Performing operations and transporting (B)

B            Performing operations; transporting(514633)
B08 - Cleaning(5333)
B24 - Grinding; polishing(17608)
B30 - Presses(7711)
B32 - Layered products(4122)
B44 - Decorative arts(1657)
B60 - Vehicles in general(31835)
B61 - Railways(14459)
B82 - Nano-technology(3676)
ethod of obtaining copper - graphen composite // 2642800
FIELD: chemistry.SUBSTANCE: water-alcohol solution of copper sulfate is prepared, ethyl alcohol is added to it to a concentration of 37.5-42.5 ml/l, acidified to pH of 1-2 and divided into two parts. A suspension is prepared from one part, in which graphite-graphene mixture is added in an amount of 0.05-0.5 g/l and surfactants Pluronic F-127 or polyacrylic acid in an amount of 25-100 ppm, dispersed for 15-20 min. The electrochemical deposition cell is assembled, placed in a copper solution and the working voltage is fed for 20-30 minutes. Then the two-electrode cell is moved to the obtained graphene-containing suspension with surfactants and the working voltage is fed to the electrodes for 120-180 min. After the specified aging in the solutions, the electrodes are dried, and the resulting composite "copper-graphene" is separated, which has a high uniformity and crystallinity, a small crystallite size, a uniform distribution of graphene in the matrix.EFFECT: increase of the material microhardness.1 cl
ethod for obtaining of sorbent for solid surfaces and water purification from oil and liquid oil products // 2642799
FIELD: chemistry.SUBSTANCE: Kamennoyarsky gaize of the Astrakhan region, containing (%) SiO2 - 86.2; Al2O3 - 4.15; Fe2O3 - 1.56; TiO2 - 0.2; K2O - 1.2; CaO - 1; Na2O to 0.5; MgO to 1, is taken as the raw material. The gaize is dried at a temperature of 100°C, crushed, sifted and fractions of different sizes are separated. Crushed gaize fraction recommended as a sorbent should contain 75% of particles with a size of 0.001 to 0.1 mm with residual humidity of 2-5%.EFFECT: invention expands the spectrum of sorbents obtained from natural gaize.3 tbl, 3 ex

Discharge camera for plasma chemical reactions // 2642798
FIELD: electricity.SUBSTANCE: discharge chamber includes two coaxial electrodes, a dielectric barrier and removable discharge initiators, installed on one of the electrodes. The dielectric barrier is located between the electrodes with gaps relative to each of the electrodes. The discharge initiators enter the annular grooves made in the electrode. The gap of H size between the dielectric barrier and the electrode with the grooves is filled with a flowing working gas. The discharge initiators are fixed in the paired annular grooves with removable clamping elements in such a way that the distance L between the areas of the above initiators, facing in the direction of the dielectric barrier, and the dielectric barrier satisfies the condition 0.25H≤L≤0.5H. The gap between the dielectric barrier and the other electrode is filled with a circulating electrically-conductive fluid.EFFECT: increase of the maximum capacity of the discharge chamber on the initiated barrier discharge of a repetitively pulsed action.4 cl, 6 dwg

Composite bullet-resistant uniform material and method of its manufacture // 2642797
FIELD: weapons and ammunition.SUBSTANCE: material is formed as an intersecting composition of N double-layered structured unit elements, where 1≤N≤8, an organic thin film attached to both sides thereof; wherein the intersection angle of each adjacent layer is 45-90°. The first layer is a fibrous bullet-resistant tape with a unidirectional fibre orientation coated with the first polymeric adhesive. The second layer is a fibrous bullet-resistant tape with a unidirectional fibre orientation coated with the second polymeric adhesive. The tension modulus of the first polymeric adhesive is less than 6 MPa, and the tension modulus of the second polymeric adhesive is greater than 6 MPa. The loss modulus of the first polymeric adhesive and the second polymeric adhesive under the same conditions is the same as the loss modulus of the bullet-resistant fibre.EFFECT: invention ensures creation of a soft composite bullet-resistant uniform material that has acceptable hardness and increased bullet resistance.16 cl, 2 tbl, 1 dwg
ethod for obtaining enantioselective sorbent // 2642796
FIELD: chemistry.SUBSTANCE: method consists in modifying the graphitized thermal soot Carboblack C or the inert carrier Inerton NAW with the supramolecular structure of cyanuric acid. Modification is carried out at 30-60°C in a water-alcohol solution with mechanical stirring at an intensity of 500 rpm. The resulting sorbent is dried.EFFECT: invention provides a sorbent with a high selectivity in the separation of 2-chlorobutane, 2 bromobutane, 2-butanol, and 2 pentanol.8 ex

Submersible flat devices for direct osmosis // 2642794
FIELD: chemistry.SUBSTANCE: membrane device for direct osmosis is suitable for immersion in a pool for evaporation of salt water under the influence of solar radiation to pre-concentrate the brine. The membrane has a flat device configuration and includes a flat membrane base having the first and the second sides; the first flat membrane attached in parallel to the first side of the base; the second flat membrane attached in parallel to the second side of the base; the first channel for the flow between the first side of the base and the first membrane, where the first channel for flow has an input side and an output side; the second channel for the flow between the second side of the base and the second membrane, where the second channel for the flow has an input side and an output side; where the membranes around the perimeter are pressed, welded or glued to the base, the input for the inert in the conjunction with the input sides of the first and the second channels for the flow and the output for the inert in the conjunction with the output sides of the first and the second channels for the flow, while the channels for the flow are formed with a woven mesh that is inserted and fixed between the base and membranes.EFFECT: concentration of brines with a high degree of salt concentration, reduced energy consumption, reduction of production areas.5 cl, 9 dwg, 2 ex

ethod of manufacturing waveguide microwave devices and elements on 3d printer by method of fused deposition modelling of thread composite abs plastic // 2642791
FIELD: radio engineering, communication.SUBSTANCE: method of manufacturing waveguide devices and microwave elements is that all parts are fully made by an additive technology - 3D printing by the fused deposition modelling of composite carbon-containing thermoplastic, and to facilitate applying the current-conducting metal coating onto the working surfaces a housing of a waveguide is separately made. The channel of the housing consists of three walls (housing) and flanges, and a cover. Then a current-conducting metal coating is applied to the working surface of the parts and then assembled into a single structure.EFFECT: reduction of weight and size characteristics, reduction of labour intensity and time of manufacture while maintaining the technical characteristics, reduction of production cost.2 dwg

