baber/WOPTO huggingface dataset:
Patent RU-2706503-C1 (RU)
Title: Pump unit for production of super-viscous oil from horizontal well
Inventor: AMERKHANOV MARAT INKILAPOVICH
IPC: E21B43/38
Filed: 2019-02-06
Granted: 2019-11-19
Abstract: FIELD: oil and gas industry. 
     SUBSTANCE: invention relates to oil industry, in particular, to devices for operation of super-viscous oil wells (SVO) during development by thermal methods. Pump unit comprises centrifugal pump run in pipe string. Pump is equipped with external sealing casing made with possibility of hydraulic communication between electric centrifugal pump and shank. Shank is equipped with holes arranged evenly along perimeter in one row and assembled with length sufficient for inlet to filtration part of horizontal borehole with end in required interval of installation. Shank end is equipped with streamlined nozzle with outer diameter exceeding that of shank end. At the end of the shank there are inlet channels with total area not less than the area of passage section of the shank. Based on the temperature drops along the horizontal bore and the horizontal shaft height differences for the gas and / or steam outlet from the shank, the rows of holes are located. Total cross-section of holes in row is at least 100 times less than area of passage section of shank. First row of holes is located at distance of 0.5–15 m from casing. 
     EFFECT: improving reliability of a pump unit for production of super-viscous oil from a horizontal well with protection against mechanical damages and released gas and / or steam at production of super-viscous oil by thermal methods. 
     1 cl, 1 dwg
Patent RU-2713764-C1 (RU)
Title: Method of pressing metal ingots and press for its implementation
Inventor: Degtyar Vladimir Grigorevich
IPC: C22F1/00
Filed: 2019-02-22
Granted: 2020-02-07
Abstract: FIELD: technological processes. 
     SUBSTANCE: invention relates to metal forming and can be used in production of workpiece with homogeneous fine-grained structure. Multiple direct extrusion and settling of the workpiece is performed with preservation of its initial shape and dimensions after each cycle of deformation. In each subsequent cycle direction of extrusion is changed to the opposite one. First, part of the workpiece is extruded through the working belt of the die, after which extrusion is stopped and the extruded part of the workpiece is deflected. After a number of cycles of direct extrusion with settling back extrusion of half of the collected volume of the workpiece is performed to obtain a shape of the workpiece in the form of a cup. Then the barrel walls are deposited to obtain the pre-extrusion configuration. Compression molding is carried out on press containing containers with die arranged between it, left and right main cylinders, left and right auxiliary cylinders, left and right main and auxiliary puncheons. 
     EFFECT: higher strength characteristics of large-size metal workpiece. 
     2 cl, 17 dwg, 1 ex
Patent RU-2717361-C1 (RU)
Title: Electronic connection monitoring test system
Inventor: BOHLER THOMAS
IPC: G01R31/28
Filed: 2017-07-14
Granted: 2020-03-23
Abstract: FIELD: physics. 
     SUBSTANCE: test system for monitoring electronic connections, in particular soldered joints, between electronic assemblies of a controlled printed circuit board with said printed circuit board, wherein the test system comprises a device for measuring temperature and/or for determining heat parameters of electrical connections of the printed circuit board and/or electronic assemblies. 
     EFFECT: disclosed is a test system for monitoring electronic connections. 
     9 cl, 16 dwg
Patent RU-2700891-C1 (RU)
Title: Filler tape for electrocontact welding
Inventor: NAFIKOV MARAT ZAKIEVICH
IPC: B23K35/02
Filed: 2019-03-12
Granted: 2019-09-23
Abstract: FIELD: welding.SUBSTANCE: invention can be used in restoration and hardening of parts by electrocontact welding of steel tapes. Perpendicular to the side of the filler tape facing the facing part, blind holes are made in the longitudinal and transverse directions at the depth equal to the belt thickness. Bridges are left between holes. Pitch of holes made in both directions is equal to 1.2–1.25 holes diameter and 3–4 times larger than tape thickness. Metal of bridges between holes is easily plastically deformed, which promotes formation of strong welded joint in solid phase.EFFECT: disclosed is filler tape for electrocontact welding.1 cl, 3 dwg
Patent RU-2731017-C1 (RU)
Title: Modular machine for gear-free high-torque drive
Inventor: Ismagilov Flyur Rashitovich
IPC: H02K11/30
Filed: 2019-04-11
Granted: 2020-08-28
Abstract: FIELD: electrical equipment. 
