baber/WOPTO huggingface dataset:
Patent RU-2172369-C1 (RU)
Title: Cellulose production composition
IPC: D21C3/20
Filed: 2000-12-04
Granted: 2001-08-20
Abstract: FIELD: paper-and-pulp industry. SUBSTANCE: composition is designed for digestion of cellulose under wateralkali conditions and can be used in manufacture of various- destination fibrous materials. Composition contains elementary sulfur, dimethylhydazine, 1,4-dihydro-9,10- dihydroxyanthracene. EFFECT: increased yield of cellulose and reduced residual lignin level therein. 1 tbl, 11 ex
Patent RU-2188259-C1 (RU)
Title: Shunting unit of aluminum electrolyzer
Inventor: PARAMONOV S A
IPC: C25C3/16
Filed: 2001-02-02
Granted: 2002-08-27
Abstract: FIELD: non-ferrous metallurgy, winning of aluminum from cryolite-alumina melts. SUBSTANCE: given shunting unit has current-carrying buses, stationary shunting element, fuse link made of solid low-melting-point current-conducting material with section ensuring its burning under current strength equal to 0.7-0.8 current of series and is additionally fitted with by-pass separable shunting element installed in parallel with stationary shunting element. Fuse link is placed in by-pass shunting element. By-pass separable shunting element is equipped with duct and fuse link is produced from aluminum or its alloy. EFFECT: prevented disconnection of series from current load in process of connection of electrolyzer, reduced shock-current and vibration loads on bus arrangement, expanded technological potential. 2 cl, 1 dwg
Patent RU-2192052-C1 (RU)
Inventor: BEZNOSOV A V
IPC: G21C9/016
Filed: 2001-02-12
Granted: 2002-10-27
Abstract: FIELD: nuclear power engineering; liquid- metal cooled reactor units. SUBSTANCE: nuclear power plant has gas mixture admission device mounted under coolant free level in coolant path in vicinity of inlet to core, steam generators, and circulating facilities. Installed at power plant outlet are one or more tubes with nozzles connected to pressure line of gas compressor whose suction line communicates with reactor gas space and to gas cylinders holding reducing mixture. Plant dispenses with cold traps, hydrodynamic and mechanical filters. EFFECT: enhanced efficiency of cleaning reactor unit, core, and steam-generator heat-transfer surfaces from deposits. 2 cl, 2 dwg
Patent RU-2174149-C1 (RU)
Title: Laboratory device for liquid media mixing
IPC: C12M1/06
Filed: 2001-02-22
Granted: 2001-09-27
Abstract: FIELD: laboratory devices for liquid media mixing. SUBSTANCE: laboratory device has a shaft made of flexible material, for instance, fluoroplastic rod, and puddle formed by securing the other end of flexible shaft in fluoroplastic bushing. EFFECT: higher quality of mixing. 4 cl, 6 dwg
Patent RU-2181413-C1 (RU)
Title: Tunnel design
IPC: E02D29/00
Filed: 2001-07-24
Granted: 2002-04-20
Abstract: FIELD: construction engineering, particularly, designs of underground structures constructed under main traffic artery without interruption of its traffic under complicated mining and geological conditions with loose watered ground occurring under tunnel base, and forming its base. SUBSTANCE: tunnel structure includes lining consisting of trough, walls and roofing, exterior protective screen from long members and zone of ground solidified by injection made in form of reinforcing system from solidifying material, or from ground impregnated with said solidifying material. Reinforcing members are made in form of injection piles, and/or pear-shaped bodies, and/or mutually intersecting layers. In this case, at least, one part of pile caps, and/or pear- shaped bodies, or members located in caps cross the screen and are introduced into tunnel lining. Technical result ensured by claimed invention consists in increased reliability and safety of tunnel operation due to exclusion of settling of day surface, both, during tunnel construction and operation, with simultaneous reduction of settling of base grounds of tunnel constructed under main traffic artery without traffic interruption in it, under complicated mining and geological conditions with presence of strongly compressed peat loose and watered grounds in level of tunnel base, including strongly compressed peats underlied with loams of flowing consistency, with gravel layer under them and native ground occurring at large depth. EFFECT: higher efficiency. 22 cl, 23 dwg
Patent RU-2191889-C1 (RU)
Title: Method of developing hydrocarbon deposits
Inventor: BELONENKO V N
IPC: E21B43/16
Filed: 2001-08-20
Granted: 2002-10-27