Jet-centrifugal method to obtain flows of coarse-grained suspensions // 2642790
FIELD: construction.SUBSTANCE: jet-centrifugal device to obtain flows of coarse-grained suspensions comprises a vessel with a liquid, a tap supplying the liquid into a channel with a filter and a gland associated with a rotating channel and a branch pipe. At the outlet end of the branch pipe, a calibrated opening is made, located at a distance from the rotation axis to form a jet formed by the calibrated opening. The filter is mounted in the vessel bottom in the form of a mesh with cell sizes smaller than the calibrated opening diameter. A flow breaker is applied in the device, made in the form of a valve mounted after the gland on the end of the rotated channel opening to a chamber, from which two similar contrary-divergent channels pass, connected at right angle to the horizontal outlet channels connected via flexible hoses with branch pipes while changing their inclination angle relative to the channel rotation axis. Controlling the valve manufactured in the form of an elastic cylindrical rod rigidly built into a cylindrical mandrel guided by a bushing axial with respect to the channel, sliding in thrust grooves, is carried out by a thrust by specifying certain values of the reciprocating stroke of the mandrel with openings made in it for the outlet of the branch pipes. The inclination angle between the branch pipes is set by means of a ligament ensuring the equality of distances from their openings to the channel rotation axis.EFFECT: eliminating losses of the material used during pause periods of its use and applicability expansion of the device for supplying coarse-grained suspensions.3 dwg
Copper-zinc-chrome-aluminium catalyst production method // 2642788
FIELD: chemistry.SUBSTANCE: invention can be used for low-temperature methanol synthesis, hydrogenation of nitrobenzene, dehydrogenation of cyclohexanol to cyclohexanone in caprolactam production. A method of producing a copper-zinc-chromium-aluminium catalyst is carried out by mixing a solution of ammonium carbonate complex of copper with zinc and aluminium compounds followed by drying, calcining, and pelletizing the catalyst mass, characterized zinc oxide and powder of aluminium oxide γ-modified with a grinding of less than 100 µm is gradually introduced into the ammonia-carbonate complex solution of copper, the resulting suspension with a ratio of solid: liquid, equal to 1.0:(12.0-15.0) is heated under stirring in the temperature range of 60-90°C to obtain a mass ratio solid: liquid equal to 1.0:(0.01-0.5), then chromic anhydride or an aqueous solution is introduced, the formed chromium-containing mass is homogenized at a temperature in the interval of 70-90°C, dried, calcined at a temperature of generating a catalyst in which chromium is in the oxidation state of Cr3+ and Cr6+, and the content of Cr6+ and Cr3+ is in relation Cr6/Cr3+, equal to 0.13 and 0.8, preferably 0.39-0.55, and pelletized.EFFECT: creation of a simple and economical technology for the preparation of a mixed copper-zinc-chromium-aluminium catalyst, which does not have harmful wastewater and gas emissions, and provides a highly active stable catalyst.2 tbl, 19 ex
ethod of applying hydrophobic and oleophobic coating to textile material and textile material with hydrophobic and oleophobic coating // 2642775
FIELD: textile, paper.SUBSTANCE: method for applying a hydrophobic and oleophobic coating to a textile material includes holding the textile material in a copolymer solution in supercritical carbon dioxide in a high pressure reactor, characterized in that said solution contains a copolymer containing fluorinated (meth)acrylic hydrophobic units affine to CO2, and (meth)acrylic functional units containing a functional group, and a cross-linking agent containing at least two functional groups reactive with the functional groups of the copolymer, said cross-linking agent being not part of said copolymer. The invention also relates to a textile material with a hydrophobic and oleophobic coating, having a wetting angle with a drop of water ≥130°, the index in the water-repellent ability test ATCC 22 is above 90 points, the index in the oil resistance test AATSS 118 is 6 points or higher, the vapour permeability in the vapour permeability test according to the standard ATSM E 96 (Procedure B) after modification not less than 0.95 from the result of the unmodified material, retaining water-repellent and oil-repellent properties and vapour permeability after 10 or more washes in a washing machine, carried out according to the standard ISO 6330 procedure, procedure 6A, obtained by the method according to the invention.EFFECT: method according to the invention makes it possible to obtain a textile material with a hydrophobic and oleophobic coating resistant to repeated washing cycles in a washing machine.18 cl, 2 dwg

Container with folded label // 2642769
FIELD: human vital needs satisfaction.SUBSTANCE: container (70) comprises a body comprising a front wall (66) of the body, a back wall of the body, two side walls (67) of the body, a bottom wall of the body, and an opening of the body. The container (70) further comprises an inner body (10) for receiving consumer goods located within the body, wherein the inner body (10) comprises an opening of the inner body. The container (70) also contains a label (30) comprising a closing panel (42) that closes the opening of the inner body, and a valve (40) of the label, wherein the valve (40) of the label hangs on a folding line (38) above the closing panel (42) and covers at least a part of the closing panel (42). The front wall (66) of the body covers the folding line (38) of the label and the inner body (10) extends below the folding line (38) of the label. The edge of the closing panel (42) of the label extends above the edge of the opening of the inner body, defining the edge portion of the closing panel (42) of the label. The container (72) additionally contains a non-permanent adhesive on edging part of the closing panels (42) of the label to attach the edging part to the inner body (10) with the possibility of withdrawal, to hold the label (30) in the closed position.EFFECT: improvement of the container.12 cl, 5 dwg

etallic fastener // 2642768
FIELD: machine engineering.SUBSTANCE: metal fastener contains an expanded head and a smooth barrel for engaging with the structure and located along the axis of rotation. The surface of the smooth barrel comprises, around the noted smooth barrel, at least one alternating conductive portion and at least one alternating lubricating portion. At least one conductive portion extends along the length of the smooth barrel, and at least one noted lubricating portion extends along the entire length of the smooth barrel, a lubricant is applied to the noted lubricating portion.EFFECT: increased possibility of conducting electricity in all layers of the structure.11 cl, 7 dwg

