baber/WOPTO huggingface dataset:
Patent RU-2734752-C1 (RU)
Title: Concrete mixture
Inventor: Buluchevskij Evgenij Anatolevich
IPC: C04B28/04
Filed: 2019-09-16
Granted: 2020-10-23
Abstract: FIELD: construction. 
     SUBSTANCE: invention relates to construction materials and can be used in making concrete articles for industrial and civil construction. Concrete mixture contains Portland cement, aggregate, Steinberg UPBS-MB plasticiser, tempering water and mineral additive - filtration slurry of catalytic cracking in amount of 1–20 % of cement weight, having moisture of not more than 58 wt. % and containing in terms of dry substance, wt. %: sodium oxide 0.5–4, aluminium oxide 20–45, iron oxide 0–0.6, sodium sulphate 0–3.5, silicon oxide is the rest. 
     EFFECT: technical result is high strength of concrete in compression, reduced consumption of Portland cement, recycling filtration slurry of catalytic cracking. 
     1 cl, 1 tbl, 8 ex
Patent RU-2724304-C1 (RU)
Title: Преобразователь электрического тока
Inventor: Kostiuk Dmitrii Valentinovich
IPC: G01R19/15
Filed: 2019-11-07
Granted: 2020-06-22
Abstract: Изобретение может быть использовано для обнаружения электрического тока в проводниках электротехнических устройств. Преобразователь электрического тока содержит разъемный корпус 1 с отверстием 2 для размещения контролируемого проводника. Корпус 1 выполнен из двух частей: основания 3 и крышки 4 с полукруглыми пазами 5 и 6 с образованием при закрытии крышки сквозного круглого отверстия 2. Преобразователь электрического тока содержит магниточувствительный элемент 7 и концентратор магнитного потока, который выполнен из трех частей, с возможностью соединения первой части концентратора 8 с торцами двух других частей концентратора 9 и 10, при этом образуется разомкнутый контур, в зазоре которого размещен магниточувствительный элемент 7. В крышке 4 размещена упругая пластина 11, взаимодействующая с первой частью концентратора 8. Корпус 1 выполнен с возможностью соединения основания и крышки по направляющим, которыми снабжена крышка с пазами, которые выполнены в основании корпуса. Преобразователь снабжен петлевыми пружинными элементами, закрепленными с одного конца в основании с возможностью поворота вокруг точки крепления, с размещением при фиксации противоположных концов пружинных элементов в углублениях, выполненных в крышке. Основание содержит кристалл, на поверхности которого выполнен магниточувствительный элемент, состоящий из тонкопленочных магниторезистивных элементов, соединенных в мостовую схему Уинстона, над которыми расположена планарная катушка подмагничивания. Изобретение обеспечивает увеличение надежности фиксации контролируемого проводника в отверстии преобразователя электрического тока, увеличение чувствительности и точности измерений. 2 ил.
Patent RU-2716568-C1 (RU)
Title: Deformed welded aluminum-calcium alloy
Inventor: Akopyan Torgom Karoevich
IPC: C22C21/10
Filed: 2019-12-24
Granted: 2020-03-12
Abstract: FIELD: metallurgy. 
     SUBSTANCE: invention relates to metallurgy, in particular to aluminum-based alloy, and can be used for production of deformed semi-products intended for production of critical parts suitable for argon-arc welding and allowing for heating to 350 °C. Proposed aluminum-based deformable alloy contains wt.%: 2.2–3.0 Ca; 3.5–4.5 Zn; 2.0–2.5 Mg; 0.1–0.4 Fe; 0.05–0.15 Si; 0.12–0.28 Zr; 0.06–0.12 Sc; the rest is aluminum. It has a structure consisting of an aluminum matrix containing at least 2.5 % zinc, at least 2.0 % magnesium, not less than 0.1 % zirconium and not less than 0.06 % scandium, and calcium-containing particles with average size of not more than 5 mcm and with volume fraction of not less than 6.5 %. 
     EFFECT: creation of heat-resistant alloy intended for production of deformed semi-finished products and welded joints with high level of mechanical properties at maintaining plasticity. 
     1 cl, 1 ex, 4 tbl, 2 dwg
Patent RU-2739246-C1 (RU)
Title: Peptides binding vascular endothelium growth factor
Inventor: Guryanov Ivan Alekseevich
IPC: C07K14/475
Filed: 2019-12-26
Granted: 2020-12-22
Abstract: FIELD: biotechnology. 
     SUBSTANCE: invention refers to biotechnology, namely to compounds capable of binding vascular endothelium growth factor (VEGF), and can be used in medicine. 
