baber/WOPTO huggingface dataset:
Patent RU-2748177-C1 (RU)
Inventor: Khrapov Dmitrij Pavlovich
IPC: G06Q10/02
Filed: 2020-02-28
Granted: 2021-05-20
Abstract: FIELD: computer technology.  
     SUBSTANCE: invention relates to a method for generating notifications about the appearance of ticket offers. The method for generating notifications about the appearance of ticket offers is performed by at least one computing device and contains the following steps: the server receives from at least one user his or her data and the parameters of at least one ticket offer that he or she requires; at least one data structure is formed in the server data store, the fields of which correspond to the parameters of the required at least one ticket offer for the user received in the previous step; all previously formed data structures are unloaded from the data storage at a predetermined frequency; a request is sent to at least one ticket booking gateway to search for offers based on the data structures obtained in the previous step; a response is received from at least one ticket booking gateway, and if the response from the gateway contains ticket offers that satisfy the values of the fields of at least one data structure, a notification about the appearance of a ticket offer is sent to the user using his contact information from this data structure. 
     EFFECT: provision of automatic notification of the user about the appearance of ticket offers. 
     13 cl, 5 dwg
Patent RU-2734142-C1 (RU)
Title: Device and method for biventricular bypass of heart
Inventor: ITKIN GEORGIJ PINKUSOVICH
IPC: A61M1/10
Filed: 2020-03-04
Granted: 2020-10-13
Abstract: FIELD: medicine. 
     SUBSTANCE: group of inventions relates to medical equipment. Biventricular cardiac bypass (BCB) system comprises left and right rotary blood pumps connected to the pump control unit. Pump control unit ensures constant rotation speed of impeller of every pump. Inlet line of each pump comprises actuator made in form of hydraulic resistance with drive connected to drive control unit. Latter includes a unit for setting frequency and duty ratio of operation of actuators. Drive control unit has the possibility of regulating blood flow at the output of each rotary pump due to complete opening or partial overlapping of the lumen of the inlet main line. Disclosed are versions of the BCB method, in which the BCB system is used. In one version, the left pump inlet line is connected to the left ventricle of the heart, and its outlet line to the aorta; an inlet main line of the right pump to the right ventricle of the heart, and its output main line to the pulmonary artery. In the alternative version, the left pump inlet line is connected to the left atrium, its exit line to the aorta, the right pump inlet line to the right atrium, and its outlet line to the pulmonary artery. 
     EFFECT: technical result is providing physiological pulsatile flow and pressure in aorta and pulmonary artery at constant preset speed of impeller of left and right BCB pumps, improvement of intra-pump hydrodynamics, possibility to use rotary pumps for bypass of left ventricle of heart without using additional hydraulic resistance in right pump. 
     4 cl, 4 dwg
Patent RU-2746016-C1 (RU)
Title: Heat-resistant and wear-resistant copper-based material
Inventor: Vladimirova Iuliia Olegovnna
IPC: C22C9/01
Filed: 2020-03-30
Granted: 2021-04-05
Abstract: FIELD: metallurgy.  
     SUBSTANCE: invention relates in particular to compositions of heat-resistant, wear-resistant materials based on copper, obtained by powder metallurgy methods, and can be used for the manufacture of guide bushings for valves of the gas distribution mechanism of internal combustion engines, plungers of injection molding machines and other highly loaded parts of friction units various mechanisms, units and machines. Powder heat-resistant wear-resistant material based on copper contains, wt%: aluminum 2.60-3.20, carbon 0.60-1.20, oxygen 0.20-0.22, the rest is copper.  
     EFFECT: invention is aimed at increasing heat resistance and wear resistance of the material, while maintaining a high level of thermal conductivity.  
     1 cl, 3 tbl, 3 dwg
Patent RU-2734830-C1 (RU)
Title: Composition for production of alcohol-free emulsion beverage
Inventor: Shchekaleva Regina Konstantinovna
IPC: A23L2/00
Filed: 2020-04-08
Granted: 2020-10-23
Abstract: FIELD: food industry. 
