baber/WOPTO huggingface dataset:
Patent RU-2736108-C1 (RU)
Title: Method of producing copper ultrafine electrolytic powder
Inventor: Korolev Aleksej Anatolevich
IPC: B22F9/16
Filed: 2019-12-30
Granted: 2020-11-11
Abstract: FIELD: chemistry. 
     SUBSTANCE: invention relates to production of copper ultrafine electrolytic powder. Method involves electrolysis to obtain a copper powder, drying the obtained powder, grinding and classification. Electrolysis is carried out with soluble copper anode in electrolyte with temperature from 45 to 55 °C at concentration of sulphuric acid from 90 to 160 g/dm 3 , chloride ions from 20 to 60 mg/dm 3  and copper sulphate in terms of copper from 5.0 to 10.0 g/dm 3 . Cathodes are used in the form of copper rods with diameter from 8 to 12 mm at cathode current density from 3,100 to 3,700 A/m 2 . Copper powder obtained during electrolysis is dissected, after drying and grinding, through meshes with mesh size from 20 to 71 mcm to obtain powder with average particle size (D50) from 7 to 14 mcm, which is then subjected to air classification at rotor rpm from 600 to 2200 rpm and fan power from 70 to 100 %. 
     EFFECT: obtaining copper powder of fractions with average particle size (D50) from 3 to 7 mcm with allowance ± 0_75 mcm and 8–9 mcm with allowance ±1 mcm. 
     1 cl, 3 tbl, 5 ex
Patent RU-2743796-C1 (RU)
Inventor: KOROTKIJ IGOR ALEKSEEVICH
IPC: F25C1/12
Filed: 2020-01-09
Granted: 2021-02-26
Abstract: FIELD: chemistry. 
     SUBSTANCE: invention relates to equipment used in concentration of aqueous solutions and can be used in food, chemical and related industries to increase concentration of solutions by removing water. Cryo-concentrator of carrousel-type food fluids contains a heat-insulated container-cone bottom with a nozzle for draining the concentrate, a refrigerating machine, a heat heater. Cryo-concentrator has a product dosage device, additional crystallizer vessels and a bath. Bath is made in the form of a closed ring with solid bottom and lateral annular walls located on supports. In the lower part of the wall there is a horizontal carousel with a drive and a base of the carousel mounted on the inner annular wall of the bath. Carousel base is made in the form of cylinder with top cover. Refrigerating machine is installed in the lower part of the bath, and the device dosing the product is installed from above the bath. On the cylindrical wall of the base, guides are fixed in radial direction to accommodate the main and additional cylindrical heat-insulated containers-crystallizers with conical bottom. Heater is formed by blocks of plates, and rods are installed on base cover. Rods of blocks with plates arranged above each pair of blocks are fixed on the rods to close the corresponding crystallizer reservoir when the blocks are lowered into the vessel. Each unit consists of two separate independent plates, inside each of which there is a cavity for supply of heat- or coolant in them. Rods are made spring-loaded and are installed with the possibility of performing in process of rotation of reciprocal motion carousel in vertical plane by means of interaction through pushers with end disk-cam mounted inside the carousel base and representing a stepped ring fixed in the inner part of the bath, wherein rod pushers are arranged to support working surface of cam plate and to slide along disk-cam when substrate cover is turned. 
     EFFECT: invention ensures achievement of technical result, which consists in increase of productivity with possibility of continuous cryo-concentration process with simultaneous reduction of duration of auxiliary operations. 