Abstract: FIELD: oil, gas and coal industries for hydrocarbons recovery at various stages of deposits development. SUBSTANCE: method includes drilling of wells, withdrawal of hydrocarbons from wells, directed treatment of zone of oil-gas accumulation and/or deposit by elastic waves from vibration source. Prior to treatment, geodynamic model of zone of oil-gas accumulation and/or deposit is constructed using remote and geological and geophysical data. Singled-out on said model are ring and block structures paragenetically associated with traps of hydrocarbons. Present stressed-strained state of rocks and its effect on reservoir properties are determined. Zone of present abnormal stressed-strained state of rocks of ring and/or block structures and center of said zone are determined. Installed above said center on day surface or water area bottom is vibration source for treatment of said zone with elastic waves. EFFECT: higher efficiency of deposit development at various stages of deposit operation, increased withdrawal of hydrocarbons and higher safety. 12 cl, 7 dwg, 3 ex
Patent RU-2200096-C1 (RU)
Inventor: PORTSELAN A A
IPC: B60M1/24
Filed: 2001-09-25
Granted: 2003-03-10
Abstract: FIELD: railway transport; electrified railways. SUBSTANCE: invention relates to railway contact system devices. Proposed connector of slant or spring dropper contains two slips with chutes for multiwire conductor and bolted joint connecting the slips. Spring or slant dropper is secured in connector by means of bolted joint with bushing. Said bolted joint with bushing plays the part of axle on which spring or slant dropper is secured. Slips are provided with two holes, each, one of holes being threaded and the other is through one. Width of connector is 40-50 mm. Connector is made by not forging method. Chutes are made for accommodating conductors of size from 70 to 150 sq. mm. EFFECT: reduced weight of connector, improved reliability in service, decreased heating of connector. 4 cl, 2 dwg
Patent RU-2203796-C1 (RU)
Title: Apparatus for abrasive working
Inventor: STEPANOV JU S
IPC: B24B29/00
Filed: 2001-10-01
Granted: 2003-05-10
Abstract: FIELD: machine engineering, possibly finish abrasive working of parts at controlling heat flux. SUBSTANCE: apparatus includes body with spindle supporting two flanges engaging with tool. One flange is mounted stationary, other flange is mounted with possibility of motion in axial direction by means of mechanism for axial motion. Grinding disc is mounted on peripheral surface of flanges; disc has portions of annular elastic flexible body with abrasive layer secured to it. Ends of said portions are rigidly secured to different flanges. EFFECT: improved design, enhanced working efficiency, namely improved quality and roughness degree due to intensified working modes provided by oscillations of cutting zone, by rapid change-over of intermittent disc to continuous one and vice versa, increased rigidity of design. 4 dwg
Patent RU-2203305-C1 (RU)
Title: Petroleum bitumen production process
Inventor: STRAKHOVA N A
IPC: C10C3/04
Filed: 2001-11-01
Granted: 2003-04-27
Abstract: FIELD: petroleum processing. SUBSTANCE: road-building bitumen is obtained from petroleum residues, which are oxidized in two steps at 90-115 C and then at 250-275 C, followed by vacuum distillation effected when viscosity of oxidized product achieves specified value. Vacuum distillate produced as by-product is suitable for use as motor fuel, marine fuel, or raw material for thermal and thermocatalytic processes. EFFECT: improved quality of target product. 11 cl, 1 tbl, 8 ex
Patent RU-2204501-C1 (RU)
Title: Device for reducing ship's motions in swell
Inventor: TURMOV G P
IPC: B63B39/06
Filed: 2001-11-09
Granted: 2003-05-20
Abstract: FIELD: shipbuilding; devices for reducing ship's motions in swell. SUBSTANCE: proposed device is provided with side controllable rudders located on either side in vicinity of midship section; they may be retracted inside hull. Mounted in parallel relative to rudder blade is at least one additional blade connected by means of parallel struts whose ends are articulated with each blade. Ends of struts connected with one of blades are provided with mechanism for turning them through 90 deg. Upper blades are secured at extensible power cylinders for performing reciprocating motion along their longitudinal axles which run through recesses made in ship's sides bear bilge. Length of parallel struts between axes of hinges is equal to double length of chord of upper blade. Blade area is determined from the following expression : S = (0,03-0,035)V 2/3 , where V is ship's displacement. Sizes of recess make it possible to arrange both blades in it. Its length does not exceed total length of blades and width does exceed their total width. EFFECT: enhanced efficiency at running speed of ship of 12-14 knots at rather small outreach of rudders. 3 dwg
Patent RU-2215124-C1 (RU)
Title: Method of preparation of light-weight grouting mortar
Inventor: TATAUROV V G
IPC: C09K8/473
Filed: 2002-02-08
Granted: 2003-10-27
