baber/WOPTO huggingface dataset:
Patent RU-2734668-C1 (RU)
Title: High-pressure gas turbine engine compressor
Inventor: INOZEMTSEV ALEKSANDR ALEKSANDROVICH
IPC: F04D29/60
Filed: 2019-09-05
Granted: 2020-10-21
Abstract: FIELD: machine building. 
     SUBSTANCE: invention relates to high-pressure multistage compressors of gas turbine engines, including for aviation application. High-pressure gas turbine engine compressor comprising steps arranged in the flow part of the compressor with impellers comprising working blades, the first high-pressure stage, the low-pressure steps following it, Ratio F 1  of flow part of compressor at inlet of working blade of first high-pressure impeller to area F 2  of flow part at outlet of first high-pressure stage makes 1.6–2.2. In the flow part of the compressor, the diffusion coefficient D L1  of the first high-pressure impeller does not exceed 0.6, the diffusion coefficient D L2  of the second impeller does not exceed 0.55, Diffusion coefficient D L3  with the third to eighth working blades does not exceed 0.5, the total number of stages of the compressor is equal to 8. 
     EFFECT: proposed invention allows increasing gas-dynamic stability, degree of increase of total pressure in compressor, reliability of high-pressure compressor of gas-turbine engine. 
     1 cl, 3 dwg
Patent RU-2722680-C1 (RU)
Inventor: Turetskov Aleksej Vasilevich
IPC: F01D17/00
Filed: 2019-09-09
Granted: 2020-06-03
Abstract: FIELD: power engineering.SUBSTANCE: invention relates to power engineering and can be used in production, reconstruction and operation of turbine control systems. Purpose of the invention is to improve quality and flexibility of control, as well as efficiency and degree of turbine automation. Said target is achieved by using adaptive digital control system of turbine, consisting of control elements (PO), individual drives of RO, connected by feedback to position controllers of RO, and electric part, including position regulators PO and element-shaper of common control action of automatic control system (ACS), output of which is connected to inputs of position regulators of RO through corresponding setters of working medium flow rates through RO and elements-calculators, which define value of opening of RO as per CAP flow characteristics of flow-through characteristics and flow part of turbine.EFFECT: technical result of disclosed invention is to eliminate shortcomings of existing solutions, namely: higher quality of transient control processes, high quality of turbine participation in primary control of network frequency, maintaining unchanged degree of unevenness in case one or several control elements are removed from operation, simplification of the start-up and commissioning of ATS and maintenance thereof.5 cl, 1 dwg
Patent RU-2724911-C1 (RU)
Inventor: MUSTAFIN RAMIL GAMILOVICH
IPC: H04W4/00
Filed: 2019-10-18
Granted: 2020-06-26
Abstract: FIELD: transportation; control systems.SUBSTANCE: invention relates to a method for automated control of unmanned vehicle operation in a common transport space. Method is realized using on-board automatic control system, satellite navigation system, high-precision synchronized clock, transceiving radio station, a control point, an acoustic, an audio channel, as well as a radio channel, through which communication with the movement participants is carried out in a certain manner.EFFECT: safe traffic is provided.1 cl
Patent RU-2723177-C1 (RU)
Title: Регенерация кислых хроматных растворов методом мембранного электролиза
Inventor: Turaev Dmitrij Yurevich
IPC: C25D21/16
Filed: 2019-11-26
Granted: 2020-06-09
Abstract: Изобретение относится к способу регенерации кислых хроматных растворов пассивации, осветления-пассивации, осветления реагентно-мембранно-электролизным методом. К отработанному раствору добавляют твердый гидроксид натрия или калия или их водные растворы с концентрацией 1-40% масс. для достижения рН раствора 4-10 для осаждения нерастворимых хроматов и/или гидроксидов тяжелых металлов. Осадки отделяют от обработанного раствора фильтрованием. Полученный фильтрат подвергают мембранному электролизу, для осуществления которого фильтрат направляется в анодное пространство с нерастворимым анодом двухкамерного мембранного электролизера с катионообменной мембраной, где в католите находится катод и раствор гидроксида натрия или калия. По достижении номинальных значений в анолите концентрации бихромата натрия, серной или смеси серной и азотной кислот, соответствующих свежему раствору пассивации, осветления-пассивации или осветления, электролиз прекращают. Технический результат заключается в повышении степени очистки и скорости процесса регенерации, а также рецикле применяемых химикатов. 3 з.п. ф-лы.