     EFFECT: said compounds are spiral peptides characterized by presence of amino acid sequence C in certain positions α-tetrasubstituted amino acid, in particular, α-aminoisobutanoic acid, which promotes intensification of binding with VEGF, and also increases resistance of peptides to enzymatic splitting. 
     1 cl, 3 tbl, 28 dwg
Patent RU-2734155-C1 (RU)
Title: Bucket elevator
Inventor: RYABTSEV VLADIMIR GRIGOREVICH
IPC: B65G17/12
Filed: 2019-12-27
Granted: 2020-10-13
Abstract: FIELD: agriculture. 
     SUBSTANCE: invention relates to means of automation of continuous transport, in particular, to means of control of bucket elevator with belt traction element, arranged by buckets and centrifugal unloading. Bucket elevator includes upper drive and lower tension drums, enveloped by traction belt with buckets, located in casing consisting of head with discharge pipe, shoe with tip for loading and middle sections. Bucket elevator includes proximity sensor installed in zone of lower tensioning drum, galvanic decoupling unit, programmable logic controller and power supply source, wherein the output of the proximity sensor is connected to the input of the galvanic decoupling unit, the output of which is connected to the input of the programmable logic controller. Inputs of power supply are connected to alternating voltage network of 220 V, and outputs of power supply are connected to power inputs of programmable logic controller, proximity sensor and galvanic decoupling unit. 
     EFFECT: technical result is possibility of determining moment of buckets break with high reliability. 
     1 cl, 1 dwg
Patent RU-2759431-C1 (RU)
Inventor: UOTTS Robin
IPC: E21B43/26
Filed: 2018-09-25
Granted: 2021-11-12
Abstract: Изобретение относится к способам повышения извлечения углеводородов с применением газов, таких как углекислый газ, азот, природный газ, сжиженный природный газ, сжиженный углекислый газ и/или их смеси, в комбинации с функционализированными материалами, такими как наночастицы или смеси наночастиц. Способ стимуляции добычи углеводородов включает (a) введение газа, сжиженного газа или испаренного сжиженного газа в подземный пласт, содержащий углеводороды; (b) предоставление газу возможности абсорбироваться указанными углеводородами; (c) извлечение указанных углеводородов, содержащих указанный газ, сжиженный газ или испаренный сжиженный газ, абсорбированный ими. Порцию жидкости для извлечения углеводородов, содержащую поверхностно-функционализированные наночастицы, вводят в подземный пласт, содержащий углеводороды, до или после введения газа, сжиженного газа или испаренного сжиженного газа. 12 з.п. ф-лы, 2 табл., 6 ил.
Patent RU-2738273-C1 (RU)
Inventor: OVTOV VLADIMIR ALEKSANDROVICH
IPC: A01C7/20
Filed: 2020-04-03
Granted: 2020-12-11
Abstract: FIELD: agriculture; machine building. 
     SUBSTANCE: invention relates to agricultural machine building, in particular, to sowers of sowing machines for sowing of seeds of agricultural crops. Skid-shaped ploughshare consists of body, made solid-cast with tine point knife. In axis of the shovel there is an axis on which the scraper bar of seeds with curvilinear working surface is hingedly fixed. Also, the ploughshare has a receiving funnel, which functions as a seed distributor. Receiving funnel connected to the seed conduit has a curvilinear surface made as brachistochrone with guiding grooves of a curvilinear shape in the cross section. Angle of solution of the cheeks of the ploughshare is formed by deltoids and by 4-6 degrees below the double angle of friction of steel along the soil. Radius of deltoid rounding with ploughshare cheek makes 1/2 width of the ploughshare. 
     EFFECT: invention will make it possible to reduce traction resistance of skid-shaped ploughshare and, as a result, to reduce fuel consumption during sowing of small-seeded crops. 
     1 cl, 2 dwg
Patent RU-2755716-C1 (RU)
Inventor: Sertsova Aleksandra Anatolevna
IPC: A62D1/06
Filed: 2020-05-25
Granted: 2021-09-20
Abstract: FIELD: fire extinguishing. 
     SUBSTANCE: invention relates to autonomous local fire extinguishing means. Fire-extinguishing polymer composite material contains micro-capsulated fire extinguishing agent in an amount from 52 to 90 wt. %, flame retardant composition to prevent combustion in an amount of 1-5 wt. %, a surfactant in an amount of 1-4 wt. %, hot-curing polymer binder containing reactoplast and hardener is the rest. As fire extinguishing agent, fluor-ketones and/or fluor-esters and/or fluor-iodine hydrocarbons or mixtures thereof are used. The emission of fire extinguishing agent from the volume of material is provided in a narrow time and temperature range. The emission time of 95 % of fire extinguishing agent is 20 seconds in a temperature range of no more than 5°C. The loss of fire extinguishing agent before the start of the active stage of emission at a temperature of 100°C does not exceed 0.5 %. 
