baber/WOPTO huggingface dataset:
Patent RU-2692986-C1 (RU)
Title: Method for formation of reservoir rectal anastomosis in surgical treatment of familial adenomatosis
Inventor: FROLOV SERGEJ ALEKSEEVICH
IPC: A61B17/00
Filed: 2018-11-13
Granted: 2019-06-28
Abstract: FIELD: medicine.SUBSTANCE: invention refers to medicine, namely to surgery, and can be used for formation of reservoir rectal anastomosis in surgical treatment of familial adenomatosis. Enteric reservoir is formed with preservation of a distal part of a rectum after removal of a large intestine. When forming the anastomosis, the peripheral edges of the staple suture of the stump of the rectus are sutured together by means of a separate nodular suture, tightening the suturing zone to the extended stock of the circular suturing apparatus and engaging the resection area.EFFECT: method enables reducing a risk of purulent-septic complications.1 cl, 2 ex
Patent RU-2713047-C1 (RU)
Title: Method for proppant hydraulic fracturing of oil formation
Inventor: KHISAMOV RAIS SALIKHOVICH
IPC: E21B43/26
Filed: 2019-03-04
Granted: 2020-02-03
Abstract: FIELD: oil industry. 
     SUBSTANCE: invention relates to oil industry and can be used in process of proppant hydraulic fracturing of oil formation with variable size of granules of proppant. Method includes drilling or selection of an already drilled vertical or directional well, well shutdown, hydraulic fracturing in the well (HFW), determination of the zone of distribution of fractures of hydraulic fracturing, fixation of hydraulic fracturing with proppant, successive reduction of the size of the fraction of the injected proppant, development of the well, extraction of products from the well. Total volume of injected proppant is determined from the volume of actual fractures of hydraulic fracturing, which are fixed during fracturing, hydraulic fracturing is fixed with proppant in several stages, wherein in each subsequent step, portions of the proppant are pumped both at a smaller size of the fraction and in a smaller volume: the first portion is used to inject proppant with particle diameter D and total volume of portion V, the second portion injecting proppant, respectively, with particle diameter D/6 and in volume (0.2...0.1)·V, further, if necessary, third – D/12 and (0.03...0.05)·V, fourth – D/24 and (0.02...0.03)·V, if necessary, pumping only two or three portions of different fractions of the proppant, between each stage, a process exposure of not more than 2 hours, wherein the pressure at the wellhead during the process of holding is maintained at the level of not less than 50 % of the maximum at which the proppant is pumped. 
     EFFECT: technical result consists in improvement of efficiency of hydraulic fracturing of oil formation and increase in accumulated oil production of well. 
     1 cl
Patent RU-2705043-C1 (RU)
Title: Device for surface plastic deformation
Inventor: ZAJDES SEMEN AZIKOVICH
IPC: B24B39/04
Filed: 2019-04-02
Granted: 2019-11-01
Abstract: FIELD: technological processes.SUBSTANCE: invention relates to devices for surface plastic deformation. Device contains an electric motor, a reducer connected to the shaft and rotating in conical bearings; a disc is mounted at the shaft end and a deforming tool in the form of a ball is connected to it, a traction rod adjusted along its length. Ball tips are fixed on ends of the traction rod. One end of the traction rod rests against one of the spherical recesses on the end surface of the disc, and the other one is fixed in the spherical bearing.EFFECT: as a result, stress intensity in deformation region increases.1 cl, 2 dwg, 1 ex
Patent RU-2734814-C1 (RU)
Title: Building material based on gypsum with a magnetic layer, magnetic connecting material, method of making construction material based on gypsum with a magnetic layer
Inventor: WATANABE KEN
IPC: E04C2/04
Filed: 2017-10-03
Granted: 2020-10-23
Abstract: FIELD: construction.SUBSTANCE: invention relates to a construction material based on gypsum with a magnetic layer, a magnetic connecting material and a method of making gypsum-based construction material with a magnetic layer. Object of present invention consists in providing construction material based on gypsum with magnetic layer, including: construction material based on gypsum; a magnetic layer covering at least part of the surface of the construction material based on gypsum, wherein the magnetic layer contains iron powder and binder, wherein content of iron powder per unit area is 0.3 kg/mor more, and density of magnetic layer is 2.0 g/cmor more.EFFECT: construction material based on gypsum with a magnetic layer, a magnetic connecting material, a method for making construction material based on gypsum with a magnetic layer are disclosed.20 cl, 6 tbl, 6 dwg
Patent RU-2720714-C1 (RU)
Inventor: Garnaev Ilsiyar Ilgizarovich
IPC: E21B34/02
Filed: 2019-05-24
Granted: 2020-05-13
Abstract: FIELD: oil, gas and coke-chemical industries. 
