Production of liquid hydrocarbon mixtures from oxygen-containing organic materials, e.g. fatty oils, fatty acids (C10G3)

Systems and methods for renewable fuel // 2628521
FIELD: chemistry.SUBSTANCE: invention discloses a fuel that contains a catalytic cracking product of a fluid comprising a fuel mixture comprising: i) 93-99.95 wt % of the oil fraction material and ii) 0.05-7 wt % of the raw material of the non-enriched renewable petroleum fuel, where the non-enriched renewable petroleum fuel comprises a product of grinding and non-catalytic fast heat treatment of the cellulosic biomass with conversion of, at least, 60 wt % of cellulosic biomass into non-enriched renewable petroleum fuels, and where the non-enriched renewable petroleum fuel has a carbon content of, at least, 40 wt % on a dry basis and oxygen content in the range of 20-50 wt % on a dry basis and water content in the range of 10-40 wt %. A method of obtaining fuel is also disclosed.EFFECT: co-processing of thermally obtained biomass products with petroleum raw materials in various refining operations.20 cl, 20 dwg, 11 tbl, 3 ex
Processing method of heavy vacuum gasoil // 2628508
FIELD: oil and gas industry.SUBSTANCE: residual oil vacuum distillation product, the heavy vacuum gasoil, is subjected to cryolysis, i.e. freezing, at the certain process conditions with subsequent distillation of light fuel fractions. The processing method of vacuum gasoil is included in its physical separation into fractions, where in order to increase the most valuable light fuel fractions yield, the fuel oil vacuum distillation product -vacuum gasoil is subjected to cryolysis at the temperature of not higher than -35°C for at least 20 hours with the preliminary introduction in it the donor additive (water) at least 0.5% to the gasoil weight. The invention is the alternative to the catalytic cracking process, since the process yield of the light fuel fractions at the heavy vacuum gasoil cryolysis treatment is not less than the yield, obtained by catalytic cracking.EFFECT: complete bleeding of the valuable light fuel fractions from the oil.4 ex, 1 tbl

Device for oil wastes recycling // 2627784
FIELD: oil and gas industry.SUBSTANCE: device for oil waste recycling contains scroll conveyor body, a auger placed in it, a heater, an additional steam generator. The body of the scroll conveyor in the upper part is made in the form of a rectangular box, the bottom wall of which is made in the form of a porous plate with a porosity of 0.2-0.6, on which a horizontal tube bundle is installed. In the lower part, the body is made in the form of two semi-cylindrical slots installed in parallel and connected along a generatrix of a cylindrical surface. The auger is made in the form of two spirals, each of which is installed in a semicylindrical slot. On the axis of each spiral there is a pipe with a porous wall, which is connected to the steam generator with its input. The output of each pipe with a porous wall is connected to a rectangular box. The heater in the form of a tube bundle is installed from the outside on the conveyor body and is connected to the output of a horizontal tube bundle with its input.EFFECT: reduction of hydrocarbon losses during oil wastes recycling, reduced harmful discharges to environment.4 dwg, 2 ex

Oil residual delayed thermal conversioin plant // 2626321
FIELD: machine engineering.SUBSTANCE: invention relates to the oil residual delayed thermal conversion plant, including the fractionation unit, equipped with the gas discharge lines, light products, flux oil and the heavy gas oil outlet line to which the circulating residue supply line adjoins and at which the cracking furnace and the separator, equipped with the residue feed line in the thermal conversion reactor, equipped with the supply line of the circulating and balance residue vapours. In this case, the fractionation unit is equipped with the heavy fraction input and the thermal conversion vapours supply lines, the marine fuel and naphtha input lines, the latter - to the heavy gas oil outlet line. In addition, the plant is equipped with two mixers and three separators, the first of which is located on the heavy gas oil outlet line, the balance residue supply line is adjacent to the flux oil output line to the first mixer, located on the vapour part supply line from the first to the second separator, which is equipped with the vapours supply line to the thermal conversion vapour supply line and the residue supply line to the third separator, connected by the vapour supply line to the second mixer, located on the vapour remained part supply line from the first separator to the thermal conversion vapour supply line, also equipped with the residue supply line to the absorber, equipped with the absorption vapour supply line into the vapour supply line from the third separator, on which the vacuum-generating device is located, as well as the bituminic raw materials output lines, the input of the raw fuel oil part and the supply of the heavy fraction into the fractionation unit, to which the supply line of the raw oil residual remain part heated in the recuperative heat exchanger ajoins, located on the bituminic raw material output line.EFFECT: plant allows to obtain the marine fuel and bituminic raw materials without using the water vapour.1 dwg
ethod of processing sulfur-containing oil sludge with high water content // 2626240
FIELD: chemistry.SUBSTANCE: method for processing a sulfur-containing oil sludge with a high water content involves premixing the oil sludge with a hydrocarbon solvent, activating the product produced by exposing the latter to electromagnetic radiation with a frequency of 40-55 MHz, a power of 0.2-0.6 kW, with an activation time of 1-8 hours and a temperature of 40-70°C, separating the hydrocarbon, aqueous and solid phases from the activated product, distilling the hydrocarbon solvent from the hydrocarbon phase, and carrying out the hydrocracking produced by stripping the hydrocarbon component in the presence of the zeolite-containing catalyst at a temperature of 400-500°C, a hydrogen pressure of 50-100 atm, for 2.0-3.0 hours to produce the desired oil.EFFECT: producing the target petroleum product with low sulfur content.3 ex

ethod for biological initial material purification // 2624009
FIELD: biotechnology.SUBSTANCE: method for biofuel or biofuel components production includes: purification of biological feedstock selected from tall oil substances using a combination of a heater and evaporators including a heater selected from a combination of a heat exchanger and a flash unit, a falling film evaporator, a molecular distillation plateper and a thin film evaporator, and a series of three evaporators. The biological feedstock is treated in a heater at a temperature of 80 to 150°C to obtain the first fraction and the second fraction, the second fraction from the heater is treated in the first evaporator at a temperature of 180 to 250°C to obtain the third fraction and the fourth fraction, the fourth fraction is treated in the second evaporator at a temperature of 200 to 350°C to obtain the fifth fraction and the sixth fraction, the sixth fraction is treated in the third evaporator at a temperature of 250 to 400°C to obtain the seventh fraction and the eighth fraction, and the fifth fraction and the seventh fraction are used as the purified biological feedstock. Then, the purified biological feedstock is supplied into a reactor system which comprises a catalytically active phase of the protective layer and a catalytically active phase of the main reaction, and wherein the purified biological feedstock in at least one layer of the said phase catalyst is brought into contact with a combination of hydrodeoxygenation catalysts (GDO) and hydrodewaxing (GFC), the purified biological feedstock catalytic treatment is carried out with hydrogen in a reactor system to implement hydrodeoxygenation, isomerisation and cracking of feedstock components to obtain a hydrotreatment product, extraction of at least one hydrocarbon fraction of the hydrotreatment product as a biofuel or biofuel components.EFFECT: method provides biofuel with acceptable flammability and acceptable low-temperature fluidity properties.31 cl, 6 dwg, 11 tbl, 3 ex
Catalyst of low-temperature dehydration of naphthenic hydrocarbons for the process of reforming hydro-purified petrol films and the method of its production // 2623434
FIELD: chemistry.SUBSTANCE: invention relates to a catalyst based on aluminophosphate zeolite APO-11 zeolite or silicoaluminophosphate SAPO-11 with a hierarchical pore structure. The finished catalyst contains, by wt %: 0.1-0.3 Pt, 0-0.2 Sn, 10.0-80.0 alumophosphate zeolite APO-11 or silicoaluminophosphate zeolite SAPO-11 with a hierarchical porous structure, Al2O3 - the rest.EFFECT: decrease in the operating temperature range for the reactions of dehydrogenation of cyclic saturated hydrocarbons during the reforming of hydrotreated gasoline fractions, using a catalyst providing a relative residual C5+ content of naphthenic hydrocarbons in stabilized catalyst not more than 0,45 at temperatures not exceeding 480 degrees as compared with raw materials.3 cl, 5 tbl, ex 12