     SUBSTANCE: invention relates to the electrical equipment. Modular machine consists of N modules, which are electric motors made using permanent magnets or short-circuited rotors windings, and comprises housing common for all modules, on which protective shields are installed, module rotors located on common shaft, stators of modules with phase windings, each of which is connected to corresponding power electronic control unit with possibility of modules torque modulation by harmonic law:   where M is amplitude value of torque; ω is shaft rotation frequency, rad/s; ϕ k  is phase shift, wherein angle ϕ k  depends on the number of modules N and is determined by formula:   where k is module number. 
     EFFECT: technical result is providing high power and torque of drive. 
     1 cl, 3 dwg
Patent RU-2714680-C1 (RU)
Title: Electric conductor
Inventor: ISAEV OLEG YUREVICH
IPC: H01B5/10
Filed: 2019-04-11
Granted: 2020-02-19
Abstract: FIELD: electrical engineering.SUBSTANCE: invention relates to electrical engineering and can be used in designs of multi-wire bearing conductive wires and cables for overhead transmission lines and lines of electrified transport, amplifying, feeding and suction lines. Electric conductor containing copper and/or aluminum conductor metal material and bearing core. Core is made of composite material (twisted or without twisting) based on thermally expanded graphite reinforced with high-strength carbon and/or basalt fibers. Volumetric fraction of reinforcing fibers in composite material based on thermally expanded graphite is 20–90 %.EFFECT: invention provides for generation of conductive, simultaneously carrying wires with improved operational properties.1 cl, 2 dwg
Patent RU-2734337-C1 (RU)
Title: Method for visualization of human skin pigmentation training
Inventor: Garkina Elena Yurevna
IPC: G09B23/28
Filed: 2019-04-29
Granted: 2020-10-15
Abstract: FIELD: medical equipment. 
     SUBSTANCE: in a method for visualizing the formation and fixation of a motor skill of introducing a pigment into a skin by a maniple by forming and fixing a skill on a translucent sample which imitates human skin, sample made of silicon is used. Sample is placed on the translucent support surface into the light flux directed from the side opposite the observation point. Using the maniple, strokes are made and pigmented massifs are formed with vertical reciprocation of the needle, which is introduced with gradual change of depth of penetration into sample along arc path with smooth inlet into sample at beginning of arc and smooth output from sample at end of arc. In the process of introduction one observes the actions for introduction of the pigment into the sample in dynamics and correction of the body and hands with reference to the sample. Disclosed is a device for visualizing formation and fixation of motor skill of pigment introduction into skin with maniple. 
     EFFECT: technical result is reduced time of forming skills to create visual effect of applied permanent make-up for a long period of time. 
     2 cl,11 dwg
Patent RU-2743793-C1 (RU)
Inventor: HAN MINGMING
IPC: A61K39/09
Filed: 2015-01-15
Granted: 2021-02-26
Abstract: Изобретение относится к биотехнологии, в частности к  иммуногенным конъюгатам, содержащим капсульный полисахарид  Streptococcus pneumoniae  серотипа 15B,   ковалентно связанный с белком-носителем, к способам их получения и к иммуногенным композициям, содержащим их. Изобретение можно использовать для лечения заболеваний, связанных с присутствием Streptococcus pneumoniae. 12 н. и 9 з.п. ф-лы, 1 ил., 4 табл., 1 пр.
Patent RU-2718046-C1 (RU)
Inventor: RODIMIN EVGENIJ MIKHAJLOVICH
IPC: A01H1/04
Filed: 2019-06-04
Granted: 2020-03-30
Abstract: FIELD: agriculture. 
     SUBSTANCE: invention relates to agriculture in relation to selection of grapes for immunity to pathogenic fungi. Method of induced mutagenesis during selection of grapes for resistance to mildew and oidium is carried out by treatment of seeds with electroactive water with acid reaction, when seeds are in electrolytic cell and exposed to constant electric current of 65 volts, with exposure of 8 hours. Current density is from 7.0 to 7.5 mA/cm 2 , and hydrogen index of water - pH is 2.9 units. Selection of seedlings is carried out in the second year of vegetation, after sowing of seeds on a six-point scale, with compliance of stability not worse than 2 points. 
     EFFECT: high percentage of mutations in selection of grapes when producing hybrid forms resistant to pathogenic fungi. 