Surface with changed digital impression with register // 2642767
FIELD: construction.SUBSTANCE: invention relates to a method of forming surfaces, having an impression print with a register, with a digital ink head that prints the curable ink on the surface of the panel or on the top side of the foil as a coating and forms an ink matrix that is used to create a cavity in the surface by applying pressure to the ink matrix. The method for forming an impressed surface in a building panel includes the steps of forming an ink matrix having a horizontal and vertical extent by applying a curable ink on the surface layer of the building panel by means of a digital printhead for printing inks. Form a cavity in the surface layer by pressing the ink matrix onto the surface layer, thereby forming an impression print surface of the building panel, forming a base impression in the surface layer by pressing the base matrix against the surface layer and removing the ink matrix from the impression print surface.EFFECT: creation of a panel with a complex pattern.15 cl, 5 dwg

Capsule for making brewages and method of their making // 2642765
FIELD: food industry.SUBSTANCE: capsule (1) contains a container (3) with a cavity (5) , inside which there is a brewed substance; the mentioned container (3) has at least one hole (7), outside of which along its perimeter there is at least one circular edge (9), bumping into the respective stop edge (11) of the lateral wall of the brewing chamber (12) of the device for drink making, in which the mentioned capsule (1) is inserted; on the surface the mentioned circular edge (9) a sealing profile (15) is made. It contains the first annular rib 17 and second annular rib (19). These first and second annular ribs (17, 19) are concentric relative to the main axis of symmetry (S-S) of the capsule (1), are flexible and form a seat (21) in the form of a ring gear inside which the end part of the stop edge (11) of the lateral wall of the brewing chamber (12) enters.EFFECT: improvement of the taste of the resulting brewage.7 cl, 7 dwg
Cassette form for casting concrete products and relevant method // 2642761
FIELD: construction.SUBSTANCE: cassette form contains at least one forming compartment formed by at least two parallel surfaces form and many elements of the side planking between the parallel surfaces form that define the thickness of cast products. In this case, the side formwork element comprises a surface moulding cover and a supporting structure with which the surface melding cover is detachably connected.EFFECT: increase the efficiency of adjusting the width of the cast product.10 cl, 5 dwg

ethod of multi-stage treatment of injection well bottomhole zone in terrigenous and carbonate formations // 2642738
FIELD: oil and gas industry.SUBSTANCE: method of multi-stage treatment of injection well bottomhole zone in terrigenous and carbonate formations includes hydrochloric acid treatment with acid composition of 0.5-1m3/m volume followed by pressing with aqueous solution of colloidal silicon dioxide nanoparticles or aqueous solution of surface-active substance of 2-3 m3/m volume; clay-acid treatment with clay-acid composition based on hydrochloric and hydrofluoric acids with 0.8 0.5 m3/m volume followed by pressing with aqueous solution of colloidal silicon dioxide nanoparticles or an aqueous solution of surface-active substance of 2-3 m3/m volume, treatment with hydrocarbon solvent of 0.5 m3/m volume and with clay-acid composition based on hydrochloric and hydrofluoric acids with 0.5 m3/m volume then by spraying aqueous solution of colloidal silicon dioxide nanoparticles or aqueous solution of surface-active substance of 2-3 m3/m volume. The following composition is used as acid composition, vol %: 30% hydrochloric acid 50-63; diethylene glycol 6-16; acetic acid 1-3; water-repellent agent based on amides, 1-3; corrosion inhibitor, 1.5-2; the rest is process water. The following composition is used as the clay-acid composition, vol %: 30% hydrochloric acid 48-60; hydrofluoric acid 1-4; diethylene glycol 6-16; acetic acid 1-3; water-repellent agent based on amides, 1-3; corrosion inhibitor, 1.5-2; the rest is process water. As aqueous solution of colloidal silicon dioxide nanoparticles, 1-2%- aqueous solution of colloidal silicon dioxide nanoparticles is used, containing wt %: colloidal silicon dioxide in acrylic acid, 32-40; propylene glycol monomethyl ether, 59.5-67.5; the rest is water. Aqueous solution of surface-active substance is 2-4% aqueous solution of surface-active substance containing, wt %: diethylene glycol, 1-3; hydrophobic agent based on amides, 0.5-2; the rest is process water. Solvent based on toluene fraction of straight-run gasoline or based on an aromatic hydrocarbon concentrateC10 is used a hydrocarbon solvent.EFFECT: increased efficiency injection wells, reduced time for implementation of the method, its simplification and reduced cost.2 cl, 7 dwg