     SUBSTANCE: invention relates to oil and gas industry, namely to devices of wellhead equipment for protection against emergency pressure drops between annular space of well and discharge line in both directions. Well pressure valve for pressure release contains housing with channel equipped with seat and shutoff element spring-loaded from stop to seat, which passes from annular space into discharge line. Housing is equipped with an additional channel equipped with an additional seat and an additional element spring-loaded from the stop to this seat, which passes from the discharge line to the annular space. Force of locking elements pressing to seats is selected so that to exclude pressure difference exceeding emergency value for corresponding structural elements of wellhead equipment. 
     EFFECT: technical result is improved reliability of wellhead equipment protection against emergency pressure drops due to possibility to automatically release pressure from well annulus into discharge pipeline in automatic mode or vice versa. 
     1 cl, 2 dwg
Patent RU-2719698-C1 (RU)
Inventor: GLEBOV VADIM DMITRIEVICH
IPC: E02F3/28
Filed: 2019-06-18
Granted: 2020-04-21
Abstract: FIELD: excavating equipment. 
     SUBSTANCE: invention relates to excavating equipment and can be used in single-bucket excavators. Single-bucket excavator comprises rotary platform arranged on running truck with boom with bucket installed on it, accumulating tank with hydraulic supports and unloading mechanism. Accumulating reservoir is made with possibility of vehicle passage under it and installation on rotary platform. Excavator is equipped with cantilever hingedly mounted on running trolley with hydraulic drive of lifting, and accumulation tank is equipped with support wheels, sensor with indicator of volume of soil and quick-detachable grip, mating part of which is mounted on end of cantilever. Supports are made in the form of hydraulic cylinders with movable housings installed in guides attached to side walls, and wheels ends are connected to ends of housings. Unloading control system is equipped with a time relay, a remote radio signal panel, a receiver and an output relay with contacts connected to an electric line connecting the soil volume sensor with a time relay which is connected to solenoids of the electrically driven hydraulic control valve. 
     EFFECT: increased efficiency and reliability of single-bucket excavators. 
     1 cl, 2 dwg
Patent RU-2722632-C1 (RU)
Inventor: GORLOV IVAN FEDOROVICH
IPC: C02F1/68
Filed: 2019-07-15
Granted: 2020-06-02
Abstract: FIELD: food industry; cattle breeding; veterinary science. 
     SUBSTANCE: invention can be used in plant growing, livestock sector, veterinary science, biology, food industry. Disclosed is a method of producing aqueous solutions with negative oxidation-reduction potential. Initial aqueous solutions placed in the vessel are saturated with hydrogen supplied from a hydrogen source. Drexel bottle is used as vessel, Kipp apparatus is used as hydrogen source, saturation is carried out for 1–1.5 hours. Initial aqueous solutions used are Sebryakovskaya mineral water with the sum of ions and mineralization of 1–2 g/l in amount of 100 ml, obtaining an aqueous solution with ORP from −340 to −345 mV and pH 8–8.4. 