     SUBSTANCE: invention relates to food industry and may be used for production of alcohol-free beverages with emulsion structure. Composition for production of non-alcoholic emulsion beverage contains per 100 dal of finished product: puree of 56.3–77.8 kg of apricots, as well as puree from 64.5–80.4 kg of lingonberry or water extract of karkade in amount of 58.1 l, drinking water, inverted sugar syrup in amount of 116.9–162.1 l, blend of vegetable oils in amount of 20 l, citric acid and ascorbic acid in amount of 1.0 kg and 0.2 kg respectively, as well as a complex additive in amount of 326.6–359.8 l. To prepare water extract of karkade raw material is milled into particles sized 3–5 mm, extracted with water at temperature 60 °C and hydromodulus 1:5 during 20 minutes, produced extract is separated and cooled to 25 °C. Complex additive contains 2.6–2.8 l of 5 % aqueous solution of a dry extract of the red soap root Saponaria Officinalis L. and 324.0–357.0 l of a water extract of black tea. Water extract of black tea is prepared by way of milling of tea leaves to particle size of 3–5 mm, extraction with water at temperature of 70 °C and hydromodule 1:5 during 15 minutes, separation of obtained extract and its cooling to 25 °C. 
     EFFECT: invention allows to produce a ready product with increased food value, improved structural-mechanical and organoleptic properties. 
     3 cl, 6 tbl
Patent RU-2734782-C1 (RU)
Title: Lactulose production method
Inventor: Iuldashkin Oleg Petrovich
IPC: C13K5/00
Filed: 2020-04-15
Granted: 2020-10-23
Abstract: FIELD: food industry. 
     SUBSTANCE: invention relates to food industry. Disclosed is a method of producing lactulose, involving preparation of a solution of pharmacopoeial lactose and/or recrystallisation of purified pharmacopoeial lactose in distilled water, isomerization thereof, isomerized solution thickening, lactulose solution separation and drying. Lactose solution is prepared with 21–25 % concentration on the main substance; the prepared syrup is subjected to electrochemical activation without addition of chemical reagents; then the obtained syrup is isomerised. Then one performs neutralization of syrup, decolouration, condensation, separation of fractions of syrups of lactose and lactulose in apparatus for liquid chromatography and drying of lactulose syrup. 
     EFFECT: invention provides faster process of producing lactulose. 
     1 cl, 2 ex
Patent RU-2737124-C1 (RU)
Inventor: KOVALENKO VLADIMIR VIKTOROVICH
IPC: F24F13/00
Filed: 2020-04-03
Granted: 2020-11-24
Abstract: Изобретение относится к технике вентиляции и кондиционирования воздуха и может быть использовано для подачи приточного воздуха в помещения и объекты различного назначения. Техническим результатом изобретения является создание варианта конструктивного исполнения воздухораспределителя, обладающего более высокой равномерностью воздухораспределения при обеспечении более высокой интенсивности затухания скорости приточных струй и более высоким удобством монтажа. Это достигается тем, что в вентиляционном воздуховыпускном устройстве, включающем обрамляющую окно монтажную раму прямоугольной формы, воздухопроводный элемент с парой оппозитных впускных отверстий и криволинейной поверхностью, обращенный вогнутой стороной к окну, а выпуклой стороной - к вентиляционному потоку и установленный с перекрытием окна со стороны вентиляционного потока и возможностью выпуска воздуха, при этом элемент выполнен в виде полого цилиндра (1) с открытыми торцами для прохода встречных потоков воздуха, установленного в прямоугольном окне (2) с перекрытием последнего со стороны вентиляционного потока и образованием с наружной стороны рамы (3) вогнутого экрана (4) с парой оппозитных выпускных отверстий (5), каждое из которых ограничено кромкой окна (2) и торцевой кромкой экрана (4), а с противоположной стороны и, по существу, с внутренней стороны рамы (3) - парой оппозитных впускных отверстий (6). 5 з.п. ф-лы, 3 ил.
