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Russian patents in English sorted by IPC

A - HUMAN NECESSITIES
(90014)
B - PERFORMING OPERATIONS; TRANSPORTING
(53082)
C - CHEMISTRY; METALLURGY
(55471)
D - TEXTILES; PAPER
(3061)
E - FIXED CONSTRUCTIONS
(18949)
F - MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
(33355)
G - PHYSICS
(41627)
H - ELECTRICITY
(27514)
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Electric device for drying clothes

Electric device (100) for drying clothes, comprising a housing (110) with an upper lid (119), a rotating drum (105) located in the tank (303), placed in the housing, and the circulation system of drying air for drying clothes, designed for providing circulation of drying air. The circulation system of drying air comprises a return air duct (305) of the drying air, in which the drying air flows, passing from the drum, and the return duct of the drying air has an outlet (310), and the air duct (205, 215) for feeding the drying air, in which the drying air is directed back into the drum, and the air duct for feeding the drying air has an inlet (210). The upper lid forms a ready-to-install module of moisture condensation, which can be mounted on the housing for dehydration of the drying air, used for drying clothes in the drying drum for the electric device for drying clothes, and the upper lid has an inlet (510) of the drying air, connected to the inlet of the return air duct of the drying air, the outlet (515) of drying air, connected to the inlet of the air duct for feeding the drying air, the flow channels formed inside the upper lid from the inlet of the drying air to the outlet of the drying air for the passage of drying air, subjected to dehydration, and the means of moisture condensation located in the flow channels.

Kochetov's noise absorbing panel

In noise absorbing panel, containing frame and noise absorbing insert located in its internal hollow, the frame is made as a parallelepiped formed by front and back walls. Noise absorbing insert is made as perforated plates, between which the symmetrically located layers of sound reflecting material are located, between which the layers of sound-absorbing materials of various density located in two layers. The layers of sound reflecting material are made from complex profile composed of evenly distributed hollow tetrahedrons, allowing to reflect acoustical surges incident in all directions. The layers are located at perforated plates.

Method for placement of organiser wallet in clothes pockets as well as in pockets of bags and wallets providing for carriage of valuables

Invention relates to methods for placement of an organiser wallet in pockets of .men's and women's trouser-type clothes as well as in pockets of bags and wallets providing for carriage of valuables The invention objective consists in promptitude of access to the organiser wallet and such organiser wallet security without putting a hand into the trousers pocket. The method for placement of an organiser wallet is as follows: the size of the ring support is decreased to a diameter equal to 55-60 mm with parallel seams stitching made along its edges; a woven ring attached to the organiser wallet is shaped by way of crosswise seams stitching. For attachment of the organiser wallet a woven ring is sewn to the pocket aperture; the ring has a free ring field that can be attached to the rind support with a reef knot forming a petrakhoide of engagement of a pair of ring-shaped endless tapes subject to the ring support being attached parallel to the pocket aperture within a range of 15-30 mm by means of crosswise stitch joining to the inner part of the pocket textile. The organiser wallet contains the main cloth with parametric stitching containing 2-7 portals and has crosswise stitched adhesive tapes within the adhesive tapes convergence zone; relative to one of the tapes the endless ring support is attached holding the organiser wallet within the hidden carriage pocket zone or outside it when the organiser wallet is dropped or laterally placed due to gravity or insignificant guidance of the organiser wallet towards the storage place. Installed in the organiser wallet portals is a trinket with car keys, a USD stick, credit cards, banknotes, business cards and other valuables.

Well strainer cleanout device

Device includes a hydropulsator at the flush fluid feed pipeline, the flush fluid return pipeline connected to the gap between the casing pipe and the flow string, the computer. Hydropulsator is installed at the flush fluid feed pipeline inside tubing string; it can alternate ripple frequency for automatic tuning of resonance frequency. Sensors of frequency and oscillation amplitude are connected downstream of hudropulsator through the sensing line and a valve; the sensors are coupled to the computer by an electric coupling.