     EFFECT: obtained solutions can be used for soaking seeds of agricultural plants, drinking young farm animals to stimulate growth and therapy of gastrointestinal diseases. 
     1 cl, 2 ex
Patent RU-2713750-C1 (RU)
Title: Coherent diversity signal transmission method
Inventor: PAVLIKOV SERGEJ NIKOLAEVICH
IPC: H04B7/005
Filed: 2019-07-26
Granted: 2020-02-07
Abstract: FIELD: radio engineering. 
     SUBSTANCE: invention relates to radio engineering and can be used in radio communication systems. In the transmitting part of the first side, N diversity channels are formed, N signals are generated and assigning each diversity channel its signal, transmitting signals through the corresponding diversity channels, in the receiving part of the second side from the signals of the diversity channels after predistortion, by an inversion operation, an alphabet is made, from the elements of which the message is formed according to the rule stipulated by the parties, from the information source of the second side of the first, transmitting signals along diversity channels from the second side of the first, and in the receiving part of the first side, the received signals are elements of the alphabet, from which according to the specified rule, restoring the message for the information consumer on the first side, wherein the received signals after the predistortion, by the inversion operation, are used as the updated alphabet to generate, according to the rule specified by the parties, messages from the first side information source, transmitting the message, and in the receiving part of the second side, the received signals are alphabet elements, from which according to the rule stipulated by the parties, the message is restored and transmitted to the information consumer on the second side, wherein in the receiving part of the second side, by predistortion of signals, an updated alphabet is formed, to form, according to a rule specified by the parties, messages from the second party information source of the first one, thus, updating of the alphabet takes place constantly during information exchange between the parties. 
     EFFECT: high efficiency of transmitting multi-channel radio communication using broadband signals in a system. 
     1 cl, 1 dwg
Patent RU-2711613-C1 (RU)
Inventor: Pozdnyakov Dmitrij Igorevich
IPC: A61K31/505
Filed: 2019-07-29
Granted: 2020-01-17
Abstract: Изобретение относится к соединению формулы (I),которое может быть использовано для создания лекарственных средств церебропротекторного действия для лечения хронической травматической энцефалопатии. 2 ил., 2 табл., 2 пр.
Patent RU-2730575-C1 (RU)
Inventor: BADAZHKOV DMITRIJ VIKTOROVICH
IPC: E21B43/267
Filed: 2017-03-31
Granted: 2020-08-24
Abstract: Группа изобретений относится области стимулирования производительного пласта с помощью технологии гидроразрыва пласта (ГРП), в частности, к способам проведения ГРП. Технический результат заключатся в оптимизации плана гидроразрыва пласта с учетом двумерного моделирования процессов переноса в трещине ГРП. Построение плана гидроразрыва пласта в скважине содержит следующие этапы: получение данных об операциях по гидравлическому разрыву пласта, содержащих план закачки проппанта и план закачки волокон различных типов. Построение матрицы деградации для волокон различных типов. Построение возможных вариантов операции гидроразрыва в соответствии с типом волокна и планом закачки. Предложен также способ гидроразрыва пласта, который содержит построение плана гидроразрыва пласта в скважине, а также приготовление жидкости ГРП, содержащей несущую жидкость, проппант, добавки и волокна, и закачивание жидкости ГРП в пласт через скважину по выбранному оптимальному варианту операции ГРП. 2 н. и 11 з.п. ф-лы, 8 ил., 4 табл.
Patent RU-2716859-C1 (RU)
Title: Low-profile broadband high-impedance magnetodielectric structure
Inventor: ZAJTSEV DMITRIJ FEOKTISTOVICH
IPC: H01R43/00
Filed: 2019-10-21
Granted: 2020-03-17
Abstract: FIELD: antenna equipment. 
