baber/WOPTO huggingface dataset:
Patent RU-2691917-C1 (RU)
Title: Device for cathodic protection of underground metal structures
Inventor: Redekop Aleksandr Garoldovich
IPC: C23F13/02
Filed: 2018-09-18
Granted: 2019-06-18
Abstract: FIELD: construction.SUBSTANCE: invention relates to devices for cathodic protection of underground metal structures. Proposed device comprises cathodic protection station to be connected to protected structure, control unit connected thereto, anode earthing device, measuring units with reference electrode and data transmission channel. Each measuring unit is equipped with an optical voltage sensor connected to a reference electrode, a protected structure and a data transmission channel. Data transmission channel is fiber-optic.EFFECT: higher efficiency of monitoring of cathodic protection parameters.1 cl, 1 dwg
Patent RU-2710050-C1 (RU)
Title: Method of development of complex deposits with low reservoir pressure and temperature
Inventor: Ryabkov Ivan Ivanovich
IPC: E21B47/00
Filed: 2019-01-22
Granted: 2019-12-24
Abstract: FIELD: oil and gas industry. 
     SUBSTANCE: invention relates to oil industry and can be used in development of wells of oil deposits in conditions of low formation pressures (close to pressure of oil saturation with oil), as well as low reservoir temperatures. Substance of the invention consists in fact that perforation of walls of the well is performed and call of inflow from the formation, differing by the fact that preliminary by properties of deep oil samples there determined is critical temperature of transition of asphaltenes, resins and paraffins dissolved in oil into crystalline state. In case of influx to the well with the help of pressure gage thermometer the value of temperature of oil flowing from productive interlayers and bottom pressure are controlled. For each group of collector permeability maximum permissible depression is calculated, and inflow from productive formation is called for by least depression, at which oil flowing from productive interlayer has critical temperature. 
     EFFECT: use of the proposed method enables to clean the productive stratum without precipitation and paraffin crystallization, which is ultimately reflected in the increase in the well flow rate. 
     1 cl, 2 tbl, 2 dwg
Patent RU-2706319-C1 (RU)
Title: Silicone antifoaming agent for laundry detergents
Inventor: MAZAEVA VERA GENRIKHOVNA
IPC: C08K13/02
Filed: 2019-01-30
Granted: 2019-11-15
Abstract: FIELD: washing. 
     SUBSTANCE: invention relates to a silicone-based antifoaming composition for use in a powdered detergent that is intended for washing laundry in an automatic washing machine to prevent excessive foaming. Composition contains a liquid siloxane component and a hydrophobic finer filler. At that, the silicone antifoaming agent composition consists of a mixture of linear, branched and cyclic oligodimethylsiloxanes with trimethylsiloxy- and hydroxy groups with kinematic viscosity at 20 °C from 150 to 400 mm 2 /s, and content of hydroxyl groups of 0.24–0.32 % – 14–17 wt%, mixture of quaternary ammonium salts of high-molecular compounds of fatty series – 2-2.5 wt%, methyl siliceum – 0.5–1.0 wt%, a mixture of sodium methyl siliconate and sodium ethyl siliconate, taken in ratio of 1:1.5 – 1.5–2.5 wt%, and sodium carbonate or sodium sulphate – 77–82 wt%. 
     EFFECT: obtaining a loose composition of an antifoaming agent with improved defoaming properties, high storage resistance, use of the proposed defoamer reduces harmful effect on metal parts of washing machines. 
     1 cl, 2 tbl, 6 ex
Patent RU-2705420-C1 (RU)
Title: Multiphase emf generator with mechanical switching
Inventor: GAVRILOV LEONID PETROVICH
IPC: H03B27/00
Filed: 2019-03-18
Granted: 2019-11-07
Abstract: FIELD: electrical engineering. 
     SUBSTANCE: operating principle of the device is based on using approximation of sinusoidal functions of phase voltages by sequences of pulse functions. Device can be used to supply other multiphase consumers of electric energy with a different from the standard power frequency. Connection of EMF sources in the specified sequence to output poles is performed as a result of switching of stationary lobes connected to EMF sources with current-collecting contacts (sliders) located on the rotating shaft, and electrically connected to them current-collecting rotary discs with fixed brushes. EMF sources are connected to lobes by means of diodes, which excludes mutual influence of EMF sources on each other during switching. 
     EFFECT: design of a device for generating a multiphase system of voltages of the required frequency, required values of amplitudes of phase voltages and number of phases by using mechanical switching of EMF sources in order to expand the field of application of a generator of a multiphase EMF system. 