     5 cl, 2 dwg
Patent RU-2737994-C1 (RU)
Inventor: GUILLOIS DENIS
IPC: F02K1/76
Filed: 2018-10-26
Granted: 2020-12-07
Abstract: FIELD: machine building.SUBSTANCE: invention can be used in blocking devices of cowl reverser of nacelle thrust. Locking device for cowl (1) of thrust reverser held by nacelle (4) comprises retainer (16) fixed on cowl, and hook (12) made with possibility of engagement with retainer (16). Hook (12) is connected to one end of resilient element (15), the other end of which is fixed on nacelle (4) for elastic displacement of hook (12) in position of engagement with retainer (16). Locking device includes support (6) attached to nacelle (4) and retaining means (7), (9) of locking/unblocking, arranged between hook (12) and support attached to nacelle (4). Locking/unlocking device (7), (9), on one side, is configured to move hook (12) relative to the support attached to nacelle (4), between a position, called a locking position, in which hook (12) is engaged with retainer (16) and exerts pressure on it, and a position, called unlocking position, in which hook (12) is free from retainer (16) or is simply in contact therewith, and to allow, on the other hand, the hook (12) to tilt in order to disengage it from the catch (16) or engage it thereinfor.EFFECT: disclosed are a nacelle and a method of unlocking a locking device with reduced unlocking time of the cowl.7 cl, 5 dwg
Patent RU-2742534-C1 (RU)
Title: Device for collecting colorado potato beetles
Inventor: GOLUBENKO VADIM MIKHAJLOVICH
IPC: A01M5/04
Filed: 2020-04-21
Granted: 2021-02-08
Abstract: FIELD: agriculture. 
     SUBSTANCE: invention relates to agriculture, in particular to devices for collecting the Colorado potato beetles from plants. The device comprises a frame on wheels, on which a shaking mechanism is installed and a collector of beetles and the larvae thereof. The shaking mechanism is made of two mesh drums of elastic material which are installed eccentrically so as to be capable of freely rotating and being adjusted in height. The device is provided with a suction element which generates an air flow which ensures the removal of the shaken beetles and larvae into a collector, a perforated barrier. The perforated barrier at the front and on the collector side is additionally provided with a rigid frame in the upper part along the perimeter with an aperture hollow polyethylene tube with lateral openings with the possibility of supplying compressed air flow along the entire front surface of the perforated barrier which ensures that the beetles and larvae are blown off into the collector when hit against the barrier. The upper hollow polyethylene tube is connected to the flexible tube of the air duct in the form of a hose connected to the air pipeline with a tap connected to the cavity of the nozzle of the suction element in the form of an impeller which provides compressed air at the command of the tractor control panel. 
     EFFECT: increased operating reliability of the device and increased high-speed thrust for quality of collecting beetles and the larvae thereof from the above part of potatoes. 
     1 cl, 4 dwg
Patent RU-2741237-C1 (RU)
Title: Способ планирования эндопротезирования пястно-фаланговых суставов у пациентов с системными заболеваниями кисти силиконовыми связанными эндопротезами
Inventor: Aleksandrov Timofej Igorevich
IPC: A61B17/56
Filed: 2020-05-13
Granted: 2021-01-22
Abstract: Изобретение относится к медицине, а именно к травматологии, ортопедии и хирургии кисти и может быть использовано для планирования эндопротезирования пястно-фаланговых суставов у пациентов с системными заболеваниями кисти силиконовыми связанными эндопротезами. Способ включает планирование опила на проксимальном сегменте на дистальном эпиметафизе и на дистальном сегменте на проксимальном эпиметафизе. Планирование опила перпендикулярно осям сегментов сустава. На рентгенограмме в прямой проекции определяют проекционное наложение дистального сегмента сустава на проксимальный сегмент сустава. Определяют наиболее проксимально расположенную точку (1) основания дистального сегмента сустава. Через точку (1) проводят линию (2) перпендикулярно оси проксимального сегмента сустава. От линии (2) в проксимальном направлении выполняют отступ на ширину суставной поверхности связанного силиконового эндопротеза проксимального сегмента сустава и проводят линию (3) перпендикулярно оси кости проксимального сегмента сустава. От точки (1) в дистальном направлении выполняют отступ на ширину суставной поверхности связанного силиконового эндопротеза дистального сегмента сустава и проводят линию (4) перпендикулярно оси кости дистального сегмента сустава. Преимущества предложенного способа, по сравнению с существующим, заключаются в том, что способ обеспечивает точный расчет ориентиров для опила суставов, что приводит к точной установке эндопротеза и, как следствие, снижается риск ограничения объема движений в суставе и повторного эндопротезирования. Способ обеспечивает уменьшение времени операции, снижает травматичность и время восстановления в послеоперационном периоде за счет дооперационного планирования опила. 1 пр., 7 ил.