Shaft-sinking and tunnelling mining unit (module)

Shaft-sinking and tunnelling winning unit for mechanisation of mine workings and mining operations comprises a platform in the form of a frame with support skis and the adjustable insert, a mining machine with symmetrically placed screws on the output shafts of gearboxes, the face conveyor with line pans, the sections of mechanised shoring with bases and canopies with hydraulic props of the thrust and the jacks of shifting, the scraper reloader and the control panel. The platform is made autonomously and is provided with a feeding mechanism in the form of a feeding mechanism of the mining machine with the ability of rigid placing on it of the housing of the mining machine in cleaning and in excavating implementation.

Mill block for cutter with inserts of polycrystalline diamond composite

Set of inventions relates to rock drilling. Proposed device comprises adapter to be fitted at PDC-cutter. The latter comprises diamond insert layer and underlying substrate ply. Note here that adapter has first part arranged to overlap the diamond insert face surface with direct contact therewith. Second part extends perpendicular from said first part to overlap and to be connected to outer boundary surface of underlying ply of substrate. Proposed process includes the steps that follow. Crown bit with PDC-cutters is used. Some of said cutters include mill adapter jointed to PDC-cutter, apart from its diamond insert surface. Said adapter is used for downward milling to continue soil drilling by the same crown bit thereafter. Note here that soil drilling causes collapse of at least a part of milling adapter not connected to diamond insert surface.

Modular construction structure

Modular construction structure comprises flexible belts made of wire-rope guys, stiff longitudinal elements, made of separate sections, each comprising a rod, and stiff spacers connected to these sections that combine longitudinal elements with flexible belts. Each section of the longitudinal element is connected stiffly with two spacers lying on one straight line, forming flat modules in the form of letter "T", combined by links retained in design position by wire-rope guys connected hingedly with supports and adjacent modules.

Ventilating shell for smoking product

Invention relates to a shell for usage in conjunction with a smoking product; the shell provides for an inlet hole for environment air and two possible ways for environment air flow when the shell is used with a smoking product; the first way passes through the shell but not through the smoking product; the second way includes flow through the smoking product; the shell includes a pressure-sensitive valve in case of unset whereof air flow along the first way is ensured.

Grain cleaning machine

Grain cleaning machine comprises an air system with a receiving chamber, the grain flow divider, two aspiration channels with loading devices, a sediment chamber with a cross flow fan mounted in it, which discharge pipe is coupled to the input of the dust collector, a loading conveyor communicating with the receiving chamber, devices for output grains and impurities sieve pan and unloading conveyor. The fan is mounted on the output of the sediment chamber, which discharge pipe communicates with the atmosphere through an S-shaped louvered plane and the pipe at the outlet of the inertial-louver dust collector, at the bottom of which the device for dust removal is located. At the end of the adjacent wall of the aspiration channels and above, on the inner side of the outer wall of the aspiration channel farthest from the fan the adjusting valves are mounted. Under the air system two-tier sieve pans are mounted with the receivers of separation of purification products of large and small impurities.

Device for bending sheet glass

Proposed device comprises profiled convex die, bending mechanism and its drive. Bending mechanism comprises pressure frame composed of two profiled plates bonded by flexible tapes. Bending mechanism drive is composed of driven shaft is arranged under mould and coupled with pressure frame edges by flexible members. Flexible tapes are locked at die centre on glass workpiece by clamps fitted at the die. Drive of the four spider-like stops outside the heath of electrical furnace connected said stops to drive then in guides made at furnace hearth.

Method for reduction of hydrocarbon viscosity

Present invention suggests method for treatment of fluids in order to reduce apparent viscosity of hydrocarbons fluids handled in process of operations with oil, to reduce quantity of deposits in annular space of the well or in a pipeline. The method for reduction of apparent viscosity of hydrocarbons fluids handled in process of operations with oil includes the following stages: making contact of hydrocarbon fluid with effective emulsionising quantity of the compound containing at least one hydrophobically modified non-ionic polymer with the specified general formula. The method for reduction of quantity of deposits in annular space of the well or in a pipeline includes the following stages: making contact of hydrocarbon fluid handles in process of operations with oil inside annular space or a pipeline with effective emulsionising quantity of the compound containing at least one hydrophobically modified non-ionic polymer with the specified general formula. The invention is developed in the secondary claims.

