baber/WOPTO huggingface dataset:
Patent RU-2716299-C1 (RU)
Title: Modular thermal air curtain for protection of gate openings with variable vector of air jet direction and adjustable width of slot
Inventor: KUZMICHEV ALEKSEJ VASILEVICH
IPC: F24F9/00
Filed: 2019-08-07
Granted: 2020-03-11
Abstract: FIELD: use of air flows for screening. 
     SUBSTANCE: modular thermal air curtain is installed in the building gate horizontally at the upper jet supply, vertically with one-way or with two-way supply of the jet, includes a heater, fan, air ducts, air intake switching valve, air distributor arranged vertically or horizontally relative to the opening. Air distributor consists of modules with length of up to 1 m, at the same time the number of air distributor modules cover the length of the door opening as to height or width depending on the installation method in the gate opening. Each module is made in the form of built-in hollow cylindrical surfaces, wherein internal fixed housing has the shape of cylindrical sector with value of section of 72–75°, and outer surface of module is made in form of cylindrical sector with cut to width of 200 mm along its length and with installed on outer housing surface and tightly adjacent to it guides along entire length, adjusting width of slot, with guide nozzles fixed at ends of guides, forming flat air jet, width of slot varies by movement of guides along surface of external cylinder with value from 50 to 200 mm, and outer cylinder of module has a sector of rotation relative to internal fixed housing of cylinder by angle of 72–75° and is limited by cut on inner fixed cylinder housing, at that, the guides extreme positions are limited by the internal fixed cylinder cutting edges and the spring cylinder cutting edges, and the air distributor fixed airframe housing is oriented relative to its central axis and the plane parallel to the gate opening so, that the angle between this plane and the plane formed by the central cylinder axial line and the central cylinder cut edge line, makes 60°, outward facing the building, and 12–15° to inner premises of the building. Direction of the air jet vector is changed by turning the outer surface of the module relative to the fixed central cylinder within 72–75°. 
     EFFECT: modular thermal air curtain is proposed for protection of gate openings with variable vector of air jet direction and adjustable width of sliding-blade and mixing type. 
     1 cl, 2 dwg
Patent RU-2729214-C1 (RU)
Title: Регулируемое сверхзвуковое сопло турбореактивного двигателя
Inventor: Demchenko Aleksandr Valerevich
IPC: F02K1/12
Filed: 2019-09-04
Granted: 2020-08-07
Abstract: Изобретение относится к области авиационного двигателестроения, а именно к конструкции реактивных сопел турбореактивных двигателей (ТРД). Изобретение позволит улучшить охлаждение как поворотных створок, так и секций экрана корпуса сопла, что повышает надежность его работы. Регулируемое сверхзвуковое сопло ТРД содержит корпус с теплозащитным экраном, образующим с корпусом канал для прохождения охлаждающего воздуха, выполненным в виде секций с боковыми отбортовками, размещенных в окружном направлении, и шарнирно прикрепленные к корпусу створки с экранами. Секции экрана корпуса выполнены в виде литых деталей с продольными ребрами жесткости и с поперечными полками, снабженными фланцами для крепления их к заднему фланцу корпуса реактивного сопла вместе со створками с экранами. Передние торцы секций установлены с образованием щели для направления части охлаждающего воздуха вдоль поверхности секции со стороны горячих газов. 4 ил.
Patent RU-2709087-C1 (RU)
Title: Waste water treatment plant
Inventor: ULANOVSKIJ YAKOV BENEDIKTOVICH
IPC: C02F3/06
Filed: 2019-09-23
Granted: 2019-12-13
Abstract: FIELD: water treatment. 
     SUBSTANCE: invention relates to water treatment and can be used as compact structure for separation of sludge and post-treatment of waste waters of settlements, small towns, separate sewage facilities to regulatory requirements. Wastewater treatment plant comprises a housing including central and peripheral parts, flotation sludge separator 1 arranged in central part of housing, equipped with scraper 5 installed in upper part of floatation sludge separator 1, and collector with sludge discharge pipeline 6, devices for supply of sludge mixture and water 3, saturated air, as well as overflow for water separated from sludge, and bioreactor 9 with submerged filtering charge 13 for post-treatment of water separated from sludge, arranged in peripheral part of housing, connected to floatation sludge separator 1 through overflow for water separated from sludge and equipped with pipeline for discharge of after-treated water 18, aeration and regeneration systems 16. 
     EFFECT: invention allows reducing dimensions of the capacitance structure and improving the quality of purified water. 
