baber/WOPTO huggingface dataset:
Patent RU-2687717-C1 (RU)
Inventor: GUSKOVA IRINA ALEKSEEVNA
IPC: G01N11/02
Filed: 2018-06-05
Granted: 2019-05-15
Abstract: FIELD: oil and gas industry.SUBSTANCE: invention relates to the field of oil and gas industry and can be used for selection of chemical reagents for use in oil production technological processes on the basis of assessment of chemical composition impact on rheological properties of oil, in particular, high-viscosity and bituminous oil, to reduce operating costs and increase oil recovery factor. Disclosed is a method of assessing the effect of chemical reagents on rheological properties of oil, comprising sampling bituminous oil from wells, preparing samples of bituminous oil for analysis, which includes centrifuging bituminous oil for separation of water, mixing the calculated volume of oil and chemical reagents; conducting rheological analysis of the control sample and the sample with a chemical reagent on a viscometer. Evaluation of efficiency of chemical reagents effect on rheological properties and selection of the most effective reagent is carried out in accordance with generalized assessment of chemical reagents composition and taking into account the results of change of rheological properties of oil with analyzed chemical reagents depending on temperature and velocity gradient, having sufficient accuracy and reliability.EFFECT: high efficiency of using chemical reagents, which reduces material and operational costs, increases oil recovery and ultimately increases economic efficiency.1 cl, 4 dwg
Patent RU-2684771-C1 (RU)
Title: Automated system of control of water leaks and steam breakthrough
Inventor: ZALEVSKIJ VIKTOR MIKHAJLOVICH
IPC: E03C1/00
Filed: 2018-06-19
Granted: 2019-04-12
Abstract: FIELD: monitoring devices. 
     SUBSTANCE: invention relates to the field of control technology. Automated system contains moisture-sensitive sensors (1) located in places of possible water leaks, control unit (5), electrically connected to moisture-sensitive sensors (1), and power supply unit (7). Control unit (5) includes programmable relay (3) OWEN PR200 and executive relays (4) or group of executive relays. Moisture-sensitive sensors (1) are made on basis of a hydro-sensor cable and are independently connected to the input of programmable relay (3) OWEN PR200 of control device (5) through one or two signal input devices (2) with the possibility of pairing sensors. Outputs of programmable relay (3) OWEN PR200 are connected to executive relay (4) or a group of executive relays, the contacts of which are electrically connected to the control circuits of the process equipment. 
     EFFECT: provides enhanced functionality of the system, increasing its sensitivity and reliability. 
     4 cl, 3 dwg
Patent RU-2688357-C1 (RU)
Title: Способ получения муки с высоким содержанием белка и жира
Inventor: Kandrokov Roman Khazhsetovich
IPC: B02C9/00
Filed: 2018-07-05
Granted: 2019-05-21
Abstract: Способ получения муки относится к помолу смеси зерна для получения пищевой муки и может быть использован в пищевой промышленности для получения муки с высоким содержанием белка и жира. Способ заключается в том, что предварительно составляют помольную смесь из зерна овса и семян льна, которые берут в соотношении 9:1 - 8:2. Готовую смесь измельчают на вальцовых станках с расположением рифлей спинка по острию. Скорость вращения быстрого вальца составляет 4,0-8,0 м/с. Соотношение круговых скоростей быстро- и медленновращающихся вальцов составляет от 1,5 до 3,5. Плотность нарезки вальцов составляет от 4 до 8 штук на 1 см с уклоном рифлей 4,5-10%. Продукт размола сортируют на ситах различной крупности. Способ позволяет расширить сырьевую базу для кондитерской и хлебопекарной промышленности. 1 табл.
Patent RU-2703813-C1 (RU)
Title: Fairing for aircraft
Inventor: Gurov Vyacheslav Fedorovich
IPC: B64F5/40
Filed: 2018-11-30
Granted: 2019-10-22
Abstract: FIELD: aircraft engineering.SUBSTANCE: invention relates to aircraft engineering. Aircraft fairing (1) comprises elements for fastening (2) to outer surface of housing (3) and has a closed process opening (4). Fairing is equipped with two flaps (5, 6) conjugated with the fairing outer surface and with each other and detachable connections (7) fixed relative to the fairing. Flaps are hingedly (8) articulated with each other. Root flap (6) is hingedly (9) articulated with fairing in opening (4) bypass area.EFFECT: invention is aimed at reducing the time for ground maintenance of devices placed under the fairing of an aircraft.6 cl, 3 dwg
Patent RU-2709431-C1 (RU)
Title: Multichannel flow meter tube
Inventor: BELL MARK JAMES
IPC: G01F1/76
Filed: 2016-05-16
Granted: 2019-12-17
Abstract: FIELD: measuring equipment. 