     1 cl, 1 tbl
Patent RU-2714439-C1 (RU)
Title: Method of closing a laparotomy wound using a mesh thread
Inventor: Inyutin Aleksandr Sergeevich
IPC: A61B17/04
Filed: 2019-06-27
Granted: 2020-02-14
Abstract: FIELD: medicine. 
     SUBSTANCE: invention refers to medicine, namely to abdominal surgery, and can be used for laparotomy wound aponeurosis closure. Method involves suturing the abdominal white line with reinforcing sutures in places of maximum tension of its edges with subsequent application of a continuous suture. Polypropylene mesh endoprosthesis band with width of 12 mm and length of 15 cm is stretched to the maximum possible length until acquiring a cylindrical shape. Obtained mesh thread is fixed in an open eye of a cutting needle bent at 1/2 or 3/8 of a surgical needle with a diameter of not less than 1 mm. When the wound is sutured, the first prick of needle is 1cm from the line of the abdominal line of the abdominal line from the outside to the inside, and the needle is pricked out on the opposite side of the white abdominal line in oblique direction 1.5 cm from the wound edge and 1.5 cm relative to the prick-in level. Next prick-in of the needle is performed on the opposite side of the white abdominal line at 1.5 cm from the edge of the latter and at the same level as the first needle prick-out, and the prick-out is performed on the opposite side of the white abdominal line in oblique direction 1 cm from the edge of the wound on first prick-in level. After the reinforcement suture is applied, the free ends of the mesh threads are knotted by two knots. Superfluous ends are cut off in 2–3 mm from the second unit and are pierced with prolen suture 2-0. 
     EFFECT: method provides reinforcement of laparotomy areas of belly white line with maximum tension, high strength of aponeurosis suture due to extensive contact of thread from mesh endoprosthesis. 
     1 cl, 3 dwg, 2 ex
Patent RU-2732499-C1 (RU)
Title: Catalysed by metal alkoxycarbonylation of lactone
Inventor: DASTGIR SARIM
IPC: C07C69/734
Filed: 2018-03-19
Granted: 2020-09-18
Abstract: FIELD: chemistry.SUBSTANCE: catalysed by metal alkoxycarbonylation of lactone is a method of alkoxycarbonylation δ-lactone, in particular 3-ethylidene-6-vinyl tetrahydro-2H-pyran-2-one. Method includes combining δ -lactone with an alcohol in an organic solvent in the presence of a catalyst system which contains palladium or a salt thereof, to form a reaction mixture, which is heated at temperature of 110 to 130 °C and pressure of 20 to 50 bar for 3 to 5 hours in flow of gaseous carbon monoxide. Reaction product is substituted 2-octendioate diester. Alcohol can be methyl alcohol, n-butyl alcohol, 2-ethylhexanol, isobutyl alcohol, isopropyl alcohol, benzyl alcohol or phenol. Solvent can be toluene, acetonitrile or tetrahydrofuran. Method may include adding an acid to the reaction mixture, which can be a diluted (approximately 5 mol. %) sulphuric or p-toluenesulphonic acid. Catalytic system contains a phosphine ligand. Invention also relates to a novel alkoxycarbonated δ-lactone of formula given below, where R is selected from a group which is methyl, n-butyl, 2-ethylhexanyl, isobutyl, isopropyl, benzyl and phenyl.EFFECT: disclosed is a metal-catalysed alkoxycarbonylation of lactone.17 cl, 19 dwg, 12 tbl, 75 ex
Patent RU-2733433-C1 (RU)
Title: Microorganism having an improved level of intracellular energy, and method for producing l-amino acid using thereof
Inventor: JANG JUNO
IPC: C12N1/20
Filed: 2015-04-14
Granted: 2020-10-01
Abstract: FIELD: biotechnology. 
     SUBSTANCE: invention relates to the field of biotechnology. Invention relates to an  Escherichia  genus microorganism having the ability to produce L-amino acids and a high level of intracellular ATP as compared to an unmodified strain, where activity types of one or more proteins selected from amino acid sequence SEQ ID NO: 5, amino acid sequence SEQ ID NO: 6 and amino acid sequence SEQ ID NO: 7, which form iron absorption system, have been inactivated, and to a method of producing L-amino acids, comprising culturing a microorganism of the genus  Escherichia  according to any of claims 1-5 in medium and extracting L-amino acids from the culture medium or microorganism, where the L-amino acid is L-threonine or L-tryptophan. 
     EFFECT: invention allows improving level of intracellular ATP. 
