baber/WOPTO huggingface dataset:
Patent RU-2095433-C1 (RU)
Title: Method of producing anisotropic electrical steel
Inventor: FRANTSENYUK IVAN VASILEVICH
IPC: C21D8/12
Filed: 1996-02-13
Granted: 1997-11-10
Abstract: FIELD: ferrous metallurgy. SUBSTANCE: method includes smelting, casting, and hot rolling of steel, one- or two-step cold rolling with decarbonization annealing between two rolling operations or after them, and, finally, high-temperature annealing in hydrogen or nitrogen-hydrogen mixtures. Method is distinguished by that, during high-temperature annealing, atmosphere moisture is varied from dew point at 30 to 0 C at metal temperature up to 600 C; respectively, from +5 to -10 at metal temperature 1150-1250 C; and from -25 to -50 C at maximum metal temperature. Moisture variation is provided by periodically and/or aperiodically varying oxidation potential of atmosphere specified by   ratio achieved by way of changing hydrogen concentration in the range 20 to 100% in conformity with sawtooth functional relationship selected by program in dependence on temperature of annealed metal. EFFECT: improved magnetic properties of steel and quality of ground insulation coating. 1 dwg, 2 tbl
Patent RU-2121112-C1 (RU)
Title: Gas-turbine engine combustion chamber
Inventor: KUZMENKO M L
IPC: F23R3/16
Filed: 1996-03-13
Granted: 1998-10-27
Abstract: FIELD: gas-turbine engines for aviation and surface power plants. SUBSTANCE: flame tube 1 of combustion chamber has stepped adapter 9 in cross section formed by wall 10 and surface 11. Stepped adapter 9 is made between adjacent flame tube in circumferential direction between longitudinal axes 14 and 15. Area of outlet section of flame tube is equal to 50-100 percent of area of gas receiver cross section in plane of stepped adapter. Each flame tube is provided with front wall fastened to wall 10 of flame tube 1 at its outlet end 13; it is movable along longitudinal axes 14 or 15. Adjacent front walls are interconnected for motion in transversal direction in plane relative to longitudinal axes 14 and 15. EFFECT: reduced level of emission of NO x  in turbine waste gases; enhanced reliability; increased service life at reduced overall dimensions. 4 dwg
Patent RU-2117356-C1 (RU)
Title: Circuit breaker
Inventor: KOBELJATSKIJ VITALIJ GEORGIEVI
IPC: H01H73/18
Filed: 1996-04-23
Granted: 1998-08-10
Abstract: FIELD: electrical equipment manufacture. SUBSTANCE: circuit breaker has movable contact holder, contact pressure springs, trip-free mechanism built up of disconnecting lever coming in mesh with turning armature, and thermal release. In addition, it is provided with C-clamp easily embracing spring-loaded lever which locks trip-free mechanism cross-arm and loosely joins turning armature with spring-loaded lever. In handling maximum switching currents, cross-arm unlocking by moving armature takes place earlier thereby ensuring fast response of circuit breaker. EFFECT: simplifier design and improved switching reliability. 2 dwg
Patent RU-2117545-C1 (RU)
Title: Rotary nailing automatic machine
Inventor: MARTJUSHOV JURIJ PETROVICH
IPC: B21G3/12
Filed: 1996-05-07
Granted: 1998-08-20
Abstract: FIELD: equipment for making nails from wire. SUBSTANCE: automatic machine includes mechanism for feeding and cutting wire and ring rotary tool both mounted in the same horizontal plate arranged over base-reduction gear. Power head with shaping roller is mounted directly on said base-reduction gear under said ring rotary tool. Kinematic connection of feeding and cutting mechanism of rotary tool with its drive unit is realized through common shaft-pinion arranged in housing of said mechanism. Said power head is joined with drive unit through changeable pinion mounted on the same shaft as floating pinion of base-reduction gear with possibility of stable fixation of intercenter distance determined by number of teeth of said changeable pinion. EFFECT: enhanced efficiency, simplified design and tuning, lowered noise and metal consumption of automatic machine. 3 cl, 10 dwg
Patent RU-2114980-C1 (RU)
Title: Binding agent for plugging solutions
Inventor: IZOTOV V S
IPC: C09K8/46
Filed: 1996-05-16
Granted: 1998-07-10
Abstract: FIELD: oil and gas production industry. SUBSTANCE: this relates to composition of binding agents used for preparation of plugging solutions for cementation of oil and gas wells. Binding agent for plugging solutions has following components, mass%: portland cement clinker 80-87, clinoptilolite-bearing rock material 7-10, gypsum 3-10. Aforesaid rock material is subjected to thermal treatment at 200-250 C during 1-1.5 h, then it is ground to such degree that amount of residue on screen No.008 is not over 1%. Mineralogical composition of rock material is as follows, mass%: calcium carbonate 5-6, clinoptilolite 13-30, montmorillonite 10-18, opal-cristabolite 17-49, quarts - the balance. Bending strength after 2 days is up to 5.4 MPa, coefficient of sulfate-resistance 0.97. EFFECT: higher efficiency.