Patent RU-2743936-C1 (RU)
Title: Способ моделирования процесса очистки поверхности и устройство для его реализации
Inventor: Trushlyakov Valerii Ivanovich
IPC: B08B3/12
Filed: 2020-06-09
Granted: 2021-03-01
Abstract: Группа изобретений относится к области моделирования процессов очистки различных поверхностей изделий от загрязнений, возникающих в процессе производства и эксплуатации, с целью выбора оптимальных режимов и воздействующих факторов. Способ моделирования процесса очистки поверхности включает предварительное взвешивание чистого экспериментального образца (ЭО), нанесение модельного загрязнения (МЗ) и проведение эксперимента по очистке ЭО с нанесённым МЗ при ультразвуковой очистке и при ультразвуковой очистке с кратковременным периодическим механическим воздействием, приводящим к колебанию ЭО на различных частотах. После каждого эксперимента вынимают ЭО, проверяют степень очистки и энергетические затраты, сравнивают с предыдущим результатом. Группа изобретений относится также к устройству для осуществления указанного способа, содержащему УЗ-излучатель, нагреватель, столик, очищаемый ЭО, очистную ванну, устройство для перемещения столика, импульсный генератор и электромагнитный ударный вибратор с подвижным магнитным штоком, причем выход импульсного генератора подключен ко входу электромагнитного ударного вибратора, а подвижный магнитный шток жестко связан с ЭО. Группа изобретений позволяет проводить исследование процесса очистки при дополнительном механическом воздействии в процессе ультразвукового воздействия на очищаемую поверхность, погруженную в очистную ванну с технической жидкостью, что обеспечивает определение эффективности введения механических колебаний в процессе ультразвуковой очистки различных загрязнений. 2 н.п. ф-лы, 1 ил.
Patent RU-2753078-C1 (RU)
Title: Hinged assembly of piston machine
Inventor: ZAKHAROV EVGENIJ NIKOLAEVICH
IPC: F16J1/16
Filed: 2020-04-10
Granted: 2021-08-11
Abstract: FIELD: machine building. 
     SUBSTANCE: invention relates to machine building and can be used in piston machines, mainly in internal combustion engines. Piston con-rod assembly of piston machine contains spherical insert (1) installed in reciprocal spherical hole (2) of piston and / or crank permanent rod (3) of con-rod (4) with possibility of rotation relative to head (3) of con-rod (4) only in one plane, perpendicular to connecting rod (4) rocking plane, due to retainer limiting rocking of insert in other directions. In spherical insert (1) there is a through cylindrical hole (5), in which cylindrical piston or crank pin (6) is installed. Retainer is made in form of at least one pin (7) installed in hole (8) of piston head (3) of con-rod (4) and protruding inside spherical hole (2) of head (3) with possibility of its projecting cylindrical surface contacting with side surfaces (9) of fixing slot (10) made on external surface of spherical insert (1) and located in transverse plane of cylindrical hole (5) of insert (1). 
     EFFECT: technical result consists in improvement of reliability of hinged assembly due to reliable limitation of rotation of spherical hinge in directions of extra degrees of freedom, as well as high technological effectiveness and repairability of device. 
     3 cl, 4 dwg
Patent RU-2740544-C1 (RU)
Inventor: FRID ARKADIJ ISAAKOVICH
IPC: G06F21/31
Filed: 2020-07-06
Granted: 2021-01-15
Abstract: FIELD: information technology. 