Method of water influx isolation and limitation to horizontal wells

Method includes pumping and flushing of the polymer solution and well shutdown for the period of polymer gelling. According to the invention geophysical survey is made in order to specify the interval of water influx. Computational experiments are made on the basis of water influx isolation and limitation mathematical model thus evaluating stability of polymer screens for different viscosity and volume of polymer solutions in oil- and water-bearing areas of the productive stratum at the limit depression and depression in service, residual water and oil resistance factors for injected polymer solutions considering type of the productive stratum as well as water cut of the produced oil and its flow rate after insulation and limitation of water influx. At that viscosity of polymer solutions are evaluated in time at temperature of the productive stratum. Then the polymer is selected with required viscosity and volume of injection ensuring stability of the screen based on the above polymer in oil-bearing area of the productive stratum. The selected polymer solution is injected in the calculated volume.

Complex additive for concretes and mortars

Invention relates to the field of construction materials, in particular to compositions of additives, used in the production of precast reinforced concrete and commercial concrete. A complex additive for concretes and mortars, includes a plasticiser and an amine organic base, with the following ratio (wt %): plasticiser - 70÷90; amine organic base - 10÷30, as the plasticiser it contains polymethylene-naphthalenesulphonate, and as the amine organic base it contains tetra-aza-adamantane or its mixture with hydroxylamine or alkanolamines. The complex additive for the concretes and construction materials can additionally contain auxiliary components of air-entraining, stabilising, and hydrophobising action, regulators of structure-formation kinetics, foam extinguishers, additives of air-removing action or mixtures of the said compounds.

Method and device for production of pyrolysis liquid

Pyrolisis liquid is formed by pyrolysis from a raw material with a biobase with the formation of a gaseous pyrolysis product with the pypolysis in the pyrolysis reactor; after that, the product is condensed with obtaining the pyrolysis liquid in a condenser, circulating gas is supplied into the pyrolysis reactor, with circulating gas being transported by a liquid ring compressor into the pyrolysis reactor, being purified before its supply into the pyrolysis reactor; the pyrolysis liquid is used as a liquid layer in the liquid ring compressor. A device for production of the pyrolysis liquid includes, at least, the pyrolysis reactor (1), in which the gaseous pyrolysis product (2) is formed by the pyrolysis of the raw material which has the biobase, supply means (3) of the raw material, which has the biobase, for the supply of the raw material, which has the biobase, into the pyrolysis reactor, the condenser (4), in which the gaseous pyrolysis product (2) is condensed with obtaining the pyrolysis liquid (5), means of gas supply for supply of circulating gas (7) into the pyrolysis reactor, means of circulating gas (7) circulation to provide circulation of circulating gas from the condenser to the pyrolysis reactor, with an installation including the liquid ring compressor (6) for transportation of circulating gas (7) into the pyrolysis reactor from the condenser (4) and purification of circulating gas, the installation includes means of the compressor liquid circulation for transportation of the pyrolysis liquid (5a), used as the liquid layer in the liquid ring compressor from the condenser (4) into the liquid ring compressor (6) and from the liquid ring compressor (6) back into the condenser (4).

Obtaining dihydrothieno[3,2-d]pyrimidines and intermediate products, applied for their synthesis

Invention relates to an improved method of obtaining compounds of formula . The compounds of formula 6 are intermediate products for obtaining dihydrothieno[3,2-d]pyrimidines, which produce an impact on the cardiovascular system, possess sedative action, or can be applied in treatment of inflammatory diseases of joints, skin, eyes or diseases of the peripheral or central nervous system, respiratory or gastrointestinal disorders. The method includes the following stages: a) interaction of reagents of formulas HS-CH2-CO2Ra and CHR5=CR4-CO2Ra with obtaining an intermediate product of formula ; and b) cyclisation of the intermediate product of formula 7 in a solvent in the presence of TiCl2(O-iPr)2, TiCl(O-iPr)3, TiCl3(O-iPr) and in the presence of a base-amine, with obtaining a product of formula 6. Ra stands for alkyl, R4 and R5 are independently selected from a group, including H, C1-C6-alkyl, C2-C6-alkenyl, C2-C6-alkinyl, C6-C10-aryl, C6-C10-aryl-C1-C6-alkylene, C5-C10-heteroaryl-C1-C6-alkylene, C3-C10-heterocycle and C5-C10-heteroaryl, -O-C1-C6-alkyl, -O-C6-C10-aryl, -O-C3-C10-heterocycle and -O-C5-C10-heteroaryl, -NR'R", fluorine, C1-C6-fluoroalkyl and C1-C6-fluoroalkoxygroup, where R' and R" are independently selected from a group, including H and C1-C6-alkyl, and where in each case the group can be optionally substituted with one or more groups, selected from a group, including OH, oxogroup, halogen, C1-C6-alkyl and O-C1-C6-alkyl. The method makes it possible to obtain the intermediate products 6, which do not require carrying out distillation and chromatographic purification between stages in realisation of processes suitable for wide-scale synthesis of dihydrothieno[3,2-d]pyrimidines.