     SUBSTANCE: disclosed is vibration meter (5) comprising a multichannel flow meter tube (130). Vibration measuring device (5) comprises measuring electronic device (20) and measuring unit (10) connected with possibility of data transmission with measuring electronic device (20). Measuring unit (10) comprises multichannel flow meter tube (130, 330, 430, 530) containing two or more channels (132, 332, 432, 532) for fluid medium surrounded by tube wall (134, 334, 434, 534). Two or more channels (132, 332, 432, 532) for fluid medium and wall (134, 334, 434, 534) of the tube have a single common structure. Driver (180) is connected to multichannel flow meter tube (130, 330, 430, 530). Driver (180) is configured to cause vibration of multichannel flow tube (130, 330, 430, 530). Two or more fluid channels (132, 332, 432, 532) and tube wall (134, 334, 434, 534) are configured to deform in the same direction as the common structure in response to the control signal supplied driver (180). Length of two or more channels (132, 332, 432, 532) for fluid medium is substantially equal to longitudinal length of vibrating part of multichannel flow tube (130, 330, 430, 530). 
     EFFECT: creation of flow meter, which accurately measures fluid medium flow rate. 
     15 cl, 14 dwg
Patent RU-2693716-C1 (RU)
Title: Method of producing a wear-resistant coating
Inventor: AFANASEVA LYUDMILA EVGENEVNA
IPC: B23K26/342
Filed: 2018-12-17
Granted: 2019-07-04
Abstract: FIELD: technological processes.SUBSTANCE: invention relates to a method of producing a wear-resistant coating. Proposed method comprises application of powder material on machined surface and subsequent laser facing. Additionally, the applied coating is re-melted by continuous laser radiation at depth of 100…400 mcm at laser radiation power 2.0…2.3 kW, at speed of laser beam movement along surfaced surface 10…15 mm/s, with spot diameter 6…8 mm to form a finely dispersed dendrite-cellular structure. Melted coating by laser radiation is carried out using a multichannel laser with overlapping tracks 10…15 %.EFFECT: increased abrasive wear resistance of built-up coating.1 cl, 1 dwg, 3 tbl, 3 ex
Patent RU-2695491-C1 (RU)
Title: Control system of computer unit as a part of "elbrus8" modular computer platform for construction of servers for various purposes
Inventor: FELDMAN VLADIMIR MARTKOVICH
IPC: G06F15/163
Filed: 2018-12-27
Granted: 2019-07-23
Abstract: FIELD: computer equipment.SUBSTANCE: invention relates to computer engineering and can be used for construction of servers for various purposes. Technical result is achieved due to control system of computing unit in module computer platform "Elbrus8" for construction of servers for various purposes, which comprises multifunctional controller, input / output bus, five power supply elements, temperature sensor, multiplexer, input / output expansion module, two supply monitors, light-emitting diodes located on the first multilayer printed-circuit board, four processors, four RAM units, two multiplexers, three power elements located on the second multilayer printed circuit board, a processor module located on the third multilayer printed circuit board, a switch and a control server.EFFECT: technical result is faster operation while providing the possibility of constructing servers for various purposes.1 cl, 1 tbl, 2 dwg
Patent RU-2702482-C1 (RU)
Title: Method for heat insulation of a building enclosure
Inventor: Strepetov Andrej Borisovich
IPC: E06B3/54
Filed: 2019-01-09
Granted: 2019-10-08
Abstract: FIELD: construction. 
     SUBSTANCE: invention relates to construction, namely to methods for increasing heat-insulating properties of a building enclosing structure, in particular, such as design of facade glazing of balconies and loggias, having transparent glass elements and/or non-transparent filling elements as filling. Method for heat insulation of a building enclosing structure consisting of a frame and a glazing element fixed thereon, in which, according to the invention, an additional glazing element with a gap is glued to the existing glazing element from the side of the room, forming a sealed air chamber between existing glazing element and glued glazing element. Gap is made by installing spacer frame, which is glued between existing glazing element and glued glazing element through non-hardening sealant on opposite sides of frame. When gluing the spacer frame and the glazing element, there are also gaps along the perimeter between them and the frame of the enclosing structure. Fixing the spacer frame and glued glazing element to the frame of the enclosing structure is ensured by fixing them with a sealant which fills the gap between the structure frame and the spacer frame, the structure frame and the glazing element to be glued. Glass-to-glass or glass can be used as glued element glazing. 