Way to manage the process of intrauterine separation of oil-water emulsion by acoustic impact // 2622931
FIELD: chemistry.SUBSTANCE: way is to select the frequency of the oscillation ƒ1 from first source of ultrasound exposure with the direction of wave propagation, matching the flow direction, so that a plot of L is equal to the distance between the sources, run fading condition and Wherein Al(0)=A2(L), where A1(0) and A2(L)-amplitude acoustic oscillations in emulsion directly near sources, A1(L) and A2(0)-amplitude acoustic oscillations at a distance L from sources, measure flow rate and create frequency fluctuations of ƒ2, less than ƒ1, and the direction of wave propagation, opposite to the direction of traffic flow, so that where c is the speed of sound w-emulsion flow rate.EFFECT: enables to increase the degree of flocculation of oil globule.2 dwg, 1 ex

ethod for clearing liquid hydrocarbons of high molecular impurities // 2622404
FIELD: chemistry.SUBSTANCE: invention relates to a method for purifying a liquid hydrocarbon product containing not more than 3% by weight of polymeric impurities having a molecular weight of at least 8×105 g/mol, wherein the liquid hydrocarbon product is contacted with a hydrophobic porous inklyudirovannoy ultrafiltration membrane comprising a substrate layer of a polymeric substrate, the hydrophobic polymer layer.EFFECT: use of the proposed method increases the throughput while maintaining membrane selectivity.29 cl, 7 ex, 1 tbl, 1 dwg

A method for detailing catalyst dust from the flow of the fuel oil // 2621731
FIELD: chemistry.SUBSTANCE: method for the separation of catalyst fragments from the fuel oil stream comprises: separating catalyst dust from entering the fuel oil flow in a centrifugal separator to generate a stream of purified fuel oil; obtaining NMR-response signal from the NMR-device related to the amount of catalyst dust in the stream of purified fuel oil and/or in the incoming stream of fuel oil and to the top of adding or increasing the amount of separation additive to the incoming stream of fuel oil, when NMR-response signal indicates an increased amount of catalyst dust in the stream of purified fuel oil and/or in the incoming stream of fuel oil.EFFECT: improved performance of dust separating catalyst from a fuel oil stream.17 cl, 1 dwg
Procedure for decomposition of water-oil emulsions // 2621675
FIELD: oil and gas industry.SUBSTANCE: procedure for decomposition of water-oil emulsions is carried out by bringing into contact with the water-oil emulsion of a demulsifying composition containing bottoms of alcohol production, a nonionogenic surfactant and a solvent using as bottoms of alcohol production the production bottoms of butyl alcohols, oil aldehydes, 2-ethylhexanol, 2-ethylhexanoic acid, ethylene-propylene and ethylbenzene, having the following chemical composition, wt %: diester (2-ethylhexyl) 4.60-4.98; 2.4-diethyl-1.3-octanediol 6.80-8.50; isobutyric aldehyde 0.17-0.58; N-butyraldehyde 5.48-6.13; 2-ethylhexanoic acid 6.08-6.87; 2.2.4-trimethyl-1.3-pentanediol 3.31-3.72; butyl-2-ethylhexanoate 13.98-15.03; 2-ethylhexyl-2-ethylhexanoate 2.57-2.81; butyl butyrate 1.20-1.46; 2-ethylhexyl butyrate 1.71-1.87; 2.2.4-trimethyl-1.3-pentadiol-diisobutyrate 0.45-0.53; 2-ethylhexanoic acid anhydride 1.79-1.93; 2-ethylhexanol 0.16-0.19; 2,4-dipropyl-5-ethyl-1.3-dioxane 0.28-0.56; Σ unidentified high-boiling components up to 100. The nonionogenic surfactant is selected from the group of block copolymers of alkylene oxides, or from a number of modified block copolymers of alkylene oxides, or from a series of oxyethylated phenolic or phenol formaldehyde resins, and as a solvent, low molecular weight alcohols or aromatic hydrocarbons in a mixture with isopropyl alcohol in a volume ratio of (5 -7):1, respectively, with the following component ratio, vol. %: the indicated bottoms 5-12, the specified nonionogenic surfactant 38-45, the solvent is the rest. The total amount of the noted bottoms and nonionogenic surfactant is 50 vol. %.EFFECT: increased efficiency of water-oil emulsions separation at a reduced temperature, while ensuring the high quality of the separated water, by reducing the content of oil and particulate matter in it, including manifold and mixed water-oil emulsions, as well as for water-oil emulsions with increased content of paraffin, at the same time ensuring deep dehydration of oil.3 cl, 4 tbl

ethod for purifying gasoline from sulfur impurities // 2621030
FIELD: oil and gas industry.SUBSTANCE: purification of petroleum products is carried out in a distillation column under the conditions of cyclically variable pressure, at which a portion of vapors of the gasoline to be cleaned is fed successively to the separation volume of each tray, starting from the top one, at a pressure exceeding the vapor pressure in this separation volume and in an amount sufficient for complete condensation of the vapors in the volume. Each elementary volume of vapor, when moving from a cube to a fractional column, is exposed to 5 to 30 such short-acting pulses. The method allows purifying petroleum products from sulfur compounds without the use of additional reagents, and by the degree of purification it exceeds the known ones by approximately 10 times.EFFECT: this method can be used for purifying liquids from slow evaporating impurities or in the case where the majority of the mass transfer resistance is concentrated in the vapor phase.3 cl, 2 dwg, 1 tbl, 3 ex
ethod of removing sulfur oxides from ozonized petroleum or gas-condensate feedstock // 2619950
FIELD: oil and gas industry.SUBSTANCE: method of removing sulphur oxides from ozonized petroleum or gas-condensate feedstock is carried out by rectification under vacuum with residual pressure of 58.0-95.5 kPa, in the presence of a stripping agent supplied to a column in the amount of 0.8 -2.5% moll. per feedstock, wherein exhaust of vacuum-creating booster steam jet pump is condensed, cooled and the resulting water steam condensate is used for absorption of sulphur oxides.EFFECT: increased efficiency of sulphur oxide separation from ozonized hydrocarbon mixture by rectification method under vacuum.1 tbl, 4 ex