     EFFECT: obtaining fire-extinguishing polymer composite material. 
     2 cl, 1 tbl
Patent RU-2736702-C1 (RU)
Title: Installation for comparative resource tests for abrasive wear of working members of tillers with different wear resistance
Inventor: Sharifullin Said Nasibullovich
IPC: G01N3/56
Filed: 2020-06-01
Granted: 2020-11-19
Abstract: FIELD: test equipment. 
     SUBSTANCE: invention relates to testing equipment and can be used in various fields of engineering, such as machine building of agricultural machines, etc., for comparative tests of items with different wear resistance. Proposed plant comprises frame accommodating rotary shaft drive and vessel with abrasive material accommodating tested working members. Container with abrasive material is located in horizontal plane, tested working members are under permanent effect of abrasive material, sample bracket of the test specimen is not affected by abrasive material and has the possibility of adjusting the required abrasive material layer pressure on the test specimen. Installation can move. 
     EFFECT: constant impact of abrasive material on test sample, possibility of adjusting pressure of layer of abrasive material on test sample, higher efficiency of installation, constant action of abrasive material on test specimen, ease of maintenance of installation, possibility of movement of plant for production purposes. 
     1 cl, 6 dwg
Patent RU-2742956-C1 (RU)
Title: Method of preimplantation genetic testing of metachromatic leukodystrophy
Inventor: ISAEV ARTUR ALEKSANDROVICH
IPC: C12N15/00
Filed: 2020-07-17
Granted: 2021-02-12
Abstract: FIELD: biotechnology.SUBSTANCE: invention refers to biotechnology, namely to a preimplantation method for diagnosing monogenic disease metachromatic leukodystrophy in preimplantation genetic testing (PGT) conditions. Test system for diagnosing pathogenic variants NC_000022.10:g.51065593C>T (NM_000487.5:c.465+1G>A, rs80338815) and NC_000022.10:g.51064630C>T (NM_000487.5:c.931G>A, p.r311X) in ARSA gene for use within PGT of monogenic disease metachromatic leukodystrophy with possibility of direct and indirect diagnostics. Within the testing system, high specificity and effectiveness, as well as versatility with respect to bio samples of different types: single cells, a product of full-genomic amplification, total DNA recovered from different tissues. Developed test system can be used not only for detecting a specific pathogenic variant, but for any other pathogenic variant or several in the ARSA gene by indirect detection.EFFECT: using the developed test system, preimplantation genetic testing of metachromatic leukodystrophy for families with a high risk of developing the disease in future children.1 cl, 1 ex
Patent RU-2741875-C1 (RU)
Title: Method of rolling assymetric angular profiles
Inventor: Kurochkin Viacheslav Valerevich
IPC: B21B1/08
Filed: 2020-07-19
Granted: 2021-01-29
Abstract: FIELD: rolling mill products.SUBSTANCE: invention can be used when rolling an asymmetric angular profile, mainly for railway use, such as a counter rail angle. The method includes multi-pass reduction of the heated billet in rolls with grooves, the initial formation of a profile in asymmetric box grooves and after tilting by 90°, rolling in alternating open and closed shaped preparatory grooves and the final formation of the profile. The final shaping of the profile is carried out in a prefinishing caliber, which is a control one, and rotated by 45° relative to the finishing and previous calibers with the location of the caliber connectors in the surfaces forming a radius (R10) conjugated with an 8% caliber issue and a radius (R3) 5 mm conjugated with the contact surface with the rail base, with a roll gap of 5-8 mm.EFFECT: increase in the stability and quality of rolled products.1 cl, 3 dwg
Patent RU-2754932-C1 (RU)
Title: Long-wheelbase flat railway wagon for transportation of large-capacity containers
Inventor: Tyunkov Vladislav Vladimirovich
IPC: B61F5/18
Filed: 2020-09-24
Granted: 2021-09-08
Abstract: FIELD: railways. 
     SUBSTANCE: invention relates to wagon building. A long-wheelbase flat railway wagon (2) for transportation of large-capacity containers includes a frame, bogies, automatic coupling apparatuses and braking equipment with a separate drive for each bogie and a common air distributor with a spare tank. An additional bogie is installed in the middle part of the platform, the thrust bearing whereof is linked with the centre plate of the frame bolster installed instead of an intermediate cross beam using an adapter pivot. The adapter pivot allows displacement of the middle part of the frame relative to the bogie in the curves of the railway track of no less than the lateral shift of the initial dimension thereof. 
