baber/WOPTO huggingface dataset:
Patent RU-2700031-C1 (RU)
Title: Multi-frequency receiving-emitting antenna device
Inventor: VOLOSHCHENKO VADIM YUREVICH
IPC: H01Q5/00
Filed: 2018-12-26
Granted: 2019-09-12
Abstract: FIELD: physics. 
     SUBSTANCE: invention relates to aerial and hydroacoustics and flaw detection, for acoustic logging, etc., providing ultrasonic echo search with high spatial selectivity in a wide frequency band. Multifrequency receiving-emitting antenna device comprises a radiating path with generators of electric harmonic signals with different oscillation frequencies, frequency multipliers, analog keys, power amplifiers, a multielement electroacoustic transducer from half-wave rod piezoelectric elements, which form identical sectors on the radiating surface from oscillating systems with resonance at modes of normal oscillations, multichannel acoustic tube made in the first part with the same transverse-sector honeycomb structure from the longitudinal resonator channels with lengths on which the odd number of wavelengths corresponding to the frequencies of the harmonic signal generators is placed, note here that sector of multielement electroacoustic transducer corresponds to transverse-sector honeycomb structure from longitudinal channels-resonators, acoustic valve-reflector, control unit and pulse generator. Multifrequency transceiving antenna device additionally comprises second and third parts of acoustic pipe with diameter equal to diameter of first part, wherein first and second parts of acoustic pipe have rigid wall, and third part with sound-transparent wall, additional multielement electroacoustic transducer installed in the end of the third part of the acoustic pipe, inside which there is a bipyramidal reflector, made in form of two regular pyramids, the bases of which are aligned, and the vertices are located on the axis of the acoustic pipe, wherein one of the vertices is directed to the acoustic reflector valve, and the other one is directed to the additional multi-element electroacoustic transducer. 
     EFFECT: proposed device allows to expand frequency spectrum at ultrasonic echo-hunting in preset plane with high spatial selectivity. 
     8 cl, 4 dwg
Patent RU-2708010-C1 (RU)
Title: Rotary hydraulic motor
Inventor: Vorobev Sergej Sergeevich
IPC: F03B5/00
Filed: 2019-01-26
Granted: 2019-12-03
Abstract: FIELD: hydraulic engineering. 
     SUBSTANCE: invention relates to hydraulic machine building, namely, to rotary hydraulic motor. Hydraulic motor comprises housing 1, rotor 2, inlet and outlet distributors 4 and 5, inlet and outlet branch pipes 6 and 7, and bearings. Rotor 2 is of cylindrical shape, on surface of which there are recesses in the form of truncated cone for interaction with liquid. Recesses are distributed along rotation axis of rotor 2 in rows, which are offset along circumference of rotor 2 at equal angle relative to each other. In housing 1 are displaced holes for inlet and outlet of liquid height to provide area of action of liquid on recesses. Angle of section of action of liquid on recesses is not less than angle of distribution of recesses along circumference of rotor 1. 
     EFFECT: invention is aimed at increasing of torque, rotation frequency, manufacturability, assembly and repair. 
     1 cl, 11 dwg
Patent RU-2717251-C1 (RU)
Title: Method of rolling rails
Inventor: SHVARTS DANIL LEONIDOVICH
IPC: B21B1/08
Filed: 2019-02-21
Granted: 2020-03-19
Abstract: FIELD: rail vehicles. 
     SUBSTANCE: invention relates to the field of rolling rails. Proposed method comprises production of intermediate rail rolls in reversing roughing stands using closed rail gages and its further rolling in continuous-reverse group of stands using two-roll gauges of auxiliary mill, as well as four- and three-shaft gauges of universal stands. 
     EFFECT: possibility of increasing the accuracy of the symmetrical profile of the rolled stock specified in the universal stands is provided by the fact that rolling in rough reversible cages of the duo is completed after rolling in closed split calibres, wherein symmetry with simultaneous control of height of flanges of intermediate cross-section is carried out in two-roll open caliber of intensive deformation in auxiliary mill duo of finishing continuous-reverse group of stands. 