Patent RU-2120793-C1 (RU)
Title: Method for preparing cosmetic masks
Inventor: SAVILOVA LARISA BORISOVNA
IPC: A61Q19/08
Filed: 1996-05-23
Granted: 1998-10-27
Abstract: FIELD: cosmetic industry; may be used for producing dry cosmetic masks for skin care containing biologically active agents. SUBSTANCE: method involves mixing of components with water. Used as components are sodium alginate and biologically active agent. Mixing with water is conducted at the following ratio of components, mas.%: sodium alginate, 4.0-6.0; biologically active agent, 0.2-40.0; water the balance. Prepared mixture is applied on textile cloth up to filling inner structure of cloth, and then subjected to air drying. EFFECT: simple application of masks not changing their properties at long storage. 2 expn
Patent RU-2116589-C1 (RU)
Title: Apparatus for continuous vacuum drying of liquid products
Inventor: KRETOV I T
IPC: F26B5/04
Filed: 1996-05-29
Granted: 1998-07-27
Abstract: FIELD: chemical and food-processing industry. SUBSTANCE: apparatus has transportation device with row of rotating members mounted on pivot joints. When rotating members are positioned in common plane within drying zone, they define continuous carrier surface. Charging device has vessel with constant level of liquid product. Discharge device has row of rolls and dry product receptacles positioned below rolls. Infrared irradiators are used as heating members. EFFECT: increased efficiency and reduced power consumption. 1 dwg
Patent RU-2125131-C1 (RU)
Inventor: BERKS FILIP PARKS
IPC: D21H27/30
Filed: 1994-12-20
Granted: 1999-01-20
Abstract: Многослойная арамидная бумага с гладкой поверхностью, обладающая высокими прочностью при растяжении и сопротивлением разрыву, состоит из слоя субстрата и по меньшей мере одного поверхностного слоя, тесно связанного со слоем субстрата. При этом поверхностный слой (слои) содержит по существу 65 - 90 вес.% арамидных фибрид и 10 - 35 вес.% арамидного флока и составляет 10 - 67% от общего веса бумаги. В изобретении обеспечивается повышение качества бумаги для печатания. 1 з.п.ф-лы, 3 табл.