Method of carbonylation

Invention relates to an improved method of obtaining at least one product of carbonylation, selected from a group, including acetic acid and methylacetate, which includes carbonylation of at least one carbonylatable reagent, selected from a group, which includes methanol and its reactionable derivatives, with carbon monoxide in the presence of a catalyst, where the said catalyst is represented by mordenite, processed with a water solution of ammonium hydroxide and possessing a molar ratio silicon dioxide:aluminium oxide, constituting not less than 10:1. The invention also relates to an application of the catalyst, represented by mordenite, possessing a ratio silicon dioxide:aluminium oxide, constituting not less than 10:1, processed with a water solution of ammonium hydroxide, with provision of an improved catalytic activity in the said method.

Nanostructured thermoelectric material

Material contains antimony telluride in the form of a triple solid solution with the composition BixSb2-xTe3, where x has values from 0.4 to 0.5, and a disperse filling agent, made from an ultradisperse diamond with the average size of particles from 3 to 5 nm. Concentration of particles of the ultradisperse diamond constitutes from 0.2 to 15% of the volume of the triple solid solution.

Agent for treating autoimmune diseases

Developed agent contains trophoblastic β-1-glycoprotein (TBG), immunoglobulin (Ig) and additionally contains tetrapeptide H-Tyr-X-Y-Glu-OH, wherein X - Gln and/or Glu, Y - Cys (acm) and/or Cys.

Method of obtaining primary isocyanates

Invention relates to a method of obtaining primary isocyanates by the interaction of respective primary amines with phosgene. In accordance with the claimed method the primary amines interact with phosgene in a tubular reactor, which contains a reaction space, at a temperature higher than the temperature of amine boiling. In the course of the process a) at least one phosgene-containing flow of an initial substance P and at least one flow of an initial material, which contains amines, A are supplied into the reaction space via a system of nozzles, with the system of nozzles including the nozzles oriented parallel to the axis of the tubular reactor rotation in a quantity n≥1 and a free space, surrounding the nozzles; b) one of the flows of the initial substances A or P is supplied into the reaction space via the nozzles, and the other flow is supplied via the free space, surrounding the nozzles; c) the reaction space contains at least one moving mixing device.

Water-soluble amine and its application

Claimed invention relates to compound VB of formula

Method of synthesysing 6,6,7,7,8,8,8-heptafluoro-5,5-(trifluoromethyl)octadiene-1,3-prospective monomer for fluorine-containing polymers

Invention relates to a method of obtaining 6,6,7,7,8,8,8-heptafluoro-5,5-bis(trifluoromethyl)octadiene-1,3 from 1,1,1,3,4,4,5,5,5-nonafluoro-2-(trifluoromethyl)-pentene-2 (1) by its interaction with 1,4-dibrom-2-ene or 1,4-dichloro-2-ene with obtaining 1-bromo-6,6,7,7,8,8,8-heptafluoro-5,5-bis(trifluoromethyl)octane-2 (2a) or 1-chloro-6,6,7,7,8,8,8-heptafluoro-5,5-bis(trifluoromethyl)octane-2 (2b). Intermediate (2a,2b) is dehydrohalogenated directly during heating with KOH in sulpholane, obtaining target 6,6,7,7,8,8,8-heptafluoro-5,5-bis(trifluoromethyl)octadiene-1,3, separating it by distillation from the reaction mixture and fractioning with outputs of 80-85%.