     1 cl, 6 dwg, 2 tbl
Patent RU-2715830-C1 (RU)
Title: Cellular structure multilayer material
Inventor: Drozdov Denis Anatolevich
IPC: B32B3/12
Filed: 2019-03-21
Granted: 2020-03-03
Abstract: FIELD: machine building. 
     SUBSTANCE: invention relates to automotive industry and domestic appliances and can be used, in particular, for production of car mats and car decor elements or as floor mats for shoe cleaning, as well as at the entrance to the building. Disclosed are 2 embodiments of multilayer material of cellular structure. In compliance with first embodiment, multilayer material of cellular structure is proposed, which includes unidirectional, multi-row, interconnected cells of cone-shaped shape arranged on face side and having rhombus, hexagonal cell, irregular hexagon and other in their cross-section. At that, the cone top of the cells is made in the form of a hemisphere, and the back side is equipped with attachment units to the component elements of the product. In another embodiment, the multilayer material of the cellular structure includes unidirectional, multi-row, interconnected cells of cone-shaped shape, placed on the front side and having in their section a rhombus, a hexagon (honeycomb), an irregular hexagon and the like, wherein the apex of the cone of cells is made in form of a hemisphere. Besides, it is equipped with lengthwise or transverse ribs extending on 2–3 mm, passing along joint of cells and arranged with specified pitch or with cells protruding on 2–3 mm ribs, arranged in staggered order. 
     EFFECT: technical result of proposed technical solution of task is reduction of dust and dirt accumulation in top of cells and facilitation of material cleaning. 
     15 cl, 19 dwg
Patent RU-2726233-C1 (RU)
Inventor: Shagrov Mikhail Nikolaevich
IPC: C21D1/09
Filed: 2019-04-05
Granted: 2020-07-10
Abstract: FIELD: technological processes. 
     SUBSTANCE: invention relates to production of materials with new properties used, in particular, in production of hard alloy cutting tools. Method of laser processing of hard-alloy cutting cobalt-containing tool includes impact by pulse laser beam on cutting tool, at that, cutting tool is processed by volume pulse laser hardening, then analysis of material phase composition, correction of hardening modes, and laser pulse energy is determined based on the resulting amount α-Co in cobalt binder of reinforced material. 
     EFFECT: technical result is improved physical and mechanical properties of materials, which are stored after wear and re-twisting; wherein optimization of the phase composition of the material enables to obtain the highest possible results for each specific cutting condition. 
     1 cl, 1 dwg
Patent RU-2716092-C1 (RU)
Inventor: KHETEEV MIKHAIL VLADIMIROVICH
IPC: A61B17/42
Filed: 2019-07-05
Granted: 2020-03-05
Abstract: FIELD: medicine. 
     SUBSTANCE: invention relates to medical equipment and is intended for intracavitary radiation therapy using apparatus for contact radiation therapy for oncological diseases in gynecology. Gynecologic applicator comprises an intrauterine catheter, two lateral catheters and a mechanism connecting them. Intrauterine catheter is provided with a transverse and a longitudinal plank. Lengthwise groove is made to displace lateral guide pin of lateral catheters. Transverse strip is provided with clamps for fixation of the lateral catheters; the non-working sections of the lateral catheters have a bend with radius repeating the bending radius of the intrauterine catheter working section. Working parts of the lateral catheters are connected by means of a ring with radially opposite lobes. 
     EFFECT: use of the invention enables higher accuracy of administering the absorbed dose to the irradiated organ, reducing a dose in the rectum and urinary bladder and thereby increasing therapeutic effectiveness of intracavitary radiation therapy in gynecological oncological diseases. 
     1 cl, 5 dwg
Patent RU-2720709-C1 (RU)
Title: Method of accessing structures of different spinal regions and a device for its implementation
Inventor: Mlyavykh Sergej Gennadevich
IPC: A61B17/02
Filed: 2019-08-20
Granted: 2020-05-12
Abstract: FIELD: medicine. 
