baber/WOPTO huggingface dataset:
Patent RU-2712985-C1 (RU)
Inventor: KOVALEV ANATOLIJ ANDREEVICH
IPC: G02B6/30
Filed: 2019-05-17
Granted: 2020-02-03
Abstract: FIELD: physics; manufacturing technology. 
     SUBSTANCE: invention relates to a device of a mode converter for connection of optical fiber with a channel waveguide of a planar optical crystal (PLC) in form of an integral element of light input from optical fiber into a channel waveguide and vice versa. Device of the mode converter comprises an optical fiber which is connected to the channel waveguide of the planar optical crystal by means of a series of waveguide segments of equal height and rectangular section with smoothly decreasing width and smoothly increasing pitch of arrangement, as well as rectangular section with smoothly decreasing width and smoothly increasing pitch of arrangement. Waveguide segments and the conical segment are arranged integrally with the planar optical crystal and provide efficient light input into the planar optical crystal channel waveguide at much shorter length of input element, than it is required for usual adiabatically expanding cone element of light input, and also other segmented input elements. 
     EFFECT: connection of optical fiber with a planar optical crystal with improved characteristics in terms of compactness and ease of manufacture. 
     1 cl, 4 dwg
Patent RU-2713214-C1 (RU)
Title: Device for flare discharge excitation
Inventor: Myshkin Viacheslav Fedorovich
IPC: H05H1/24
Filed: 2019-10-10
Granted: 2020-02-04
Abstract: FIELD: technological processes. 
     SUBSTANCE: invention relates to production of plasma, namely to devices for generation of plasma using external electromagnetic fields and can be used for ion-plasma treatment of surfaces of various materials. Proposed device comprises vertical dielectric tube fitted in slot of dielectric flange with axial hole accommodating power electrode composed of solid copper rod so that its one end is rounded and arranged inside dielectric tube, and other end is beyond its limits and is electrically connected to high-frequency generator. In the lower part of the dielectric tube there is a main branch pipe oriented outwards tangentially. Above the main branch pipe, at the level of the rounded end of the power electrode, there is an additional branch pipe oriented outwards radially. External electrode from copper through a hole in its central part is placed on the additional branch pipe and is located with an air gap relative to external wall of the dielectric tube. Outer electrode is shaped to follow the shape of the outer wall of the dielectric tube. Cylinder filled with compressed gas is connected via pipeline via pipes to the main branch pipe and, via gas valve, to the additional branch pipe. Generator is connected in series to an ammeter and a relay connected to the gas valve and the generator. 
     EFFECT: wider range of equipment for similar purposes. 
     1 cl, 3 dwg
Patent RU-2736983-C1 (RU)
Inventor: MAKOVETSKIJ ANATOLIJ FEDOROVICH
IPC: F04F5/44
Filed: 2019-10-15
Granted: 2020-11-23
Abstract: FIELD: jet pumps.SUBSTANCE: multistage ejector chamber comprises a toroidal vessel assembled with two coaxial conical branch pipes for forming an axisymmetric active fluid flow outside the vessel, supplied into inner volume of vessel by means of supply device, comprising supply unions with shaped active nozzles, each of which creates jet of active medium, velocity vector of which is directed tangentially to inner contour of vessel cross-section by meridian plane. Axisymmetric flow of active fluid medium is created by means of annular nozzle with two working edges, each of which occurs when part of the inner volume of the vessel is cut off by internal conical surfaces of the branch pipes.EFFECT: invention provides higher efficiency of action on a passive medium, improved energy characteristics and wider field of use of ejectors.4 cl, 4 dwg
Patent RU-2725818-C1 (RU)
Inventor: MARKVICHEV NIKOLAJ SEMENOVICH
IPC: A01G7/00
Filed: 2019-11-14
Granted: 2020-07-06
Abstract: FIELD: agriculture. 
     SUBSTANCE: invention relates to agriculture and plant growing and can be used for presowing treatment of seeds and cultivation of plants of vegetable and other crops. Planting method and further growing of plants envisages pre-treatment of seeds, their subsequent planting and treatment of plants during their vegetation with an aqueous suspension of the biopreparation. Seeds treatment is carried out with a phenylpyrrole-based preparation, after which they are placed in a substrate, and after appearance of the first leaves, a liquid suspension with a Trichoderma spp. culture is added to the substrate. 
     EFFECT: high efficiency of controlling phytopathogenic microorganisms. 
     1 cl
Patent RU-2729360-C1 (RU)
Title: Method of analyzing terminal mutations in brca1, brca2, atm and palb2 genes using multiplex pcr and subsequent hybridisation with an oligonucleotide biological microchip (biochip)
Inventor: Tyulyandin Sergej Alekseevich
IPC: C12Q1/68
Filed: 2020-02-17
Granted: 2020-08-06
Abstract: FIELD: biotechnology. 