     EFFECT: invention increases the load capacity and the load per unit length of a long-wheelbase flat wagon by increasing the amount of wheel pairs and ensures free passage of the wagon along the curves of the railroad track.  
     1 cl, 4 dwg, 1 tbl
Patent RU-2754166-C1 (RU)
Title: Underwater rescue vehicle with an immersion depth stabilizer without a stroke
Inventor: Lychev Valerij Viktorovich
IPC: B63G8/14
Filed: 2020-11-03
Granted: 2021-08-30
Abstract: FIELD: underwater shipbuilding. 
     SUBSTANCE: invention relates to underwater shipbuilding, in particular to underwater rescue vehicles. The underwater rescue vehicle with an immersion depth stabilizer without a stroke includes a pressure hull with equipment, a landing and suction chamber with a transfer hatch, a propulsion and steering complex and immersion depth stabilizers. A compressed air source is connected to the landing and suction chamber via a pipeline with a stop valve. The landing and suction chamber is equipped with a bleed valve connected to the outboard space via the pipeline. 
     EFFECT: increase in the payload of the underwater rescue vehicle with an immersion depth stabilizer without a stroke is achieved. 
     1 cl, 1 dwg
Patent RU-2757008-C1 (RU)
Title: Method for determining physical parameters of drop sample of metal melt and apparatus for implementation thereof
Inventor: Viukhin Vladimir Viktorovich
IPC: G01N9/04
Filed: 2020-11-12
Granted: 2021-10-08
Abstract: FIELD: measuring. 
     SUBSTANCE: invention relates to an apparatus and a method for determining the physical parameters of metal melts and can be used in metallurgy. The method for determining the physical parameters of a drop sample of a metal melt includes using an electro-optical system of a measurement photometric unit and the photometry of the contour of an image of a drop sample of a known mass, placed on a ceramic substrate fixed horizontally inside the heater of a horizontal furnace, the measurement unit is activated, evacuation is conducted, the electric furnace is heated, an experiment is conducted, wherein the contour of the image of the molten sample is observed on a display, used to determine the volume and density of the drop, wherein prior to loading the sample, before evacuation and activation of heating of the furnace, a symmetrical element is temporarily placed on said ceramic substrate, preliminarily imparted the property of equality of the value of the orthogonal coordinates x i  and y i , the photometry of the contour of the image of the element is conducted, the orthogonal coordinates thereof x i   m  and y i   m  are measured and the ratio thereof is calculated as the corrective factor K i   m  = x i   m /y i    m , the value whereof primarily differs from one, the coefficient K i   m  is then used as a multiplier in the formulas for determining the physical parameters, followed by removing the above element from the ceramic substrate, placing the studied sample thereon and continuing the subsequent operations of the method. 
     EFFECT: reduction in the influence of the photometric distortions of the values of the orthogonal coordinates x i  and y i  of the contour of a drop sample of the metal melt when calculating the physical parameters thereof. 
     3 cl, 3 dwg
Patent RU-2764615-C1 (RU)
Title: Method for removing non-magnetic chips from the cutting area of the processing machine
Inventor: DYAKOV IVAN FEDOROVICH
IPC: B23Q11/02
Filed: 2020-11-25
Granted: 2022-01-18
Abstract: FIELD: machine tools. 
     SUBSTANCE: invention relates to the field of mechanical processing of materials and can be used for removing non-magnetic chips of such materials as aluminium, plastic, wood from the cutting area of a processing machine. The method includes suctioning air using a rotating vortex created by pumping air around the chip formation site and removing the chips to the chip collector via a transport line, wherein the cutting tool in the cutting area is covered with a shelter, connected whereto is a suctioning apparatus for subsequent removal of chips, and at the inlet of the suctioning apparatus, the suctioned air is ionised and swirled by a rotating electromagnetic field. 
     EFFECT: use of the invention provides a possibility of increasing the efficiency of removing non-magnetic chips from the cutting area of processing machines. 
