baber/WOPTO huggingface dataset:
Patent RU-2724734-C1 (RU)
Title: Способ электрополирования детали
Inventor: MINGAZHEV ASKAR DZHAMILEVICH
IPC: C25F3/24
Filed: 2020-03-05
Granted: 2020-06-25
Abstract: Изобретение относится к технологии электрополирования поверхности деталей из металлов и сплавов и может быть использовано для обработки поверхностей лопаток турбомашин для повышения их эксплуатационных характеристик. Способ включает погружение детали в проводящую среду и подачу противоположных по знаку электрических потенциалов на деталь и проводящую среду через введенный в нее электрод.    В качестве электропроводящей среды используют ленту, выполненную из волокон  анионитов,  пропитанных раствором электролита,  обеспечивающего электропроводность ленты и ионный унос металла с поверхности детали  с удалением  микровыступов,  при этом используют электрод, охватывающий с зазором обрабатываемую поверхность детали, перемещают  в зазоре ленту,  обеспечивают контакт всей полируемой поверхности детали с лентой и ленты с электродом, подают на деталь и на электрод противоположные по знаку электрические потенциалы, обеспечивающие ионный унос металла с поверхности детали и ее полирование при движении в зазоре ленты  до получения заданной шероховатости поверхности и скругления выступов. Изобретение позволяет повысить качество и надежность электрополирования. 8 з.п. ф-лы, 2 ил.
Patent RU-2731088-C1 (RU)
Title: Natural musk condensation drying method
Inventor: HUIJUN YUAN
IPC: F26B20/00
Filed: 2018-09-14
Granted: 2020-08-28
Abstract: FIELD: technological processes.SUBSTANCE: present invention discloses a method for condensation drying of natural musk. This method includes: decomposition of natural musk, at which thickness of natural musk layer does not exceed five centimeters; placing natural musk in a furnace for condensation drying and drying natural musk at a constant temperature of 5–50 °C by the condensation until weight loss during drying is lower than 35 %. Using the method of condensation drying, moisture release from musk samples and reduction of relative humidity in working space of drying furnace is carried out in sealed and low-temperature conditions. Loss in mass of musk after condensation drying can reach standard requirements of pharmacopoeia, without causing appreciable loss of volatile components of musk.EFFECT: method is characterized by high efficiency of drying, cost effectiveness and ease of use.12 cl, 3 dwg
Patent RU-2737467-C1 (RU)
Inventor: BUTENKO OLEG PETROVICH
IPC: F01B9/06
Filed: 2020-05-27
Granted: 2020-11-30
Abstract: FIELD: engine building. 
     SUBSTANCE: invention can be used in engine building. Conrod-free rotary engine comprises housing (1), in which cylinders (2), (3), (4) with combustion chambers (9) and pistons (7), (8) and a mechanism for conversion of reciprocating motion into rotary motion are located. Pistons (7), (8) are rigidly connected by rods (11) with shafts (13) of rollers (14). On housing (1) for each of cylinders (2), (3), (4) ignition contact (6) is fixed and rotor (5) is installed. Inside rotor (5) there is an elliptic cavity with two ledges (16) of ignition and three T-shaped elliptical grooves (15). Cylinders (2), (3), (4) with their middle part are fixed at angle of 120° to each other on body (1) in series along axis of rotor (5) and perpendicular to axis of rotor (5). Every cylinder (2), (3), (4) comprises two pistons (7), (8), one combustion chamber (9) and spark plug. On each piston (7), (8) two parallel rods (11) are fixed, free ends of which are moved outside housing (1) through two linear bearings (12). On opposite ends of rods (11) shaft (13) with two rollers (14) is fixed. To supply voltage to ignition plug ignition projection (16) closes contact (6) of ignition. 
     EFFECT: technical result consists in improvement of engine reliability. 
     1 cl, 2 dwg
Patent RU-2736354-C1 (RU)
Title: Method and device for decontaminating wastes with production of energy
Inventor: Liapukhov Nikolai Evgenevich
IPC: B09B3/00
Filed: 2020-07-03
Granted: 2020-11-16
Abstract: FIELD: waste processing and disposal. 