     SUBSTANCE: invention relates to protection of information from unauthorized access. Disclosed solution relates to a method of monitoring the integrity of data on the state of the automatic control system of a gas turbine engine, transmitted from aircraft to the manufacturer, for implementation of which process time series are compared, which characterize behavior of parameters of automatic control system of gas turbine engine installed on aircraft, and the gas turbine engine automatic control system model, installed in the manufacturing enterprise, calculating a determination coefficient, an average percentage of deviation and Euclidean distance, determining to which of the formed seven types of consistency the given vector relates, determining, in which of two operating modes is a system for automatic control of a gas turbine engine: transient or steady-state, and in accordance with the generated fuzzy logic rules, based on the control system signal, operating mode and consistency parameters, a decision is made on presence of attack of intruder on received data, their integrity and estimating probability with which this decision is made. 
     EFFECT: disclosed solution is aimed at increasing the level of protection of information from unauthorized modification. 
     2 cl, 13 dwg, 10 tbl
Patent RU-2739899-C1 (RU)
Inventor: Buyanov Aleksej Igorevich
IPC: C25D3/56
Filed: 2020-07-27
Granted: 2020-12-29
Abstract: FIELD: technological processes. 
     SUBSTANCE: invention relates to electroplating, namely to electrodeposition of antifriction coatings with lead-tin-copper alloy and can be used in machine building, shipbuilding, agriculture, nuclear industry and other industries. Electrolyte contains free acid, bivalent lead salt, bivalent tin salt, bivalent copper salt, ammonium boron fluoride, ammonium fluoride, antioxidant, surfactant at following ratio of components, g/l: salt of divalent lead (in terms of Pb +2 ) - 60÷130, bivalent tin (in terms of Sn +2 ) - 9.0÷31, bivalent copper salt (in terms of Cu +2 ) - 5.5÷8.0, free acid - 170÷220, ammonium borofluoride - 25÷35, ammonium fluoride - 25÷35, boric acid - 100÷200, antioxidant - 9÷15, surfactant - 0.8÷12, wherein the free acid used is a free acid selected from a group comprising HBF 4 , H 2 SiF 6 , C 2 HCl 3 O 2 , the antioxidant used is at least one substance selected from a group comprising: resorcinol, pyrocatechol, hydroquinone, β-naphthol, formalin, and the surfactant used is at least one substance selected from a group comprising: gelatine, penton, cresol, preparation OS-20, syntanol ALM-10, syntanol DS-10. 
     EFFECT: increased wear resistance and reduced friction coefficient of coatings due to stable composition of electrolyte during prolonged intensive operation at high cathode current densities, with high scattering capacity. 
     1 cl, 1 tbl, 1 ex
Patent RU-2747167-C1 (RU)
Title: Robotic device for servicing feed table at stock breeding complexes
Inventor: Dorokhov Aleksej Semenovich
IPC: A01K5/00
Filed: 2020-08-25
Granted: 2021-04-28
Abstract: FIELD: agriculture. 
     SUBSTANCE: invention relates to agriculture, in particular the mechanization of labor-intensive processes in animal husbandry. A robotic device has been developed for servicing a feeding table at a livestock complex, characterized in that it includes a housing with a control unit, drive motor wheels, a support wheel and a battery, a control panel and strain gauges are located on the housing, on which storage bins are installed, which contain filling necks, metering augers, a stepping electric drive and a shaft, while a paddle mixer is attached to the end of the shaft, the shaft rotates by means of an electric drive and a belt drive, a planetary gearbox is also attached to the shaft, on the gear of which a screw pusher is installed, while the shaft is covered with a protective casing, and a scanning sensor is fixed on the front of the case. 
     EFFECT: invention makes it possible to increase efficiency of mixing feed, to take into account the physiological characteristics of animals in the process of servicing the feed table, to dose feed additives and mix them on the feed table. 