Patent RU-2735603-C1 (RU)
Title: Device for desalination and purification of mineralized water and production of oil products, fats and organic impurities
Inventor: Sadekov Rushan Usmanovich
IPC: C02F1/22
Filed: 2019-12-19
Granted: 2020-11-05
Abstract: FIELD: technological processes. 
     SUBSTANCE: invention relates to devices for desalination and purification of mineralized water, in particular, sea water and soil, and production of oil products, fats and organic admixtures therefrom. Proposed device comprises, in-series connected frosting device 1, frozen water 5 crushing device and hydraulic separator 9 with its outlets being outputs for different fractions. Device for freezing 1 contains in-series connected liquefied gas supply unit and a container, the outlet of which is the outlet of the freezing agent. Device can contain series-connected filter for separation of insoluble admixtures 10 and water supply device 11, the output of which is connected to the input of freezing agent 1. Outlet of filter for separation of insoluble admixtures 10 is connected to input of means for freezing 1 through additional hydro separator 12. Device may also include UHF radiator 8 and water decontamination device 13 made in the form of quartz agent. 
     EFFECT: disclosed device is environmentally safe and cheap. 
     6 cl, 2 dwg
Patent RU-2745959-C1 (RU)
Title: Wireless communication method, terminal device, network device and network node
Inventor: CHZHAN CHzhi
IPC: H04W72/04
Filed: 2017-09-08
Granted: 2021-04-05
Abstract: FIELD: wireless communications.SUBSTANCE: proposed method includes the terminal calculating at least one power headroom report (PHR) to be reported to the first network node according to the transmitting channel on the first uplink between the terminal and the first network node wherein the first network node and the second network node act as a terminal device; and the terminal communicates said at least one calculated power headroom report (PHR) to the first network node via the first uplink.EFFECT: technical result is ability to implement proper configuration or planning of the terminal device by means of a network node or network device.14 cl, 11 dwg
Patent RU-2750859-C1 (RU)
Inventor: Naumov Viktor Borisovich
IPC: G06K9/62
Filed: 2020-05-14
Granted: 2021-07-05
Abstract: Изобретение относится к технике защиты от несанкционированного доступа посторонних лиц путем идентификации личности. Технический результат заключается в повышении защищенности идентификатора. Способ многофакторной динамической идентификации, заключающийся в определении значений, выбранных для идентификации не менее двух биометрических характеристик физического лица, передаче их лицу, допускающему к определенным ресурсам, кодировании значений каждой биометрической характеристики в одинаковых форматах, передаче кода в качестве запроса, расшифровке его лицом, допускающим к определенным ресурсам, и проведении аутентификации полученных значений биометрических характеристик с ранее переданными идентифицированным лицом образцов значений, отличающийся тем, что после выбора биометрических характеристик идентифицируемым лицом и лицом, допускающим его к определенным ресурсам, первым определяется последовательность следования кодов биометрических характеристик в запросе о доступе, изменение ее ЛДР и направление обратно ИЛ, который направляет запрос в виде соединения значений, соответствующих значениям кодов биометрических характеристик.
Patent RU-2740074-C1 (RU)
Inventor: RAVELLI EMMANUEL
IPC: G10L21/0224
Filed: 2018-11-06
Granted: 2021-01-11
Abstract: FIELD: audio signal processing means. 
     SUBSTANCE: method comprises filtering temporal noise generation (TNS) of an information signal which includes a plurality of frames. For each frame, selecting (S34) between filtering by first filter (14a) and filtering by second filter (15a), impulse response of which has lower energy, based on frame metric, wherein second filter (15a) is not an identity filter. Frame is filtered using filtration selected between filtration by first filter (14a) and filtration by second filter (15a). First filter (14a) is modified to produce second filter (15a) with reduced pulse response energy. 
     EFFECT: technical result is higher efficiency of audio encoding. 
     22 cl, 14 dwg
Patent RU-2757456-C1 (RU)
Title: Method for processing the bottom-hole zone of a productive layer saturated with hydrocarbons with residual highly mineralised pore water
Inventor: Ryabkov Ivan Ivanovich
IPC: E21B43/22
Filed: 2020-07-27
Granted: 2021-10-18
Abstract: FIELD: petroleum industry. 