Patent RU-2136992-C1 (RU)
Title: Hydrostatic transmission gear ratio regulator (versions)
Inventor: LORENS REHJ FOLSOM
IPC: F16D39/00
Filed: 1995-10-10
Granted: 1999-09-10
Abstract: FIELD: mechanical engineering; transmissions. SUBSTANCE: stepless hydrostatic gearbox can be used in hydrostatic transmissions. It has input shaft connected with hydraulic pump, hydraulic motor, wedge-type rocking disk installed between hydraulic pump and hydraulic motor, and output shaft. Wedge-type rocking disk is hinge mounted on output shaft to take up torque created at pumping of working liquid under pressure between pump and motor through corresponding ports in rocking disk. Gearbox has gear ratio regulator with hydraulic drive made for changing axial position of spherical supports on which cylinder blocks of hydraulic pump and hydraulic motor are installed. Changing of position of supports makes it possible to regulate angle of disk tilting relative to output shaft axis and thus change gearbox gear ratio. EFFECT: reduced overall dimensions of gearbox, number of gearbox parts and cost of manufacture. 20 cl, 10 dwg
Patent RU-2128968-C1 (RU)
Title: Heart valve prosthesis
Inventor: KUKOL NIKOV V K
IPC: A61F2/24
Filed: 1996-11-19
Granted: 1999-04-20
Abstract: FIELD: cardiosurgery. SUBSTANCE: heart valve prosthesis has body with circular groove on its external surface, locking member, collar having stop ring covered with woven element. Ring is positioned in groove and fixed in it due to elastic interaction of lobes. EFFECT: enhanced reliability of fixing the body in collar. 6 cl, 7 dwg
Patent RU-2112504-C1 (RU)
Inventor: NIKOLAENKO N S
IPC: A61K9/02
Filed: 1996-12-24
Granted: 1998-06-10
Abstract: Изобретение относится к медицине, в частности к лекарственным препаратам для лечения заболеваний мочеполовой системы. Средство представляет собой суппозиторий, содержащий комплекс биорегуляторных пептидов предстательной железы крупного рогатого скота в форме порошка с содержанием водорастворимых пептидов не менее 20%. Свечи обладают высокой биологической доступностью. 1 з.п. ф-лы, 5 табл.
Patent RU-2138338-C1 (RU)
Title: Concentrating plant
Inventor: FEDOTOV K V
IPC: B03B9/00
Filed: 1997-02-21
Granted: 1999-09-27
Abstract: FIELD: concentration of minerals of gravel deposits; gold dust concentrations plants. SUBSTANCE: concentration plant includes vibrating screen with disintegrator and deep filling lock; it also includes sump with sand pump mounted under vibrating screen in form of bottom, classifying hydrocyclone mounted after sand pump and centrifugal separator mounted after hydrocyclone; vibrating screen is connected with sand pump through sump and sand pump is connected with centrifugal separator through hydrocyclone. EFFECT: reduced losses of gold in concentrating clay sands containing fine gold. 1 dwg
Patent RU-2117320-C1 (RU)
IPC: G02B5/10
Filed: 1997-03-13
Granted: 1998-08-10
Abstract: FIELD: instruments. SUBSTANCE: method involves application of separate piezoelectric elements on object which surface is to be deformed. Said piezoelectric elements are connected in series, their electrodes are located on opposite sides. Rigidity of each piezoelectric element differs from rigidity of any other piezoelectric element or their part. EFFECT: increased functional capabilities, increased efficiency, simplified design of external control system due decreased number of channels. 5 cl, 1 dwg
Patent RU-2134309-C1 (RU)
Title: Reakor-7 inhibitor for protection from corrosion of building steels in hydrogen sulfide mineralized media
Inventor: ARASLANOV I M
IPC: C23F11/10
Filed: 1997-05-13
Granted: 1999-08-10
Abstract: FIELD: protection of metals from corrosion with the help of corrosion inhibitors in mineralized media containing hydrogen sulfide; may be used in industry for protection of steel equipment from hydrogen sulfide corrosion. SUBSTANCE: inhibitor contains, %: mixture of fractions, 20-50; complexing agent (trilon-B or OP-7, or OP-10, or ISB), 0.3-5.0; nefgas, the balance. The inhibitor is efficient means for protection of equipment internal surface for oil and gas fields in production of water-cut oil. EFFECT: higher efficiency. 2 cl, 1 tbl
Patent RU-2119703-C1 (RU)
Title: Method for reception of signals from satellite navigation systems under ice
Inventor: KATENIN VLADIMIR ALEKSANDROVIC