     SUBSTANCE: group of inventions relates to methods and devices for thermal decontamination of wastes with production of energy. Proposed device comprises oxidation reactor equipped with loading device, unloading compartment, burner unit, heating element and temperature transducer. Oxygen station and a compressor station are connected to the oxidation reactor via check valves, and a pressure tap line is connected to the oxidation reactor. Pressure oxidation valve and pressure transducer are arranged at oxidation reactor and pressure drain lines. Safety valve is installed at the end of the pressure drain line opposite the place of connection to the reactor. On the pressure drain line through the regulating valves there mounted are heat exchangers, each of which contains a vacuum heat exchanger, a pressure sensor and a vacuum pump. Heat exchangers are connected to each other and to the condensate storage container by the cooled liquid pipeline. Cooling radiator equipped with air cooling fans is connected to the pipeline through a circulating pump. Device is equipped with a valve box unit for automatic control of valves. 
     EFFECT: achieved technical result consists in complete decomposition of fuel in oxidation reactor and obtaining heat energy, as well as complete absence of emissions of oxidation / combustion products into atmosphere. 
     3 cl, 1 dwg
Patent RU-2739009-C1 (RU)
Title: Method for flax fiber straw drying
Inventor: ROMANOV VYACHESLAV ANATOLEVICH
IPC: F26B3/04
Filed: 2020-07-06
Granted: 2020-12-21
Abstract: FIELD: technological processes. 
     SUBSTANCE: invention relates to drying, in particular, to drying methods of stem cork-fiber materials, namely linseed retting straw. In the flax fiber straw drying method, which involves supply of the initial layer of the flax straw, formation of stems sealing zone due to intermittent action of forces caused by application of friction links in drive of structural elements, sealing stems, selecting portions of stems of equal volume from the compaction zone, forming a layer from the portions, transporting the layer in the drying zone having a height and width limitation, with simultaneous drying when the heat carrier is supplied along the stems, before layer is supplied into drying zone it is loosened till thickness exceeding value of drying zone height, and layer with thickness equal to height of drying zone, is simultaneously formed with movement of the layer, its compaction at the inlet to the drying zone by the surfaces of continuous conveyor belts limiting the height of the drying zone. 
     EFFECT: technical result of the invention is to increase uniformity of moisture content of stems of flax straw after drying and more rational use of heat carrier due to quality of preparation of layer of flax fiber straw to drying process. 
     1 cl, 1 dwg
Patent RU-2750367-C1 (RU)
Title: Method for ensuring fire safety in manned pressurized compartments of spacecraft in orbital flight
Inventor: MELIKHOV ANATOLIJ SERGEEVICH
IPC: B64G99/00
Filed: 2020-07-14
Granted: 2021-06-28
Abstract: FIELD: space technology. 
     SUBSTANCE: invention relates to the field of ensuring fire safety of space technology objects and can be used in the development of means and methods for ensuring fire safety in manned sealed compartments of a manned transporting spacecraft and long-term orbital stations during an orbital flight. According to the present method, in order to ensure fire safety in a manned pressurized compartment of a spacecraft in an orbital flight, the maximum permissible burning time of elements made of polymeric materials τ Tlim  is preliminarily determined for it as the time to reach the maximum permissible atmospheric temperature for astronauts and vital equipment. At the same time, elements made of polymeric materials, which have lower combustion limits in terms of the gas flow rate less than the ventilation flow rate at their location, are allowed for use if the following condition is met: τ ext  ≤ К S  × t Tlim  where τ ext  is the time of extinguishing an element made of a given polymer material by means of an operational decrease in the performance of the ventilation system of the manned pressurized compartment, s; K S  is the safety factor, and if the specified condition is met for all elements made of polymeric materials used in this pressurized compartment, this manned pressurized compartment of the spacecraft is fireproof in an orbital flight.  
     EFFECT: invention ensures fire safety of space technology objects.  
     1 cl, 3 dwg
Patent RU-2766541-C1 (RU)
Title: Method for deep acid regeneration of ceramic filter element and composition for its implementation
Inventor: Krasnyi Aleksandr Borisovich
IPC: B01D33/21
Filed: 2020-09-04
Granted: 2022-03-15
Abstract: FIELD: chemical or physical processes. 
     SUBSTANCE: invention relates to regeneration of filter elements. Disclosed is a method for regenerating a ceramic filter element, comprising introducing into the pores of the walls of the filter element an aqueous solution of oxalic acid and an alkali metal or ammonium thiocyanate, wherein the ratio of the weight of oxalic acid and the weight of the alkali metal or ammonium thiocyanate, when the total weight of said components is 100 %, ranges from 40:60 % to 60:40 %, and the ratio of the total weight of oxalic acid and alkali metal or ammonium thiocyanate and the weight of water, when the weight of the aqueous solution is taken as 100 %, ranges from 1:99 % to 20:80 %. Also disclosed is a composition for regenerating a ceramic filter element. 
     EFFECT: restoration of water permeability of side walls of ceramic filtering element and extension of service life of ceramic filtering element. 