System for processing stripping gas // 2642713
FIELD: machine engineering.SUBSTANCE: stripping gas processing system includes a compressor 100 compressing the stripping gas which is generated in tank T for storing liquefied natural gas of a ship or floating structure, a heat exchanger 200 that cools the stripping gas compressed by the compressor 100 by means of heat exchange with stripping gas supplied to the compressor 100, an expansion device 300 which performs adiabatic expansion of the stripping gas, a gas-liquid separator 400 which performs gas/liquid separation of the stripping gas and supplying liquefied natural gas to the tank T. The system also includes a bypass line, through which stripping gas subjected to adiabatic expansion is fed from downstream position from the device 300 to downstream position from the separator 400.EFFECT: providing efficient processing of the stripping gas.9 cl, 7 dwg

ethod of heat treatment of round logs // 2642705
FIELD: wood processing industry.SUBSTANCE: method of heat treatment of round logs, mainly used as structural materials for the construction of walls of wooden buildings, is that before the beginning of heat treatment along the entire length of each log in the transverse direction, holes are uniformly drilled to penetrate the drying agent, not reaching the 2.5-3 cm to the center of the log, herewith each drilling is carried out with a displacement along a spiral trajectory, at the ends of the logs holes are drilled for a length of at least 0.5-1 meter diameter, commensurate with the core of the round log, and the heat treatment of the round log is carried out with the bark.EFFECT: reduction of rejects during a high-temperature treatment of round logs.2 dwg, 2 tbl

illing machine, crusher of rock fractures for it and system of longwall mining // 2642698
FIELD: mining engineering.SUBSTANCE: machine is located adjacent to a face conveyor for transporting the material, and comprises a chassis, a boom pivotally connected to the chassis, a blade drum for engagement with stope face, while knife drum is mounted for rotation on the boom, and the crusher rock fractures used to trap material on the face conveyor. In this case, the chassis includes a first end and a second end, the chassis being movable in at least a first direction that is substantially parallel to the stope face. The crusher of rock fractures includes an elongated crushing arm having a first end and a second end, the first end being pivotally connected to the chassis about the axis of the lever. The crusher of the rock fractures also includes a number of teeth for crushing the mined material.EFFECT: development of longwall in a compact manner, with a compact crusher.19 cl, 4 dwg
ethod of complex rail diagnostics // 2642687
FIELD: railroad facilities.SUBSTANCE: method of complex rail diagnostics relates to control and measuring devices for checking the condition of railway tracks and can be used for testing a railway track by a complex of non-destructive testing tools, including for detection of microcracks on the rail head running surface. Method comprises installing, in known relative positions, devices for: defectoscopy, measurement of unevenness and video surveillance of rails, moving the vehicle along the railway tracks, constant measuring the condition of the railway tracks by all devices and preserving the results obtained. When detecting sections of railway tracks with surface defects or irregularities, images of these sections of the railway track are fixed with illumination at different angles, most contrasting with respect to defects video frames are identified and the are used in a joint analysis to assess the degree of development of microcracks and other surface defects.EFFECT: as a result, the reliability of detecting microcracks on the rail head surface increases significantly while reducing the amount of recorded information.1 cl, 2 dwg

Rotary mechanical system with non-contact drive // 2642683
FIELD: aviation.SUBSTANCE: mechanical system (10) contains shaft (12), rotatable about its primary axis relative to the structural element (14), movable part (16), mounted on the shaft (12) rotatably with it about the primary axis (A) and moving at random relative to the shaft (12), the driving facility (18) to move the movable part (16) relative to the shaft (12). The driving facility comprises the first fastened section (20), which is mounted on the structural element (14) and the second movable section (22), which is mounted on the shaft (12) and is connected to the movable part (16). The driving facility (18) consists of the electromechanical drive with the air gap between the first section (20) and the second section (22).EFFECT: reduction of friction between the moving parts.9 cl, 5 dwg

Underwater winch probe // 2642677
FIELD: machine engineering.SUBSTANCE: underwater winch probe comprises a body with complex of measuring devices, a system for reception-transmission of information with radio communication equipment, a control system, electric power supply system, surfacing-immersion system made with the winch, to which drum a carrying cable is attached by one end connected by its other end to fixed or movable support in water so, that when the carrier cable is unwound from the drum, the probe moves upwards from the support under the action of its positive buoyancy, and when the carrier cable is wound on the drum, the probe moves to the support. In this case, in the durable body made in the form of a streamlined shape, an electric drive of the winch is placed, which shaft is connected to the which shaft fixed by means of radial-thrust bearing in the cover of the durable body and leaving the durable body outwards. The drum is mounted on the outer part of the winch shaft for reciprocating motion along the winch shaft by means of a rotary slide block installed directly in the drum and engaged with closed screw groove made on the winch shaft surface. The drum is locked against rotation around the winch shaft by means of at least one guide mounted on the durable body cover and freely passing through the drum body parallel to the axis of the winch shaft, wherein the guide functions for supporting the outer end of the winch shaft by means of a bearing. A carrier on outer end of the winch shaft behind supporting bearing is provided with guide roller for carrying the cable, one end of which is fixed to the drum, and a channel for passing this cable. The carrier is mounted so that it rotates with winch shaft which provides winding of the carrier cable on the drum and its unwinding from the drum during reversing motion of the drum along the winch shaft.EFFECT: expansion of technical means, providing reliable functioning of underwater winch probe for a long period of time due to its compact and convenient structure which ensures uniform laying of the carrying cable during its winding on the winch drum.2 cl, 8 dwg

Hand brake with two-sided gear box // 2642675
FIELD: transportation.SUBSTANCE: hand brake comprises a housing of a hand brake which has gear train components in it and a drive shaft, functionally connected with one or more gear train components. The intermediate pinion shaft is functionally connected to the drive shaft through one or more gears. The shaft alignment link is adapted to maintain the relative clearance between the drive shaft and the intermediate pinion shaft during the rotation of the drive shaft. The gearbox housing is intended for containing at least a portion of the drive shaft, an intermediate pinion shaft and a shaft alignment link therein. The shaft alignment link is movable relative to the gearbox housing due to any eccentric drive shaft movement, in order to maintain proper clearance between the drive shaft and the intermediate pinion shaft.EFFECT: eliminating possibility of gear jam.17 cl, 3 dwg