     SUBSTANCE: invention relates to antenna engineering, in particular to high-impedance broadband low-profile bases (EBG-structures or electromagnetic crystals) of radio-frequency antennae and antenna arrays for communication systems and radars, as well as to passive devices for suppression of in-circuit interferences in high-speed digital circuits. Low-profile broadband high-impedance magnetodielectric structure comprises a metal base, two floors of overlapping metal horizontal plates connected to the base by means of vertical metal bridges and separated between each other and base by layers of dielectric material. Structure includes tubes made of high-frequency ferrite, into which all bridges are completely placed. 
     EFFECT: broader frequency band, reduced intrastructural parasitic electromagnetic coupling, reduced height of the profile, reduced linear dimensions of structures to values less than or equal to central wavelength on both coordinates, which makes it possible to construct bases of multi-element flat scanned antenna arrays. 
     1 cl, 2 dwg
Patent RU-2751153-C1 (RU)
Title: Vibration-type cutting mechanism for hard rock with directed high-speed abrasive-waterjet advance notching function
Inventor: JIANG HONGXIANG
IPC: E21D9/10
Filed: 2018-09-14
Granted: 2021-07-08
Abstract: FIELD: road building. 
     SUBSTANCE: invention relates to a vibration-type cutting mechanism for hard rock with a directed high-speed abrasive-jet advance notching function. The cutting mechanism is comprised of a disk cutter (1), a main shaft (3) of the cutter and a valve plate (5), wherein the outer side of the valve plate (5) is provided with an inlet hole (5-1) for an abrasive jet. The inner side of the valve plate (5) is provided with an flow channel (5-6) in form of an arc groove, and the inlet hole (5-1) for an abrasive jet and the flow channel (5-6) in form of an arc groove are connected by a flow channel I (5- 2). The inner side of the valve plate (5) and both sides of the flow channel (5-6) in form of an arc groove are provided with a groove (5-3) of a rotationally movable annular sealing, a sealing ring is installed in the groove (5-3) of the rotationally movable annular sealing, and the sealing ring ensures a tight connection between the valve plate (5) and the main shaft (3) of the cutter. A group of flow channels II (3-1) is evenly arranged in the main shaft (3) of the cutter, and one or more flow channels II (3-1) always retain the connection with the flow channel (5-6) in form of an arc groove during rotation of the main shaft (3) of the cutter. The disk cutter (1) is comprised of a cutter body (1-1) and a group of alloy cutting heads (1-4), a group of flow channels III (1-8) are located in the cutter body (1-1), the flow channels III (1-8 ) or branches of the flow channels III (1-8) extend to the position of the edge of the cutter body (1-1), cutouts (1-3) for inserting nozzles (1-2) for an abrasive jet are made in the corresponding position, the alloy cutting heads (1-4) are installed circumferentially between adjacent nozzles (1-2) for an abrasive jet, and the cutter body (1-1) is fixed at the front end of the main shaft (3) of the cutter by a fixing bolt I (2) to allow for a connection between the flow channels III (1-8) and the flow channels II (3-1), wherein a groove I (1-6) of a fixed annular sealing is provided in the adjoining position between the body (1-1) of the cutter and the main shaft (3) of the cutter, and a rubber sealing ring is located in the groove I (1-6) of the fixed annular sealing. 
     EFFECT: providing safe, efficient road building in hard rock. 
     6 cl, 6 dwg
Patent RU-2735502-C1 (RU)
Inventor: SAMYLINA IRINA ALEKSANDROVNA
IPC: A61K31/167
Filed: 2020-01-09
Granted: 2020-11-03
Abstract: FIELD: medicine; pharmacology. 
