than atmospheric pressure. Initial fluid distribution unit is made according to fluid motion counter-flow scheme and comprises initial fluid re-circulation line, connected at one end to displacement cavity for container initial fluid and at other end is with initial fluid source and initial fluid supply unit. Either initial fluid distribution unit is made according to two-track scheme in form of initial fluid inflow line into displacement cavity for container initial liquid, at inlet connected to initial liquid source, and at outlet is with displacement cavity for initial liquid container, and initial fluid displacement line from container displacement cavity, connected at inlet to container displacement cavity and at outlet is with initial fluid supply unit.EFFECT: technical result is improving fluid cleaning system reliability and simplifying its design while improving its operating properties, including provision of cleaned liquid supply to consumer at any moment of fluid treatment process and after its completion.24 cl, 7 dwg

Hardness salts radio-frequency converter with pipeline temperature control // 2606926
FIELD: heat-and-power engineering.SUBSTANCE: invention relates to heat-and-power engineering and intended for protection against hardness salts (scale) deposits at inner surfaces of pipelines, central heating systems, water heating and heating equipment (boilers, heater boilers, radiators, heat exchangers, etc.), washing and dishwashing machines, refrigerating equipment, etc. Disclosed is hardness salts radio-frequency converter, having housing, accommodating generator of swept frequency of non-sinusoidal electromagnetic oscillations, to anti-phased outputs of which emitting wires are connected, wound on pipeline in mutually opposite direction. Hardness salts radio-frequency converter contains located in housing with possibility of pipeline temperature measuring thermometer with temperature display indicator, temperature sensor, connected to housing, thermometer and pipeline. At that, on pipeline can be located ties, made of non-conducting material with possibility of emitting wires fixing on pipeline.EFFECT: technical result is increasing in operation reliability and providing temperature conditions continuous monitoring.1 cl, 1 dwg