Patent RU-2737536-C1 (RU)
Title: Гаситель энергии водного потока
Inventor: GOLUBENKO MIKHAIL IVANOVICH
IPC: E02B8/06
Filed: 2020-05-12
Granted: 2020-12-01
Abstract: Изобретение относится к гидротехнике и может быть использовано для гашения водного потока в концевых устройствах закрытых трубопроводов и туннельных водопропускных сооружений. Гаситель энергии водного потока включает подводящий напорный водовод 1. Вертикальная камера 2 выполнена в виде закрытого стакана с перегородками 3 и 8, состоящими из отдельных створок 4 и 9, установленных на осях 5 и 10 с возможностью поворота. Поворот створок 4 и 9 позволяет осуществлять заполнение вертикальной камеры 2. При этом створки 4 в перегородке 3 расположены в такой последовательности, что поворот их осуществляют в одну сторону, например влево, под углом, а створки 9 в перегородке 8 осуществляют - противоположно, например вправо, под углом. Вертикальная камера 2 в верхней части снабжена перепускным (выпускным) окном 6, установленным на уровне, совпадающем с отметкой дна отводящего лотка 7, дно которого соединено с отводящим трубопроводом 12 с регулируемой задвижкой 13. Вода, поступающая в вертикальную камеру 2, расщепляется (разделяется) на отдельные части, и направление движения воды зависит от положения поворотных створок 4 и 9, прижимающих выходящий под углом поток над перегородками 3 и 8 с выходными отверстиями вверх под крышку 7 стакана 2. Поток по высоте рабочей камеры 2 теряет энергию и успокаивается перед выпускным окном 6, после чего выходит в отводящий лоток 7. Технический результат заключается в повышении эффективности и надежности процесса интенсивного гашения кинетической энергии разделяемого потока и последующего соединения в каждой секции по высоте рабочей камеры, далее поток, дополнительно разделенный верхней перегородкой с поворотными створками, противоположно направляется непосредственно перед выпускным окном, поступает в отводящий лоток. 3 з.п. ф-лы, 1 ил.
Patent RU-2743005-C1 (RU)
Inventor: Makaryants Mikhail Viktorovich
IPC: G05D16/06
Filed: 2020-07-10
Granted: 2021-02-12
Abstract: FIELD: pneumatic automation devices.SUBSTANCE: invention relates to pneumatic automatic devices for space equipment and can be used also in various industries for operation with compressed gases, including with helium, if necessary to reduce gas pressure to a given value and automatically maintain this pressure within specified limits. In the disclosed pressure regulator, consisting of a housing with inlet and outlet nozzles and a fixed seat, shut off by a spring-clamped valve, a sensitive element, a loading spring placed in the cup and resting on a plate on the side surface of which grooves are made with fluoroplastic rings installed in them, an adjusting screw, a two-arm lever, axis of rotation of which is fixed in housing, according to invention in housing additional seat is installed with diameter of flow section, equal to diameter of passage section of above mentioned seat, overlapped with additional valve, axis of which is parallel to axis of initially said valve, and direction of pressing of valves to saddles is mutually opposite. Double-arm lever is made with equal arms: first arm by means of pushers via intermediate element rigidly fixed on it, on one side interacts with stock of sensitive element, on other side with pin of initially said valve, and second arm through intermediate element, fixed on it with possibility of rotation, on one side, alternately, depending on pressure, by means of spherical and threaded parts interacts with additional valve, on other side with spring installed in housing.EFFECT: providing high accuracy of outlet pressure at considerable change of inlet and high tightness on the seat when working with helium.1 cl, 3 dwg
Patent RU-2753549-C1 (RU)
Title: Method for producing heat-saving, moisture-resistant and fireproof coating
Inventor: SAMSONENKO SERGEJ TIKHONOVICH
IPC: C04B41/48
Filed: 2020-08-17
Granted: 2021-08-17
Abstract: FIELD: building. 