     SUBSTANCE: invention relates to the petroleum industry, in particular, to intensification of the inflow of hydrocarbons by means of acidic treatment of a productive layer during development and operation of boreholes drilled on structurally complex horizons buried under conditions of low temperatures and containing halite salts in the mineral composition of rocks and residual highly mineralised water with a content of chloride salts of more than 150 g/l in the void of fluid-conducting collectors. The method for processing the bottom-hole zone of a productive layer saturated with hydrocarbons with residual highly mineralised pore water includes injection of an acid composition into the layer, technological sustaining after injection, and commissioning of the borehole. Prior to acidic treatment, a desalting agent - fresh water with an added surface-active agent - is injected into the bottom-hole zone in a concentration of 0.1 to 2 wt.% calculated as 3 to 5 pore volumes of the productive layer per 1 m of the effective petroleum-saturated thickness penetrated by perforation. The acid composition with the added surface-active agent in an amount of 0.1 to 2 wt.%  is then injected into the bottom-hole zone of the layer. The productive layer is sustained for 8 to 16 hours after acidic treatment. The reaction products are extracted from the borehole, and then the borehole is killed by a saline solution with a surface-active agent, commercial petroleum, or a hydrocarbon-based liquid. 
     EFFECT: deep cleaning of the bottom-hole zone of the productive layer without deposition, increase in the efficiency of acidic treatment, increase in the flow rate of the borehole. 
     1 cl, 3 tbl
Patent RU-2744355-C1 (RU)
Inventor: Andreev Vyacheslav Michailovich
IPC: H01L31/054
Filed: 2020-08-04
Granted: 2021-03-05
Abstract: FIELD: photoelectric modules.  
     SUBSTANCE: design of the concentrator photovoltaic module belongs to solar energy, and can be used in the electronics industry to convert light energy into electrical energy. The concentrator photovoltaic module includes a front translucent panel (1), a rear aluminum panel (2), side walls (3). A concentric Fresnel lens (4) is formed on the inner surface of the frontal translucent panel (1). On the inner surface of the rear aluminum panel (2), a heat-conducting electrical insulating board (5) is fixed. On the board (5), a photoelectric converter (6) is mounted, installed at the focus of the Fresnel lens (4). On the outer surface of the rear aluminum panel (2), there is a dehumidification device (7) filled with granules of a regenerative moisture-absorbing material (8). The dehumidifier (7) is located between the rear aluminum panel (2) and the bottom base (9). The volume of the dehumidifier (7) is (20-30) % of the volume of the module above its rear panel (2). Inside the device (7), aluminum sealed partitions (10) are installed parallel to its two opposite side walls (3). The ends of the sealed partitions (10) in a staggered manner are spaced with a gap from the opposite side walls (3), forming a zigzag channel (11) for air. A dust filter (12) is inserted into the opening of the rear aluminum panel (2), and a hydrophobic filter (13) is inserted into the opening of the lower base (9). Filters (12) and (13) are installed adjacent to opposite side walls (3) and are connected by said zigzag channel (11). 
     EFFECT: design of the concentrator photovoltaic module, made according to the invention, provides an increase in the power generation of the module by increasing the rate of drying the air entering the module and preventing condensation from falling out in the internal volume of the module. 
     4 cl, 5 dwg
Patent RU-2765546-C1 (RU)
Title: Composite material for filling bone defects, containing an alginate-chitosan polyelectrolyte complex
Inventor: Golovanova Olga Aleksandrovna
IPC: A61L27/20
Filed: 2020-08-05
Granted: 2022-02-01
Abstract: FIELD: medicine. 
     SUBSTANCE: invention relates to the field of medicine and creation of new biomedical materials usable in creation of materials for orthopedics and traumatology. Proposed is a composite material for filling bone defects, containing a mixture of calcium phosphates, contained in the total mass whereof are: hydroxylapatite (HA) - 20%, brushite - 30%, octacalcium phosphate (OCP) - 50%, and additionally containing an alginate-chitosan polyelectrolyte complex (PEC), at the following ratio of components,  wt.%: PEC 30÷50, the mixture of calcium phosphates 70÷50. PEC constitutes a mixture of 1:1 to 2% aqueous suspension of sodium alginate and 2% solution of chitosan in 0.5% acetic acid. 
     EFFECT: creation of a biocompatible composite material based on a mixture of calcium phosphates in the volume of an alginate-chitosan matrix. 