     7 cl, 6 dwg, 5 tbl, 8 ex
Patent RU-2734186-C1 (RU)
Title: Snow-retaining enclosure
Inventor: PASSEK VADIM VASILEVICH
IPC: E01F7/02
Filed: 2019-10-08
Granted: 2020-10-13
Abstract: FIELD: construction. 
     SUBSTANCE: invention relates to snow protection of existing and under construction roads and railways in permafrost areas. Snow retention enclosure is made in the form of a fence containing vertical filling posts and horizontal filling elements. Enclosure comprises cooling system made of cooling racks with depth of 10–20 m, consisting of pipes with single hollow through cavity closed at both ends, and installed in plane of intake at distance from each other, equal to distance of thermal interference. Elements secured to the horizontal filling of cooling racks emplacement depth of 10-20 m, and h = h e + h v ; v = k⋅h e  ; d ≥ 0.5 m; h e  ≥ 10.0 m; h v  ≥ h sn,  where h, h u,  h v,  h sn  - cooling the entire height respectively depth of laying rack 10–20 m its underground and elevated parts, snow deposits, m; v is distance between cooling strips of deposit depth of 10–20 m, m; d is cavity diameter, m; k is dimensionless coefficient, k = (1.5÷2.0). 
     EFFECT: technical result is providing preservation of permafrost in the presence of large amounts of snow in the zone of snow-retaining enclosure. 
     1 cl, 5 dwg
Patent RU-2719039-C1 (RU)
Title: Wave tight coupling
Inventor: Nikitin Aleksandr Andreevich
IPC: F16D3/02
Filed: 2019-10-14
Granted: 2020-04-16
Abstract: FIELD: machine building.SUBSTANCE: invention relates to the field of machine building. Wave tight coupling comprises tubular flexible element, driving and driven wave generators formed by elliptical cams and bearings. Tubular flexible element is made detachable with parts in the form of symmetrical branch pipes, equipped with displaced relative to each other flanges, adjoining each other through flexible tube, inside each part of tubular flexible element sleeve-shaped elements are installed. Elements are interconnected by external bearing shells with shafts and intermediate flexible bushings.EFFECT: simplified technology of coupling production.1 cl, 3 dwg
Patent RU-2737253-C1 (RU)
Title: Mine fire extinguishing mortar
Inventor: ZAKHMATOV VLADIMIR DMITRIEVICH
IPC: F42B12/46
Filed: 2019-12-09
Granted: 2020-11-26
Abstract: FIELD: fire-fighting equipment.SUBSTANCE: invention relates to fire extinguishing equipment and can be used for fire extinguishing in hard-to-access areas: forest fire and burning wood in hard-to-access areas - mountains, ravines, ravines, hills. Fire extinguishing mortar mine consists of a body, a cavity with fire-extinguishing composition, propellant and spraying charges, and is designed for mortar charging. According to the invention, its housing consists of two parts: head over-calibre, having shape, combining cone, cylinder and hemisphere, partially profiled for specified opening at initiation of spraying charges, filled with fire-extinguishing composition; tail, consisting of two successively located pipes, the first sub-calibre is arranged both in combat mine, second pipe is calibre, inside from bottom is filled with spraying charge, wad, fire-extinguishing compound and is connected with inner cavity of the above-calibre part, from pyrotechnic retarder through spraying charge and wad passes detonating cord to head fuse and spraying charge ring, shot range is adjusted on sub-calibre pipe and mortar guidance angle, initiation time of spraying charges is pyrotechnic retarder.EFFECT: invention can be used in military units involved in elimination of consequences of accidents, fire and rescue units.1 cl, 1 dwg
Patent RU-2738529-C1 (RU)
Inventor: Ganiev Zaur Magomed-Ganievich
IPC: E04C5/07
Filed: 2019-12-16
Granted: 2020-12-14
Abstract: FIELD: construction; manufacturing technology. 
     SUBSTANCE: invention relates to production lines of shaped articles from composite materials used for reinforcement of conventional and prestressed building structures. Process line for production of long reinforcement articles comprises serially arranged and installed creel, device for laying and tensioning continuous reinforcing fibres, impregnating-forming channel, abrasive coating application mechanism, polymerization unit and air cooler, pulling device, cutoff device and final products polymerization chamber with loading bogies moving in it, wherein the impregnating-shaping path includes the reinforcing fibres heater, the heated impregnation path, heated binder return trays, squeezing rolls, spreading ring, heated shaping die, thread laying machine with valve electric drive and first polymerisation unit. Process line for making bent reinforcement articles comprises series-arranged and installed creel, device for laying and tensioning continuous reinforcing fibres, impregnating-shaping path, floating mechanism for application of abrasive coating with option of direction and core arrangement into mandrel grooves fixed on pulling device, pulling device rotating mandrels fixed on it, cutting device and final products polymerization chamber with loading bogies moving in it, wherein the impregnating-shaping path includes a reinforcing fibre heater, a heated impregnation path, a heated binder return tray, squeezing rolls, a lay ring, a heated forming die, a thread laying machine with a gate electric drive and a first polymerisation unit. 