     12 cl, 6 dwg
Patent RU-2748323-C1 (RU)
Inventor: MALYKH GRIGORIJ PAVLOVICH
IPC: A01G17/02
Filed: 2020-09-28
Granted: 2021-05-24
Abstract: FIELD: biotechnology. 
     SUBSTANCE: invention is a method that includes harvesting, cutting, eyehole blinding, preparation for grafting of rootstock and scion stalks, subsequent stratification of grafts and grafting. In this case, the stalks are treated with a 0.5% solution of the BioRootPlus preparation for 1÷1.5 seconds before setting them for fitting, the eyeholes are blinded after fitting the rootstock stalks and forming a green cone with a length of 1÷1.5 cm by hand, and then stratification is carried out.  
     EFFECT: invention makes it possible to obtain healthy full-fledged seedlings, as well as to simplify and reduce the duration of the processing. 
     1 cl, 4 tbl
Patent RU-2758822-C1 (RU)
Title: Кассетная головная часть реактивного снаряда
Inventor: BELOBRAGIN BORIS ANDREEVICH
IPC: F42B12/58
Filed: 2020-11-03
Granted: 2021-11-02
Abstract: Изобретение относится к ракетной технике и может быть использовано при разработке разделяющихся реактивных снарядов залпового огня с крупногабаритными боевыми элементами. Кассетная головная часть реактивного снаряда содержит оболочку с доньями, в которой размещены последовательно расположенные воспламенительный пороховой заряд, элементы, поршень с узлом форсирования и вышибной пороховой заряд. Элементы включают взрывательное устройство и передаточный заряд. Корпус каждого элемента выполнен тонкостенным, разделен на переднюю и заднюю наружную оболочку и содержит парашютный отсек, передний и задний фланец. На задней наружной оболочке корпуса элемента снаружи закреплены поражающие элементы. На переднем фланце каждого элемента коаксиально наружным оболочкам корпуса закреплена оболочка метательного заряда, жестко скрепленная другим концом с дном парашютного отсека и по боковой поверхности с фланцем, связующим переднюю и заднюю наружные оболочки корпуса элемента. Техническим результатом является повышение эффективности поражения и надежности функционирования головной части при разделении на траектории. 2 ил.
Patent RU-2761435-C1 (RU)
Title: Method for manufacturing a magnesia-silicate proppant and a plasticizing additive for its implementation
Inventor: Vakalova Tatiana Viktorovna
IPC: C09K8/80
Filed: 2020-12-29
Granted: 2021-12-08
Abstract: FIELD: oil and gas industry.  
     SUBSTANCE: group of inventions relates to the oil and gas industry, namely to the technology for manufacturing ceramic proppants intended for use as wedging agents in the extraction of oil or gas by hydraulic fracturing (fracking). The method for manufacturing a magnesium silicate proppant includes the production of a raw charge by calcining magnesia silicate rock and its joint grinding with silica raw materials, wet grinding of the raw charge with the introduction of at least one plasticizing and/or modifying additive, granulation and drying of the resulting ceramic mixture, sieving and sintering of granules. In the process of grinding the raw charge, a plasticizing moisturizing additive is introduced in the form of a clay-lignosulfonate suspension in an amount of 13-15, wt.%, of the resulting ceramic mixture, and then during grinding and/or granulation of the resulting ceramic mixture, a dry binding mineral additive is also introduced: a powder of plastic kaolinite clay. The plasticizing suspension contains components in the following ratio, wt.%: clay 15-20, lignosulfonate 5-10, water the rest.  
     EFFECT: increase in the strength and crack resistance of the proppant.  
     4 cl, 7 tbl
Patent RU-2758132-C1 (RU)
Title: Water flow energy dampers
Inventor: GOLUBENKO MIKHAIL IVANOVICH
IPC: E02B8/06
Filed: 2021-01-11
Granted: 2021-10-26
Abstract: FIELD: hydraulic engineering. 
     SUBSTANCE: invention relates to hydraulic engineering and can be used to extinguish the energy of a water flow after pressure conduits in a stilling well. The energy absorber of the water flow includes a horizontal section of the water conduit 1, a chamber 11 and a well 20. Inside the body of the chamber 11, spiral-shaped partitions 27 are installed, which are attached to a vertical rod 5, which has a vibration drive in the form of a spring support 28 located between two plates 29 and 30, fixed to guide bar 31 with fastening hinges. The angle of inclination and the pitch of the turns of the mesh partitions 27 can be adjusted by moving them vertically along the vertical rod 5. 