IPC: H01Q1/04
Filed: 1997-05-22
Granted: 1998-09-27
Abstract: FIELD: application of satellite navigation systems for underwater objects. SUBSTANCE: method involves ice breaking from underside in vicinity of antenna assembly location, making cavity for antenna, and also drying cavity from sea water before signal reception. EFFECT: provision for receiving signals from satellite navigation systems and making observations under ice during any desired moment of time. 2 cl, 4 dwg
Patent RU-2135448-C1 (RU)
Title: Method of preparing isoprene
Inventor: PAVLOV S JU
IPC: C07C1/20
Filed: 1997-07-10
Granted: 1999-08-27
Abstract: FIELD: manufacture of synthetic rubber. SUBSTANCE: isoprene is prepared by liquid phase reaction of isobutylene and/or tert-butanol with formaldehyde solution in the presence of acid catalysts in at least two reaction zones in which isoprene precursors are synthesized and decomposed into isoprene. Unvaporized organic stream enriched with isoprene synthesis by-products is withdrawn from decomposition zone. Isoprene is subjected to further conversion in the presence of acid catalyst at temperature higher than that in decomposition zone. Organic solvent or some condensate from rectification stage are introduced into decomposition zone. Hydrocarbons containing four carbon atoms are distilled off from stream being directed to decomposition zone. After decomposition zone or after further conversion zone, some unvaporized aqueous stream is contacted, after removing excessive amount of water, with isobutylene- containing hydrocarbon fraction in the presence of acid catalyst to prepare tert-butanol being directed as stock to isoprene precursor synthesis zone. EFFECT: improved technology and reduced energy consumption. 7 cl, 3 dwg, 1 tbl
Patent RU-2131081-C1 (RU)
Inventor: GORBUROV V I
IPC: F22B33/18
Filed: 1997-09-03
Granted: 1999-05-27
Abstract: Изобретение предназначено для безбарабанных котлов с естественной циркуляцией. Безбарабанный парогенератор содержит экранные поверхности нагрева, подключенные к циклонным сепараторам, которые последовательно соединены между собой по схеме ступенчатого испарения трубопроводами котловой воды, при этом первая ступень состоит из нескольких циклонных сепараторов, подключенных к трубопроводу питательной воды, в каждой последующей ступени количество циклонных сепараторов меньше, чем в предыдущей, а трубопровод продувки подключен к циклонному сепаратору последней ступени. В таком парогенераторе имеет место снижение солесодержания в котловой воде, а вследствие этого повышается надежность работы установки. 1 ил.
Patent RU-2123734-C1 (RU)
Title: Optical-fiber ground wire
Inventor: PORTNOV EH L
IPC: H01B11/22
Filed: 1997-12-22
Granted: 1998-12-20
Abstract: FIELD: electrical engineering; fiber-optic communication lines built into ground wires of high-voltage lines. SUBSTANCE: ground wire has central power member, optical fibers in insulating tubes, and metal sheath with round-wire armor overall. Heat- resistant insulating member is wound on insulating tubes at winding pitch greater than external diameter of metal sheath; thickness of heat-resistant insulating member is greater than that of metal sheath. EFFECT: improved operating reliability due to better heat transfer between metal sheath and surrounding atmosphere. 1 dwg
Patent RU-2139825-C1 (RU)
Inventor: GROSSMAN M I
IPC: B65D39/04
Filed: 1998-02-16
Granted: 1999-10-20
Abstract: FIELD: medicine; stopping of glass bottles with medicines. SUBSTANCE: proposed plug has cap in form of round flanges and leg to be fitted into vessel neck. Central space is made along longitudinal axis of leg. Thickness of side wall of leg is reduced by making ring space enclosing central space between outer side surface of leg and central space. This increases flexibility of leg, reduced force to be applied for stopping the vessel and increases reliability of sealing at pressure rise inside vessel. Reduction of end face surface of ring space exposed to pushing out effort also contributes to increase in reliability of sealing. Thickness of wall between outer side surface of leg and ring space is 1.5-2.5 times less than thickness of wall between central and ring spaces which also decreases stopping force and enhances efficiency of action of pressure pressing outer side surface of leg to vessel neck. EFFECT: enhanced quality of stopping and sealing. 3 dwg