     9 cl, 2 dwg
Patent RU-2737557-C1 (RU)
Title: Dopamine producer
Inventor: Petrov Sergej Anatolevich
IPC: C12R1/085
Filed: 2019-10-14
Granted: 2020-12-01
Abstract: FIELD: biotechnology. 
     SUBSTANCE: invention relates to the biotechnology. Disclosed is an agent for producing dopamine - Bacillus cereus strain VKPM V-12401, which produces dopamine. 
     EFFECT: invention provides a wider range of products for producing dopamine used in biological preparations of directed action. 
     1 cl, 1 tbl
Patent RU-2741512-C1 (RU)
Inventor: VOLKOV STEPAN STEPANOVICH
IPC: B60H1/00
Filed: 2019-10-14
Granted: 2021-01-26
Abstract: FIELD: automotive industry.SUBSTANCE: invention relates to automotive industry and can be used to improve engine reliability by diagnosing cooling fluid circulation in cooling system of internal combustion engine. Liquid level indicator in the expansion tank contains a capacitor sensor, a differential amplifier, an alternating signal generator, an indicator, additionally equipped with a signal former, and the sensor is made of two capacitors consisting of plane-parallel conductive plates rigidly connected to the cover of the expansion tank. One condenser is located at closed cover of tank in position of maximum allowable level of liquid, and second - in position of minimum allowable level of liquid in expansion tank and inclined relative to vertical axis of tank. Electric outputs of capacitor plates are brought out through the cover of the tank, connected to the alternating signal generator and to the inputs of the signal former, the outputs of which are connected to inputs of the differential amplifier, the output of which is connected to the indicator.EFFECT: higher reliability of sensor operation and improved conditions of maintenance of capacitor signal sensor.1 cl, 1 dwg
Patent RU-2741183-C1 (RU)
Title: Насос объёмного действия планетарной ролико-лопастной схемы для абразивных сред
Inventor: Palchenko Nikita Vyacheslavovich
IPC: F04C2/113
Filed: 2019-12-31
Granted: 2021-01-22
Abstract: Изобретение относится к авиационной технике и может быть использовано при разработке или модернизации систем смазки и охлаждения трансмиссии несущих винтов и других агрегатов для винтокрылых летательных аппаратов любой схемы, а также в других отраслях. Насос объемного действия планетарной роликолопастной схемы содержит корпус (6) с установленным в нем ротором (1) с разделительными роликами (2) с ребордой (3). На каждом ролике (2) установлен синхронизатор, состоящий из эпицикла (4) и сателлитов (5). Ролики (2) снабжены впадинами. Корпус (6) снабжен разделительными лопатками. В корпусе (6) выполнена полость с отверстиями, соединенная с трубопроводом, подающим рабочую жидкость, также корпус содержит полость с отверстиями для слива рабочей жидкости и запирающую полость. Изобретение направлено на получение надежной конструкция насоса, позволяющей при максимальной удельной мощности без потери КПД обеспечить высокую абразивную стойкость агрегата. 4 з.п. ф-лы, 3 ил.
Patent RU-2731016-C1 (RU)
Title: Extraction mixture for extracting cesium and americium from alkaline solutions
Inventor: SMIRNOV IGOR VALENTINOVICH
IPC: C01G56/00
Filed: 2020-02-11
Granted: 2020-08-28
Abstract: FIELD: waste processing and disposal.SUBSTANCE: invention relates to the field of development of effective extraction agents for extraction of long-lived radionuclides, particularly cesium and americium, from alkaline media and can be used in extraction technologies of alkali radioactive wastes processing. An extraction mixture containing p-isononylkalix[6 or 8]arene dissolved in a mixed organic solvent containing limiting hydrocarbon and a polar organic component in amount of 5–20 % by volume is used.EFFECT: invention enables to develop an extraction mixture for combined extraction of cesium and americium from alkaline solutions with a higher degree of recovery, suitable, including for extraction processing of RAW.3 cl, 3 tbl
Patent RU-2733380-C1 (RU)
Inventor: BELOV EVGENIJ ANATOLEVICH
IPC: C07C7/05
Filed: 2020-04-29
Granted: 2020-10-01
Abstract: Предложен способ выделения пропилена из пропан-пропиленовой фракции методом ректификации, включающий подачу пропан-пропиленовой фракции в ректификационную колонну, состоящую из отпорной и укрепляющей секций, вывод товарного пропилена с верха укрепляющей секции ректификационной колонны, отличающийся тем, что кубовый продукт отпарной секции ректификационной колонны с содержанием (% мас.) пропановой фракции – 70, пропиленовой фракции – 30 направляют в верхнюю часть дополнительной колонны разделения, где после ректификации в дополнительной колонне разделения верхний поток с содержанием (% мас.) пропиленовой фракции – 90, пропановой фракции – 10 направляют на конденсацию и далее отводят в поток пропан-пропиленовой фракции. Технический результат – улучшение показателей процесса выделения олефиновой фракции с повышенным содержанием основного вещества из углеводородного сырья за счет увеличения степени извлечения олефиновой фракции из исходного сырья. 2 ил., 1 табл., 2 пр.