     EFFECT: increasing the efficiency of work along the path of an unsteady fluid flow due to local collisions with the mesh partitions of the moving water flow towards the outlet pipe with a stilling well, simplifying the design and reducing the bottom velocities in the flow. 
     2 cl, 5 dwg
Patent RU-2753081-C1 (RU)
Title: Vehicle and autonomous driving system
Inventor: SUDZUKI Ikuma
IPC: B60W50/00
Filed: 2021-01-22
Granted: 2021-08-11
Abstract: FIELD: autonomous driving systems. 
     SUBSTANCE: invention relates to a vehicle and an autonomous driving system. The vehicle contains an autonomous driving system and a vehicle platform. The vehicle platform controls the vehicle in response to a command received from the autonomous driving system. The autonomous driving system transmits to the vehicle platform a command including a first command to request a gear range change to another. The autonomous driving system receives a first signal indicating the state of autonomous mode or manual mode and a second signal indicating the direction of travel of the vehicle, and when the first signal indicates autonomous mode, the vehicle platform performs the gear change requested by the first command only when the second signal indicates a stop. 
     EFFECT: invention improves the safety of driving a vehicle. 
     6 cl, 26 dwg
Patent RU-2755692-C1 (RU)
Title: Acoustic disconnector
Inventor: PRILEPKO PAVEL ANATOLEVICH
IPC: B63B22/06
Filed: 2021-02-09
Granted: 2021-09-20
Abstract: FIELD: underwater operation equipment.  
     SUBSTANCE: invention relates to devices for fixing and separating pop-up buoys and can be used as a disconnector for pop-up underwater vehicles, submerged underwater equipment and devices for mariculture. The actuating device of the acoustic disconnector is made in the form of a gas-generating starting element, electrically connected to a hydroacoustic receiving device and triggered by a signal from the hydroacoustic receiving device. A portion of the gas jet coming out of the gas-generating starting element is enough to push out the sliding support rod, which is a support barrier for the shaped articulated arm of the disconnector holding the load, which leads to the execution of the function of the disconnector. The movable support rod is made in the form of a flat figure, located in one position when it is a support for the shaped articulated arm, located in another shifted position when it is not a support.  
     EFFECT: increased reliability.  
     6 cl, 6 dwg
Patent RU-2764194-C1 (RU)
Title: Device for pre-sowing seed treatment
Inventor: YURAN SERGEJ IOSIFOVICH
IPC: A01C1/00
Filed: 2021-04-12
Granted: 2022-01-14
Abstract: FIELD: agriculture.  
     SUBSTANCE: invention relates to the field of agriculture, in particular to crop production and seed production, and can be used as a device for pre-sowing treatment of agricultural crop seeds. The device contains a loading hopper, a conveyor belt connected to an electric drive, which are fixed to the frame. A calibration grid for seed separation is reinforced at the entrance of the hopper. At the outlet of the loading hopper, above the conveyor belt of the upper two-level conveyor, there is a gear spreader. Above the conveyors of the upper and lower levels, laser emitters are installed on guides, inside dust-proof compartments with transparent diagnostic windows. In the lower part of the dust-proof compartments there are groups of scattering lenses. At the outlet of the upper-level conveyor there is a grain flipper located at the beginning of the lower-level conveyor. The control unit is electrically connected to the electric drive and laser emitters.  
     EFFECT: use of the invention will ensure an increase in the quality of the processed seed material, as well as an increase in reliability.  
     6 cl, 1 dwg
Patent RU-2760623-C1 (RU)
Title: Method for diagnosing stability of fixation and diastasis of sternum after median sternal incision
Inventor: CHARYSHKIN ALEKSEJ LEONIDOVICH
IPC: A61B5/103
Filed: 2021-04-13
Granted: 2021-11-29
Abstract: FIELD: medicine. 
     SUBSTANCE: invention relates to medicine, namely to surgery, and can be used to diagnose fixation stability and diastasis of the sternum after a median sternotomy. In patients before the operation of the median sternotomy, at the time of maximum expiration, the angle in the region of the jugular notch is measured, then the angle in the region of the xiphoid process is measured. On the 3rd, 5th, 7th day after the operation, repeated measurements of the angles are performed. An increase in angles up to 10° degrees indicates the stability of fixation of the sternum, 10° degrees and higher indicates diastasis of the sternum. 
     EFFECT: method makes it possible to quickly diagnose sternum diastasis in the early postoperative period, including in critically ill patients, due to the exclusion of the use of radiation diagnostics, as well as due to the possibility of frequent repetition of the study and combination with functional tests. 