     SUBSTANCE: present invention relates to biotechnology and represents a method for determining terminal mutations in BRCA1, BRCA2, ATM and PALB2 genes, using multiplex PCR technology and subsequent hybridisation with an oligonucleotide biological microchip (biochip). Invention enables determination of 23 terminal mutations: in gene BRCA2 (NM_000059.3): c.752_753insAG (p.T251fs), c. 1010_1011insTG (p.Asn337fs), c.2808_2811delACAA (p.Ala938Profs), c.5286T>G (p.Tyr1762Ter), c.5586delG (p.Val1862fs), 5722_5723delCT (p.Leu1908Argfs), c.5946delT (p.Ser1982Argfs), C.6070C>T (p.Gln2024Ter), c.6298C>T (p.Gln2100Ter), c.7879A>T (p.Ile2627Phe), c.6997_6998insT (p.Pro2334Thrfs); in gene ATM(NM_000051.3): c.5932G>T (p.Glu1978Ter); in gene PALB2 (NM_024675.3): c.172_175delTTGT (p.Gln60Argfs), 509_510delGA (p.R170Ilefs); in gene BRCA1 (NM_007294.3): c.68_69delAG (p.Glu23Valfs), c.181T>G (p.Cys61Gly), c.5266dup (p.Gln1756Profs*74), c.3700_3704delGTAAA (p.Val1234Glnfs), c.3756_3759delGTCT (p.Ser1253Argfs), c.4035delA (p.Glu1346Lysfs), c.5161C>T (p.Gln1721Ter), c.5251C>T (p.Arg1751Ter), c.1961delA (p.Lys654Serfs). Diagnosis of mutations enables to establish with certain probability of effectiveness and feasibility of treating patients with platinum preparations and PARB-inhibitors. 
     EFFECT: invention allows performing analysis in a short time and with little material costs. 
     3 cl, 2 dwg, 2 ex
Patent RU-2741776-C1 (RU)
Title: Method for plasma exosome release
Inventor: Slyusarenko Mariya Aleksandrovna
IPC: G01N33/48
Filed: 2020-02-25
Granted: 2021-01-28
Abstract: FIELD: biotechnology. 
     SUBSTANCE: invention refers to biotechnology and diagnostic medicine, namely to a method for extracting exosomes from blood plasma. Method for extracting exosomes from blood plasma involves taking peripheral blood, separating plasma from cell mass by centrifugation, adding to plasma mixture of dextran polymers with molecular weight of 450–650 kDa and polyethylene glycol with molecular weight of 20 kDa is dissolved in one volume of blood plasma to concentration of 1.5 % and -3.5 % respectively followed by incubation for 1 hour at temperature +4 °C and centrifugation at acceleration 1000 G, +4 °C for 10 minutes, obtained precipitate is dissolved in polymer mixture of dextran and polyethylene glycol in phosphate-salt buffer in the same concentration, repeatedly centrifuged in the same mode until the end product is obtained. 
     EFFECT: method described above enables to extract directly from blood plasma maximum number of exosomes with minimal contamination of the preparation with plasma proteins and lipoproteins, is easy to implement and has low cost, which increases efficiency of subsequent analysis of exosomal fraction of circulating micro-RNA molecules, for example, for diagnosis or monitoring of oncological diseases. 