Abstract: FIELD: well construction. SUBSTANCE: method includes mixing of oil-well Portland cement with aluminosilicate microspheres and subsequent introduction into produced dry mix of mixing fluid containing cement setting accelerator and water, and their mixing. Mixing of oil-well Portland cement and aluminosilicate microspheres is effected in weight ratio of (80:90)-(10:20). Mixing fluid additionally contains oxyethylcellulose or hydrooxyethylcellulose and lignosulfonates or reagent based on melanine with the following their relation to weight of said dry mix, wt.p.p.: cement setting accelerator 0.2-3.0; oxyethylcellulose or hydrooxyethylcellulose 0.3-0.5; lignosulfonate or reagent based on melanine 0.1- 0.4; water 44-50. After introduction of mixing fluid, mixing is carried out for 0.5h. EFFECT: provided imparting to prepared mortar of high sedimentation stability, good pumpability, lower filtrate loss, controlled terms of setting and time of thickening, higher strength to cement stone with thickening, higher strength to cement stone with improved adhesion properties and low permeability. 2 tbl
Patent RU-2210317-C1 (RU)
Inventor: MISHKINIS A B
IPC: A61B6/03
Filed: 2002-02-18
Granted: 2003-08-20
Abstract: FIELD: medical X-ray equipment, in particular, devices for measurement and monitoring of technical characteristics, first of all, digital ones. SUBSTANCE: the standard for determination of contrast characteristics of diagnostic X-ray apparatuses has a set of absorbers of X-radiation of a strictly definite thickness, separated by grooves, the absorbers of X-radiation represent a thin layer of metal of a high atomic number, applied onto a plane-parallel plate of material weakly absorbing the X-rays in the form of concentric circles with grooves passing between them, the thickness of the absorbers grows by steps from the center along the radius of the absorbers and attains the maximum value in point 0.5R, where R-radius of the circle passing through the middle point of the extreme absorber, and further it also decreases by steps to the minimum value of density in the extreme absorber. The standard is coated with a protective plane-parallel screen of light-transparent material weakly absorbing the X-rays. EFFECT: expanded operating potentialities of the standards. 2 cl, 5 dwg
Patent RU-2219043-C1 (RU)
Title: Method for working toothed butt of crank head of connecting rod
Inventor: KOSYREV S P
IPC: B24C1/10
Filed: 2002-04-01
Granted: 2003-12-20
Abstract: FIELD: machine engineering. SUBSTANCE: method comprises steps of milling and special finish polishing in combination with broaching and manual polishing together with surface plastic deforming. Surface plastic deforming is realized by means of hydraulic shot blasting of working surfaces of teeth of butt of crank head of connecting rod. EFFECT: enhanced corrosion resistance of high-power diesel engines. 4 dwg
Patent RU-2216957-C1 (RU)
Inventor: KVASENKOV O I
IPC: C12P1/02
Filed: 2002-06-04
Granted: 2003-11-27
Abstract: Изобретение относится к технологии производства консервов с использованием дефростированного растительного сырья, замороженного целиком или кусочками. Способ предусматривает фасовку твердых компонентов и заливочной жидкости в потребительскую тару, ее герметизацию и стерилизацию. В состав заливочной жидкости вводят препарат, полученный из биомассы микромицета Mortierella polycephala по заданной технологии. Изобретение позволяет повысить надежность предотвращения разваривания дефростированных растительных компонентов и цветостабильность целевого продукта.
Patent RU-2203988-C1 (RU)
Title: Derived ribs weave knitted fabric
Inventor: ZINOV EVA V A
IPC: D04B1/00
Filed: 2002-07-18
Granted: 2003-05-10
Abstract: FIELD: textile industry, in particular, manufacture of weft-knitted fabric. SUBSTANCE: derived ribs weave knitted fabric has pairs of face and reverse courses and underlaps arranged in alternation and going onto both sides of fabric in front of face loops to simulate structure of canvas at both sides. Fabric is used for manufacture of household and technical articles. EFFECT: increased efficiency and wider range of use. 1 dwg
Patent RU-2221020-C1 (RU)
Title: Method for producing malt
Inventor: KVASENKOV O I
IPC: C12C1/02
Filed: 2002-08-12
Granted: 2004-01-10
Abstract: FIELD: brewery. SUBSTANCE: method involves addition to wetting water the preparation prepared from biomass micromycetes Mortierella spinosa var. sterilis by the required technology, germination of grains and drying. The preparation represents mixture of the first extract and solid residue prepared after sequential extraction of indicated micromycetes with nonpolar extractant in supercritical state and with water, alkali, water, acid, water, alkali and water also. EFFECT: simplified technology in preparing immunostimulating agent. 5 ex
Patent RU-2231680-C1 (RU)
Title: String-horizontal wind power station with universal turbines
Inventor: GINKULOV G V
IPC: F03D3/00
Filed: 2002-10-28
Granted: 2004-06-27
Abstract: FIELD: wind power engineering. 