     EFFECT: invention simplifies the method of heat insulation of the enclosing structure of the building, increases its manufacturability, reduces labor intensity of implementation and improves reliability. 
     4 cl, 1 dwg
Patent RU-2708948-C1 (RU)
Title: Hydraulic needle-less injector
Inventor: KOVALEV SERGEJ VIKTOROVICH
IPC: A61M31/00
Filed: 2019-04-02
Granted: 2019-12-12
Abstract: FIELD: medicine.SUBSTANCE: invention refers to medical equipment used in veterinary science, particularly to hydraulic needle-free injectors. Hydraulic needle-less injector comprises housing, spring-loaded piston-rod, drug delivery system, hydraulic line. Sub-piston cavity formed by the housing and the piston is connected by means of a high-pressure hose with a hydraulic cavity of the replaceable pneumatic accumulator and by a branch pipe for disinfectant supply via a two-position hydraulic distributor. As a working fluid for raising a hydraulic needle-free injector, a disinfectant solution is used, which is directed to the injection point with a special branch pipe.EFFECT: proposed technical solution makes it possible to minimize physical effort to raising the hydraulic needle-free injector in working condition and to adjust depth of injection without its dismantling-assembly.1 cl, 1 dwg
Patent RU-2716149-C1 (RU)
Inventor: PLOTNIKOV SERGEJ MIKHAJLOVICH
IPC: H02P3/08
Filed: 2019-05-14
Granted: 2020-03-06
Abstract: FIELD: electrical engineering. 
     SUBSTANCE: invention relates to electrical engineering and can be used for DC motor braking. Method of DC motor braking consists in engine switching to dynamic braking mode, measurement of engine rate of rotation and reduction of its speed to value (0.762–0.084 η n ) from its nominal switching to counter mode, where η n  is rated efficiency of the engine. 
     EFFECT: reduction of braking time due to strictly defined moment of switching in engine armature circuit and increase of braking moment of engine at low speeds as a result of its switching to the mode of opposition. 
     1 cl, 1 dwg, 1 tbl
Patent RU-2721546-C1 (RU)
Inventor: Budnik Ivan Leonidovich
IPC: F42B8/14
Filed: 2019-08-29
Granted: 2020-05-20
Abstract: FIELD: weapons and ammunition. 
     SUBSTANCE: invention relates to ammunition, namely, to sub-caliber tank shells intended for personnel training in target shooting skills. Training artillery round of separate loading includes a case with a propellant powder charge and a sub-caliber projectile, the body of which is equipped with a nose fairing and a fancy shank is installed in a caliber tray made of adjoining sections fixed with a driving band. Tray placed in the combustible shell has a head aerodynamic funnel and undercut in hull back. Housing is equipped with a disruptive charge automatically initiated by the bottom fuse and connected by means of an axial channel to a pyrocartridge adjacent to the dye capsule placed in the nose fairing. Mass-substituting tray is made in the form of a coil, on the caliber ends of which the driving belts are secured, at the same time in its hull back undercut the conformal obturator is mounted, and the center of rigid blades of the tail empennage is guaranteed less than the diameter of the tray. 
     EFFECT: technical result consists in improvement of efficiency of automatic marking of projectile hit point. 
     3 cl, 2 dwg
Patent RU-2710087-C1 (RU)
Title: Method of processing perforated holes in hollow blades of turbomachine and installation for its implementation
Inventor: MINGAZHEV ASKAR DZHAMILEVICH
IPC: B23H9/14
Filed: 2019-10-17
Granted: 2019-12-24
Abstract: FIELD: machine building.SUBSTANCE: invention relates to machine building and can be used for treatment of dry electrochemical polishing of perforated holes in hollow blades of turbomachines. Method comprises placing an electrode in the cavity of the blade, placing the blade into the granule medium, made from anion exchangers impregnated with electrolyte solution and having dimensions not exceeding minimum cross-sectional dimension of least perforated holes. An electric potential of opposite sign is supplied to the electrode and the blade and the edges of the perforated holes of the blade are processed by passing electric current through the granules. During treatment granules are brought into vibration motion by frequency 50–400 Hz, wherein performing movement of granules through cavity of blade and its perforated holes and defective layer is removed from perforation inner surface and rounding of their edges.EFFECT: higher quality and uniformity of processing of perforated holes in hollow blades of turbomachine, as well as high efficiency of their processing due to intensification of process and providing uniform interaction of treatment medium with surfaces of blade.10 cl, 3 dwg, 1 ex
Patent RU-2737720-C1 (RU)
Inventor: Stanislav Semenov
IPC: G06V30/224
Filed: 2019-11-20
Granted: 2020-12-02
Abstract: FIELD: information technology. 