     1 cl, 4 dwg, 2 tbl, 1 ex
Patent RU-2743815-C1 (RU)
Title: Ring interferometer of fiber optical gyroscope
Inventor: KURBATOV ALEKSANDR MIKHAJLOVICH
IPC: G01C19/72
Filed: 2020-03-24
Granted: 2021-02-26
Abstract: FIELD: fiber optics.SUBSTANCE: invention can be used in the design of fiber-optic gyroscopes (FOG). A ring interferometer of a fiber-optic gyroscope, the optical scheme of which makes it possible to reduce the loss of optical radiation in it due to a circulator, which acts as both an optical isolator of an erbium-doped fiber radiation source and an optical beam splitter. When the ring interferometer rotates, a phase difference occurs, which is expressed as follows:where R is the radius of the sensitive coil of the ring interferometer; L is the length of the coil light guide; λ is the weighted average light radiance wavelength (LRW); s is the speed of light in vacuum; Ω is the angular velocity of gyroscope rotation, and on the photodetector the optical radiation power can be represented as:where Р0 is the power of the rays interfering on the photodetector.EFFECT: reduced energy consumption of FOG.1 cl, 2 dwg
Patent RU-2743872-C1 (RU)
Title: Опорно-герметизирующий узел шпинделя клиновой задвижки для подземных трубопроводов
Inventor: Mazov Sergei Mikhailovich
IPC: F16K3/12
Filed: 2020-05-28
Granted: 2021-03-01
Abstract: Изобретение относится к области машиностроения, а именно к арматуростроению, и может быть использовано в нефтегазодобывающей, нефтехимической, энергетической отраслях промышленности. Технический результат от использования изобретения заключается в повышении надежности клиновой задвижки при исключении текущего обслуживания до планового ремонта при ее подземном размещении. ОГУ шпинделя клиновой задвижки для подземных трубопроводов, включающей в себя корпус с клиновым запором и крышкой, в которой расположен шпиндель перемещения клинового запора, содержит охватывающий шпиндель, блок герметизации из герметизирующих элементов, размещенный в цилиндрической полости, ограниченной днищем с центральным отверстием, выполненным с возможностью свободного перемещения в нем шпинделя, с поярусным размещением на днище упомянутых герметизирующих элементов, которые выполнены эластичными. В цилиндрической полости концентрично шпинделю между герметизирующими элементами установлено подкладочное кольцо, а сверху размещено опорное кольцо. Над опорным кольцом размещен блок скользящих уплотнителей, с верхним торцом которого сопряжен фланец крышки с возможностью осевого поджатия уплотнительных элементов узла средствами резьбового крепления фланца к крышке. Узел имеет канал контроля герметичности. Цилиндрическая полость состоит из двух цилиндрических камер разного диаметра, меньшая из которых является блоком герметизации. В меньшей камере установлен, по меньшей мере, один герметизирующий элемент, выполненный в виде кольцеобразной манжеты из эластичного упругого материала термостойкого при температуре (-60°C) - (+110°C) П-образного поперечного сечения с полкой и боковыми стенками, ориентированными в сторону корпуса задвижки. Нижний герметизирующий элемент первого яруса установлен на днище меньшей камеры. На полке манжеты герметизирующего элемента последующего яруса размещены указанные подкладочные кольца, которые выполнены из бронзы и имеют регулируемую монтажную толщину, с возможностью обеспечения плотной посадки манжет в блоке герметизации в пространстве от днища нижней камеры до опорного бронзового кольца, сопряженного с полкой верхней манжеты и выполненного двухступенчатым. Верхняя посадочная часть опорного кольца равна диаметру цилиндра большей камеры. Нижняя опорная часть его имеет геометрическую поверхность, соответствующую сопряженной с ней посадочной поверхности в меньшей камере. Подкладочное кольцо установлено сверху герметизирующих элементов, а на нем размещены упорные полукольца из бронзы, имеющие наружную цилиндрическую поверхность диаметром, равным диаметру цилиндра верхней камеры, сопряженную с соответствующей цилиндрической выемкой, выполненной в крышке корпуса, и внутреннюю цилиндрическую поверхность диаметром, не меньшим диаметра шпинделя. Уплотнительные элементы блока скользящих уплотнителей выполнены в виде колец из терморасширенного графита. 5 з.п. ф-лы, 11 ил.
Patent RU-2741933-C1 (RU)
Title: Method for conducting ethereal narcosis in euthanasia in rats in experimental stress analysis
Inventor: Basalaeva Nadezhda Lvovna
IPC: A61M16/01
Filed: 2020-06-02
Granted: 2021-01-29
Abstract: FIELD: medicine. 
     SUBSTANCE: invention refers to medicine, particularly to experimental anaesthesiology and resuscitation, and can be used for induction of etheric anaesthesia in euthanasia in rats in experimental stress study. For this purpose, the laboratory animal is loaded into a glass vessel with a narrow neck containing ether with concentration of 0.2 vol. % per one animal. 
     EFFECT: method enables providing reliable results when determining the level of neuroendocrine hormones of the hypophyseal-adrenal system and adrenal hormones introduced into stress of laboratory animals due to the absence of post-oesophagus ACTH rise due to reduced total time of falling asleep. 