     1 cl, 7 dwg
Patent RU-2705106-C1 (RU)
Inventor: Rozhkov Timofej Evgenevich
IPC: A61H33/02
Filed: 2019-04-14
Granted: 2019-11-05
Abstract: Изобретение относится к области медицинской техники, в частности к физиотерапии, и может найти применение при проведении лечебных профилактических и оздоровительных ванн в больницах, на курортах и в санаториях. Ванна водолечебная содержит корпус в виде чаши, жестко закрепленный на верхней раме с возможностью вращения вокруг горизонтальной оси корпуса. Верхняя рама имеет две симметрично расположенные по ее краям стойки.  Устройство также содержит нижнюю раму с двумя опорными симметрично расположенными стойками, причем в верхней части каждой стойки нижней рамы закреплен подшипник качения, а на каждой стойке верхней рамы посредством сварки закреплена ось вращения, вставленная в указанный подшипник. Верхняя и нижняя рамы связаны между собой актуатором линейного перемещения с выдвижным штоком посредством крепежных проушин. Актуатор закреплен с одной стороны выдвижным штоком снизу верхней рамы, а с другой стороны – к краю нижней рамы. Изобретение позволяет перемещать ложе ванны из горизонтального положения в вертикальное и обратно для использования маломобильными группами населения. 3 з.п. ф-лы, 3 ил.
Patent RU-2712317-C1 (RU)
Title: Electromagnetic spot-welding device
Inventor: KOZHOKIN TIMOFEJ IVANOVICH
IPC: B23K11/30
Filed: 2019-04-30
Granted: 2020-01-28
Abstract: FIELD: technological processes. 
     SUBSTANCE: invention can be used for connecting sheet billets by contact spot welding. Hollow holder of electromagnetic spot-welding device is made with front conical part. Back part of the cap electrode has a conical cavity enveloping the front conical part of the hollow holder. Outer side surface of holder comprises alternating screw grooves and walls forming solenoid enveloped by hollow ferromagnetic casing. Bushing on which a ferromagnetic casing is fixed is fixed on the holder behind the solenoid on the holder. Middle part of the casing is located on the solenoid, and its front part is on the side surface of the cap with thrust of the bottom of the casing front end face in the cap ledge. 
     EFFECT: invention provides reduced power consumption and reduced use of replaceable electrodes. 
     1 cl, 1 dwg
Patent RU-2714517-C1 (RU)
Title: Method of determining sources of hydrocarbon contamination in open water areas of seas in areas of development of oil and gas deposits
Inventor: Ostrovskaya Elena Vasilevna
IPC: G01N30/02
Filed: 2019-08-21
Granted: 2020-02-18
Abstract: FIELD: ecology. 
     SUBSTANCE: invention relates to ecology and is intended for detection of sources of contamination by petroleum hydrocarbons of waters of open water areas of seas. Method for determining hydrocarbon sources of open water areas of seas in areas of development of oil and gas deposits involves sampling oil / oil products from bottling, at that, at the preliminary stage, an inventory base of all types of oil products produced and used in the given water area is formed, extraction of samples with hexane is carried out by extracting emulsified and dissolved oil components, separating oil products from polar hydrocarbons and non-oil impurities in a column filled with silica gel, using GC/PID and GC/MS chromatograms of samples, which are compared qualitatively and quantitatively with chromatograms of oil from inventory, calculating their ratios, determining indices and biochemical markers, further identification of hydrocarbon sources is continued by quantitative analysis of values of indices and biomarkers, ratios of parameters of chromatograms, at that accounting for weathering of oil in marine environment is carried out using biomarkers. 
     EFFECT: high accuracy and reliability of identifying the origin of hydrocarbons in the water area of the sea. 
     5 cl, 2 tbl
Patent RU-2710223-C1 (RU)
Title: Gun cartridge
Inventor: VARENYKH NIKOLAJ MIKHAJLOVICH
IPC: F42B7/04
Filed: 2019-08-29
Granted: 2019-12-25
Abstract: FIELD: weapons and ammunition. 
     SUBSTANCE: invention relates to ammunition, namely to cartridges for hunting smooth-bore shotguns. Gun cartridge comprises cartridge carrying polymer wad container of two fixed on common bottom shutter, filled with shot coaxial cylinders, caliber of which is equipped with longitudinal slots forming lobes, and propellant powder charge initiated by axial primer-igniter. In gauging cylinder of wad-container there is a steel shot, and in central one – there is a lead shot, at comparable weight of grains, ratio of diameters of which is selected in reverse ratio of specific weights of their materials. Lobes of caliber cylinder are formed in pairs by diametral slots along generatrixes of central angle 60°. 
     EFFECT: technical result consists in improvement of hitting action of hunting rifle cartridge with maximum possible simplification of its design. 