ethod for continuous conversion of lignin into compounds suitable for use // 2619929
FIELD: chemistry.SUBSTANCE: invention relates to the continuous process for conversion of lignin in the lignin feedstock. The continuous process for conversion of lignin feedstock containing lignin, contains: deoxygenation of lignin up to collection of conversion products of lignin in the reactor for the conversion of lignin containing liquid composition which comprises at least one compound which is liquid at 1 bar and 25°C; while simultaneously continuously removing at least part of the aggregated lignin conversion products from the reactor; where conversion of lignin is carried out in contact with hydrogen and the first catalyst; conversion of lignin is carried out at the pressure and temperature of conversion of lignin, where lignin conversion temperature is in the range above the boiling temperature of said liquid composition at atmospheric pressure and below the critical temperature of the liquid composition, and lignin conversion pressure is higher than the pressure in the bubble of the said liquid composition at the lignin conversion temperature, in this case the lignin conversion pressure is chosen avoiding coke formation as per the following steps: determination of pressure in the bubble of the said liquid composition at the lignin conversion temperature, reaction and analysis for coke presence, and if coke is present the said pressure is increased so that coke formation after two cycles in the reactor is absent.EFFECT: invention provides implementation of the continuous process to obtain useful products, impurities are removed during conversion, which leads to wastewater with lower chemical consumption of oxygen (CCO).17 cl, 7 tbl, 9 dwg

ethods of deoxygenation of tall oil and obtaining polymerised monomers out of it // 2618234
FIELD: chemistry.SUBSTANCE: invention relates to a method for deoxygenation of tall oil and producing polymerised monomers. The method for producing polymerised monomers from tall oil has the following steps: introducing the sulfonated crude tall oil and hydrogen gas into the catalyst layer; catalytic deoxygenation of oil by hydrogen in the catalyst layer at a temperature of 280°C to 350°C using a sulfided metal catalyst; cooling the stream comimg out from the catalyst layer; separation of hydrocarbon liquid phase from the gas phase; steam cracking of the hydrocarbon liquid to obtain a product containing polymerisable olefins.EFFECT: invention provides an improved yield of aliphatic and non-aromatic cyclic hydrocarbons at the deoxygenation stage, which leads to increased yield of subsequently polymerised monomers.18 cl, 1 dwg,1 tbl, 1 ex

ethod of producing liquid hydrocarbons // 2617119
FIELD: chemistry.SUBSTANCE: invention relates to a process for producing liquid hydrocarbons by contacting an aliphatic alcohol with a catalyst at a temperature of 300-400°C, the volumetric feed rate 2.4-3.0 h-1. As the catalyst a micro-mesoporous composite is used and prepared by adding a mixture comprising water, cetyltrimethylammonium bromide and sodium hydroxide, a mixture of tetraethylorthosilicate, water and tetrapropylammonium hydroxide and aluminium isopropoxide subjected to microwave irradiation, followed by crystallisation of the resulting mixing said slurry mixtures under microwave irradiation, and the resulting transfer of the dried and the calcined precipitate in the hydrogen form.EFFECT: use of the present invention improves the conversion of raw materials, improve the yield and quality of the desired product.3 dwg, 2 tbl

ethod of producing hydrocarbons of gasoline range from associated petroleum gas using synthetic gas and oxygenates // 2616981
FIELD: chemistry.SUBSTANCE: catalyst obtained by tabletting of industrial cuprum-zinc-aluminium catalyst MegaMax-507 and aluminium oxide in a weight ratio of 2:1 is used as metal-oxide catalyst, with a colloidal graphite in an amount of 1% from catalyst weight, after synthesis of oxygenates water-methanol fraction is separated and removed from the process, while fresh synthetic gas is additionally fed into hydrocarbon synthesis reactor at a circulation ratio of 5-10 vol/vol.EFFECT: usage of the proposed method enables to reduce the aromatic compound content in hydrocarbon mixture of the gasoline range, which is an analogue of gas condensate, when used in the first stage of non-toxic industrial catalyst, increase the catalyst lifetime.2 tbl, 5 ex, 3 dwg

Combined oil refining unit elou-avtk/b // 2616975
FIELD: oil and gas industry.SUBSTANCE: invention relates to a combined oil refining unit ELOU-AVTK/B, which comprises a thermal conversion unit and a fractionation unit, equipped with treated oil feed lines, gas, naphtha and diesel fraction outlet, coupled with thermal conversion unit with a vapor supply line. The unit also includes an electro-desalinating unit adjacent to the treated oil supply line and equipped with an untreated oil inlet line and the fractionation unit is equipped with a black oil output line on which a vacuum fractionation unit is provided equipped with a residue output line connected by a light oil output line to a vapor supply line and a heavy gas oil output line with a thermal conversion unit, wherein the thermal conversion unit is connected to the fractionating unit by a circulating fraction supply line, and with the residue output line, it is connected to the output line of the vacuum fractionation residue, on which the bituminous block is located.EFFECT: simplification of the unit, allowing to obtain bitumen as residue product.3 cl, 1 dwg

anufacture of chemicals and fuels from biomass // 2616620
FIELD: chemistry.SUBSTANCE: invention relates to methods for conversion of biomass into fuels and chemicals. A method for converting of biomass into fuels and chemicals comprises: providing biomass feed stream as a solid biomass slurry containing solvent and biomass components - cellulose, hemicellulose and lignin; implementation of catalytic reaction of biomass feed stream with hydrogen and a catalyst for decomposition at the decomposition temperature and pressure to produce a product stream comprising a vapor phase, liquid phase and solid phase, wherin the vapor phase comprises one or more volatile oxygenates C2+O1-2, the liquid phase contains water and one or more oxygenated hydrocarbons C2+O2+, and the solid phase contains ash components painted dry residues, protein materials and inorganic products; separating of volatile oxygenates C2+O1-2 from the liquid phase and the solid phase; and the implementation of catalytic reactions of volatile oxygenates C2+O1-2 in the presence of the condensation catalyst at condensing temperature and pressure to obtain a compound C4+, containing an element selected from the group consisting of alcohol C4+, ketone C4+, alkane C4+, alkene C4+, cycloalkane C5+, cycloalkeneC5+, aryl, condensed aryl and their mixtures. Two process versions are provided.EFFECT: invention provides obtaining fuel compositions and solid chemicals from solid biomass.31 cl, 36 dwg, 11 tbl, 21 ex