Patent RU-2126437-C1 (RU)
Inventor: KUBRIN JU G
IPC: C10G69/04
Filed: 1998-02-20
Granted: 1999-02-20
Abstract: FIELD: petroleum processing; liquid fuel production. SUBSTANCE: invention relates to diesel fuels produced from straight-run oil distillation products and secondary products. Crude oil is distilled to isolate kerosene fraction with boiling range from 120 to 240-270 C and diesel fractions boiling off within the ranges from 140 to 300-330 and from 210 to 350-370 C. Straight-run distillation residue is transferred into vacuum column to isolate vacuum gas oil (330-350 to 470-510 C), which is subjected to catalytic cracking to yield light catalytic cracking gas oil (140-160 to 360-370 C). The latter is compounded with diesel fractions at ratios from 10:20:70 to 20: 60: 20. Resultant compound is subjected to hydrofining. Straight-run gasoline is subjected to additional rectification to isolate residual tail fraction 170-270 C. Hydrogenate is compounded with kerosene, gasoline distillation residue, and straight-run diesel fractions to form mixture containing, wt %: hydrofined distillate, 60-80; kerosene fraction 120-(240-270) C, 5-20; gasoline distillation tail fraction 170-270 C, 5-10; and straight-run fraction mixture component, 140-(330-370) C, the balance. Resultant base fuel is supplemented by 0.1:25 ethylene-vinylacetate copolymer depressant with molecular weight up to 80•10 4  in concentration from 0.01 to 0.5%. Depressant is applied in the form of 3-80% solution in oil fraction 140-370 C. EFFECT: increased yield and improved working characteristics of diesel fuel. 2 cl, 3 tbl
Patent RU-2139985-C1 (RU)
Title: Plugging material
Inventor: VJAKHIREV V I
IPC: C09K8/467
Filed: 1998-05-06
Granted: 1999-10-20
Abstract: FIELD: oil and gas production industry. SUBSTANCE: this relates to materials used for isolation of water inflow to operating oil, gas, and gas-condensate wells. Plugging material includes binding component and modified by surface-active substance hydrocarbon liquid. Used in function of binding component is gypsum-alumina cement at following proportion of components, mas. %: gypsum-alumina cement 55-65, hydrocarbon liquid modified by surface-active substance - the balance. Application of aforesaid plugging material ensures shorter setting period of plugging solution and reduced water-permeability of core samples treated by plugging material. EFFECT: higher efficiency. 1 tbl
Patent RU-2140150-C1 (RU)
Inventor: PILLER M D
IPC: A01K73/02
Filed: 1998-11-17
Granted: 1999-10-27
Abstract: FIELD: fish industry, in particular, fish sorting equipment positioned in trawls. SUBSTANCE: fish sorting screen has longitudinal, transverse and outer bars made from polymeric material and reinforced with continuous fibers extending along bars. Screen bars may be made from glass fiber plastic. By special order, at least outer bars may be reinforced with fibers extending in different directions. Screen bars may be coupled by forming or be means of brackets with openings for inserting bars into them. Screen may be made integral. Such construction allows number of parts normally attached to screen for providing zero buoyancy of screen to be substantially reduced. Materials used for manufacture of screen provides corrosion resistance in sea water. EFFECT: increased allowable operating loading, reduced weight of screens in water, decreased hydraulic resistance and reduced consumption of fuel by vessel. 6 cl, 7 dwg, 4 tbl
Patent RU-2147568-C1 (RU)
Title: Method of preparing alkylgasoline
Inventor: KNJAZ KOV A L
IPC: C07C5/27
Filed: 1998-11-16
Granted: 2000-04-20