     SUBSTANCE: invention relates to the field of information technologies, specifically to text recognition systems. Method of analysing unstructured documents presented in a digital format, comprising: obtaining a document dummy comprising a plurality of fields; identification of document, determination of multiple sequences of symbols in document, processing by means of processor device of multiple sequences of symbols in document using first neural network associated with first type of documents, to determine relationship between first field of plurality of fields with first sequence of symbols from plurality of sequences of symbols in document, and wherein said first neural network comprises one or more neural subnets containing at least one hidden layer of neurons. 
     EFFECT: technical result is aimed at improvement of accuracy of field recognition in unstructured documents. 
     19 cl, 16 dwg
Patent RU-2740628-C1 (RU)
Inventor: Taratonov Aleksej Vladimirovich
IPC: A61P35/00
Filed: 2020-02-19
Granted: 2021-01-18
Abstract: FIELD: medicine. 
     SUBSTANCE: invention refers to medicine, namely to oncology, gynaecology. Skin incision is performed in 8th intercostal space. Pocket for the reservoir and canal 8–10 cm long for the catheter are formed in the subcutaneous cellular in blunt manner. Intraperitoneal catheter is inserted along the formed canal, which is attached to the reservoir by means of a fixing ring. Reservoir is fixed with three interrupted sutures; the catheter is filled with physiological saline with heparin and placed in a small pelvis. Laparotomy wound is closed, the HIPEC procedure is performed with the further performance of normothermal chemo-perfusion through the port system. 
     EFFECT: method enables improving the treatment results, more effective exposure of the disseminated tumour process in the abdominal cavity, excluding the reservoir displacement in the subcutaneous fat during the patient's movements, effective removal of the ascitic fluid without the risk of complications. 
     1 cl, 1 dwg, 1 ex
Patent RU-2727380-C1 (RU)
Inventor: MIKHNOVETS PAVEL VLADIMIROVICH
IPC: G01J3/42
Filed: 2020-03-13
Granted: 2020-07-21
Abstract: Изобретение относится к аналитической химии. Сущность способа измерения высоких концентраций химических элементов в пробах методом атомно-абсорбционной спектроскопии с электротермической атомизацией заключается в том, что предпринимаются меры для предсказуемого снижения концентрации свободных атомов внутри аналитической кюветы. К таким мерам относятся: выбор температуры на стадии атомизации таким образом, чтобы интегральное значение абсорбции за время стадии атомизации было меньше интегрального значения абсорбции за время очистки, использование модификаторов и осуществление продувки газа сквозь аналитическую кювету. Способ включает помещение пробы в аналитическую кювету, атомизацию пробы, измерение абсорбции атомами определяемого элемента и интегрирование абсорбции по времени нагрева, очистку аналитической кюветы, измерение абсорбции атомами определяемого элемента и интегрирование абсорбции по времени осуществления очистки.  Технический результат - расширение диапазона определяемых концентраций элементов в пробах методом атомно-абсорбционной спектрометрии до концентраций, превышающих C max  - верхнюю границу диапазона концентраций, доступного для измерения традиционным методом ААСЭТА на том же устройстве. 5 з.п. ф-лы, 3 ил., 2 табл.
Patent RU-2736007-C1 (RU)
Title: Assessing quality method of reception and acoustic reproduction of radio systems of vehicles
Inventor: NIKOLAEV PAVEL ALEKSANDROVICH
IPC: G01R29/08
Filed: 2020-04-22
Granted: 2020-11-11
Abstract: FIELD: test technology. 
     SUBSTANCE: invention relates to testing radio systems of vehicles. Vehicle with tested radio system is placed on rotary bench of electromagnetic anechoic chamber equipped with device for generation of electromagnetic interference, antenna and transmitter of radio signal generator, audio indication equipment and microphone, which is installed in vehicle cabin. Test sequence of sign characters is specified. Radio system is switched on for reception. By means of sound-indicating equipment, which is a computer, a sequence of sign symbols is transformed into a pulse code which is transmitted through a radio signal former in an anechoic chamber. Received and sounded radio system pulse code through microphone is transmitted to audio-indicating equipment, which performs conversion of the acoustic sounded pulse code into a sequence of symbol symbols. Comparing initial and decoded test sequences of sign characters – based on the ratio of primitive/true and distorted/lost symbols, the probability of correct reproduction of the initial message mediated by the radio system for the position of the vehicle relative to the field-forming systems specified by the rotary stand is determined. Vehicle is turned relative to radio signal generator antenna by a predetermined angle Δ α  and tests are repeated. Results of the sum of tests are used to calculate the numerical value of the radio system quality parameter. 