     1 cl, 2 dwg
Patent RU-2736477-C1 (RU)
Title: Method of extracting noble metals from multicomponent solutions
Inventor: SHKINEV VALERIJ MIKHAJLOVICH
IPC: C22B3/26
Filed: 2019-10-17
Granted: 2020-11-17
Abstract: FIELD: chemical or physical processes. 
     SUBSTANCE: invention relates to methods of chemical engineering, liquid extraction of noble metals during their industrial production. In the method of producing noble metals from multicomponent process solutions, an initial acidic chloride solution containing noble metals and impurities, is introduced into an aqueous two-phase system consisting of polyethylene glycol with molecular weight from 1,500 to 20,000 and a phase-forming salt. Phase-forming salt used is ammonium sulphate or a metal sulphate selected from Na, Li, Cu, Zn, Mg, Cd, Co, which is a part of impurities. Acidity of process solution 0.001–2 M HCl, and content of chloride ions 10–90 g/dm 3 . Then platinum (IV) and palladium (II) are extracted to polymer phase. Salt phase is directed to recovery of other noble metals and subsequent extraction of phase-forming salt, which is used for preparation of two-phase system for next extraction cycle. 
     EFFECT: providing creation of extraction systems based on water-soluble available reagents, which can be used in multistage extraction equipment to create closed circuits for processing raw material of noble metals, in order to reduce production wastes and simplify their recycling, as well as to improve profitability of affinity technologies. 
     4 cl, 3 tbl
Patent RU-2725168-C1 (RU)
Title: Устройство для определения места повреждения кабеля
Inventor: Kashin YAkov Mikhajlovich
IPC: G01R31/08
Filed: 2019-10-28
Granted: 2020-06-30
Abstract: Изобретение относится к электротехнике и может быть использовано для определения мест повреждения на кабельных линиях электропередачи и связи. Устройство для определения места повреждения кабеля содержит импульсный измеритель, радиотелефон, источник радиоактивного излучения, установленный в центре свинцового контейнера в расположенном по его оси симметрии вертикальном канале. В нижней части свинцового контейнера установлен затворный механизм, состоящий из свинцовой крышки, по центру которой выполнен вертикальный узконаправленный выходной канал, и установленного внутри свинцовой крышки свинцового затвора с вертикальным проходным каналом, смещенным относительно оси симметрии свинцового контейнера влево, прижимаемого к нижней части свинцового контейнера прижимными пружинами с шариками и имеющего возможность плавно перемещаться вдоль нее до полного совмещения проходного канала свинцового затвора с вертикальным каналом свинцового контейнера и вертикальным узконаправленным выходным каналом свинцовой крышки. При этом свинцовый затвор своей правой торцевой частью упруго связан со свинцовой крышкой распорной пружиной, к левой внутренней стороне свинцовой крышки жестко прикреплен выталкивающий электромагнит, выполненный в радиационно-стойком исполнении, а в нижней части свинцовой крышки установлен упор. В радиотелефон вмонтирован блок передачи сигнала дистанционного управления. На левой наружной стороне свинцового контейнера закреплен свинцовый корпус, в котором установлен блок приема и обработки сигнала дистанционного управления, состоящий из блока обработки сигнала дистанционного управления и аккумуляторной батареи, сообщенных с релейным блоком, и приемной антенны, выход которой подключен к входу блока обработки сигнала дистанционного управления. Технический результат изобретения - автоматизация процесса эксплуатации устройства для определения места повреждения кабеля и снижение радиационного воздействия радиоактивного γ-излучения на организм оператора, перемещающего источник радиоактивного излучения вдоль трассы в зоне повреждения кабеля с периодической установкой его на землю. 2 ил.