Patent RU-2743310-C1 (RU)
Title: Three-medium vehicle
Inventor: GRIGOREV SERGEJ VASILEVICH
IPC: B60F5/02
Filed: 2020-05-12
Granted: 2021-02-17
Abstract: FIELD: transportation.SUBSTANCE: invention relates to amphibious vehicles that are capable of being transformed into flight vehicle of type aircraft. Three-medium vehicle comprises cockpit cabin and passenger cabin, rear propeller unit, retractable front and rear chassis wheels, folding right and left wing planes with tail part by means of rope mechanisms to form ground vehicle. Main chassis is located in fuselage centre and consists of two retractable legs with pairs of wheels. Wing planes are equipped with front and rear struts, propeller units located in front part of central sections of wing on elongated brackets and capable of receiving horizontal or vertical position. Two-keel tail part on lateral sides on rotary brackets has a screw-type unit configured to receive vertical or horizontal position.EFFECT: possibility of movement along ground, water and air with vertical take-off and landing, as well as on roads and territories of settlements.1 cl, 7 dwg
Patent RU-2739614-C1 (RU)
Inventor: Ilin Sergej Olegovich
IPC: B09B3/00
Filed: 2020-07-17
Granted: 2020-12-28
Abstract: FIELD: chemistry.SUBSTANCE: invention relates to chemistry of high-molecular weight compounds, specifically to a method of processing high-molecular components of heavy oil - asphaltenes into polymer products with useful properties to obtain polymer hot-melt adhesives with improved properties. Invention can be used in oil producing and oil refining enterprises, where asphaltenes are formed. Method for processing asphaltenes involves heating to melt components - a block copolymer of styrene with isoprene or a block copolymer of styrene with butadiene with asphaltene-free, their mixing in two-rotor mixer at rotation speed of rotors 30-100 rpm and production of glue-melt product. Ratio of components, wt%, is as follows: asphaltenes - 10-40; said block copolymer is the rest.EFFECT: increased degree of processing of asphaltenes, increased durability of adhesive joints and reduced cost of glue-melt, which provides high adhesion strength.1 cl, 1 tbl, 6 ex
Patent RU-2747190-C1 (RU)
Title: Зерноочистительная машина
Inventor: ORLOV ALEKSEJ ANDREEVICH
IPC: B07B1/42
Filed: 2020-07-15
Granted: 2021-04-29
Abstract: Предложенное изобретение относится к сельскохозяйственному машиностроению и может использоваться в машинах для очистки зерна во всех отраслях народного хозяйства. Устройство зерноочистительная машина содержит раму, два решетных стана примерно одинаковой массы, расположенные один над другим, а к раме решетные станы прикреплены с помощью подвесок и стоек, при этом приводной вал для придания решетным станам плоскопараллельных и противофазных колебаний установлен между ними, причем шатуны, передающие движение от вала решетным станам, присоединены к верхнему решетному стану в районе его днища, а к нижнему решетному стану - в районе его крышки. На приводном валу установлен противовес так, что при нахождении решетных станов в среднем положении противовес находится внизу. Технический результат - повышение динамической уравновешенности зерноочистительной машины. 1 ил.
Patent RU-2753074-C1 (RU)
Title: Holding plate with sealing element
Inventor: SAUER RALF
IPC: A47L9/14
Filed: 2019-02-20
Granted: 2021-08-11
Abstract: FIELD: engineering elements. 
     SUBSTANCE: invention relates to a holding plate (2) for a filtering bag of a vacuum cleaner, comprising a base plate with a through hole (3) located therein and a sealing element (4) located at the edge of the through hole (3), wherein the sealing element (4) comprises at least one extruded film made of a thermoplastic elastomer (TPE). 
     EFFECT: technical result is production of a holding plate that can be used in a vacuum cleaner. 