     SUBSTANCE: method of access to structures of various spine parts involves making a cut, conducting a guide wire, sequential installation of the cannulated wound dilators, measurement of wound depth, installation of a retractor of a certain depth and its fixation. After making the incision and installing the guide wire, the following device is used, wherein in the guide wire is introduced until contact with the bone structures of the spinal column, using a central through channel, small, then large round cannulated dilators. Then, an oval dilator of the above device is installed, using a large round dilator as a guide. Depth of the surgical wound is determined on the scale located on the outer surface of the dilator. Using an oval dilator as a guide, a corresponding tubular retractor is inserted into the wound. Bracket is used to fix retractor to operating table and perform fluoroscopic inspection. Then, the wire and dilators are removed from the wound to form a single oval working channel inside the retractor. Device for access to various structures of spinal structures consists of a tubular retractor with an oval tube and a bracket for attachment to the operating table, small and large round cannulated dilators, guide wire for a small round cannulated dilator of an oval cannulated dilator, on outer surface of dilators there are scales. Small and large round dilators are made in the form of tubes of round cross-section with chamfers on the distal end. Oval cannulated dilator has an oval outer section for guiding the tubular retractor, chamfers on the end and with a round hole for the large round cannulated dilator diameter along the central axis. 
     EFFECT: inventions provide the implementation of the planned minimally invasive spinal intervention, increasing the surgical area with the need to improve the view and expansion of access with minimal traumatisation of surrounding tissues, reduced time of surgical intervention, reduced recovery period. 
     8 cl, 7 dwg, 1 ex
Patent RU-2734686-C1 (RU)
Title: Control method of solid-propellant propulsion system of spacecraft and device for its implementation
Inventor: MUKHAMEDOV VIKTOR SATAROVICH
IPC: F42B15/01
Filed: 2019-09-02
Granted: 2020-10-22
Abstract: FIELD: aerospace engineering. 
     SUBSTANCE: invention can be used in development of propulsion systems for controlled spacecraft. Method for control of solid-propellant propulsion system consists in change of solid-propellant propulsion unit pulse and vector of thrust using a combination of nozzle electromagnetic control units opening and closing by commands from the control system. Gas flow under pressure created by working medium sources passing through collector is provided through said units. Manifold pressure monitoring is performed in manifold with the help of sensors. Note here that gas pressure accumulation and stabilization in storage receiver is carried out at outlet of working medium sources. After that, gas pressure is reduced by means of step-down mechanical reduction gear separating the header into high and low pressure circuits. Control system controls pressure in both circuits. In accordance with the control algorithm, commands are sent to actuate the second and subsequent working body sources. Commands are supplied at reduction of pressure in high pressure circuit below allowable for correct operation of reduction gear, as well as to open all nozzle electromagnetic control units with accidental exceeding of maximum allowable pressure in low pressure circuit for discharge of excess gas into environment, without affecting the control of the spacecraft. 
     EFFECT: technical result is higher efficiency of control of spacecraft propulsion due to smoothing dynamics and efficient use of working medium, as well as increase in the device operation reliability. 
     10 cl, 3 dwg
Patent RU-2726585-C1 (RU)
Inventor: EVSEEV VLADIMIR IVANOVICH
IPC: A61F5/01
Filed: 2019-10-02
Granted: 2020-07-14
Abstract: Изобретение относится к медицине. Устройство для лечения осевых деформаций коленного сустава состоит из туторов для бедра и голени с закрепленными на них с наружной и внутренней стороны парными накладками, соединенными шарнирами. Шарниры выполнены разъемными. Одна из парных накладок выполнена с Г-образным упором с опорным винтом, а другая из парных накладок, имеющая возможность соединения с ней шарниром, выполнена без Г-образного упора и опорного винта. Накладки имеют возможность меняться местами путем перемещения с тутора бедра на тутор голени. Опорные винты выполнены с возможностью выкручивания или закручивания на Г-образном упоре. Изобретение обеспечивает постепенное полное устранение врожденных и приобретенных вальгусных, или варусных деформаций у детей раннего возраста с 1 года до 5 лет, а также условия для нормализации роста конечности. 5 ил.
Patent RU-2733933-C1 (RU)
Title: Method of producing electroluminescent mixed lead-halide perovskite materials with high phase stability
Inventor: PUSHKAREV ANATOLIJ PETROVICH
IPC: C09K11/66
Filed: 2019-10-15
Granted: 2020-10-08
Abstract: FIELD: chemistry; technological processes. 
     SUBSTANCE: invention can be used in making radiating layers in light-emitting diodes. First, a solution of polyethylene oxide (PEO) in methanol with addition of cesium chloride and a solution of lead bromide in dimethylsulphoxide (DMSO) is separately prepared. Obtained solutions are mixed. Mixed solution containing CsPbBr 2  Cl:PEO in weight ratio of 1:1 is deposited on substrate, centrifuged for 10 minutes at rate of 2500 rpm to form a thin film containing halogen perovskite grains, passivated in a PEO matrix which limits the size and mutual distribution of said grains. Substrate with obtained film is placed on tile and annealed for 20–30 s at temperature of 180–200 °C. Obtained electroluminescent mixed lead-halide perovskite material has high phase stability and luminescence in range of 450–500 nm corresponding to blue light. 