Improved cleaning from sulfur dioxide // 2642668
FIELD: chemistry.SUBSTANCE: method includes providing the off-gas of the melting furnace, separating sulfur dioxide from the exhaust gas to produce concentrated sulfur dioxide and exhaust gas for venting, mixing the concentrated sulfur dioxide with the fuel gas, heating the resulting mixture of fuel gas and sulfur dioxide by burning the fuel gas, contained in a mixture of fuel gas and sulfur dioxide, with oxygen so that the concentrated sulfur dioxide and fuel gas are reacted to form a mixture of gaseous products containing sulfur and hydrogen sulphide and removing most thereof, preferably substantially all of sulfur and substantially all of hydrogen sulfide from the gaseous product mixture, with the remaining mixture of gaseous products being post-burned prior to release into the atmosphere.EFFECT: invention provides a high efficiency of the sulfur extraction, the ability to use the remaining mixture of gaseous products, to reduce the fuel consumption and the absence of losses.26 cl, 2 dwg, 1 tbl
ethod of producing silicon carbide // 2642660
FIELD: chemistry.SUBSTANCE: silicon carbide is obtained from a charge comprising nanopowder of silicon-containing (SiO, SiO2, H2SiO3) carbon-containing (a carbohydrate of the general formula Cn(H2O)m, where n ≥12; m=n-1, a polyhydric alcohol of the general formula CnH2n+2On, where n≥2, aldehyde or ketone derivatives of polyhydric alcohols of the general formula (CH2O)n, where n≥3, components, prepared in deionized water, with the subsequent stepwise heating in three stages: up to a temperature of 145-195°C with the maintaining for 1.5-3 hours, up to 800-1000°C, with the maintaining for 0.4-1 h, and up to 1450-1650°C, with the maintaining for 1-1.5 hours.EFFECT: increasing the purification degree and the yield product of the order of 80-85% 3 etc.3 ex

Device for desalination of sea water // 2642658
FIELD: machine engineering.SUBSTANCE: device for desalination of sea water includes a body located inside and fixed on the frame structure with a suction valve, and a valve for discharging concentrate by a plunger pump, the movement of vertically arranged plunger working on reverse osmosis principle and containing a coiled flexible material that is twisted in shape of cylindrical pipe which is a reverse osmosis membrane, to the lower position passing beyond the limits of the body under the action of its weight, and lifting to the upper position is performed by a flexible coupling, one end of the lifting device is connected to the lower end of the plunger, and at the other end connected to a source of unidirectional intermittent motion in the form of sea wave energy converter.EFFECT: simplified design and improved reliability.8 cl, 1 dwg

Technological plates, manufactured on the basis of fused deposition modeling, for forming and replicating of objects // 2642654
FIELD: printing industry.SUBSTANCE: manufacturing method of 3D-article (10), comprising the outer layer (210) and the supporting structure (220) with cavities (230). The outer layer (210) at least partially covers the supporting structure (220). At that the method includes: (a) 3D-print stage, including 3D-printing by fused deposition modeling (FDM) with the material (201) for 3D-printing of the outer layer (210) and the supporting structure (220), and at least partially filling of the cavities (230) with the filler (204). And also (b) the post-processing stage, including the post-processing of at least the part of the outer layer (210) to reduce the surface roughness.EFFECT: increased quality of products.13 cl, 7 dwg
Acoustic nozzle // 2642649
FIELD: devices for spraying of liquids.SUBSTANCE: invention relates to fluids and solutions spraying devices. Acoustic nozzle are made in form of acoustic sprayers and contain case with located inside generator of acoustic fluctuations in form of nozzle and resonator, pipes for air and liquid, the acoustic oscillation generator is made in the form of a conical nozzle coaxial with the body and having an annular throttle opening with an outside diameter dc, formed by a cut of the nozzle and a resonator rod of diameter dart. and an annular volume resonator of length h, formed by a resonator rod and a cylindrical hollow with an external diameter dp in the fastening element, wherein the space cavity cavity is spaced apart from the nozzle cutoff at a distance b, and the air supply port is perpendicular to the axis of the housing and is connected to the annular hollow, formed by the roller and the inner surface of the housing, while the roller is secured with a cage with throttling holes coaxial with the ring throttle opening, and a resonator rod is coaxially fixed, and the sprayed liquid is supplied through a branch pipe perpendicular to the axis of the housing into an annular hollow formed by the casing and the outer surface of the nozzle, one end of the casing being made solid and connected to the casing, and at the other end, which surrounds the conical nozzle, are throttled openings coaxial with the ring throttle opening, while on the side opposite to the resonator there is an adjusting device in the form of a handwheel with an oil seal that is mounted on the free end of the roller, and the ratio of the length h of the annular hollow resonator to the distance b from the open surface of the hollow of the resonator up to the nozzle cut lies in the optimal range of values h/b = 0.7÷1.3; outer diameter ratio dp annular cavity resonator to diameter dst the external cylindrical surface of the resonator rod lies in the optimal range of values: dp/dst = 1.2÷1.9; ratio of diameter dc of the circular throttle orifice of the nozzle to diameter dst of the external cylinder surface of the resonator rod is within optimal range of values: dc/dst = 1.1÷1.7, an external diffuser is coaxially attached to the nozzle casing and an internal perforated diffuser is coaxially attached to the fastening element of the annular cavity resonator with the resonator bar so that the output sections of the external and internal diffusers lie in one plane perpendicular to the axis of the annular volume resonator.EFFECT: technical result is increased efficiency of radiotherapy.1 cl, 1 dwg