     11 cl, 2 dwg
Patent RU-2743062-C1 (RU)
Inventor: Davydenko Sergej Anatolevich
IPC: G02F1/153
Filed: 2020-09-15
Granted: 2021-02-15
Abstract: Изобретение относится к стеклам транспортных средств и предназначено для изготовления электрохромных автомобильных стекол. Автомобильное стекло с изменяющейся прозрачностью содержит первый и второй наложенные друг на друга стеклянные листы, на смежных поверхностях которых выполнены электропроводящие слои, между которыми размещено электрохромное рабочее вещество. К электропроводящим слоям закреплены шины подключения источника электропитания. Все стеклянные листы и электропроводящие слои являются полностью или частично прозрачными по крайней мере в части видимого спектра оптического излучения. Автомобильное стекло снабжено термовыключателем, выполненным с возможностью отключения или значительного снижения подачи электропитания на упомянутые шины при превышении рабочим веществом порогового значения температуры, меньшего температуры деградации электрохромного рабочего вещества. Предотвращается деградация электрохромного рабочего вещества при использовании автомобильного стекла. 11 з.п. ф-лы, 3 ил.
Patent RU-2758671-C1 (RU)
Title: METHOD FOR PRODUCING NANOSTRUCTURED DOUBLE HYDROXIDES BASED ON ALUMINIUM AND ALKALINE EARTH METALS SUCH AS MAGNESIUM OR CALCIUM, EXHIBITING THE PROPERTY OF INCREASING THE pH OF A CELLULAR MEDIUM, AND NANOSTRUCTURES PRODUCED THEREBY
Inventor: LOZHKOMOEV ALEKSANDR SERGEEVICH
IPC: A61K31/00
Filed: 2020-12-08
Granted: 2021-11-01
Abstract: FIELD: medicine. 
     SUBSTANCE: invention relates to medicine, namely, to agents increasing the pH of the microenvironment of cells or bacteria for conducting more effective chemotherapy or antibiotic therapy. Proposed is a method for producing a nanostructured double hydroxide based on aluminium and alkaline earth metals such as magnesium with the chemical formula MgO/MG 2 Al(OH) 7  or calcium with the chemical formula CaO/Ca 2 Al(OH) 7 , exhibiting the property of increasing the acidity of the cellular medium in the range of pH values from 8.3 to 11.5, including hydrolysis of an Al/AlN composition powder in solutions of salts of the above alkaline earth metals. The invention also relates to a nanostructured double hydroxide based on aluminium and magnesium with the chemical formula MgO/MG 2 Al(OH) 7 , to a nanostructured double hydroxide based on aluminium and calcium with the chemical formula CaO/CA 2 Al(OH) 7 , and to an application thereof as a medicinal product enhancing the antitumour activity and potentiating the effect of a chemotherapeutic preparation by changing the pH of the microenvironment of the tumour cells. 
     EFFECT: reduction in the concentration of the product and improved effectiveness of action thereof. 
     16 cl, 10 dwg, 4 ex
Patent RU-2762469-C1 (RU)
Title: Axial control valve
Inventor: Zhitkov Sergei Vladimirovich
IPC: F16K3/24
Filed: 2021-01-14
Granted: 2021-12-21
Abstract: FIELD: control equipment. 
     SUBSTANCE: invention relates to axial pipeline control valve designed to regulate the flow rate or pressure of a working medium; it can be used in pipelines for various purposes when pumping various types of media in any industry. The control valve contains rectilinear tubular case (1) with inlet (2) and outlet (3) nozzles and radial hole (4), and regulating device (6), which includes hollow case (7) of the regulating device installed coaxially inside tubular case (1) and having a closed end part and radial holes (8) on the side of outlet pipe (3) for the medium to exit into a cavity of tubular case (1); hollow sleeve (9) installed coaxially inside case (7) of the regulating device with the possibility of passing through its cavity of the medium and rotating relatively to the axis of case (7) of the regulating device, while on the side of outlet pipe (3), sleeve (9) has a closed end part and radial holes (10) for the exit of the medium, placed with the possibility of combining with radial holes (8) of case (7) of the regulating device; and drive element (12) for rotating the sleeve, placed in radial hole (4) of tubular case (1). Case (7) of the regulating device has first area (7a), which is adjacent to a wall of tubular case (1), and second area (7b), which is placed with a gap relatively to the wall of tubular case (1), forming a channel for the passage of the medium, while radial holes (8) of case (7) of the regulating device are made in its second area (7b).  
     EFFECT: invention is aimed at improving the accuracy of regulation, reducing the required power for regulation, reducing pressure losses in the valve, simplifying the design, reducing wear of elements, reducing weight and size characteristics, as well as improving the reliability and service life of equipment. 
     7 cl, 1 dwg
Patent RU-2758760-C1 (RU)
Inventor: ISLAMOV RUSTEM ROBERTOVICH
IPC: A61K35/51
Filed: 2021-01-22
Granted: 2021-11-01
Abstract: FIELD: medicine. 