Synthetic oil production method // 2616607
FIELD: oil and gas industry.SUBSTANCE: process of synthetic oil production is carried out from unconventional oil stock. The method involves the preliminary preparation of the oil stock by preparing the emulsified suspension from the oil residue, crushed shale and water, the further partial oxidation of emulsified suspension by steam-oxygen gasification in the gasifier of continuous action at a temperature 1000-1400°C, pressure 1.0-3.0 MPa, and the oxygen concentration in the blast - not less than 95 rev.%, the following cooling of the obtained gasification products, further provide the purification of the cooled gasification products, at first by washing with the hydrocarbon fraction, boiled above 250°C with emission of black-hydrocarbon suspension, further provide the water purification of the gasification products with separation of black-water suspension with ashes components and provide the final purification of gasification products from the sulfur compounds by water solution of alkaline sorbent agent, obtaining the cleared synthetic natural gas with ratio H2:CO from 1.5:1 upto 2.5:1. Further the product is converted according to the Fischer-Tropsch synthesis method in the tubular reactor with the fixed layer of the cobalt based catalyst at the temperature of 180-280°C, the pressure of 2.0-4.5 MPa and the feed space velocity of 2500 upto 10000 h-1, the synthetic oil with the fractions content of boiled upto the temperature of 360°C not less than 50 wt is obtained from the hydrocarbons mixture after the separation of hydrocarbon gases and reaction water %.EFFECT: improvement of the environmental characteristics of the method due to reduction of the emission into the atmosphere, simplification of the technology.2 cl, 2 tbl, 1 dwg, 2 ex
ethod for cyclization of normal alkanes // 2615778
FIELD: chemistry.SUBSTANCE: invention refers to a method for cyclization of normal n-alkanes consisting in the fact that gas and raw material mixture consisting of hydrogen-containing gas and straight-run gasoline fraction boiling away within the range of 85-180°C or C7-C12 synthetic hydrocarbon fraction or C7-C10 individual n-alkane mixture is passed through catalyst layer at temperature of 400-520°C, process pressure of 0.1-3.5 MPa, volume feed rate of the raw material within the range of 0.5-2.54 h-1, ratio of hydrogen-containing gas to the raw material 800:1-1500:1 Nm3/m3 with catalyst containing, wt. %: platinum 0.20-0.85, zeolite KL 40.0-80.0, aluminum oxide - the rest. The catalyst contains zeolite KL crystallite morphology of which corresponds to "short cylinder" type, crystallite size being from 200 to 2000 nm and ratio of crystallite length to diameter being from 0.2:1 to 2:1.EFFECT: increased catalyst activity and providing the output of stable catalysate of not less than 80 wt % with cyclic hydrocarbon content of not less than 55wt % including C8+ arene content of not less than 63 rel% what allows to qualify it is a component of motor car and aviation gasolines or jet engine fuel.1 tbl, 3 ex

ethod of separating mixtures with high content of liquid-phase product // 2615412
FIELD: technological processes.SUBSTANCE: method of separating mixtures with high content of liquid-phase product using a tray column with horizontally mounted curtains and vertically positioned tray drain devices comprises injecting the raw material to the column by one or two streams, forming the raw material of two fluid streams in the column below the water level, forming upwardly flowing vapour (gas) stream at the bottom of the column by injecting a stripping agent and (or) by heating and evaporating of part of the fluid streams, alternating contact of the fluid streams with the upwardly flowing vapour (gas) stream of the column at the curtains of only their group of trays, transporting of fluid streams to the column bottom by avoiding the tray groups of another fluid stream, withdrawal of separation products from the column in liquid and vapour (gas) phases, wherein the alternating contact of the fluid streams with the upwardly flowing vapour (gas) stream is carried out at the curtains of adjacent column trays to produce liquid-vapour (gas) system with high monodispersity degree and highly-developed surface of phase connecting using the curtains with finely perforatedirreversible elements, transporting of fluid streams to the column bottom is carried out only by tray drain devices.EFFECT: increased fluid-carrying capacity and separating capacity of column lower than the level of raw material input.6 cl, 3 dwg, 3 ex

ethod of producing olefins and aromatic hydrocarbons // 2615160
FIELD: chemistry.SUBSTANCE: invention relates to a method for producing olefins and aromatic hydrocarbons from naphtha, comprising the stages of: 1) conducting the naphtha extraction separation to obtain purified oil containing alkanes and cycloalkanes and an oil extract containing cycloalkanes and aromatic hydrocarbons, the weight ratio between cycloalkanes contained in the refined oil and cycloalkanes contained in the naphtha being 10-35%, 2) contacting the oil extract containing cycloalkanes and the aromatic hydrocarbons with a reforming catalyst under conditions of the catalytic reforming reaction: the pressure of 0.2-3.0 MPa, the temperature of 300-550°C, the molar ratio of hydrogen/hydrocarbon 0.5-20 and volumetric speed (of feeding) of 0.1-50 p-1 to obtain a reformate with the high content of aromatic hydrocarbons, 3) the reactions of cracking of refined oil containing alkanes and cycloalkanes, to obtain olefins.EFFECT: it is possible to obtain light olefins and light aromatic hydrocarbons with high output.14 cl, 2 dwg, 8 ex, 5 tbl

Device for oil desalting and dehydration // 2613556
FIELD: oil and gas industry.SUBSTANCE: device for oil desalting and dehydration comprises a tube with holes, a manifold with a reagent (water) feeding pipe branch, oil inlet chamber which is coaxial with the pipe and comprises cylindrical middle and inner tube flow splitters of treated oil which are fitted with nozzles and placed concentrically to the housing at calculated distances, which form the outer, middle and inner flows, wherein the inner splitter is made with outer and inner walls, between which there is an annular cavity for reagent (water), and before the flow splitters there are water collector rings for pre-turbulation of the treated oil at adjusted distance.EFFECT: increased efficiency of oil desalting and dehydration and plant capacity due to intensification of mixing the treated oil with a reagent, turbulation and separation of all the oil flow volume into several concentric ones with the specified flow thicknesses.3 cl, 4 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 of high viscous oil preparation // 2612964
FIELD: oil-and-gas industry.SUBSTANCE: invention relates to a method of high viscous oil preparation for pumping through a pipeline, the method can be used in oil industry. The method comprises oil heat treatment by heating in heat exchangers and thermal cracking oven, further separation of the thermal cracking products to gas/vapour/liquid and liquid phases in an evaporator, the later phase use as heating medium in the heat exchangers with further separation of the cooled liquid phase to two parts, one part is delivered for quenching cooling of the thermal cracking products prior to delivery to the evaporator, and another part after additional cooling is used as oil component pumped in the pipeline, further separation of gas/vapour/liquid phase of the thermal cracking products in a gas separator to hydrocarbon gas used as fuel of the thermal cracking oven and distillate. Wherein the distillate is subjected to additional separation to the hydrocarbon gas and stable distillate in a stabilization column having a nozzle, the hydrocarbon gas from the stabilization column is mixed with the hydrocarbon gas from the gas separator, and stable distillate after heating in heater is partially used as hot jet delivered to the bottom part of the stabilization column, and partially after cooling in cooler is used as live reflux delivered to the top part of the stabilization column, and balance quantity of the stable distillate is mixed with the cooled liquid phase of the evaporator and delivered for transfer.EFFECT: method of high viscous oil preparation reducing losses during transport and storage by its physical stability increasing.5 cl, 1 dwg, 2 tbl