     EFFECT: invention can be used in production of reinforcement structural materials. 
     2 cl, 7 dwg
Patent RU-2728271-C1 (RU)
Title: Reverberatory furnace for aluminum scrap remelting
Inventor: TRUSOV VLADIMIR ALEKSANDROVICH
IPC: F27B3/00
Filed: 2020-01-13
Granted: 2020-07-28
Abstract: FIELD: furnaces. 
     SUBSTANCE: invention relates to a reverberatory furnace for aluminum scrap remelting. Furnace for remelting of aluminum scrap contains a housing, placed on welded frame with welded to it steel box, having heat insulation between it and each wall, and formed by fire-resistant external side, front and rear end walls, accumulation bath and inclined platform confined by hearth and walls, arch with two heat-insulation mullite glass-fiber layers on top of which there is a layer with heat-insulating coating, working and slag windows with shutters, two drain tap holes, each of which is made in quick-replaceable bricks in boxes, burners and gas duct, wherein the welded frame has a lining of four rows of light brick and two layers of sheet asbestos cardboard laid in the frame under the bottom of the storage bath and the inclined platform, wherein heat insulation between duct and each wall consists of three layers of sheet asbestos cardboard, accumulation bath and inclined platform are made of bottom blocks, laid on two heat-insulating mullite glass-fiber layers, and have a padding of dry quartz sand, one drain tap is located in the side wall, and the other one – in the rear wall, gas duct is made in rear wall, wherein in each side wall there are two injection three-row 30-mixing medium-pressure burners directed at an angle to the inclined platform, the hearth and at an angle to the furnace axis, respectively, furnace is equipped with device for lifting and lowering shutter of working window of furnace with electric drive, two lined turning bowls with lined gutters welded to them, made with possibility of turning through angle of 140° for pouring metal into pouring equipment, located in sector with angle of 140°, economizer and two-stage dust-and-gas cleaning system consisting of mixing chamber, two smoke exhausters, gas cleaning unit and scrubber. 
     EFFECT: simplified design, low heat losses and possibility of ecologically clean remelt of scrap. 
     7 cl, 10 dwg
Patent RU-2723625-C1 (RU)
Inventor: Nigmetov Rustam Imanbaevich
IPC: B01J35/10
Filed: 2020-02-03
Granted: 2020-06-17
Abstract: Изобретение относится к нефтегазоперерабатывающей промышленности. Описан способ каталитического гидрооблагораживания остатков газовых конденсатов и легких нефтей с низким содержанием металлов, смол и асфальтенов на стационарных слоях катализаторов, включающий стадии гидрогенизационного обессеривания, стабилизации гидрогенизата, возвращения части продукта процесса на смешение с сырьем и смешения полученной после стабилизации легкой фракции с гидрогенизатом, в котором стадию гидрообессеривания осуществляют в реакторе на двух стационарных слоях катализаторов, при этом в первом слое по ходу сырья используют алюмоникельмолибденовый катализатор с удельной поверхностью не ниже 50 м/г, с долей пор радиусом 10-15 нм не менее 60 % от общего объема пор, с долей свободного объема слоя катализатора не менее 50 %; во втором слое по ходу сырья используют алюмокобальтмолибденовый катализатор с удельной поверхностью не ниже 250 м/г, с долей пор радиусом 5-9 нм не менее 65% от общего объема пор, с долей свободного объема слоя катализатора не менее 30 %, при соотношении слоев соответственно (60÷80) : (20÷40) % объема; при этом на смешение с сырьем направляют 20-45 % масс. гидрогенизата, а основное количество стабильного гидрогенизата смешивают с полученной после стабилизации легкой углеводородной фракцией и выводят полученную смесь как судовое топливо. Технический результат - получение судового топлива с содержанием серы менее 0,5 % масс. 2 з.п. ф-лы, 1 ил., 2 табл., 27 пр.