Abstract: FIELD: petroleum processing and petrochemical industries. SUBSTANCE: isobutane is alkylated with olefins in the presence of sulfuric acid. Mixture of alkylgasoline and unreacted isobutane is fed to the top of deisobutanization column, and stable C 4  isomerizate is fed to bottom of said column in amount of 10-25 vol % of amount of reaction mixture. Stable isomerizate containing, vol %: isobutane, 25-55; n-butane, 45-75 at pressure of 7-8 MPa and temperature at top, 50-55 C and 85-90 C at bottom, and there occurs separation of isobutane recycled into alkylation reactor. Fraction containing alkylgasoline and n-butane is withdrawn from deisobutanization column bottom and this mixture is fed into debutanization column to separate n-butane fraction from alkylgasoline which is together with n-butane fraction is heated in furnace to temperature of 200-430 C and is isomerized in the presence of catalyst comprising 0.40-0.55 wt % of platinum, 3-7 wt % of halogen on aluminium oxide carried at pressure of 2.0-3.5 MPa, volumetric stock rate of 1-2 h -1 . After separation of hydrogen-containing gas from unstable C 4  isomerizate, the latter is directed to stabilization column in which becomes stable and is recycled to deicobutanization column and then into alkylation reactor. EFFECT: increased yield of alkyl gasoline. 3 ex, 1 tbl
Patent RU-2148226-C1 (RU)
Inventor: SINEV A V
IPC: H05B6/32
Filed: 1998-11-27
Granted: 2000-04-27
Abstract: FIELD: metallurgy (induction heating), devices for smelting and holding metals and alloys in suspended state under weightlessness conditions. SUBSTANCE: device has housing with inductors located inside it for heating the specimen through which high-frequency current is passed. Housing has form of regular polyhedron with inductors located on its faces; inductors are made in form of torus or multi-turn coils; specimen is located in geometric center of this polyhedron; center of circle of middle plane of ring of torus coincides with center point of face and axis of multi-turn coil passes through center point of face perpendicularly to it. EFFECT: extended technological capabilities of smelting at free soaring of solid specimen or drop of melt under space conditions. 2 cl, 3 dwg, 1 tbl
Patent RU-2149295-C1 (RU)
Title: Dynamic vibration damper
Inventor: BELYJ D M
IPC: F16F15/00
Filed: 1999-01-10
Granted: 2000-05-20
Abstract: FIELD: mechanical engineering; industrial robots; dampers for actuating devices. SUBSTANCE: damper has mass connected to object to be protected by rectangular-section resilient beam. Rectangular space is made lengthwise inside beam. Mass is made in form of resilient curved steel plate forming a part of hollow cylinder interference-fitted in beam space, cylinder generatrices being square to beam longitudinal axis. Layer of material featuring high sliding friction coefficient is applied to one of end faces of curved plate along generatrix of cylinder. EFFECT: enhanced accuracy of adjustment of dynamic vibration damper, simplified design and process of adjustment. 4 dwg
Patent RU-2140637-C1 (RU)
Title: Method of diagnosis of poisoning with narcotics
Inventor: LOGINOV A S
IPC: G01N33/48
Filed: 1999-04-12
Granted: 1999-10-27
Abstract: FIELD: medicine, particularly, clinical laboratory diagnoses. SUBSTANCE: method consists in examination of patient's saliva after introduction per os of antipyrine in dose of 10 mg per kg body weight. Saliva is collected in 24 h from beginning of analysis, and at concentration of antipyrine in examined sample of less than 2 mg/ml, poisoning with narcotic is diagnosed. Method allows making diagnosis of positioning at early stages of disease. Simplicity, low cost and safety of method render it suitable for practice in narcologic institutions, recruiting stations, military units and in risk groups with the aim somatic rehabilitation of addicts. EFFECT: higher accuracy of diagnosis.
Patent RU-2155233-C1 (RU)
Title: Method of production of cold roller electrical-sheet isotropic steel
Inventor: NASTICH V P
IPC: C21D8/12
Filed: 1999-05-17
Granted: 2000-08-27
Abstract: FIELD: production of cold roller isotropic electrical-sheet steel; ferrous metallurgy. SUBSTANCE: after cold rolling to depth of 0.5 mm, steel is subjected to recrystallization annealing at heating to temperature determined from the following dependence:  , where T opt  is optimal recrystallization annealing temperature, C; a 0 =771 C is dimensional coefficient; a 1 = 28071 ° C% 2  HB is volume fraction of non-metallic inclusions in semi- finished rolled product, %; a 2 = 7416 ° C/% 2  is dimensional coefficient; Al is mass fraction of aluminium in metal, %; N is mass fraction of nitrogen in metal, %; a 3 = 833 ° C/% is dimensional coefficient; C is mass fraction of carbon in metal, %; a 4 = 4,2 ° C/% is dimensional coefficient; E is total reduction at cold rolling, %. EFFECT: improved electromagnetic properties of finished isotropic steel. 5 ex, 1 tbl