Bubbling bed catalytic hydropyrolysis process utilising larger catalyst particles and smaller biomass particles featuring anti-slugging reactor // 2611631
FIELD: chemistry.SUBSTANCE: invention relates to a hydropyrolysis method. Hydropyrolysis method includes: a. introducing solid particles of an oxygenated organic feedstock into a fluidized bed reactor, wherein said feedstock is rapidly heated from ambient temperature to temperature of fluidized bed, and is thereby devolatilized; b. introducing a stream of fluidizing gas comprising mostly molecular hydrogen into fluidized bed reactor, creating conditions under which rapid mixing and heat transfer occur throughout fluidized bed; c. maintaining a deep bed of solid particles of catalyst, depth of which is significantly greater than 2 reactor diameters, in a state of vigorous motion, to promote reactions resulting in deoxygenation and chemical stabilisation of vapours produced when feedstock is devolatilized; d. removing solid residues, containing ash and charcoal, remaining after devolatilization and hydropyrolysis of feedstock, from fluidized bed reactor via entrainment in stream of fluidizing gas and product vapours exiting fluidized bed reactor; e. removing attrited residues of catalyst, but not intact particles of catalyst, or particles of catalyst that have been minimally attrited, from fluidized bed reactor via entrainment in stream of fluidizing gas and product vapours exiting fluidized bed reactor; f. separating solid residues, entrained in stream of fluidizing gas and product vapours exiting fluidized bed reactor, from stream of fluidizing gas and product vapours exiting fluidized bed reactor; g. recovering a product stream of hydrocarbon vapours comprising hydrocarbon products with atmospheric-pressure boiling points, consistent with those of at least one of gasoline, kerosene and diesel fuel, from hydropyrolysis process as condensed liquid; h. releasing enough exothermic heat from deoxygenation reactions occurring during hydropyrolysis of feedstock to supply process heat required by endothermic processes occurring during hydropyrolysis of feedstock, including chemical reactions, heating of feedstock, and evaporation of liquids; and i. dispersing one or more obstacles to an interior of reactor vessel in such a manner that “slugging” does not occur within fluidized bed reactor.EFFECT: technical result is increased output of liquid hydrocarbon products with oxygen content lower than 4 wt%, improved process parameters due to reduction of "slugging" in reactor.64 cl, 6 dwg, 1 tbl

ethod for production of methanol and hydrocarbons of gasoline range using synthetic gas // 2610277
FIELD: chemistry.SUBSTANCE: method is carried out in cascade of three and more flow-through catalytic reactors (FCR). Synthetic gas (SG) with initial ratio hydrogen-carbon monoxide 1.5≤H2:CO≤2 is passed successively through the first FCRs with catalyst for methanol synthesis with release of methanol as a target product; then the residual SG flow after methanol synthesis with ratio hydrogen- carbon monoxide H2:CO≥1 is directed to FCR with bifunctional catalyst for synthesis of dimethyl ester (DME) and obtained DME is supplied to FCR for synthesis of hydrocarbons of gasoline range (HGR) with subsequent isolation of HGR and waste products sent for disposal.EFFECT: method allows to increase the total transformation rate of carbon monoxide and enhance the target product output.8 cl, 1 dwg, 4 tbl, 6 ex

Reformate hydrotreatment method and apparatus // 2609780
FIELD: hydraulic engineering.SUBSTANCE: invention relates to a reformate hydrotreatment method and apparatus. Method comprises contacting a reformate with a catalyst having a catalytic hydrogenation action under a liquid-phase hydrotreatment condition in a hydrogenation reactor, wherein a part of hydrogen gas for hydrotreatment is produced from dissolved hydrogen contained in the reformate; wherein the hydrotreatment is carried out in presence of supplemental hydrogen gas, injected into the reformate before contacting and/or during contacting through pores by means of a mixing device, which contains, at least, one liquid passage for accommodating the reformate and at least, one gas passage for accommodating the supplemental hydrogen gas, the liquid passage is adjacent to the gas passage through a component, at least, part of the component is a porous area; wherein the reformate is obtained from bottom of gas liquid separating tank by injecting a catalytic reforming mixture into the gas liquid separating tank to remove from the product, obtained by contacting, removing volatile components, reformate is fed into the hydrogenation reactor after exchanging heat with the volatile constituent-removed oil, volatile constituent-removed oil is injected into a tower for removing heavy constituents and for aromatics extraction at the top of tower. Apparatus comprises catalytic reforming reactor (5) for contacting hydrocarbon oil with a catalyst having a reforming catalytic action under a condition of catalytic reforming in catalytic reforming reactor; gas liquid separating tank (6) for removing volatile constituents (7) from a catalytic reforming mixture by gas liquid separation with obtaining the reformate from the bottom of gas liquid separating tank (6); Mixing device (8) for injection of supplemental hydrogen gas into the reformate to produce hydrogen reformate; hydrogenation reactor (9) for contacting the hydrogen reformate with a catalyst having a catalytic hydrogenation action under a liquid-phase hydrotreatment condition, tower (10) for removing volatile constituents; tower (13) of removing heavy constituents; heat exchanger (11) to perform heat exchange with reformate. According to the method the reformate, separated in a reforming product separating tank, may be directly subjected to liquid-phase hydrotreatment; therefore, not only can the hydrogen, dissolved in the reformate be fully utilized, but the olefins in the reformate can also be removed, while eliminating the requirements for recycle hydrogen and a recycle device thereof.EFFECT: reformate obtained by the method of the present invention reduces the bromine index to below 50 mgBr2/100 g, and has an arene loss of less than 0,5 wt%.25 cl, 8 dwg, 2 tbl, 6 ex

ethod for manufacturing spheroidal alumina particles // 2608775
FIELD: chemistry.SUBSTANCE: invention can be used in chemical industry. To obtain spheroidal alumina particles suspension is prepared, containing water, an acid and at least one boehmite powder. Ratio of size of crystallites along directions [020] and [120], obtained using Scherrer formula for x-ray diffraction, varies from 0.7 to 1. Method includes adding to suspension a porogenic agent, surfactant and, optionally, water or emulsion containing at least one porogenic agent, surfactant and water. Content of porogenic agent, expressed as a ratio of weight of porogenic agent to total weight of water added to obtained suspension is in range from 0.2 to 30 %. Suspension is mixed and spheroidal particles are formed by coagulation in a droplet. Obtained particles are dried and calcined. Particles have average diameter from 1.2 to 3 mm, BET specific surface area of 150–300 m2/g, value of density of filling with a seal from 0.5 to 0.6 g/ml.EFFECT: invention enables to obtain alumina particles with high mechanical strength with low density.15 cl, 1 dwg, 1 tbl, 11 ex