     SUBSTANCE: invention relates to the field of building, in particular, to combined coatings intended for protection against rotting of wood, mold of plastered surfaces, surfaces made of brick and concrete, and exhibiting fireproof properties. The composition for producing a heat-saving, moisture-resistant and fireproof coating protecting wood from rotting and plastered surfaces, brick and concrete from mold, includes a heat-saving component containing hollow ceramic microspheres with a specific mass of 450 to 750 kg/m 3 , a polymer latex binder, an anti-foaming agent and water as a filler, a moisture-resistant component containing polyurea, hollow glass and/or aluminosilicate microspheres with a particle diameter of 100 to 300 mcm, and at least one functional additive selected from the range including ammonium polyphosphate, wollastonite, microcalcite, silicon dioxide, and a fireproof component formed by uniform mixing of the foaming agent from a polymer emulsion which expands and foams, wherein the emulsion contains a self-crosslinking acrylate copolymer ensuring formation of a homogeneous mixture filled with a fire-resistant gas, with the following ratio of components, % wt.: the heat-saving component 45 to 50, the moisture-resistant component 20 to 25, the fireproof component 30 to 35. The invention is developed in the dependent claims. 
     EFFECT: creation of a universal coating composition with improved heat-saving, moisture-resistant and fireproof properties for protection of surfaces of any type. 
     8 cl
Patent RU-2755960-C1 (RU)
Inventor: Shtork Sergei Ivanovich
IPC: F03B15/08
Filed: 2020-10-01
Granted: 2021-09-23
Abstract: Изобретение относится к гидроэнергетике, а именно к микрогидротурбинам пропеллерного типа. В способе определения оптимального режима работы микрогидротурбины, состоящей из  гидравлического тракта, рабочего колеса с носиком обтекания 7, вала 2, статического завихрителя 3, узла управления поворотом лопастей гидротурбины, конического выходного патрубка 6, измеряют профили скорости в одном сечении. Микрогидротурбину помещают на измерительный стенд, с помощью лазерного доплеровского анемометра измеряют поле скорости в патрубке 6 на расстоянии 100 мм от носика обтекателя 7. Рассчитывают параметр крутки потока в этом сечении. При значении параметра крутки более 0,15 регулируют угол лопастей гидротурбины, скорость входящего потока и скорость вращения вала для уменьшения параметра крутки. Рабочее колесо приводят в движение через вал 2, соединенный с сервоприводом 1. Параметр крутки определяют по формуле. Изобретение направлено на создание простого и точного способа определения оптимального режима работы микрогидротурбины при заданных параметрах водного ресурса. 6 ил.