     SUBSTANCE: invention refers to pharmacology, pharmacy, namely to an inhalation aerosol in obstructive bronchitis intended for expectoration of pus and mucus in order to facilitate breathing and to eliminate hypoxia during resuscitation. Aerosol contains drinking soda, medicines and distilled water at temperature higher than 40 °C, provides microparticles sizes in range of 0.5–2 mcm by means of liquid spraying or disperse spraying with the help of ultrasonic, compression and jet inhalers and nebulisers, characterized by that the medicines used are hydrogen peroxide and lidocaine hydrochloride, wherein components are contained in following ratio (wt. %): sodium bicarbonate - 1.2; hydrogen peroxide - 0.3–0.5; lidocaine hydrochloride - 0.5; distilled water - balance, at pH 8.5, osmotic activity 280–300 mOsm/l of water and local temperature +41 – +55 °C. 
     EFFECT: invention provides the urgent dissolution of thick pus, thick mucus with blood veins, improved expectoration, respiratory relief, bronchial lumen enlarging, increased content of oxygen in bronchi without local irritant action, without amplification of obstructive bronchitis symptoms, without developing pneumonia, acidosis, alcoholic intoxication and bronchial spasm in resuscitation patients. 
     1 cl
Patent RU-2730293-C1 (RU)
Title: Передача
Inventor: Baris Andrei Viktorovich
IPC: F16H1/00
Filed: 2020-01-16
Granted: 2020-08-21
Abstract: Изобретение относится к области машиностроения. Передача включает корпус, входной вал с генератором волн, диск с пальцами, объединенных пластинами и установленных в опорной части диска в пазах сферической формы, диск с направляющими отверстиями, колесо с внутренними зубьями, взаимодействующими с пальцами, и выходной вал. Диск с пальцами и диск с направляющими отверстиями жестко связаны и установлены в корпусе, генератор снабжен пазом, образующим наружный и внутренний контуры для передачи волнового движения пальцам, колесо с внутренними зубьями установлено на выходном валу и выполнено двухвенцовым, причем венцы колеса расположены по разные стороны от опорной части диска с пальцами. Обеспечивается повышение нагрузочной способности передачи. 5 ил.
Patent RU-2730111-C1 (RU)
Inventor: GORBATENKO NIKOLAJ NIKOLAEVICH
IPC: H01Q21/00
Filed: 2020-02-07
Granted: 2020-08-17
Abstract: Изобретение относится к антенной технике и предназначено для использования в фазированных антенных решетках (ФАР) для построения излучающей системы ФАР. Согласно способу располагают диэлектрические подложки прямоугольной формы с линейками печатных вибраторов над проводящим экраном, устанавливают диэлектрические подложки таким образом, чтобы их плоскости были расположены параллельно друг другу и перпендикулярно проводящему экрану, а печатные вибраторы были расположены эквидистантно в узлах прямоугольной сетки, при этом устанавливают расстояние dмежду соседними диэлектрическими подложками по оси Y из условия обеспечения требуемого сектора сканирования в плоскости Y, а расстояние dмежду печатными вибраторами по оси X из условия обеспечения требуемого сектора сканирования в плоскости X, выполняют запитку каждого печатного вибратора с помощью полосковой линии, которую подключают к внешнему фидеру. Устанавливают длину плеч вибраторов не более 0,5 λ, где λ- длина волны верхней границы рабочего диапазона антенной решетки, устанавливают шаг размещения вибраторов dи dиз условия обеспечения требуемого сектора сканирования на длине волны λ, выполняют плечи вибратора в форме прямоугольного треугольника, прямые углы которых размещают в крайних верхних точках вибратора, при этом верхние края плечей вибраторов располагают горизонтально, размещают между плечами соседних вибраторов вертикальные полоски металлизации прямоугольной формы, высота верхнего края которых не превышает высоту верхнего края плеч вибратора, а нижний край не касается проводящего экрана, размещают над каждым вибратором полоски металлизации прямоугольной формы с длиной меньше длины вибратора таким образом, чтобы высота подложек с вибраторами и этими полосками не превышала 0,3 λ. Техническим результатом предлагаемого изобретения является снижение высоты профиля антенной решетки. 6 ил.