Catalytic process and apparatus for producing hydrocarbons from biooil // 2608522
FIELD: chemistry.SUBSTANCE: invention relates to a method for catalytic conversion material of biological origin into hydrocarbons, suitable as fuel components. Method of producing hydrocarbon or mixture of hydrocarbons includes: feeding raw materials from biological material into reactor, which includes at least two catalyst layers, containing hydrodeoxygenation (HDO) and hydrodewaxing (HDW) catalysts, where fraction of HDW catalyst increases in direction towards bottom of reactor, wherein HDO catalyst is selected from a group consisting of NiMo, CoMo and mixture of NiMo and CoMo, and HDW catalyst used is NiW, treatment of raw material in reactor at temperature in range of 280–450 °C and pressure from 1 to 25 MPa (from 10 to 250 bars) to obtain at least one hydrocarbon and extraction of hydrocarbon or mixture of hydrocarbons. Also disclosed is apparatus for producing hydrocarbons, method of using hydrocarbon obtained using disclosed method, fuel.EFFECT: technical result is production of hydrocarbon components suitable for use in fuel.21 cl, 3 dwg, 9 tbl, 9 ex
ethod of processing sulphur-containing oil sludge // 2608036
FIELD: oil industry.SUBSTANCE: present invention relates to a method of processing sulphur-containing oil sludge, which can be used in oil and oil refining industry. Method involves separation of oil sludge water and mechanical impurities, contacting prepared sludge with a catalyst system, consisting of a mixture of an aqueous solution of hydrogen peroxide, alkali metal or ammonium salts -vanadates, molybdates, tungstates, vanadyl sulphate and interphase carrier, taken in amounts to provide molar ratio of metal to sulphur, contained in oil sludge of 1: (100–500), hydrogen peroxide to sulphur, contained in oil sludge (1-3):1, interphase carrier to sulphur, contained in oil sludge of 1:(20-100), at temperature of 40–80 °C for 3–8 hours, with subsequent separation of aqueous phase from product of contacting and heating remaining product at a temperature of 300–400 °C for 3–5 hours to produce end oil product, wherein contacting is carried out with exposure of sludge with catalyst system to electromagnetic radiation at frequency 40–55 MHz, power 0.2–0.5 kW.EFFECT: proposed method enables to produce an end product with content of sulphur, enabling use thereof without additional hydrofining, using simplified technology.3 cl, 2 ex

ethod of retooling common oil refinery into enterprise for production of fuel from biological material // 2607771
FIELD: oil and gas industry.SUBSTANCE: invention relates to a method of retooling a common refinery into an enterprise for production of fuel from biological raw materials, distinguished by process circuit, which enables to process biological raw materials for producing biofuel. Method of retooling an oil refinery, including system comprising two units, U1 and U2 for hydrodesulphurisation, into enterprise for production of fuel from biological raw material, which includes a unit for obtaining hydrocarbon fractions from biological mixtures, containing ethers of fatty acids, by means of their hydrodeoxygenation (HDO) and isomerisation of (ISO), wherein each of units U1 and U2 for hydrodesulphurisation includes: reactor for hydrodesulphurisation, (A1) for unit U1 and (A2) for unit U2, wherein said reactor contains a catalyst for hydrodesulphurisation; one or more heat exchangers for heat exchange between raw material and a stream exiting reactor, E1 in unit U1 and E2 in unit U2; heating system for raw material located above reactor along process, F1 in unit of U1 and F2 in unit U2; acid gas processing unit, located below reactor along process and containing absorbent (B) for H2S, T1 in unit U1 and T2 in unit U2, said method includes: installing between units U1 and U2 line L, which connects them in series; installing a product recirculation line for unit U1 and, optionally, for unit U2, replacing catalyst for hydrodesulphurisation in reactor A1 with hydrodeoxygenation catalyst; replacing catalyst for hydrodesulphurisation in reactor A2 with isomerisation catalyst; installing bypass line X of unit T2 for acid gas treatment unit U2; replacing absorbent (B) in unit T1 for acid gas processing with specific absorbent for CO2 and H2S. Also disclosed is a plant for production of fuel and a method of producing hydrocarbon fractions.EFFECT: considerable reduction of pollutant emissions into atmosphere, recycling equipment.16 cl, 1 dwg
oulded catalyst for converting methanol into aromatic hydrocarbons and method of producing said catalyst // 2607633
FIELD: chemistry.SUBSTANCE: invention relates to a catalyst for converting methanol into aromatic hydrocarbons, method of producing said catalyst and method of converting methanol into aromatic hydrocarbons. Catalyst contains 85 to 99 parts by weight of zeolite ZSM-5, from 0.1 to 15 parts by weight of element M1, which is least one element selected from a group consisting of Ag, Zn and Ga, and from 0 to 5 parts by weight of element M2, which is at least one element selected from a group consisting of Mo, Cu, La, Ce and P, Co, wherein total specific surface area of catalyst is in range of 350–500 m2/g, and specific surface area of micro pores is within range of 200–350 m2/g. Method involves following steps: step I: mixing template agent I, an inorganic acid, silicon source, aluminium source, water, soluble compound of element M1 and, optionally, soluble compound of element M2 to obtain a mixture, converting mixture into gel with subsequent holding and drying of gel to obtain amorphous mixed silicon-aluminium mixed oxide precursor; step II: mixing silicon-aluminium mixed oxide precursor obtained at step I, with a crystal seed and binding agent, moulding and drying mixture to produce a moulded semi-finished product; and step III: crystallisation followed by calcination of moulded semi-finished product obtained at step (II), to obtain said catalyst. Catalyst is characterised by high values of total specific surface area, specific surface area of micro pores and micropore volume.EFFECT: results of reaction for synthesis of aromatic hydrocarbons from methanol using a catalyst, provided in present invention, demonstrated good catalytic activity.14 cl, 3 tbl, 25 ex

ethod of controlling process control and list of produced oil products during oil refining (versions) // 2607089
FIELD: oil industry.SUBSTANCE: invention relates to a method of controlling process and list of produced oil products during oil refining. Method comprises the most complete physical separation into fractions and is characterised by that to increase output of most valuable light fractions, oil is subjected to cryolysis at temperature not higher than -15 °C for not less than 20 hours with preliminary addition of a donor additive (water) in amount of not less than 1 % at different processing steps: before fractionation, instead of vacuum distillation at oil fields, where simultaneously with increase in content of fuel fractions in oil fractions there is its dewatering and desalination (partial or complete), as well as in various combinations of processing steps, for example before fractionation and instead of vacuum distillation or at oil fields and instead of vacuum distillation.EFFECT: use of disclosed method makes it possible to increase number of extracted fuel fractions.1 cl, 1 dwg, 5 tbl
ethod of separating water-oil emulsion using nanoparticles // 2606778
FIELD: oil industry.SUBSTANCE: invention relates to oil and bottom water treatment process. Disclosed is a method of separating water-oil emulsion by adding carbon nanotubes, containing metals, selected from: iron, cobalt, nickel. Surfactant is also added to emulsion and stirred. Further, method includes magnetic field exposure.EFFECT: technical result is faster process of oil treatment and reduction of residual water content of prepared oil.1 cl, 1 tbl

ethod of reducing content of organic chlorides in oil // 2605601
FIELD: oil industry.SUBSTANCE: present invention relates to a method of reducing content of organic chlorides in oil. Method includes preliminary dehydration and degassing of oil, heating oil with extraction of organic chlorides, discharge of purified oil. Preliminary dehydration is performed to oil water content of not more than 1 %, heating is carried out to temperature, which enables to distill a fraction from oil in a rectification column, said fraction containing organic chlorides and boiling at atmospheric pressure in temperature range from initial boiling point to 204 °C, and part of distilled fraction - reflux is used for irrigation of rectification column, volume of reflux is defined empirically depending on structural features of said column and oil volume, fed for distillation.EFFECT: proposed method enables to obtain purified oil with content of organic chlorides of less than 10 ppm.1 cl, 1 dwg, 1 ex