Patent RU-2744307-C1 (RU)
Title: Отопительно-вентиляционная установка
Inventor: MOROZOV MIKHAIL MIKHAILOVICH
IPC: F24F7/00
Filed: 2020-10-06
Granted: 2021-03-05
Abstract: Изобретение относится к области отопления и вентиляции производственных помещений большого объема с большой высотой, в которых по условиям обеспечения безопасности производства не допускается рециркуляция воздуха. Отопительно-вентиляционная установка содержит воздухозаборные трубы, калориферы, обводные воздушные клапаны, вентиляторы, горизонтальные и вертикальные воздуховоды. Горизонтальные воздуховоды расположены под потолком производственного помещения и включают: центральные горизонтальные воздуховоды, на которые поступает холодный воздух из воздухозаборных труб, и крайние горизонтальные воздуховоды, на которые поступает теплый воздух, нагреваемый на калориферах. Центральные горизонтальные воздуховоды снабжены воздухораспределительными насадками, образующими вертикальные веерные струи подачи холодного воздуха в верхнюю зону производственного помещения. Крайние горизонтальные воздуховоды содержат вертикальные воздуховоды, снабженные воздухораспределительными насадками, образующими горизонтальные осесимметричные струи нагретого воздуха, направленные в рабочую зону производственного помещения. Предпочтительно, чтобы отопительно-вентиляционная установка может содержать центральные горизонтальные воздуховоды, на которые поступают два потока воздуха: холодный воздух из воздухозаборных труб и теплый воздух, нагреваемый на калориферах. Изобретение обеспечивает снижение потребления тепловой энергии в паре за счет нагрева меньшего объема воздуха на калориферах и подачи его в рабочую зону технологического оборудования при одновременном сохранении кратности воздухообмена, а также обеспечении безопасности работы в условиях загрязнения помещения взрывопожароопасными воздушными газами и смесями. 6 з.п. ф-лы, 2 ил.
Patent RU-2765881-C1 (RU)
Title: Method for drying the inner surfaces of shell apparatuses
Inventor: Abdeev Eldar Rinatovich
IPC: F26B3/347
Filed: 2020-10-30
Granted: 2022-02-04
Abstract: FIELD: drying.SUBSTANCE: invention relates to the technology for drying cavities of various shell equipment and can be used in power engineering, the chemical, petroleum, gas, petroleum and gas processing, and other industries. A method for drying the cavity of shell apparatuses, based on simultaneous evacuation of each individual cavity, characterised by the fact that in order to ensure heat supply, UHF emission is supplied to each cavity, used to heat and evaporates the water remaining in the cavity, wherein the frequency and power of UHF emission are determined based on the parameters of the cavity according to the calculating formulas of the UHF energy absorbed by water until the predetermined value of the residual humidity of the pumped air is reached.EFFECT: reduction in the energy intensity and reduction in the duration of drying of the apparatus.2 cl, 2 dwg
Patent RU-2767407-C1 (RU)
Title: Method for producing catalyst for ozone decomposition
Inventor: VITKOVSKAYA RAISA FEDOROVNA
IPC: B01J38/48
Filed: 2020-11-17
Granted: 2022-03-17
Abstract: FIELD: chemistry.SUBSTANCE: invention relates to a method for producing an oxide-manganese catalyst for ozone decomposition, which consists in the treatment of spent granules with an aqueous reagent solution and drying, while the treatment of spent granules is carried out with the solution in the amount of 1.2-1.6 l per kg of catalyst, containing 0.35-0.45 kg of sodium sulfite per kilogram of catalyst and sodium hydroxide for alkalization to pH of 8-11, wherein the treatment is carried out for 5-20 min and washed with desalted water to a pH-neutral reaction in flushing water.EFFECT: reduction of catalytic activity of a spent catalyst.1 cl, 1 tbl, 9 ex
Patent RU-2763131-C1 (RU)
Title: Bimetallic wire production method
Inventor: PASTERNAK ELENA
IPC: B21B1/16
Filed: 2021-03-15
Granted: 2021-12-27
Abstract: FIELD: wire production.SUBSTANCE: invention relates to the processing of metals by pressure and can be used for the manufacture of bimetallic wire. The method for bimetallic wire production includes the formation of a blank by wrapping around a cylindrical core made of steel 10 with a shell thread applied to its surface in the form of a flat strip of copper M1 and drawing. At the same time, before drawing, rolling is carried out in a roundup open groove with absolute compression equal to the height of the core thread h, while on the contact surfaces, trapezoidal projections of shell and core metals are formed sequentially, and the ratio between the areas of the corresponding trapezoidal projections of the core and shell is carried out:, where k is the empirical coefficient, with k=1÷2; Sshellis the area of the protrusion on the shell, mm2; Scoreis the area of the protrusion on the core, mm2;σTshellis the temporary resistance to rupture of the shell metal, MPa; σTcoreis the temporary resistance to rupture of the core metal, MPa.EFFECT: obtaining a bimetallic billet with a screw connection of the shell and core by rolling to ensure a high quality metal connection, as a result of which an intermediate layer with a hybrid self-wedging structure is formed, providing high adhesion of the shell and core.1 cl, 2 dwg, 1 tbl
Patent RU-2760176-C1 (RU)
Inventor: ZHIKHAREV ROMAN VLADIMIROVICH
IPC: G06Q50/06
Filed: 2021-03-17
Granted: 2021-11-22
Abstract: FIELD: thermal energy measuring.  