     1 cl, 1 tbl, 1 ex
Patent RU-2763115-C1 (RU)
Inventor: Filonov Pavel Vladimirovich
IPC: G06F21/55
Filed: 2020-06-19
Granted: 2021-12-27
Abstract: Изобретение относится к вычислительной технике. Технический результат заключается в снижении количества ложных срабатываний. Реализуемый на сервере способ корректировки параметров модели машинного обучения для определения ложных срабатываний и инцидентов информационной безопасности (далее - инцидентов), в котором изменяют вердикты для определенной части событий информационной безопасности (далее - первого множества событий) с вердиктом «ложное срабатывание» на вердикты «инцидент», где вердикты для событий определяют с использованием модели машинного обучения для определения ложных срабатываний и/или инцидентов, при этом первое множество событий выбирают, в частности, случайным образом среди событий с вердиктом «ложное срабатывание», при этом выбирают такое количество событий первого множества, которое не превышает второй порог, являющийся параметром модели машинного обучения; отправляют по меньшей мере часть событий первого множества событий на анализ в аналитический центр; используя результаты анализа, содержащие вердикты, вынесенные отправленным на анализ событиям, корректируют параметры модели машинного обучения для определения ложных срабатываний и/или инцидентов. 18 з.п. ф-лы, 7 ил.
Patent RU-2757659-C1 (RU)
Title: Magnetic drive with divided areas
Inventor: NOSKOV ALEKSANDR GEORGIEVICH
IPC: G11C11/02
Filed: 2020-06-16
Granted: 2021-10-19
Abstract: FIELD: computing technology.SUBSTANCE: magnetic drive with divided areas (hereinafter MDDA) is an evolutionary development of an HDD drive and is intended for long-term non-volatile storage of digital information, e.g., in a computer. The principle of operation of the MDDA consists in separate recording of the special sector area to the SSD-mft solid-state memory and the transaction log area to the SSD-log solid-state memory, added to the printed circuit board of the controller of the MDDA. The data sector area therein exclusively occupies all the surfaces of the ferromagnetic layers of the rotating physical disks of the MDDA.EFFECT: technical result is an increase in the reliability of information storage.3 cl, 3 dwg
Patent RU-2757997-C1 (RU)
Title: Digital atmospheric optical communication system
Inventor: IVANOVSKIJ VLADIMIR SERGEEVICH
IPC: H04B7/00
Filed: 2020-07-07
Granted: 2021-10-25
Abstract: FIELD: communication. 
     SUBSTANCE: invention relates to optical communication and information transmission equipment and can be used to organise communication between various mobile and stationary ground, surface, air and underwater objects. To realise the described result, an optical transmitter controller unit connected with the control inputs of the optical transmitter and a unit of reconfigurable optical filters, installed between the input of the optoelectronic receiver and the output of the optical communication channel, are introduced into a digital optical communication system containing a modulator and an optical transmitter, connected in series, an optoelectronic receiver, an analogue-to-digital converter, and a digital demodulator, connected in series, wherein the output of the optical transmitter connected with the optical communication channel, wherein the optoelectronic receiver is made in the form of a sequentially optically coupled receiving optical system and a set of receivers of the ultraviolet and infrared ranges of optical emission, the outputs whereof are the inputs of the analogue-to-digital converter made multi-channel, the optical transmitter is made in the form of a set of ultraviolet and infrared lasers reconfigurable by frequency, the control inputs whereof are connected with the corresponding outputs of the controller of the optical transmitter, the information signal is used to modulate simultaneously the emission of the optical transmitter at several carrier frequencies, simultaneously received by several ultraviolet and infrared receivers, wherein the carrier emission frequencies of the optical transmitter are matched with Fraunhofer absorption lines in the electromagnetic spectrum. 
     EFFECT: technical result consists in increasing the interference protection of the digital atmospheric optical communication system and ensuring the security of operation thereof. 
     4 cl, 2 dwg
Patent RU-2743990-C1 (RU)
Inventor: KIM KONSTANTIN KONSTANTINOVICH
IPC: H02N11/00
Filed: 2020-07-30
Granted: 2021-03-01
Abstract: FIELD: physics.SUBSTANCE: invention relates to electrophysics, to superstrong pulse magnetic systems used in acceleration devices of transport devices, solid-state physics and high-energy physics. Blasting of charge of explosives (7) is performed, and container (8) together with permanent magnet (9) starts movement along barrel (5). Magnetic field of permanent magnet (9) induces pulsed electromotive force, under action of which impulse current is generated in winding of pulse solenoid (1), which creates superstrong pulse magnetic field.EFFECT: increased service life of superstrong pulse magnet.1 cl, 1 dwg
Patent RU-2757595-C1 (RU)
Title: Polymer composite material
Inventor: Khashirova Svetlana Iurevna
IPC: C08G73/16
Filed: 2020-08-31
Granted: 2021-10-19
Abstract: FIELD: additive technology. 