Hydrocarbon conversion catalyst // 2605406
FIELD: chemistry.SUBSTANCE: invention relates to a method of increasing output of aromatic compounds and reducing output of C1-C4-compounds when reforming naphtha and to use of a catalyst for increasing output of aromatic compounds and reducing output of C1-C4-compounds when reforming of naphtha. Catalyst contains platinum, potassium or lithium, cerium, tin, chloride and substrate. Average packed density of catalyst ranges from 0.300 to 1.00 g per cubic centimeter. Content of platinum is less than 0.6 % (wt).EFFECT: content of potassium or lithium ranges from 50 to 1,000 ppm (wt), and cerium content ranges from 0,05 to 2 % (wt).7 cl, 1 tbl, 1 dwg, 5 ex

ethod of separation by means of modified hot separator system of high efficiency // 2604740
FIELD: fuel.SUBSTANCE: invention relates to a method of producing a biodiesel fuel from a renewable raw material. Method of producing a biodiesel fuel from a renewable raw material includes deoxygenating of the renewable material in a reaction zone of deoxygenating; separating the reaction zone effluent of deoxygenating in the first liquid-vapour separator into a vaporous flow and a liquid flow, wherein the said first liquid-vapour separator operates at a temperature within the range from about 40 °C to about 350 °C; dividing the liquid flow into a circulation part and a product part; stripping the said product part from the liquid flow in a stripping column by means of a stripping gas with separation into a head steam flow and a still flow, herewith the level of contamination in the still flow of the stripping column after the first liquid-vapour separator is less than from 1/100 to 1/1,000 from the level of contamination in the still flow of the stripping column without a liquid vapour separator, herewith the said stripping column operates at a temperature within the range from about 50 °C to about 350 °C; isomerization of the still flow of the stripping column in a reaction zone of isomerization; recirculation of the circulation part from the liquid flow into the reaction zone of deoxygenating and separation of at least part of the isomerization reaction zone effluent to obtain at least one flow of the biodiesel fuel.EFFECT: technical result is production of lower levels of contaminants in the process flow.8 cl, 4 dwg, 2 tbl

Device for destruction of water-oil emulsion during transportation through pipeline // 2604351
FIELD: oil and gas industry.SUBSTANCE: invention relates to oil extraction and oil refining industry, particularly to breakdown of water-oil emulsions. Device for breaking down a water-oil emulsion during transportation through a pipeline comprises a pipeline and a longitudinal partition made in form of rectangular plate, smoothly coiled along a spiral, wherein its edge at outlet is turned 180° relative to edge at inlet. Pipeline before longitudinal partition in direction of flow of water-oil emulsion is equipped with a cone, converging in direction of flow of water-oil emulsion at a ratio of areas of bases of cone of 2:1 in direction of flow of water-oil emulsion, wherein inside cone there is a concentrically fitted auger made in form of a spiral plate, wherein flow section area of auger decreases in axial direction from inlet to outlet, and inclination angle of spiral plate of auger at outlet is less than 90°, wherein at outlet of cone between auger and cone there is an annular disc, together with cone forming an annular chamber, hydraulically communicated via a radial hole made in cone with removal of heavy fractions, embedded into pipeline, wherein flow section area between auger and annular disc is smaller than that at output of auger.EFFECT: proposed device for breaking down water-oil emulsion during transportation through pipeline increases efficiency of breaking down oil-water emulsion; speeds up process of breaking down oil-water emulsion; improves reliability and reduces costs on desalination and dehydration of oil after transportation.1 cl, 2 dwg

ethod for selective production of fraction alkanes, suitable for petrol and diesel fuel // 2603967
FIELD: chemistry.SUBSTANCE: invention relates to a method for selective production of fraction of alkanes, suitable for petrol and diesel fuel. Method is characterised by that it includes a step, for simultaneous decarbonylation/decarboxylation and direct hydrodeoxygenation of raw material, originating from renewable sources and containing triglycerides of fatty acids and/or derivatives thereof, at temperature of 350-450 °C and pressure from 10 to 50 atm in presence of a heterogeneous catalyst, which is reduced with hydrogen at temperature of 400-500 °C for 11-12 hours prior to bringing into contact with raw material, wherein heterogeneous catalyst based on gamma-aluminium oxide, prepared using platinum acetate blue is used, containing 0.1 to 1 wt% of platinum.EFFECT: method provides high output of end products and longer service life of catalyst.1 cl, 6 tbl, 18 ex

Processing of organic material // 2603965
FIELD: production of fuel.SUBSTANCE: invention relates to production of fuel. Method of producing biofuel includes: production of a suspension containing an initial organic material, water and oil, treating the suspension in a reactor device at the temperature of about 200 °C to about 450 °C and the pressure of about 100 bar (10 MPa) to about 350 bar (35 MPa), cooling the suspension and reduction of the specified pressure, as the result of which a product is obtained containing the said biofuel, herewith the said initial organic material contains a lignocellulose material or lignite.EFFECT: processing a solid lignocellulose biomass having low specific energy content into liquid biooil, which has high specific energy content, is stable, suitable for storage, transfer, processing.24 cl, 3 tbl, 1 dwg, 3 ex

ethod or system for extraction of carbon dioxide // 2603164
FIELD: chemistry.SUBSTANCE: invention relates to a method and a system for extraction of carbon dioxide at plant for synthesis of methanol from hydrocarbon gas or synthesis of petrol from hydrocarbon gas through methanol. Method includes a reforming step for obtaining converted gas by steam reforming of hydrocarbon gas, methanol synthesis step for synthesis of methanol from converted gas, combustion step for combustion of fuel gas to produce heat source for steam reforming reaction, carbon dioxide extraction step to extract carbon dioxide using absorbing liquid from waste gases of combustion generated by combustion, step of producing a plurality of heating media for converted gas or heating media for converted gas and methanol with different temperatures of converted gas or from converted gas and methanol and a step for regeneration of absorbing liquid for recovery of absorbing liquid by means of stepwise heating of absorbing liquid containing carbon dioxide absorbed therein, for removal of carbon dioxide from absorbing liquid, wherein heating is carried out using plurality of heating media with different temperatures.EFFECT: invention allows effective use of waste heat of low-temperature converted gas.12 cl, 9 dwg, 9 tbl

Device for destruction of water-oil emulsion during transportation through pipeline // 2600742
FIELD: oil and gas industry.SUBSTANCE: invention relates to oil and oil refining industry, particularly to destruction of water-oil emulsions. Proposed is a device for destruction of water-oil emulsion at transportation through a pipeline including a pipeline and a longitudinal partition made in the form of a rectangular plate smoothly coiled along a spiral, herewith its edge at the outlet is turned at 180° relative to the edge at the inlet. Pipeline before the longitudinal partition in the direction of the water-oil emulsion flow is equipped first with a converging cone, and then with an expanding cone with the possibility of separate longitudinal movement and fixation relative to the pipeline, herewith the converging cone outside is equipped with a spiral plate with the turning angle along the length of the converging cone of 90° at the ratio of through circular cross section of bases squares at the inlet and the outlet of the cone of 3:1 in the direction of the water-oil emulsion flow and the length of the converging cone to its maximum inlet diameter at the ratio of 4:1, herewith the expanding cone inside is equipped with a spiral plate with the turning angle along the length of the expanding cone of 90° at the ratio of squares at the inlet and outlet of the cone bases of 1:3 in the direction of the water-oil emulsion flow and the length of the expanding cone to its maximum inlet diameter at the ratio of 1:4, herewith in the pipeline after the converging and the expanding cones there are radial holes connected to a branch pipe with a gate valve embedded into the pipeline for removal of heavy fractions.EFFECT: device increases efficiency of oil-water emulsion destruction, provides faster destruction of the oil-water emulsion, improves reliability of the device operation and reduces costs for desalination and dehydration of oil after transportation.1 cl, 1 dwg