     1 cl, 2 dwg, 1 tbl
Patent RU-2747482-C1 (RU)
Inventor: KURKIN VLADIMIR ALEKSANDROVICH
IPC: A61K36/52
Filed: 2020-09-04
Granted: 2021-05-05
Abstract: FIELD: pharmaceuticals.SUBSTANCE: invention relates to the pharmaceutical industry, namely, to a method for quantifying the amount of flavonoids in walnut leaves. A method for quantifying the amount of flavonoids in walnut leaves by extracting raw materials with organic solvents followed by sample preparation and determining the optical density by differential spectrophotometry is the single extraction of raw materials. Ethyl alcohol is used as a solvent extraction agent at a concentration of 80% in the ratio of raw materials: solvent extraction agent 1:30. Extraction time is extraction in a boiling water bath for 30 minutes. The degree of grinding of raw materials is 2 mm. Aluminum chloride is added to the extraction for the complexation reaction for 40 minutes. The quantifying the amount of flavonoids in walnut leaves is carried out at a wavelength of 412 nm in terms of rutin. The content of the amount of flavonoids, X as a percentage, in terms of rutin and absolutely dry raw materials is calculated by the formula. In the absence of a standard sample of rutin, it is advisable to use the theoretical value of the specific absorption index at 412 nm - 240:.EFFECT: method allows quantifying the amount of flavonoids in the walnut leaves in terms of rutin.1 cl, 3 dwg, 3 tbl, 2 ex
Patent RU-2747377-C1 (RU)
Title: Способ компенсации помеховых сигналов в комбинированной адаптированной антенной решетке
Inventor: MARKIN VIKTOR GRIGOREVICH
IPC: H01Q21/00
Filed: 2020-10-15
Granted: 2021-05-04
Abstract: Изобретение относится к антенной технике и может быть использовано в радиотехнических системах навигации при приеме навигационных сигналов навигационной аппаратурой потребителя глобальной навигационной спутниковой системы (НАП ГНСС) в условиях воздействия преднамеренных помех. Целью изобретения является повышение отношения сигнал/помеха на выходе адаптивной антенной решетки. Поставленная цель достигается формированием чистого выходного сигнала, содержащего в основном навигационные сигналы, в результате вычитания из принятых центральным антенным элементом, имеющим диаграмму направленности, близкую к равномерной в верхней полусфере, навигационных сигналов и помеховых сигналов результирующего компенсирующего сигнала, полученного путем суммирования компенсирующих помеховых сигналов каждого канала, сформированных в блоках комплексного взвешивания сигналов диаграммообразующей схемы умножением сигналов периферийных антенных элементов, имеющих диаграмму направленности с минимумом в вертикальной плоскости и максимумом в горизонтальной плоскости и принимающих в основном помеховые сигналы, на весовые коэффициенты, полученные от адаптивного устройства, где они рассчитываются на основе входных сигналов периферийных антенных элементов и выходного сигнала антенной решетки. Техническим результатом при реализации заявленного решения является возможность компенсировать помеховые сигналы, значительно превышающие уровень полезных навигационных сигналов, и выделить полезные навигационные сигналы за счет повышения отношения сигнал/помеха на выходе адаптивной антенной решетки. 8 ил.
Patent RU-2763842-C1 (RU)
Title: Method for increasing metabolism and nonspecific resistance in farm animals
Inventor: SEIN OLEG BORISOVICH
IPC: A61P1/14
Filed: 2021-01-13
Granted: 2022-01-11
Abstract: FIELD: veterinary medicine.  
     SUBSTANCE: invention relates to veterinary medicine and can be used as a method for increasing metabolism and nonspecific resistance in farm animals. The method involves feeding the probiotic Enzymsporin and consists in the fact that the diet includes microcapsulated Enzymsporin in combination with microcapsulated Dorogov’s antiseptic stimulant, fraction 2 (ASD-2f), respectively, in doses of 0.05 g per 1 kg of body weight and 0.05 g per 1 kg of body weight, which are fed once a day for 30 days every other day.  
     EFFECT: invention provides development of a new method that has a complex corrective effect on the metabolism and nonspecific resistance of the body of domestic animals.  