     1 cl
Patent RU-2762352-C1 (RU)
Title: Single-mode fibre pulse laser
Inventor: Sofienko Gleb Stanislavovich
IPC: H01S3/067
Filed: 2020-11-26
Granted: 2021-12-20
Abstract: FIELD: lasers.SUBSTANCE: laser can be applied in processing of materials, labelling of products, in medicine, in converting the frequency of emission. The single-mode fibre pulse laser consists of a short-wave laser 1, the resonator whereof is formed by two fibre Bragg gratings (FBG) 2 and 3, and a long-wave laser 4, the active medium whereof is a saturable absorber. In the long-wave laser 4, the resonator is formed by FBGs 5 and 6. The externally pumped short-wave resonator 1 is a pumping laser of the long-wave laser 4. The short-wave and long-wave fibre resonators are arranged consecutively, wherein the active fibre of the short-wave laser serves as an amplifier for the output emission of the long-wave laser. The output of the laser is equipped with a filter in the form of a section of the active fibre of the long-wave laser.EFFECT: increase in the efficiency and increase in the output power of laser emission.1 cl, 3 dwg
Patent RU-2754523-C1 (RU)
Title: Light guide device and laser processing device
Inventor: NAKAZAWA MUTSUHIRO
IPC: G02B26/12
Filed: 2019-06-19
Granted: 2021-09-02
Abstract: FIELD: light guide device. 
     SUBSTANCE: invention generally relates to a light guide device for scanning light using a mirror having a plurality of reflective surfaces. The claimed light guide device includes a first light guide part, a polygonal mirror, a second light guide part, and a control part. The first part of the light guide reflects and directs the laser light emitted from the laser generator. The polygonal mirror has a reflective part (33) that reflects laser light guided by the first part of the light guide while the reflective part (33) rotates. The second part of the light guide reflects the laser light reflected by the reflective part (33) of the polygonal mirror, and directs the light so that it is emitted to the work piece, at each reflective part (33), respectively. The control part adjusts the position of the light incident on the polygonal mirror in the direction of the rotational axis, thereby changing the position of the incident light on the irradiation target in the line width direction. The irradiation target is irradiated with light while the position of the light changes in the direction of the line width. 
     EFFECT: creation of a light guide device capable of distributing the position of the irradiated area in the direction of the line width without moving the irradiated target. 
     5 cl, 7 dwg
Patent RU-2757561-C1 (RU)
Title: System for providing a parking space, a server device and a non-volatile data carrier
Inventor: TAKAKHASI Esikhiko
IPC: G08G1/14
Filed: 2021-02-24
Granted: 2021-10-18
Abstract: FIELD: computer technology.SUBSTANCE: invention relates to the field of computer technology for providing a parking space. The expected result is achieved by calculating the level of safety of driving a vehicle by the driver, displaying information related to the calculated level of driving safety; obtaining information related to the level of driving safety, calculating the driver’s assessment indicator based on the level of driving safety, determining on the basis of the information received whether to provide the driver with the service of providing a parking space for renting a parking space, and rendering the service of providing a parking space if the calculated assessment indicator is equal to or exceeds a preset value.EFFECT: ensuring the possibility of providing a parking space based on the calculation of the estimated safety indicator of the operator’s driving.17 cl, 8 dwg
Patent RU-2764535-C1 (RU)
Inventor: Yarovaya Tatyana Petrovna
IPC: C25D11/06
Filed: 2021-03-11
Granted: 2022-01-18
Abstract: Изобретение относится к электрохимической обработке металлов, конкретно к нанесению износостойких покрытий на сплавы алюминия методом плазменно-электролитического оксидирования, и может быть использовано для создания защитных покрытий, обладающих высокой износостойкостью и антифрикционными свойствами, на трущихся поверхностях подшипников, опор скольжения, направляющих и других деталей машин из алюминиевых сплавов, применяемых в машиностроительной, металлообрабатывающей, станкостроительной и других областях промышленности. Способ включает обработку поверхности изделий из сплавов алюминия путем плазменно-электролитического оксидирования в боратном электролите в течение 90-120 мин с применением анодно-катодного режима на импульсном токе с продолжительностью импульсов от 0,0033 до 0,4 с, причем анодно-катодный режим сочетают с гальваностатическим, при этом в ходе обработки чередуют пятиминутное оксидирование в анодно-катодном режиме и пятиминутное в гальваностатическом либо пятиминутное оксидирование в анодно-катодном режиме и десятиминутное в гальваностатическом, либо десятиминутное оксидирование в анодно-катодном режиме и пятиминутное в гальваностатическом при эффективной плотности тока 15-18 А/дм 2  в том и другом режиме, а в качестве боратного электролита используют водный раствор, содержащий 15-25 г/л тетрабората калия К 2 B 4 O 7 ⋅4Н 2 О. Технический результат - повышение износостойкости защитных покрытий за счет преобладающего формирования в составе покрытия высокотемпературной фазы оксида алюминия α-Al 2 O 3 , обладающей высокой износостойкостью и антифрикционными свойствами. 3 ил., 3 пр.