System and method of separating mixture containing two fluid phases at least partially non-mixed with each other and having different specific density, in particular, for downhole use // 2600653
FIELD: mining.SUBSTANCE: invention relates to production of hydrocarbons. Separated is a mixture containing two fluid phases at least partially non-mixed with each other and with different specific densities. Said mixture is introduced into system 10 for separation and subjected to the first coarse separation stage using gravity. First portion of the flow enriched with oil (a fluid phase with low specific density) and a fluid phase with high specific density are obtained. First part of the flow enriched with oil is fed into upper outlet 12a of system 10 for separation. Fluid phase with high specific density Is subjected to at least one stage of fine separation. Obtained second part of the flow enriched with oil is fed into upper outlet 12a of system 10 for separation and the water flow - into lower outlet 12b of system 10 for separation.EFFECT: invention enables efficient and compact use of the system for separation inside wells, separation of fluid flows into oil products and water with high degree of purity and reduction of oil well injection capacity in case of reverse injection of water.18 cl, 5 dwg

ethods and devices for fuel processing for increasing pyrolysis oil flow and hydrocarbon flow quality // 2599246
FIELD: technological processes.SUBSTANCE: invention relates to methods of processing flows for increasing their quality. Method for increasing pyrolysis oil flow and hydrocarbon flow quality comprises: separate introducing the pyrolysis oil flow and hydrocarbon flow into the reaction zone for forming mixture of the pyrolysis oil flow and hydrocarbon flow in the reaction zone; catalytic cracking mixture of the pyrolysis oil flow and hydrocarbon flow in the presence of cracking catalyst particles in the reaction zone and active cooling and maintaining the pyrolysis oil flow at temperature lower than or equal to 80 °C, in fact before introducing into the reaction zone, in which active cooling and maintaining the pyrolysis oil flow includes external cooling the pyrolysis oil flow by external cooling medium. Active cooling may additionally include inner cooling. Disclosed is a version of method.EFFECT: minimized deposit formation in pyrolysis oil supply lines.17 cl, 2 dwg

Device for destruction of water-oil emulsion during transportation through pipeline // 2597614
FIELD: oil industry.SUBSTANCE: invention relates to oil and oil processing industries, particularly to destruction of water-oil emulsions. Device for destruction of water-oil emulsion during transportation through pipeline comprises pipeline and longitudinal partition, made in form of rectangular plate, smoothly coiled into spiral, wherein its edge at outlet is turned by 180° relative to edge at inlet, wherein pipeline before longitudinal partition in direction of water-oil emulsion flow is equipped with hollow cylindrical housing, provided with transverse diaphragms with centered slotted holes, every next slot holes of transverse diaphragm therein have progressively smaller throughput capacity, and displaced at angle 15-30° clockwise or counter clockwise, wherein downstream transverse diaphragms at end of hollow cylindrical body cone is made accommodating concentrical auger, cone therein expands in ratio of areas of cone bases of 1:2.5 towards water-oil emulsion flow direction, auger therein is made in form of spiral plate with turning angle along cone length by 180° with ratio of inner diameter of inlet to cone length of 1:4, and hollow cylindrical casing with cone are longitudinally movable and fixable relative to pipeline.EFFECT: proposed device allows to increase efficiency of destruction of oil-water emulsion, quicken destruction of oil-water emulsion, and reduce operating costs at oil preparation.1 cl, 3 dwg

ethod for dewaxing mineral oil compositions // 2597424
FIELD: chemistry.SUBSTANCE: present invention relates to a method for reducing the paraffin content in mineral oil compositions, wherein the composition of mineral oils is provided with a dewaxing aid, which is a copolymer mixture obtained in a single polymerisation step, wherein the copolymers differ in the composition of the repeat units; it is cooled to form a paraffin precipitate and the paraffin precipitate is at least partly removed, where a copolymer mixture comprising at least four copolymers is used; the said four polymers have repeated units which are derived from alkylmethacrylates having 16-18 carbon atoms in the alkyl radical and repeat units that are derived from alkylacrylates with 18-22 carbon atoms in the alkyl radical, wherein the said repeat units are derived from at least one acrylate and one methacrylate. Present invention also relates to a dewaxing aid for reducing the paraffin content in mineral oil compositions, which includes is a copolymer mixture obtained in a single polymerisation step, wherein the copolymers differ in the composition of the repeat units; where the copolymer mixture is a mixture of at leat four polymers, which have repeated units which are derived from alkylmethacrylates having 16-18 carbon atoms in the alkyl radical and repeat units that are derived from alkylacrylates with 18-22 carbon atoms in the alkyl radical, wherein the said repeat units are derived from at least one acrylate and one methacrylate.EFFECT: reduce the content of paraffins in mineral oil compositions.9 cl, 5 tbl, 10 ex

Device for treatment of crude oil emulsion and method of operating said device // 2594740
FIELD: oil industry.SUBSTANCE: invention relates to method of operation of a device for treatment of crude oil containing a treatment section and an evaporation section connected to each other and an evaporative valve. Method involves the following steps: water containing crude oil is fed into the said treatment section; in this section, water is separated from crude oil containing water; there is obtained partially dehydrated crude oil containing 5 or more volumetric % of water; the partially dehydrated crude oil is ducted through the specified pipe and evaporative valve into the specified evaporation section of the said device; partially dehydrated crude oil is heated upstream in relation to the evaporation section and downstream in relation to the evaporative valve by means of heat exchange with the above mentioned water separated from crude oil in the treatment; thus, the water contained in partially dehydrated crude oil is heated to a temperature above the water boiling point and there is obtained dehydrated crude oil from the specified evaporation section. Invention also relates to a device for implementation of the specified method.EFFECT: use of this invention makes it possible to reduce the size of the treatment section.12 cl, 1 dwg

ethod for increasing octane number // 2594484
FIELD: oil industry.SUBSTANCE: invention describes a method for increasing the octane number of petrol, characterised by that the gasoline fraction containing olefins is applied to nitrous oxide at the temperature of 150-500 °C and pressure of 1-150 atm. Method for increasing the octane number of petrol, characterised by that gasoline fraction treated with nitrous is used as at least one of petrol components is also disclosed. Motor octane number and 4 units. Research octane number.EFFECT: method provides higher benzene octane number by the value of up to 4 1/2 units.8 cl, 2 tbl, 14 ex
 
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