Patent RU-2733840-C1 (RU)
Title: Method of hydraulic fracturing cracks initiation in borehole zone of geological formation
Inventor: CHERTOV MAKSIM ANDREEVICH
IPC: E21B43/26
Filed: 2020-02-17
Granted: 2020-10-07
Abstract: FIELD: mining. 
     SUBSTANCE: invention relates to methods of hydraulic fracturing of a formation. According to the method in the cased well containing at least one interval with perforating holes or ports in the casing string, at least one energy source with an initiating device is arranged to create and propagate the fracture of hydraulic fracturing of the formation. Above the energy source towards the wellhead there is a one-side isolating device preventing fluid flow in the direction of the wellhead. At controlled moment of time initiating by means of initiating device energy source, which leads to local energy release and creation of volume of compressed gas in well, pumping liquid initiation of hydraulic fracturing of formation under pressure in geological formation, providing creation of at least one fracture of hydraulic fracturing in geological formation. 
     EFFECT: technical result achieved during implementation of invention consists in provision of improved conductivity of created fractures of hydraulic fracturing, reduced tortuosity and curvature of cracks in borehole zone, reduction of pressure losses, provision of more homogeneous coverage of productive formation by network of fractures of hydraulic fracturing. 
     5 cl, 2 dwg
Patent RU-2734497-C1 (RU)
Title: Construction mounting system, a hollow floor plates movement limiter for such a system and a method of mounting the limiter in such a system
Inventor: PROKHOROV IGOR VIKTOROVICH
IPC: E04F15/024
Filed: 2020-03-12
Granted: 2020-10-19
Abstract: FIELD: construction.SUBSTANCE: group of inventions relates to construction, specifically to building-and-erection systems of hollow floors using U-shaped profiles. Said task is solved by limiter, which is made in the form of two plates installed orthogonally to each other, wherein dimensions of said plates allow mounting first plate through hole in profile cavity and enabling possibility of assembly by turning limiter in position, in which second plate protrudes above profile. Due to length of second plate, which exceeds length of hole along longitudinal axis of profile, and distance between surface of first plate and face of second plate, directed towards each other, tensioning is ensured in the connection of the limiter-profile, and/or tensioning is ensured by arrangement of the first plate between side walls of U-shaped profile.EFFECT: wider range of equipment.12 cl, 3 dwg
Patent RU-2743344-C1 (RU)
Title: Способ получения l-цистина из депротонированного l-цистеина
Inventor: Berestova Tatyana Vyacheslavovna
IPC: C07C319/24
Filed: 2020-06-10
Granted: 2021-02-17
Abstract: Изобретение относится к способу получения L-цистина общей формулы (1). Способ осуществляется путем окисления депротонированного с помощью NaOH L-цистеина кислородом воздуха в присутствии солей двухвалентной меди(II) (Cu(KO)у) в дистиллированной воде. В качестве Cu(KO)уприменяется CuSO4или CuCl2. В реакции используют мольное соотношение реагентов L-cys:Cu(KO)y=1:(0,8-1,0) при температуре 20-25°С в течение 5 мин. Предлагаемый способ позволяет получать L-цистин формулы (1) с выходом, достигающим 99%. 1 табл., 17 пр.
Patent RU-2745787-C1 (RU)
Inventor: VINOGRADOV EVGENIJ NIKOLAEVICH
IPC: C10B57/04
Filed: 2020-06-15
Granted: 2021-03-31
Abstract: FIELD: blast production.SUBSTANCE: invention relates to methods for producing coke. Described is a method for producing coke for blast production, in which the coal charge for coke batteries is formed from 100% of the coal concentrates marked with “F” (fat coal), wherein the coking process is carried out within 14-18 hours depending on the coke battery design at a control vertical temperature of 1200-1400 °C, the coking product produced having a strength rating after a reaction with carbon dioxide of at least 48.0%.EFFECT: technical result is the production of high-quality coke.1 cl, 2 tbl, 1 ex