     SUBSTANCE: proposed string-horizontal wind power station contains wind propulsion devices mounted on support poles assembled into several rectilinearly horizontal strings, each rotating only its electric generator. Turbines consisting of two three-blade propellers are mounted on shaft of each wind propulsion device. Edges of blades are made flexible, and propeller is cut out of round blank made of thin elastic plate. Non-cut part blades of propeller. Hole for fitting blades on shaft is made in center of hub. Second propeller is installed at rear side of first propeller. Limiting bushings are used in mounting of propellers. Turbine propellers are secured by studs. Two angle plates from outer end face sides of turbine are used to fasten both turbine propellers on shaft of wind propulsion device. 
     EFFECT: increased efficiency and power output, reduced cost of building and operation and ground area of power station. 
     3 dwg
Patent RU-2232864-C1 (RU)
Title: Heat-insulated column
Inventor: MELIKHOV V P
IPC: E21B17/00
Filed: 2002-11-04
Granted: 2004-07-20
Abstract: FIELD: oil extractive industry. 
     SUBSTANCE: device has inner pipe on which multi-layer screen isolation is placed which has glass net and foil, as well as gas-absorber is laid, rigidly connected to inner pipe by watertight welds outer pipe with sleeve and compacting bushing, with watertight assembly for vacuum treatment of inter-pipe space in which localizers are placed and vacuum is formed. Inner pipe is made combined, to cylindrical portion of which end bushings are welded with outer clamps. Watertight welds connecting it to outer pipe are placed on inner surface of outer pipe. Inner pipe is brought in tensioned state by means of thermal lengthening along its axis before water-tightening of inter-pipe space, localizers are rigidly fixed on inner pipe. Between localizers and inner pipe heat-insulating material is placed, gas-absorber is laid on outer surface of inner pipe and fixed by glass net by which concurrently localizers are covered. Onto net a layer of perforated foil with reflecting surface and placed with reflecting surface facing inner pipe. Between localizers onto central portion of inner pipe heat insulating mat is additionally placed, outer surface of end bushings is covered by heat insulating material with capability for forming solid heat insulating layer along whole outer surface of inner pipe, assembly for vacuum treatment in outer pipe is made in form of conical pipe placed on cylindrical bushing, for example, made of steel, and mounted between ends of inner pipes of connected sections of heat-insulated column. 
     EFFECT: higher reliability of heat-insulated column. 
     7 cl, 4 dwg
Patent RU-2230329-C1 (RU)
Inventor: KAZAKOV M K
IPC: G01R1/22
Filed: 2003-03-28
Granted: 2004-06-10
Abstract: FIELD: electric measurements. SUBSTANCE: instrument D C converter includes magnetic circuit enveloping current lead with measured current. Magnetic circuit has narrow gap where Hall generator is positioned. Magnetic circuit carries winding of negative feedback. Current terminals of Hall generator are connected to source of current of rectangular form. Power amplifier of converter incorporates alternating voltage amplifier, rectifier and direct current amplifier connected in series. Constant voltage gain factor of above-mentioned alternating voltage amplifier is equal to zero. Constant voltage gain factor of above-mentioned current amplifier is equal to one. Bias voltage of mentioned amplifier does not affect operation of converter. EFFECT: decreased additive error. 1 dwg
Patent RU-2244174-C1 (RU)
Title: Cavitation device
Inventor: PETRENKO A S
IPC: F15D1/02
Filed: 2003-04-18
Granted: 2005-01-10
Abstract: FIELD: hydrodynamics. 
     SUBSTANCE: cavitation device has passage provided with the cavitation insert, working chamber connected with the passage, and diffuser. The opening provided in the passage are made of nozzles which are mounted for providing a mixing step. 
     EFFECT: improved design. 
     2 cl, 1 dwg
Patent RU-2234458-C1 (RU)
Inventor: BERSHANSKIJ V P
IPC: C01B3/24
Filed: 2003-04-21
Granted: 2004-08-20
Abstract: FIELD: ammonia production, in particular, reforming of natural gas. 
     SUBSTANCE: method involves mixing compressed natural gas for technological purposes with ammonia-comprising exhaust gas of ammonia synthesis cycle; heating in additional convective coil of primary reforming furnace; providing low-temperature sulfur purification process; mixing with heated water vapor; heating in convective coil of primary reforming furnace; directing to reaction pipes of radiant zone of primary reforming furnace; utilizing flue gas heat of primary reforming furnace in additional coils of convective zone by heating natural gas and condensate of stripping tower. 