     EFFECT: due to optimum distribution of perovskite grains in material volume, suppression of phase segregation effect in applied external electric field is provided. 
     1 cl, 9 dwg
Patent RU-2725887-C1 (RU)
Inventor: KRAVCHENKO NIKOLAJ ALEKSANDROVICH
IPC: G01R17/20
Filed: 2019-10-22
Granted: 2020-07-07
Abstract: Изобретение относится к области измерительной техники и может быть использовано для автоматизированного контроля функциональной характеристики круговых потенциометров, подбора с допустимым разбросом хода их функциональных характеристик от угла поворота токосъемника для возможности сборки в блок различных функциональных узлов контрольно-измерительных устройств. Автоматизированный стенд контроля круговых потенциометров, содержит контролируемый потенциометр 1, который имеет резистивный элемент 2, токосъемник 3 на оси 4, привод 5 токосъемника, который сочлен с шаговым двигателем 27, колодку 6 с первой 7 и второй 8 клеммами для подключения потенциометра, генератор таковых импульсов 9, выход которого соединен со вторым входом элемента И 13, источник напряжения 10, первый выход которого соединен с первой клеммой 7, первым входом первого компаратора 11 и вторым входом аналого-цифрового преобразователя 22, первый 11 и второй 12 компараторы, элемент И 13, выход которого соединен со счетчиком импульсов 17 и регистратором 23, блок 14 запуска, первый выход которого соединен с сигнализатором неконтактирования 25 и блоком управления 15, а второй выход с генератором тактовых импульсов 9, блок 15 управления, выход которого соединен с блоком установки начала отсчета 16, который соединен с первым входом счетчика импульсов 17, счетчик импульсов 17, цифровой выход которого соединен с регистром памяти 24, первый 18 и второй 19 элементы ИЛИ, блок выборки и хранения 20, ждущий мультивибратор 21, аналого-цифровой преобразователь 22, регистратор 23, регистр памяти 24, сигнализатор неконтактирования 25, модуль управления шаговым двигателем 26, выход которого соединен с шаговым двигателем 27, шаговый двигатель 27, задающий угол токосъемнику 3 контролируемого потенциометра 1. Техническим результатом при реализации заявленного решения выступает повышение эффективности работы стенда путем увеличения точности измерения через введение в него шагового привода, который обеспечивает точность задания угла и фиксацию значения сопротивления в момент его остановки на соответствующем шаге, исключая погрешность динамического неконтактирования. 1 ил.
Patent RU-2729429-C1 (RU)
Title: Ультразвуковой хирургический инструмент
Inventor: KURKOV NIKOLAJ ALEKSEEVICH
IPC: A61M5/00
Filed: 2019-10-31
Granted: 2020-08-06
Abstract: Изобретение относится к медицинской технике. Ультразвуковой хирургический инструмент, включающий излучатель ультразвуковых колебаний с концентратором, соединенный с корпусом посредством кольцевой мембраны. Причем корпус соединен с кожухом, на излучателе закреплены электромеханические элементы, например пьезокерамические кольца, электрические контакты которых подключены к разъему кабеля электропитания, для подачи лекарственного раствора установлен штуцер, причем отношение суммарной массы излучателя и концентратора к массе корпуса с кожухом составляет не более 0,8. На цилиндрической части кожуха закреплены штуцеры: для подачи лекарственного раствора и для подачи озона от озонатора, а по осевой линии инструмента в узкой части кожуха выполнен канал для создания струи лекарственного раствора. Технический результат заявленного изобретения заключается в увеличении точности попадания лекарственного раствора на пораженный участок тела, что повышает эффективность при лечении наружных ран. 1 ил.
Patent RU-2735815-C1 (RU)
Title: Sensor fixation belt during cardiotocography
Inventor: MIKHAJLOV VLADIMIR VIKTOROVICH
IPC: A41C1/02
Filed: 2019-11-28
Granted: 2020-11-09
Abstract: FIELD: medicine. 
     SUBSTANCE: invention refers to medical equipment, particularly to accessories required for non-invasive examination of a foetus during pregnancy control. Belt for fixation of sensors in cardiotocography comprises front part and rear part consisting of two parts, which are connected to front part and have fastening elements on free ends. Front part is made in the form of solid web of elastic material. Along the upper and lower edges of the web there is an elastic tape with creases in the areas of connection of the front part with the elastic tape. Back part is made of elastic band. There are graphic images on the outer side of the panel. 