     SUBSTANCE: invention relates to the field of creating polymer composite materials intended for use in the additive technology (3D printing). The polymer composite material is based on a mixture of polyphenylene sulphone and polyetherimide at a ratio of 50:50 pts. wt. and organomodified clay, and additionally includes polycarbonate at the following ratio, prs. wt.: polyphenylene sulphone/polyetherimide 100, polycarbonate 23 to 28, organomodified clay 0.5 to 2. The organomodified clay constitutes a product of modification of montmorillonite clay with a cation exchange capacity of 95 mg-eq/100 g of clay with guanidine-containing salts in the amount of 5% of the mass of montmorillonite. 
     EFFECT: production of composite materials complying with the requirements for physical and mechanical characteristics, intended for the additive technology. 
     1 cl, 2 tbl, 6 ex
Patent RU-2747587-C1 (RU)
Inventor: Kartashev Vladimir Aleksandrovich
IPC: B64C13/18
Filed: 2020-09-05
Granted: 2021-05-11
Abstract: FIELD: unmanned helicopters. SUBSTANCE: invention relates to a method of landing an unmanned helicopter on a moving vessel. For landing an unmanned helicopter, using the ship landing equipment, a landing zone is formed, which is a reference point for the helicopter camera. A descent maneuver is performed in a certain way, taking into account the pitching, yawing and movement of the ship. The helicopter is landed. Using the ship computing device, a landing zone is formed at a fixed height in the form of a virtual landing plane in the form of a quadrangle, as well as with the possibility of moving it in a horizontal plane with the speed of the ship on its course. The helicopter is moved along the trajectory of descent, holding the image of the virtual landing plane in the limiting field of the camera field of view until the limiting field of the helicopter camera field of view is combined with the image of the virtual landing plane. The helicopter is held at the final point of descent until the helicopter deck occupies the position with the highest elevation in space when the ship diametrical plane passes through the longitudinal central axis of the virtual landing plane, at which point the helicopter is given the command to land.  
     EFFECT: improved landing accuracy and safety are provided. 
     1 cl, 3 dwg
Patent RU-2752716-C1 (RU)
Inventor: BUKIN VLADIMIR GRIGOREVICH
IPC: G01M10/00
Filed: 2020-11-10
Granted: 2021-07-30
Abstract: FIELD: experimental hydromechanics.SUBSTANCE: device relates to experimental hydromechanics, in particular to experimental stands designed to study the hydrodynamics of flow, in particular hydraulic resistances in vertical and inclined pipes. The stand contains a liquid tank, a system of liquid supply pipelines, there is an experimental pipe connected to a liquid tank equipped with a goniometer through a flexible hose and equipped with a drain funnel connected to the tank-level holder by an overflow pipe, an air pipe connecting the compressor and the experimental pipe through an air collector and capillaries equipped with clamps and connected to the experimental pipe. To measure the pressure losses of the two-phase flow in three sections of the experimental pipe, differential pressure gauges connected to the experimental pipe, a tank-level holder equipped with a measuring ruler, a shut-off valve and a measuring tank installed at the end of the overflow pipe, a pressure gauge for measuring air pressure in the air collector are installed, and the air pipe is equipped with an air flow sensor.EFFECT: increase in the range of measured characteristics in the study of the hydrodynamics of two-phase flows.1 cl, 1 dwg
Patent RU-2754560-C1 (RU)
Title: Method for lining cathode device of electrolyzer for production of aluminum
Inventor: PROSHKIN ALEKSANDR VLADIMIROVICH
IPC: C25C3/08
Filed: 2020-11-25
Granted: 2021-09-03
Abstract: FIELD: electrochemistry.  
     SUBSTANCE: invention relates to a method for lining the cathode device of an electrolyzer for producing aluminum. The method includes filling and leveling the thermal insulation layer on the bottom of the cathode device casing, filling a refractory layer on top of it, installing cathode hearth and side blocks, followed by sealing the seams between them with a cold-pressed hearth mass and subsequent monolitizing firing, in which a lower barrier layer of graphite foil is installed on the leveled thermal insulation layer, placed between layers of sheets of fiberboard with a density of 950 kg/m 3  or higher, at least one fire-resistant layer is formed, an upper barrier layer of graphite foil is installed, placed between layers of sheets of fiberboard with a density of 950 kg/m3 or higher, all formed layers are simultaneously pressed until the upper surface of the upper layer coincides with the plane of the lower cut of the windows made in the casing of the cathode device for placing cathode rods, and a refractory layer with a thickness of 20-30 mm above the upper layer is formed.  
     EFFECT: barrier properties of the lining of the cathode device of the electrolyzer are improved and the possibility of recycling spent lining materials is provided, environmental pollution is reduced, financial costs for the purchase of new lining materials are reduced due to their reuse and the cost of aluminum is reduced.  
     8 cl, 6 dwg, 1 tbl