Foaming generator with a mesh cutter // 2642647
FIELD: fire safety; fire engineering.SUBSTANCE: invention relates to fire-fighting equipment and is designed for use in automatic systems of fire-fighting by generation of a high-expansion polydisperse foam under conditions of room smoke screening by blockage of quick-burning products with a high-expansion polydisperse foam. Foaming generator with a mesh cutter comprises a sprayer which consists of a throttling washer with an annular flange facing towards a fitting with a flange perpendicular to the axis of the throttling washer and the axis of a hole made in the fitting. In the throttling washer there is one central through hole and at least two concentrically circumferentially arranged rows of through holes, and there are nozzles in concentrically circumferentially arranged rows of through hole of the throttling washer. Passage sections of the through holes and corresponding channels for the supply of liquid in the nozzles are the same.EFFECT: technical result is higher efficiency of spraying a fire-fighting liquid solution of a foaming agent (a high-expansion polydisperse foam).1 cl, 2 dwg
embrane extractor // 2642641
FIELD: machine engineering.SUBSTANCE: device for intensification of extraction process in the liquid-liquid system includes a body of the membrane extractor, an inner network partition with a membrane, circulation pumps, hydrodynamic ultrasonic radiators, an inlet branch pipe with a cock for liquid with extractable component, an outlet branch pipe with a cock for liquid after extraction of extracted component therefrom and diversion of branch pipe to supply liquid for circulation, an inlet branch pipe with a cock for extractant, an outlet branch pipe with a cock for extractant with extraction and diversion of branch pipe to supply the extractant for circulation.EFFECT: acceleration of membrane extraction process.1 dwg

Disposable system for sterile obtaining of lipids and nucleic acids particles // 2642640
FIELD: pharmacology.SUBSTANCE: group of inventions discloses a system for sterile obtaining of lipids and nucleic acids nanoparticles and method for sterile obtaining of lipids and nucleic acids nanoparticles.EFFECT: group of inventions allows to obtain uniform lipid and nucleic acid particles by simple steps, reproducible and under aseptic conditions, and can be used to deliver this class of therapeutic molecules to target cells.23 cl, 13 tbl, 7 ex, 1 dwg
ethod for producing water dispersion of carbon nanoparticles from shungit // 2642632
FIELD: chemistry.SUBSTANCE: first the shungite rock is chopped. The obtained shungite powder is poured with water at a ratio of the weight of the shungite powder to the mass of water of 1: 2 and left to stand for three days, after which it is filtered. The remaining powder of shungite is dried and dispersed in water using grinding bodies with a diameter of 1-3 mm at a ratio of the mass of the shungite powder to the mass of water and the mass of grinding bodies 1: 4: 3 for 60 minutes. Then the mixture is filtered, the shungite powder is dried. Then dispersing and filtering the shungite powder is carried out in water by ultrasound in the ratio of the mass of the shungite powder to the mass of water 1:20, a frequency of 22 kHz and power of 1000 W for 35 minutes. The resulting water dispersion of carbon nanoparticles is centrifuged for 15 minutes at 10000 rpm.EFFECT: increasing the stability of water dispersion of carbon nanoparticles during storage.2 tbl

ethod of absorption of gases and device therefor // 2642630
FIELD: chemistry; technological processes.SUBSTANCE: invention relates to mass-transfer methods for liquid extraction of gas mixture components and can be used in mass-transfer equipment in the chemical industry. Device for implementing the method according to claim 1, comprising an installation consisting of six chambers, aeration columns are installed in bubbling chambers, packing chambers are filled with spherical elements, scattering reflectors and acoustic ultrasonic dispersers are installed in irrigation chambers, characterised by that, the bubble chamber of stage I is divided by a partition into final and main bubbling chambers, and ceramic dispersers and/or ultrasonic Hartmann whistles are installed therein; an absorbent discharge tube is connected to the final chamber; and to the main chamber of stage I and bubbling chamber of stage IV are connected circulating pumps, pressure pipelines of which are connected to the scattering reflectors of the chambers of stages III and IV, which irrigate the loading elements of the packing chambers of stages II and V; discharge line of the absorbent supply pump is connected to an acoustic ultrasonic disperser installed in stage IV irrigation chamber and to the pressure line of the circulation pump connected to the bubbling chamber of stage VI.EFFECT: technical result is to ensure the achievement of the effect of the final solubility of gas molecules in a liquid with maximum absorption of hard-to-extract gas components; automation of technological processes helps to reduce energy costs.4 cl, 1 dwg
ethod for obtaining porous magnetic sorbent // 2642629
FIELD: chemistry.SUBSTANCE: method for obtaining a porous magnetic sorbent of petroleum products is proposed. According to the invention, the synthesis of calcium monosilicate of the xonotlite structure is carried out by the interaction in the solution of calcium chloride and sodium silicate in the presence of a silane-siloxane microemulsion with obtaining hydrophobizated hydrogel. A previously obtained magnetic phase of iron oxides, represented by wuestite and maghemite is introduced into the volume of hydrogel. The said magnetic phase is precipitated with an excess of ammonium hydroxide from a mixture of solutions of salts of trivalent and ferrous iron at a ratio of Fe3+ /Fe2+, equal to 2:1. The resulting mixture is maintained until a stable hydrated precipitate is formed in the form of gel, washed and dried.EFFECT: invention provides an improvement in the operating properties of the sorbent.3 cl
Spray system for aerosol and non-aerosol products // 2642618
FIELD: technological processes.SUBSTANCE: system for air fresheners contained in aerosol containers and non-aerosol containers, each comprising a spray nozzle, includes a spray device and an adapter designed to be detachably attached to the relief surface of the spray device. The spray device comprises: an inner portion formed by a front cover, a back cover and a base; an actuator; a controller designed to drive the actuator; a selector switch configured to be positioned in the aerosol spray position and to the product spray position other than the aerosol; a relief surface designed to receive the aerosol container in the inner part of the spray device so that the actuator can contact with the nozzle for the sprayed aerosol. The adapter is designed to receive a non-aerosol container in the inner part of the spray device, so that the actuator can contact with the nozzle to spray the product different other than the aerosol.EFFECT: expansion of the functionality of the deodorization system by using a single system for both aerosol and non-aerosol containers without the need to remove or replace any spray elements.9 cl, 16 dwg