     SUBSTANCE: invention relates to systems and methods for designing a thermal energy metering unit (TEMU) and an automated metering unit (AMU) of buildings and structures. The system of automated online design of thermal energy metering units of buildings and structures contains a server with the possibility of remote access and execution of a variety of computer programs, a user interface made with the possibility of receiving a variety of data sets about component devices of a thermal energy metering unit (TEMU) or an automated metering unit (AMU), in which the server uses a variety of data sets to generate at least one solution containing the layout of connections between a variety of component devices of a TEMU or AMU, and in which the heat meter is selected based on the condition of the closest value of the calculated diameter d p  of the measuring module in accordance with the possible preset values: 15, 25, 32, 40, 50, 65, 80, 100, 150, 200, 300 mm.   
     EFFECT: increase in the accuracy of design calculations and a reduction in the probability of errors in design calculations.  
     8 cl
Patent RU-2760305-C1 (RU)
Title: 4-[(purin-6-yl)aminopolymethylenecarbonyl]-derivatives of 3,4-dihydro-3-methyl-7,8-difluoro-2h-[1,4]benzoxazine with antitumor activity
Inventor: KRASNOV VIKTOR PAVLOVICH
IPC: A61K31/52
Filed: 2021-04-26
Granted: 2021-11-23
Abstract: FIELD: chemistry.SUBSTANCE: invention relates to 4-[(purin-6-yl)aminopolymethylenecarbonyl]-derivatives of 3,4-dihydro-3-methyl-7,8-difluoro-2H-[1,4]benzoxazine of General formula I.EFFECT: new compounds have been obtained that can find application in medicine as agents with antitumor activity.1 cl, 2 tbl, 4 ex
Patent RU-2763686-C1 (RU)
Title: Filter for 3-way speaker system
Inventor: Karatunov Aleksandr Petrovich
IPC: H04R3/12
Filed: 2021-05-31
Granted: 2021-12-30
Abstract: FIELD: acoustics. 
     SUBSTANCE: filter for a three-way speaker system contains an LC low-pass filter, an LC high-pass filter and a mid-frequency filter, the outputs of which are designed to connect the dynamic heads, respectively, of the low-frequency, high-frequency, and mid-frequency ranges. The common terminal of the inductor and the capacitor of the LC low-pass filter is connected to the terminal of the dynamic head of the low-frequency range and the common terminal of the inductor and the first capacitor of the LC-high-pass filter, the second terminal of the first capacitor of the LC-high-pass filter is connected to the terminal of the dynamic head of the high-frequency range, and the second terminal of the inductor of the LC high-pass filter is connected to the terminal of the second capacitor of the LC high-pass filter, the terminal of the dynamic head of the mid-range and the terminal of the capacitor of the mid-frequency filter. The second terminal of the second capacitor of the LC-high-pass filter is connected to the second terminal of the dynamic head of the high-frequency range, the second terminal of the capacitor of the frequency filter of the mid-frequencies is connected to the second terminal of the inductor of the LC-low-pass filter and the second terminal of the dynamic head of the mid-range, and the second terminal of the capacitor LC- the low-pass filter is connected to the second output of the dynamic head of the low-frequency range. 
     EFFECT: increasing the linearity of the phase response of the filter, improving the sound quality. 
     1 cl, 1 dwg