Compounds and methods of treating pain and other diseases

Invention refers to a compound of formula

Intensifier of cement clinker milling

Invention relates to the field of construction materials, in particular to compositions of additives, used for intensification of cement clinker milling. An intensifier of cement clinker milling, containing a plasticiser of a sulphonate type based on a mixture of oligomeric products of naphthalenesuphfonic acid condensation, which includes oligomers with a number of naphthalene nuclei from 2 to 25, as the plasticiser contains a composition of oligomeric products of naphthalenesulphonic acid condensation, modified lignosulphonates-lignosulphonates, processed with triethanolamine with a ratio of components (wt %): lignosulphonates - 60-90, triethanolamine - 10-40, water-soluble silicon compound - oligomeric silanol, containing at least 1 bond of silicon with sp3-hybridised carbon and mixtures of medium salts of sulphur-containing acids with degrees of oxidation +6, +2 and -2 in a ratio of 20-30:35-40:35-40, with the following ratio of components (wt %): oligomeric products of naphthalenesulphonic acid condensation - 30-97, modified lignosulphonates - 1-50, water-soluble silicon compound - 1-10, mixture of medium salts of sulphur-containing acids - 1-10.

Pile and method of its erection

Pile comprises an outer shell from compacted soil layer with addition of a soil-strengthening additive and a pile body from solid material. The outer shell of the pile comprises a compacted layer of soil and a layer of compacted clayey soil with a soil-strengthening additive adjoining the pile body, made of a shell from low-grade fine-grained concrete and a central rod from high-grade coarse concrete reinforced by a metal frame.

Complex additive for concretes

Invention relates to the field of construction materials, in particular to compositions of additives, used in the production of precast reinforced concrete and commercial concrete. A complex additive for concretes contains a superplasticiser based on naphthalenesulphonates, a setting retarder based on hydroxycarboxylic acids and a nitrogen-containing component based on alkanolamines with the following ratio (wt %): naphthalenesulphonates - 75-95, setting retarder - 2-10, nitrogen-containing component - 3-15. The invention developed in dependent items of the invention formula.

Method and plant to erect element of trench wall

Invention relates to construction, namely, to erection of a trench wall element in soil. The method for erection of a trench wall element in soil, according to which with the help of a sampling device by means of soil material excavation, a trench is arranged in soil, and hardening medium is introduced into the trench to form a trench wall element. Between the device for sampling and the bearing device there are at least two ropes, for each of which positions of at least two rope points spaced along the vertical line are varied, by means of a metering instrument through measurement of angles and distances, and measured positions of rope points are used to determine the position of the device for sampling of soil.

Porcelain mass

Porcelain mass includes kaolin, pegmatite, quartz sand, broken porcelain, a nepheline concentrate, silica gel and wollastonite with the following component ratio, wt %: kaolin - 35-37; pegmatite - 20-24; quartz sand - 18-22; broken porcelain - 0.5-2, nepheline concentrate - 4-6; silica gel - 0.5-1; wollastonite - 14-16.

Ceramic mass for manufacturing dutch tiles

Ceramic mass for manufacturing Dutch tiles includes clay, milled fireclay, milled quartz sand, milled wollastonite and silica gel with the following component ratio, wt.p.: clay - 100; milled fireclay - 20-25; milled quartz sand - 10-15; milled wollastonite - 20-25; silica gel - 2-3.

Use of alkenyl (alkyl) oligoclycosides in processes with enhanced oil recovery

Invention is referred to oil recovery and enhanced oil recovery method. The subsurface oil recovery method includes subsurface injection of aqueous compound, which contains alkyl- or alkenyl oligoglycoside as per the specified general formula as a surfactant and additional surfactant, wherein the aqueous compound contains anionic surfactants selected from alkoxylated alkyl(alkenyl)sulphates as the additional surfactant, at that content of alkyl- or alkenyl oligoglycoside is equal to 0.01-6 wt %, weight ratio of alkyl- or alkenyl oligoglycoside and the specified additional surfactant in the formula (I) is equal from 10:90 up to 90:10, and water in the above aqueous compound has the full level of dissolved salts up to about 200000 ppm. The invention is developed in the secondary claims.

Ceramic mass

Ceramic mass includes the following components, wt %: plastic clay 67.0-69.0; kaolin 6.0-8.0; swollen milled perlite 10.0-12.0; quartz sand 10.0-12.0; talc 1.5-2.5; zinc oxide 0.5-1.0.

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