Part made of ceramic material with base and wall // 2642606
FIELD: machine engineering.SUBSTANCE: ceramic material part comprises a part forming a base and a part forming a wall. The base is made of ceramic material of low porosity, and the wall contains a low-porosity shell and a core inside the shell. The porosity of the core is greater than the porosity of the base increasing with distance from the base. The base and the wall are obtained by ceramic powder sintering. The wall is formed in a powder-containing vessel by selectively sintering the powder by successive layers by a laser beam or an electron beam.EFFECT: reduced level of stresses in the part base.11 cl, 5 dwg
Foam generator // 2642582
FIELD: fire safety; fire engineering.SUBSTANCE: invention relates to the field of fire-fighting equipment and is designed for use in automatic systems of fire-fighting by generation of a high-expansion polydisperse foam under conditions of room smoke screening by blockage of quick-burning products with a high-expansion polydisperse foam. In the foam generator, each of the spray nozzles consists of a cylindrical hollow body with a fluid supply channel, threaded portion and garter belt section. In the lower part of the cylindrical hollow body with a channel for supplying liquid, a hollow conical swirler is fixed. Conical shell of the swirler is fixed by means of at least three spokes fixed at one end to the conical shell of the swirler in its upper part and the other end to the annular groove formed on the inner surface of the fluid supply channel. On the surface of the hollow cone swirler a screw thread is made.EFFECT: technical effect: higher efficiency of spraying a fire-fighting liquid solution of a foaming agent (a high-expansion polydisperse foam).1 cl, 2 dwg
Foam generator of ejection type // 2642581
FIELD: fire safety; fire engineering.SUBSTANCE: invention relates to fire-fighting equipment and is designed for use in automatic systems of fire-fighting by generation of a high-expansion polydisperse foam under conditions of room smoke screening by blockage of quick-burning products with a high-expansion polydisperse foam. In an ejection type foam generator, each of the nozzles comprises a cylindrical hollow body with a fluid supply channel, threaded portion, and garter belt section. In the lower part of the cylindrical hollow body with a channel for supplying liquid, a hollow conical swirler is fixed. Conical shell of the swirler is fixed by means of at least three spokes fixed at one end to the conical shell of the swirler in its upper part and the other end to the annular groove formed on the inner surface of the fluid supply channel. On the surface of the hollow cone swirler a screw thread is made.EFFECT: technical effect: higher efficiency of spraying a fire-fighting liquid solution of a foaming agent (a high-expansion polydisperse foam).1 cl, 2 dwg

Nozzle for spraying liquid // 2642579
FIELD: devices for spraying of liquids.SUBSTANCE: invention relates to spraying of liquids. In the spray nozzle, a perforated disk is installed on the top of it, on which a hollow helical conical swirl is carried, installed in an expanding channel for supplying liquid to a cylindrical hole, which is axially symmetric to the nozzle body. On the surface of the hollow helical conical swirler a screw thread is cut.EFFECT: technical effect of the invention: to improve the quality of spraying, efficiency of nozzle, and reduced hydraulic losses.1 cl, 1 dwg
Centrifugal wide-flare sprayer // 2642578
FIELD: devices for spraying of liquids.SUBSTANCE: invention relates to fluids and solutions spraying devices. In a wide-flare centrifugal nozzle, a hollow conical swirler arranged in the form of a truncated cone is located coaxially in the vortex chamber. Lower base of the cone is carried by the base of the cylindrical vortex chamber. Upper base of the cone is carried by the central cylindrical hole of the nozzle insert. On the surface of the hollow cone swirler a screw thread is cut.EFFECT: technical result of invention is higher efficiency of spraying.1 cl, 2 dwg

Acoustic spray for spraying solutions // 2642576
FIELD: devices for spraying of liquids.SUBSTANCE: invention relates to devices for spraying of liquids, solutions. Acoustic burner for spraying liquids, comprising a housing with jets for supplying a spraying liquid and a spraying agent, inside of which an acoustic generator is arranged in the form of a nozzle and a resonator, made in the form of a sound generator formed by a Helmholtz resonator made in the form of at least one spherical cavity located in the wall of a ring with a conical surface, which is connected to the housing via gage blocks, the spherical cavity of the sound generator is connected by a calibrated hole with an annular gap formed by the end planes of the housing, and a ring with a lateral conical surface formed on a hollow rod which is axially symmetric to the housing and serves to form the generated flame of the sprayed liquid, flowing through the channel of hollow rod to worm atomizer rigidly fixed to the end of the hollow rod and serving to form a liquid film overlapping the output from the sound generator, formed by a Helmholtz resonator, and a ring with a lateral conical surface formed on the hollow rod is arranged to be fixedly moved along the axis of the housing by means of a threaded connection, connecting the body to the ring via gage blocks, the Helmholtz resonator is made to control the generated frequency of the acoustic vibrations by adjusting the width of the annular gap, formed by the end planes of the housing and the ring, by installing between the body and the ring with a conical surface of gage blocks, the thickness of which corresponds to a specified frequency of acoustic vibrations, in the lower part of the housing of the worm atomizer, an additional disc atomizer consisting of a thread bush with a central hole connected to the plane of the rod by means of a calibrated hole is fixed, a top disc rigidly connected to a thread bush with a central hole and a lower solid disk connected to the upper disc by means of at least three fasts to form restrict split between the discs.EFFECT: technical result is increased efficiency of spraying of liquids.1 cl, 1 dwg
ould set for forming complex ceramic workpieces // 2642575
FIELD: metallurgy.SUBSTANCE: mould set contains a water-absorbing matrix located in a metal frame, a core and a boosting unit. At that, the water-absorbing matrix is made of a porous polymer that fills the entire volume formed by the outer contour of the workpiece and the frame. In the body of the matrix, there are channels with a diameter from 2 to 15 mm, located from the base of the frame to the working surface of the matrix. The distance between the centers of the channels, as well as from the working surface of the matrix to the end of the channel, is from 15 to 40 mm. The matrix in the area of the frame base is made with a gap, and the frame has branch pipes for supplying air and water under pressure to this gap. The boosting unit contains a branch pipe for feeding slurry under pressure.EFFECT: increased productivity of mould sets for forming complex ceramic workpieces.1 dwg
Acoustic spray for spraying suspended mixtures // 2642574
FIELD: devices for spraying of liquids.SUBSTANCE: invention relates to sprayers of fluids, solutions and can be used in engine building, chemical, food and light industry. In the acoustic nozzle, an external diffuser of the spray is coaxially attached to the lower part of the nozzle body to spray the suspended mixture. An internal perforated diffuser is attached to the end conical surface of the socket in such a way that the output sections of the external and internal diffusers lie in the same plane perpendicular to the axis of the gas jet radiator. An additional flow divider coaxially attached to the external diffuser is made in the form of a cylindrical shell, at the end part of which a perforated plate is fixed on the side opposite the diffuser.EFFECT: technical result of invention is higher efficiency of spraying.1 cl, 1 dwg
ethod for production of composite carbonized products // 2642573
FIELD: construction.SUBSTANCE: method for production of composite carbonized products includes mixing of killed calcium or dolomite lime and carbonate filler in the form of waste from extraction and processing of limestones fractions up to 5 mm with to produce moulding mass, the carbonization of the products with carbon dioxide. In addition, the cutting of the products is carried out. And the moulding mass is prepared by extrusion method. Provide the extrusion moulding of the products from the moulding mass under the pressure of 55-75 kg⋅s/cm2. At the same time the wastes from stone sawing of the shelly limestones or nummulite limestones, or crushing and processing wastes of calcareous rock for break stone, or crushing and processing wastes from volcanic rocks for break stone are used as the carbonate filler.EFFECT: product strength increase.12 ex
Dump packing for mass exchange strings // 2642572
FIELD: machine engineering.SUBSTANCE: dump packing is made of metal grid with elements in the form of a cylinder with inner central partition, in which the upper and lower edges and the partition have evenly arranged teeth of certain height and an angle at the base.EFFECT: designing elements with said teeth results in increase of separating capacity of nozzle and reduction of scale transition factor with preservation of throughput capacity for different strings, liquids and modes.4 dwg, 2 tbl