     SUBSTANCE: invention relates to medicine, namely to traumatology. In order to treat traumatic spinal cord injury, gene therapy and epidural electrical stimulation are performed. First, four hours after the spinal cord injury, 2×10 6  genetically modified mononuclear human umbilical cord blood cells, overexpressing recombinant human genes, encoding neurotrophic factors, namely vascular endothelial growth factor VEGF and glial cell derived neurotrophic factor GDNF and the neuronal cell adhesion molecule NCAM, are injected intrathecally. Then, after spinal shock relief, two-level epidural electrical stimulation of the spinal cord with a unidirectional current with a frequency of 25 to 35 Hz, a current strength of 7 to 25 mA and a pulse duration of 0.2 ms is started using a Digitimer DS7A electrical stimulator in the morning, wherein the procedure includes stimulation above the injury at the C5 vertebra level, and in the evening, wherein the procedure is aimed at excitation of stepping generators below the injury at the L2 vertebra level simultaneously with exercising on a treadmill. 
     EFFECT: method ensures effective neurorehabilitation of patients with spinal cord injury. 
     1 cl, 1 ex
Patent RU-2760809-C1 (RU)
Title: Reinforcing wire with spiral profile
Inventor: ZARETSKY LEV MARKOVICH
IPC: E04C5/03
Filed: 2018-03-01
Granted: 2021-11-30
Abstract: FIELD: construction materials.  
     SUBSTANCE: invention can be used in the production of prestressed reinforcement for reinforcing concrete products and provides the highest possible adhesion to concrete in any potentially possible direction of displacement, a high level of specific strength, relaxation and fatigue resistance. In a reinforcing wire with a spiral profile, three ruled surfaces are applied on the surface along a helical line, separated by sections of a cylindrical surface. On the ruled surfaces, trapezoidal projections are located at an angle in the direction opposite to the direction of the helical line of the arrangement of the ruled surfaces themselves.  
     EFFECT: extension of the range of solutions for concrete reinforcement.  
     3 cl, 2 dwg
Patent RU-2768742-C1 (RU)
Title: Method of producing heterogeneous biocatalyst based on papain immobilized on ion-exchange resins
Inventor: Kholyavka Marina Gennadevna
IPC: C12N11/08
Filed: 2021-05-26
Granted: 2022-03-24
Abstract: FIELD: biotechnology. 
     SUBSTANCE: invention relates to biotechnology and is a method of producing a heterogeneous biocatalyst based on papain immobilized on ion-exchange resins, including adsorption immobilization of papain in a buffer solution on an ion-exchange resin matrix, incubation at room temperature, washing formed precipitate with a buffer, wherein immobilization is carried out on a matrix of air-dry ion-exchange resin AV-16-GS, and the buffer solution for immobilisation is 0.05 M phosphate buffer. 
     EFFECT: disclosed is a method of producing a heterogeneous biocatalyst based on papain immobilized on ion-exchange resins. 
     1 cl, 5 dwg, 1 ex
Patent RU-2768302-C1 (RU)
Title: Method for receiving signals from inductive coupling line with compensation of interference from traction current and device for its implementation
Inventor: TABUNSHCHIKOV ALEKSANDR KONSTANTINOVICH
IPC: B61L25/06
Filed: 2021-09-10
Granted: 2022-03-23
Abstract: FIELD: railway automation. 
     SUBSTANCE: inventions group relates to railway automation and telemechanics, namely to methods and means for receiving signals from an inductive coupling line with compensation for interference from traction current. The method consists in additionally continuously calculating the sum of the EMF induced in each of the sensors from interference; calculate the value of the sum of the interference asymmetry coefficient in the inductive coupling line and the asymmetry coefficient of the geometric position and electrical parameters of the receiving coils and/or Hall sensors as a percentage of the resulting interference EMF to the sum of the EMF induced in each of the sensors from interference; measuring before the first wheelset of the railway rolling stock by induction method and/or using the Hall effect by means of at least one sensor the electromagnetic field near the conductor or conductors of the contact network; determine the EMF level of interference compensation by adjusting the level of EMF interference induced from the conductor or conductors of the contact network, in accordance with the calculated sum of the interference asymmetry coefficient in the inductive communication line and the asymmetry coefficient of the geometric position and electrical parameters of the receiving coils and/or Hall sensors; subtracting from the sum of the resulting interference emf and the useful signal the magnitude of the interference compensation emf; the result is transmitted to the input of the locomotive receiver. 
     EFFECT: decrease in the number of failures in the operation of on-board equipment of automatic locomotive signaling in the presence of asymmetry in the inductive coupling channel. 
     4 cl, 1 dwg