     1 cl, 2 dwg, 3 ex
Patent RU-2762523-C1 (RU)
Inventor: Karatunov Aleksandr Petrovich
IPC: H04R3/12
Filed: 2021-05-11
Granted: 2021-12-21
Abstract: Изобретение относится к акустике и может быть использовано в акустических системах. Фильтр для трехполосной акустической системы содержит LC-фильтр нижних частот, LC-фильтр верхних частот и частотный фильтр средних частот, выходы которых предназначены для подключения динамических головок соответственно низкочастотного, и высокочастотного, и среднечастотного диапазонов, общий вывод катушки индуктивности и конденсатора LC-фильтра нижних частот соединен с выводом катушки индуктивности LC-фильтра верхних частот и выводом динамической головки высокочастотного диапазона, а второй вывод катушки индуктивности LC-фильтра верхних частот соединен с выводом конденсатора LC-фильтра верхних частот, выводом динамической головки среднечастотного диапазона и выводом конденсатора частотного фильтра средних частот, при этом второй вывод конденсатора LC-фильтра верхних частот соединен с вторым выводом динамической головки высокочастотного диапазона, а второй вывод конденсатора частотного фильтра средних частот соединен с вторым выводом катушки индуктивности LC-фильтра нижних частот и вторым выводом динамической головки среднечастотного диапазона. Технический результат заключается в обеспечении линейности фазочастотной характеристики фильтра при сохранении равномерности его амплитудно-частотной характеристики. 1 ил.
Patent RU-2765938-C1 (RU)
Title: Composition for making polystyrene concrete
Inventor: Sazonenkov Pavel Petrovich
IPC: C04B38/08
Filed: 2021-10-20
Granted: 2022-02-07
Abstract: FIELD: construction. 
     SUBSTANCE: invention relates to construction materials, in particular to polystyrene concrete used in heat-saving enclosing structures of buildings and structures. Composition for making polystyrene concrete contains the following, wt%: mineral binder 60–80, foamed polystyrene aggregate with density of 5–20 kg/m 3  of fractional composition, vol%: 5–10 mm fraction 5–20, 2–5 mm fraction 80–95, 2–20, protein plasticizer 0.75–1.5, water — balance, wherein the mineral binder contains cement, a mineral-polymer additive consisting of polypropylene fiber, dolomite flour and finely ground slag, with the following ratio of components, wt%: cement 90–95, mineral-polymer additive 5–10. 
     EFFECT: obtaining environmentally friendly polystyrene concrete with improved physical properties and operational properties, with increased heat resistance. 
     1 cl, 4 ex
Patent DE-2235564-C2 (DE)
Title: Ventilator unit for computing equipment - slides into housing and has adjustable baffle guiding air flow upwards from fans
IPC: F24F13/20
Filed: 1972-07-20
Granted: 1983-12-08
Abstract: The cooling and ventilating unit suitable for, e.g. computing equipment, is inserted in the manner of a drawer into part of the housing structure and can be used to direct cooling air upwards to zones to be cooled. The drawer (1) has an air entry grid (2) at the front, and two side by side radial fans (7) at the back, below a discharge opening (23). Between these zones is a sloping plate shaped filter (5) extending between the sides, and another sloping plate (6) carrying the fans. At the back is a fixed concave plate (11) and parallel to it is a moving curved plate (12) which can be tilted about a horizontal hinged connection (13) so that it can be raised and lowered to control the direction of the air flow (10) through the unit. The moving plate can be adjusted by an external tab (16) mounted on the end of a lever arrangement (14,15) connected to the plate below the hinged connection.
Patent DE-2914373-C2 (DE)
IPC: A47C20/04
Filed: 1979-04-10
Granted: 1981-05-21
Abstract: 1. Apparatus for adjusting a pivotal portion (5) of a bed frame, having support arms (1) on both sides, which are pivotally connected between the bed frame portion (5) and bed frame side portions (7) and which comprise two parts which can be telescopically pushed one into the other, of which one support arm part is formed as a guide rail (2) having at least two detent receiving means (8) with which there co-operates a detent lever (10) which is pivoted to the other support arm part (3) which is longitudinally movable in the guide rail, characterised in that the detent receiving means (8) are of an angular configuration and are arranged in succession in a fishbone-like arrangement on an inside wall, which is to be arranged vertically, of the guide rail (2), and arranged in front of the first detent receiving means which can be reached by the detent means (9) of the detent lever (10) is a deflection element (13) which, after the detent lever has passed, in the inward movement of the support arm part (3) which is longitudinally movable in the guide rail, leads the detent lever to the detent receiving means again upon renewed extension movement.