     1 cl, 2 ex, 6 tbl
Patent RU-2756841-C1 (RU)
Title: Magnetic film strip resonator frequency multiplier
Inventor: Beliaev Boris Afanasevich
IPC: H03B19/00
Filed: 2021-03-26
Granted: 2021-10-06
Abstract: FIELD: microwave technology. 
     SUBSTANCE: invention relates to microwave technology and is intended to multiply the frequency of microwave signals in communication systems, radar, radio navigation, various measuring and special radio equipment. The frequency multiplier on a strip resonator with a magnetic film contains a metal base serving as a screen, segments of microstrip lines and a thin magnetic film deposited on a substrate, and the strip conductors of the segments of microstrip and asymmetric strip lines form a half-wave irregular resonator in the form of the letter "P", wherein the dimensions of all its strip conductors are selected in such a way that the resonant frequency of the second oscillation mode of the resonator is exactly twice the resonance frequency of its first oscillation mode  f   1 , and the resonance frequency of the third oscillation mode is not a multiple of the frequency  f   1 , while a thin magnetic film is located between the conductors of the segments single-ended overhead stripline lines and a resonator shield, and the output signal is picked up at the point where the voltage node is located for the input signal 
     EFFECT: increasing the conversion factor of the device and reducing the size while maintaining radiation resistance. 
     1 cl, 4 dwg
Patent RU-2756678-C1 (RU)
Title: Method for obtaining a nanopowder of complex nickel-cobalt oxide with a spinel structure
Inventor: VLADIMIROVA ELENA VLADIMIROVNA
IPC: C01G51/04
Filed: 2021-04-01
Granted: 2021-10-04
Abstract: FIELD: nanopowders synthesis. 
     SUBSTANCE: invention relates to the synthesis of nanopowders of mixed nickel-cobalt oxide composition NiCo 2 O 4  with a spinel structure, which is a promising material for supercapacitors, anodes of lithium-ion batteries and other electrochemical energy storage due to high conductivity and redox activity. A method for producing a nanopowder of a complex nickel-cobalt oxide composition NiCo 2 O 4  with a spinel structure includes obtaining an aqueous solution of nickel and cobalt nitrates followed by heat treatment in the presence of water vapor at an elevated temperature, while Ni(NO 3 ) 2 ⋅6H 2 O and Co(NO 3 ) 2 ⋅6H 2 O in a molar ratio of 1:2, respectively, wherein the resulting solution is kept at a temperature of 60-80°С until the water is completely removed, and the heat treatment is carried out at a temperature of 300-400°С in a stream of water vapor, which is supplied at a rate of 130-190 ml/min, while the resulting gaseous products are discharged into a container filled with water, with constant control of the electrical conductivity of the solution formed in the container, until constant values of electrical conductivity are obtained, after which the steam supply is stopped and kept for 2-3 hours at a temperature of 300-400°С and the resulting product is removed. 
     EFFECT: proposed method is simple and technological. 
     1 cl, 4 dwg, 2 ex
Patent RU-2767837-C1 (RU)
Inventor: KHARITONOV VLADISLAV PETROVICH
IPC: E04C2/284
Filed: 2021-04-16
Granted: 2022-03-22
Abstract: FIELD: construction materials.  
     SUBSTANCE: invention relates to devices of sandwich-type construction panels used in industrial and civil construction for the manufacture of external enclosing structures of walls, coverings and floors, including underfloor heating, and is intended for prefabricated buildings in the Arctic, Antarctica, the Far North and the Far East, in areas with permafrost soils and low outdoor temperatures, as well as in areas with a temperate climate. In the installation of the construction panel of the heat-protective fence of a building or structure for underfloor heating, including external and internal cladding made of aluminum or steel profiled sheets, and a layer of insulation made of polystyrene foam or mineral wool placed between them, heat distribution plates with pipes laid in them are placed between the outer cladding and the insulation layer, containing refrigerant under pressure and combined in a sealed circuit with pipes going inside the room for connection to the refrigeration unit as an evaporator, while heat distribution plates with pipes stacked in them containing refrigerant under pressure and combined in a sealed circuit with pipes going inside the room for connection to the refrigeration unit as a condenser are placed between the inner lining and the insulation layer, and the pipes for connection to the refrigeration unit are equipped with shut-off valves with plugs, and the pipes are filled with refrigerant.  
     EFFECT: expansion of the range of solutions for construction works in the permafrost regions.  
     3 cl, 3 dwg