Adhesive composition for manufacturing chipboards and wood products // 2642568
FIELD: chemistry.SUBSTANCE: adhesive composition contains components with the following ratio, wt %: binder urea-formaldehyde resin (97.41-98.36), a curing agent of ammonium chloride (0.64 to 1.59), an amorphous modifier of silicon dioxide (0.05-1.00). Silicon dioxide is presented in the form of a powder with nanoporous structure of particles and their specific surface of 120 to 400 m2/g.EFFECT: increasing the strength of the adhesive composition and reducing the consumption of the modifier.2 dwg, 1 tbl
ethod for obtaining hydrophobic oil sorbent // 2642566
FIELD: chemistry.SUBSTANCE: method for obtaining an oil sorbent is proposed. Sodium silicate is sprayed onto the diatomite crumb pre-baked at a temperature of 600-800°C. After spraying the sodium silicate, the resulting product is placed in a polyethylene bag, sealed and held for 17 to 24 hours until the hydrophobic film is completely formed.EFFECT: obtaining a cheap effective sorbent of oil products.4 ex, 3 tbl
Device for coating material particles // 2642565
FIELD: machine engineering.SUBSTANCE: device for coating material particles comprises of: a housing with heat carrier inlet and outlet branch pipes, along the axis of which there is a material particle atomizer, coating liquid feeder, a chamber, which is in alignment with the atomizer, having liquid inlet branch pipes and an outlet annular opening in the lower portion, and a coating liquid tank. The device is provided with a coating liquid inlet chamber made in the form of two coaxial cylinders, which are in alignment with the material particle feeder. There is a truncated cone rigidly fixed in the lower portion of the internal cylinder. And there is a cylindrical shell, made of elastic material, in the lower portion of the external cylinder. The lower end of the shell freely adjoins the larger base of the truncated cone of the internal cylinder.EFFECT: ensuring the continuity of the film and the possibility of adjusting its thickness.1 dwg
ethod for producing of unsaturated polyester resins aqueous emulsion // 2642564
FIELD: technological processes.SUBSTANCE: invention relates to an unsaturated polyester resin aqueous emulsion production method, intended for use as a film-forming component of the lubricant applied to the surface of elementary fibers (filaments) when forming a complex yarn during the manufacturing of glass, basalt and carbon fibers. Method is implemented by introducing an unsaturated polyester resin with a molecular weight of 1,000–1,200, a poly-condensation product of glycols with phthalic anhydride and allomaleic acid, not containing an active styrene diluent, with constant stirring at a speed of 1,000–6,000 rpm at room temperature into a non-ionic surfactant aqueous solution, which is a high molecular weight block co-polymer of ethylene oxide and propylene oxide, and after the end of feeding the named resin, the emulsification is continued for 10–40 minutes. Emulsion production formulation comprises, by weight: unsaturated polyester resin 100, block co-polymer of ethylene oxide and propylene oxide 8–15, water 50–150.EFFECT: ensuring uniformity of emulsions, high colloidal-chemical resistance, high dispersity and the possibility of using glass and basalt fibers in production.1 cl, 2 tbl

Device and method of microwave-induced plasma treatment of generator gas // 2642563
FIELD: machine engineering.SUBSTANCE: device comprises a tubular filtering layer chamber, a tubular microwave chamber located above the filtering layer chamber, a first catalytic chamber connected to the microwave chamber and located further relative to it, and a second catalytic chamber connected to the first catalytic chamber. Filtering layer chamber comprises an inlet hole for carbon-based material, which is located in the upper half of the filtering layer chamber, and an outlet opening for the spent carbon. The microwave chamber comprises a permeable top containing a microwave absorbing material, waveguides arranged around the perimeter, through which the microwaves can be introduced into the device, a magnetron and an isolator attached to each waveguide.EFFECT: efficient removal of resins and other impurities from generator gas and production of higher fractions of pure gas.30 cl, 4 dwg
 
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