     EFFECT: reduced power consumption, reliable and safe operation of equipment, optimized modes of operation at sulfur purification stage and of heat-utilizing apparatuses of primary reforming furnace and increased yield of ammonia. 
     2 dwg
Patent RU-2246420-C1 (RU)
Title: Ferry-electrically-powered ship
Inventor: ZHABAROV D R
IPC: B63B35/54
Filed: 2003-05-21
Granted: 2005-02-20
Abstract: FIELD: shipbuilding; river ships; self-propelled watercraft for carrying automobile transport facility, agricultural equipment and passengers. 
     SUBSTANCE: proposed ferry includes pontoon with rollers and electric motor fitted on it; electric motor is connected with reduction gear by means of clutch and is set in motion by means of rope guide pulley lined with rubber. Arranged in house mounted on ferry are current collectors for supply of electric motor with electric power by means of contact wires stretched above river by means of supports; electric motor rotates rope guide pulley engageable with embracing rope. 
     EFFECT: increased cargo capacity; increased thrust; improved vision of berth. 
     7 dwg
Patent RU-2228866-C1 (RU)
Title: Электропневматический тормоз железнодорожного транспортного средства
Inventor: KRYLOV V V
IPC: B60T13/68
Filed: 2003-07-16
Granted: 2004-05-20
Abstract: Электропневматический тормоз железнодорожного транспортного средства относится к области железнодорожного транспорта, преимущественно грузового подвижного состава железных дорог, и предназначен для преобразования электрических управляющих сигналов, дистанционно передаваемых на каждую единицу подвижного состава, в соответствующее давление сжатого воздуха в тормозных цилиндрах тормоза. Электропневматический тормоз содержит тормозную магистраль, пневматический воздухораспределитель, резервуар, электромагнитный вентиль торможения с клапаном, электромагнитный вентиль отпуска с клапаном. Пневматический воздухораспределитель связан каналами с тормозным цилиндром и тормозной магистралью. Электромагнитный вентиль торможения соединен каналом с тормозной магистралью. Электромагнитный вентиль отпуска соединен каналом с резервуаром и каналами соединен с тормозной магистралью. Резервуар сообщен с тормозной магистралью посредством обратного клапана. Технический результат заключается в исключении применения питательной магистрали на грузовом подвижном составе железных дорог, оборудованном электропневматическим тормозом, в исключении применения дополнительных межвагонных соединений трубопроводов. 1 ил.
Patent RU-2240108-C1 (RU)
Inventor: KUKUSHKIN N I
IPC: A61P7/00
Filed: 2003-09-04
Granted: 2004-11-20
Abstract: FIELD: medicine, colloidal chemistry. 
     SUBSTANCE: invention can be used for preparing blood substitutes with gas-transporting function based on emulsions of perfluoroorganic compounds. The proposed emulsion contains the special stabilizing additive of broad spectrum, rapidly eliminating perfluoroorganic compound in the amount 25-50 vol.%, high-molecular perfluorinated additive in the amount 2.5-20 vol.% and phospholipids in the amount 2-10 wt.-%. The ratio of the content of high-molecular perfluorinated additive to the content of rapidly eliminating perfluorinated compound is from 1:2 to 1:10. As a stabilizing additive of broad spectrum emulsion contains fatty acids with from C 10  to C 22  and/or their salts, or triglycerides. In the proposed emulsion perfluorodecaline-rapidly eliminating perfluoroorganic compound is a base of perfluorocarbon phase and it carries out transfer of the main amount of dissolved gases. The second perfluorocarbon component - perfluoro-n-methylcyclohexylpyridine-high-molecular perfluorinated additive is used as both a carrier of gases and a stabilizing agent for emulsion. As an emulsifier of perfluorocarbons invention uses phospholipids from egg yolk or soybean. Special stabilizing additives are added for reducing average size of emulsion particles, increasing dispersity and stability in prolonged storage. Emulsion comprises an antioxidant, for example, alpha-tocoferol in the concentration from 0.01 to 0.05 g/l. Except for, emulsion can comprise the following components, g/l: sodium chloride, 6; potassium chloride, 0.39; magnesium chloride, 0.19; sodium hydrocarbonate, 0.65; sodium hydrophosphate, 0.2 and glucose, 2.0. Invention provides enhancing stability and reduced cost. 
     EFFECT: improved and valuable properties of emulsion. 
     2 cl, 6 dwg, 1 tbl, 7 ex