Patent RU-2726593-C1 (RU)
Inventor: Konovalova Nina Gennadevna
IPC: A61H1/00
Filed: 2019-10-30
Granted: 2020-07-14
Abstract: Изобретение относится к медицине, а именно к восстановительной медицине и неврологии, и может быть использовано в комплексном лечении пациентов с ишемическим инсультом в острый и ранний восстановительный периоды. Проводят краниосакральное мануальное тестирование, определяют степень постурального дисбаланса, затем последовательно выполняют комплекс краниосакральной мануальной терапии в последовательности обратной развитию патобиомеханических изменений и соответствующей процессам саногенеза, комплекс состоит из девяти этапов, проводимых на 3 и 10 день от начала инсульта: устранение компрессии симфиза, устранение патобиомеханических нарушений крестца, придание правильного положения подвздошным костям, восстанавление тонуса трапециевидной мышцы, устранение функционального блока С1-С2, восстановление подвижности в атланто-окципитальном сочленении, устранение патобиомеханических изменений сфенобазиллярного сочленения и соединительнотканных структур черепа, устранение периферических патобиомеханических изменений черепа, стимуляция нейродинамических процессов, восстанавливающих ликворо- и гемодинамику. Способ способствует восстановлению подвижности атланто-окципитального, сфенобазиллярного сочленений и соединительнотканных структур черепа, приводит к ликвидации постурального дисбаланса, уменьшению степени выраженности пареза, уменьшению проявлений когнитивно-мнестических нарушений и степени выраженности тревоги и депрессии, повышает мотивацию к восстановлению, нормализует артериальный и венозный кровоток, ликвородинамику, улучшает метаболические, нейродинамические процессы головного мозга, улучшает общее самочувствие, концентрацию внимания, эмоциональный фон, положительно сказывается на качестве жизни пациентов за счет последовательного проведения. 2 пр.
Patent RU-2741780-C1 (RU)
Inventor: Terekhin Sergej Aleksandrovich
IPC: C09D5/02
Filed: 2019-12-17
Granted: 2021-01-28
Abstract: FIELD: chemistry.SUBSTANCE: invention relates to coating compositions characterized by physical properties or action of the obtained coating, and can be used for heat insulation of pipelines in housing and industrial construction, as well as in instrument-making for obtaining thin heat-insulating coatings. Disclosed coating is made of water-suspension composition with hollow microspheres. In addition, coating is added before or during its application with inert gas in gas-liquid phase at excess pressure from 30 to minus 0.099 MPa and temperature from 200 to 500 K.EFFECT: introduction of inert gas into the coating before its deposition in gas-liquid phase increases its vapor-permeability and reduces volume of space between microspheres, which increases its heat-shielding characteristics.1 cl
Patent RU-2739204-C1 (RU)
Title: Device and methods for monitoring progression of loss of visual field of user
Inventor: SHLUND MARIO
IPC: A61B3/024
Filed: 2017-06-14
Granted: 2020-12-21
Abstract: FIELD: medicine. 
     SUBSTANCE: group of inventions relates to medical equipment. Method for determining probability of presence or excess of preset speed or risk of progression of loss of vision field (VFP) in user includes stage (S100) of installation, including placing permanently worn sensor on eye or its implantation into eye of user. Measurement step (S101) involves measuring biomechanical properties of the eye (OBP) by means of a constantly worn sensor placed on the eye or implanted therein. Measurement involves repeated reading of data at regular intervals. Recording step (S102) includes recording biomechanical properties of the user's eye in the form of at least one OBP time series chart in the recording means. At the processing step (S103), one or more OBP parameters are extracted from the recorded schedule of the OBP time series. At calculation step (S104), said one or more extracted OBP parameters are combined with additional user metadata, so that VFP is calculated based on its correlation with OBP parameters. At determination step (S105) determining whether progression of loss of field of vision is at a level of a predetermined threshold value VFP or exceeds it, or the probability that said progression of visual field loss is within a specific range. At prediction step (S106), the probability of developing glaucoma in a patient based on the determined VFP is predicted. Evaluation step (S107) serves to assess the relevance of a particular treatment method based on said prediction result. Disclosed is a system for predicting progression of loss of visual field in a user by performing a method. 
     EFFECT: technical result consists in reducing time costs of the study and providing individual and clinical use. 
     15 cl, 4 dwg
Patent RU-2729105-C1 (RU)
Inventor: FEDOTOV GENNADIJ NIKOLAEVICH
IPC: A01N37/08
Filed: 2019-12-27
Granted: 2020-08-04
Abstract: Изобретение относится к сельскому хозяйству, а именно к разработке препаратов-стимуляторов роста растений для предпосевной обработки семян яровой пшеницы. Технический результат достигается тем, что комплексный препарат для предпосевной обработки семян яровой пшеницы полусухим способом включает гумат калия или натрия, автолизат пивных дрожжей, кальциевый бентонит, соли гиббереллиновых кислот и Полисорбат-20 и представляет собой бентонито-гуматовый комплекс в виде водной суспензии, включающей указанные компоненты в следующей концентрации: гиббереллины (соли гиббереллиновых кислот) 35-45 мг/л; гумат калия или натрия 8-12 г/л; кальциевый бентонит 35-45 г/л; автолизат пивных дрожжей 10-14 г/л; Полисорбат-20 100-150 мг/л. Изобретение позволяет повысить стимулирующую способность препаратов для предпосевной обработки семян полусухим способом, ускорить прорастание семян яровой пшеницы и развитие их проростков. 1 табл.