     EFFECT: enabling unobstructed movement of sensors held by the belt and, if necessary, placing additional sensors; in addition, higher reliability of sensors, as well as minimized discomfort experienced by patient during examination. 
     3 cl, 2 dwg
Patent RU-2731700-C1 (RU)
Title: Filtration unit and filtration element included therein
Inventor: Trubitsyn Dmitrii Aleksandrovich
IPC: B01D29/11
Filed: 2019-12-13
Granted: 2020-09-08
Abstract: FIELD: ventilation. 
     SUBSTANCE: invention relates to ventilation, mainly to structural elements of air filtration systems, namely to precipitation filters of electrostatic plants for air purification. Filtering unit includes housing and at least two filtration elements, wherein filtration element consists of at least filtering material 4 and screen of electromagnetic field 5, wherein filter material 4 is made of polymer fibrous material with chaotic arrangement of fibres, and shield of electromagnetic field 5 of metal wire is arranged around surface of filter material, wherein the distance between the nearest rows of metal wire is less than the distance between filtration elements located in the housing. 
     EFFECT: technical result consists in improvement of efficiency of air filtration in installation for air cleaning, obtaining of optimum design by ratio of parameters: efficiency of filtration, dimensions and energy efficiency. 
     11 cl, 6 dwg
Patent RU-2722305-C1 (RU)
Title: Катализатор для гидротермального сжижения биомассы растительного происхождения
Inventor: KOTELEV MIKHAIL SERGEEVICH
IPC: B01J27/18
Filed: 2019-12-24
Granted: 2020-05-28
Abstract: Изобретение относится к катализаторам для гидротермального сжижения биомассы растительного происхождения и может быть использовано при получении альтернативных жидких моторных топлив. Катализатор для гидротермального сжижения биомассы растительного происхождения содержит оксид циркония, оксид титана, оксид олова, оксид ванадия, фосфат алюминия, мелкодисперсный оксид алюминия при следующем соотношении компонентов, мас.%: оксид циркония 1,0-40,0; оксид титана 0,5-5,0; оксид олова 0,5-5,0; оксид ванадия 0,1-10,0; фосфат алюминия 1,0-5,0; мелкодисперсный оксид алюминия - остальное, до 100 в сульфатированной форме. Технический результат - обеспечение повышения активности катализатора по отношению к сероорганическим соединениям исходного сырья за счет перевода указанных соединений в водорастворимую форму. 4 пр.
Patent RU-2719138-C1 (RU)
Inventor: REPIN DMITRIJ NIKOLAEVICH
IPC: H01Q17/00
Filed: 2019-12-23
Granted: 2020-04-17
Abstract: FIELD: physics. 
     SUBSTANCE: invention relates to methods of camouflaging objects and can be used for imitation in a radar range of wavelengths, protection from external monitoring by surveillance equipment and high-precision weapons of extended linear objects in low temperature conditions, method can also be used for production and equipment in field conditions of radar navigation landmarks and reference points. In order to create radar reflectors, snow is compacted to the required density of the front ski of the installation to form furrows for radar reflectors. Using the device for making furrows in the snow, V-shaped furrows are cut with an opening angle of 90° so that the snow layer under continuous movement is cut in two inclined intersecting planes. Cut stratum having a shape of an isosceles triangle in its cross-section is lifted to the surface of the site along the wall of the furrow and its laying is performed at the specified distance from the furrow. Humidification and compaction of faces of furrows with formation of structure of ice skeleton of snow-covered sheet by application to processed snow surface of vertically directed downward dynamic load, in the form of heat sealant from heat-conducting material, lowering into the made furrow, into hollow facets of which along the flexible hoses there supplied are exhaust gases and heated it. Additional heating is performed by means of nozzles in the form of burners. After compaction and heat treatment of surfaces of faces of furrows with a heat compactor, snow and clipped snow layer near the furrow are sealed statically by back ski of installation for formation of furrows for radar reflectors. Layer of metallized electroconductive composition is applied on side surfaces of the furrows. Furrows are filled with snow or ice. 
     EFFECT: enabling simulation of linear objects in low-temperature conditions, broader capabilities of producing radar reflectors in low-temperature conditions, high quality of radar reflectors and reduced time costs for their production. 
     1 cl, 5 dwg