     EFFECT: method eliminates the effect of subjective factors when assessing the quality of radio reception, conversion and acoustic reproduction of information transmitted via a radio system. 
     1 cl, 3 dwg
Patent RU-2737950-C1 (RU)
Inventor: KRASILNIKOV VLADIMIR NIKOLAEVICH
IPC: B22F1/00
Filed: 2020-05-14
Granted: 2020-12-07
Abstract: FIELD: metallurgy. 
     SUBSTANCE: invention relates to powder metallurgy and is intended for production of activated aluminium powder used as an energy additive in various compositions. Method of activating aluminium powder, comprising impregnation of initial aluminium powder with gel obtained by melting vanadium oxide (V) with subsequent addition of melt to distilled water while stirring, filtration and drying, in which after adding the melt into distilled water, holding is carried out at temperature of not more than 100 °C for 1.5–2.0 hours, initial aluminium powder is impregnated with gel at ratio of gel (g): aluminium powder (g) = 0.34–4.2:1 and additionally heat treatment is performed at temperature of 300–310 °C for 0.5–0.6 hours. 
     EFFECT: technical result is providing reduction of temperature of beginning of combustion when heated in air. 
     1 cl, 4 ex
Patent RU-2737316-C1 (RU)
Inventor: TRISHIN OLEG MIKHAJLOVICH
IPC: H02K3/28
Filed: 2020-05-26
Granted: 2020-11-27
Abstract: FIELD: electrical engineering. 
     SUBSTANCE: invention relates to electrical engineering, particularly, to alternating current electric machines. Proposed machine comprises coaxially arranged rotor, inner and outer stators. Inner stator represents stator-inductor, comprising magnetic conductor in form of contour with even number of pairs of matched with each other directed inside tooth contour and outward directed contour bases of teeth and located on the magnetic conductor on opposite sides relative to each winding of the winding, connected to the alternating current source and configured to create differently directed magnetic flows. External stator represents stator-generator, on internal teeth of which there are windings connected to load. Number of internal teeth of stator-generator corresponds to number of bases of stator-inductor teeth, and they are located opposite each other through isolated gap. 
     EFFECT: increase of power conversion ratio. 
     6 cl, 1 dwg
Patent RU-2758849-C1 (RU)
Inventor: PAN XIULIAN
IPC: C07C11/02
Filed: 2019-01-28
Granted: 2021-11-02
Abstract: FIELD: chemistry. 
     SUBSTANCE: present invention relates to direct production of C 2 -C 4 -olefins applying synthesis gas, and in particular, relates to a catalyst and a method for direct conversion of synthesis gas for production of C 2 -C 4 -olefins in conditions of a fixed bed or a movable bed. Said catalyst constitutes a mixed catalyst produced by combining component I and component II with each other by means of mechanical mixing, wherein the active component of component I constitutes a metal oxide, and component II constitutes one, two or more from a molecular sieve with a CHA or AEI structure. Said metal oxide constitutes one, two or more from Ga 2 O 3 , Bi 2 O 3 , In 2 O 3 , MnCr 2 O 4 , MnAl 2 O 4 , MnZr 2 O 4 , MnIn 2 O 4 , ZnCr 2 O 4 , ZnAl 2 O 4 , ZnGa 2 O 4 , ZnIn 2 O 4 , CoAl 2 O 4 , FeAl 2 O 4 , InAl 3 MnO 7  and InGa 2 MnO 7 . The specific surface area of said Ga 2 O 3 , Bi 2 O 3  and In 2 O 3  is 1 to 100 m 2 /g; the specific surface area of said MnCr 2 O 4 , MnAl 2 O 4 , MnZr 2 O 4 , MnIn 2 O 4 , ZnCr 2 O 4 , ZnAl 2 O 4 , ZnGa 2 O 4 , ZnIn 2 O 4 , CoAl 2 O 4 , FeAl 2 O 4 , InAl 3 MnO 7  and InGa 2 MnO 7  is 5 to 150 m 2 /g. Said molecular sieve comprises average-strength acid sites, wherein the amount of average-strength acid sites is up to 0.3 mol/kg. 
     EFFECT: reaction process is characterised by high yield and selectivity for the product, wherein the total selectivity for propylene and butylene reaches 40 to 75%; the total selectivity for low-carbon olefins, including ethylene, propylene and butylene, can reach 50 to 90%; wherein the selectivity for methane as a byproduct is less than 15%, indicating the appropriate possibilities for application. 
     12 cl, 7 tbl, 12 ex