Patent RU-2739911-C1 (RU)
Inventor: Ermoshina Marina Sergeevna
IPC: H02G7/00
Filed: 2020-02-25
Granted: 2020-12-29
Abstract: FIELD: electrical engineering. 
     SUBSTANCE: invention relates to electrical engineering, in particular to transient points intended for transmission of electric power from air section of line to cable section of power transmission line and vice versa. Digital transition station with control equipment comprises support with two sites at different levels, crossarms with insulators made with possibility of connection to wires of overhead transmission line, as well as located on upper platform for each phase of power transmission line: vertical-type disconnector with earthing switch, overvoltage limiter, digital optical current transformer and cable coupling, made with possibility of connection to power transmission line cable line. Disconnector of vertical type, overvoltage limiter and cable coupling are made with possibility of serial connection to each other by means of buses or wires, digital optical transformer is installed with possibility of measuring current flowing through said wires or busbars. Drive of disconnector with earthing switch, electronic-optical unit of current transformer and optical converter are arranged on lower platform. Disconnector is located above the coupling and fixed on the support. 
     EFFECT: creation of compact transition point with expanded functionalities (with possibility of passing current measurement, measurement signal transmission to substation control station, as well as connection and disconnection with grounding of de-energized sections of live circuits). 
     1 cl, 3 dwg
Patent RU-2736266-C1 (RU)
Inventor: SETO YOSHIHIKO
IPC: D04H1/76
Filed: 2018-07-17
Granted: 2020-11-12
Abstract: FIELD: nonwoven materials.SUBSTANCE: disclosed is a nonwoven material comprising thermoplastic fibres, a first surface side and a second surface side, which is a surface side opposite to the first surface side, wherein the nonwoven material has an outer surface fibrous layer disposed on the first surface side, an outer surface fibrous layer located on the second surface side, plurality of connecting parts between outer surface fibrous layer located on side of first surface, and outer surface fibrous layer located on side of second surface, and hollow part between connecting parts, and at that hollow parts are arranged continuously in direction in plane of nonwoven material.EFFECT: broader functional capabilities.10 cl, 6 dwg, 1 tbl
Patent RU-2730858-C1 (RU)
Title: Method of producing lenalidomide and an intermediate for production thereof
Inventor: Khazanova Elena Sergeevna
IPC: C07D401/04
Filed: 2020-05-19
Granted: 2020-08-26
Abstract: FIELD: pharmaceutics.SUBSTANCE: invention relates to chemical and pharmaceutical industry, specifically a method of producing lenalidomide intermediate of formula (10) by reacting 3-nitrophthalaldehyde with 3-amino-2,6-piperidinedion in the presence of a reducing agent and an organic acid in a medium of a chlorinated organic solvent, and further conversion of the intermediate into lenalidomide by reduction of the nitro group.(10).EFFECT: present method is environmentally friendly, safe and provides for use of readily available raw material.10 cl, 3 dwg
Patent RU-2736912-C1 (RU)
Title: Method of atraumatic removal of tooth root (versions)
Inventor: SHCHerbovskikh Aleksej Evgenevich
IPC: A61C3/00
Filed: 2020-05-12
Granted: 2020-11-23
Abstract: FIELD: medicine.SUBSTANCE: invention refers to medicine, namely to surgical dentistry and maxillofacial surgery, and is intended for use in removal of dental roots. Root is dislocated with the luxator. Dosed manual pressure is punctured through an oral mucosa, a submucosal layer, a periosteum, an external cortical plate, a spongy substance of the alveolar process or an alveolar portion of the jaw in the projection of apex of the tooth root of the flat cutting edge of the direct luxator perpendicular to the outer cortical plate to form wound channel with diameter equal to diameter of intermediate part of luxator; flat cutting edge of the direct luffer is introduced through a wound canal or simultaneously with formation of a wound canal into the periodontal slot or bone tissue distally, or more medially, or apically than root apex, the luxator is rotated along longitudinal tool axis by 90° resting on the basal jaw in the wound canal until the root dislocated in the occlusal direction.EFFECT: method enables shortening the time of surgical intervention, optimizing the period of tissue regeneration, minimizing the risk of injuries of adjacent teeth and surrounding tissues, minimizing deformation of the postoperative area while preserving the volume of bone and soft tissues.1 cl, 2 dwg, 6 ex