     1 cl, 2 dwg
Patent RU-2752029-C1 (RU)
Inventor: KHAFIZOV TIMUR NAZIROVICH
IPC: A61B17/00
Filed: 2020-08-27
Granted: 2021-07-22
Abstract: Изобретение относится к медицине, а именно к эндоваскулярной и сердечно-сосудистой хирургии. Выполняют мультиспиральную компьютерную томографию с контрастированием аорты, выявляют нарушение целостности стенки аорты: аневризма, расслоение, разрыв, оценивают морфологию аорты, анатомические особенности, размеры зон целевого лечения. Выделяют общие бедренные артерии, выполняют артериотомию. Проводят ангиографию на 0,035-дюймовом проводнике катетером типа «pig-tail» для оценки зоны целевого лечения и отхождения боковых ветвей. Затем пунктируют по Сильденгеру левую плечевую артерию, в которую устанавливают интрадьюссер 9 F, и через брахиальный доступ в зону интереса под рентгеноскопией заводят датчик внутриаортального ультразвука (ВАУЗ). Выполняют исследование зоны интереса, оценивают истинный диаметр, состояние стенки аорты, определяют зоны с наличием тромбов или выраженной кальцификацией, уровень отхождения боковых ветвей. После чего на жестком 0,035-дюймовом проводнике под рентгеноскопией заводят систему доставки стент-графта до места фиксации проксимального сегмента эндопротеза, выполняют имплантацию под контролем ВАУЗ и рентгеноскопии, оценивают герметичность прилегания стент-графта к стенке аорты и определяют оптимальные зоны для фиксации эндопротеза анкерами. Через артериотомический доступ на проводнике 0,035 дюймов доставляют гайд-катетер системы Heli-FX™, устанавливают в проксимальной, покрытой части эндопротеза под контролем ВАУЗ таким образом, чтобы в области имплантации анкеров EndoAnchor™ по данным ВАУЗ не было зон с мальпозицией эндопротеза и наличием тромбов или кальцинатов. Затем через просвет гайд-катетера проводят аппликатор Heli-FX™ в зону интереса и под контролем рентгеноскопии и внутриаортального ультразвука выполняют фиксацию эндопротеза анкерами EndoAnchor™ в стенку аорты. Оценивают направление и глубину имплантации анкеров EndoAnchor™. Способ позволяет повысить эффективность лечения за счет выбора оптимальной зоны для фиксации эндопротеза и полного наложения эндопротеза на стенку аорты. 1 пр.
Patent RU-2750251-C1 (RU)
Inventor: Sotnikov Anton Valerevich
IPC: C07C53/128
Filed: 2020-09-21
Granted: 2021-06-24
Abstract: FIELD: chemical industry.  
     SUBSTANCE: invention relates to a method for preparing solutions of zirconium carboxylates. The method includes an exchange reaction between zirconium salts and alkali metal carboxylates, while an aqueous solution of zirconium trioxide salt is obtained by reacting basic zirconium carbonate with hydrochloric, or nitric, or acetic acid in an amount of 1.0 - 1.50 mol per 1 mol of zirconium in an aqueous solution or by reacting a water-soluble zirconyl salt selected from zirconyl chloride or zirconyl nitrate or zirconyl acetate with potassium carbonate or sodium carbonate or ammonium carbonate in an amount of 0.25-0.50 mol per mole of zirconium in an aqueous medium. The resulting solution is reacted in the presence of an organic solvent selected from aliphatic or aromatic hydrocarbons, or a mixture of an aliphatic hydrocarbon and alcohol C 4  and above, at a temperature of 50 - 60°C with an aqueous solution of carboxyl derivatives with the general formula RCOOM in an amount of 1.0 - 2, 3 mol per 1 mol of zirconium, where R is a hydrocarbon radical and M is an alkali metal cation. The water-salt layer is separated by settling, it is drained, leaving the target product in the apparatus, after which vacuum drying is carried out from the remaining water, diluted to the required metal concentration and filtered. 
     EFFECT: invention makes it possible to obtain a solution of zirconium carboxylates of a given composition in organic solvents, while simplifying and reducing the duration of the technological process and the amount of wastewater. 
     1 cl, 1 tbl, 4 ex
Patent RU-2749573-C1 (RU)
Title: Method for producing thin membranes of silicon carbide on silicon by pyrolysis of polymer membranes obtained by molecular layer precipitation
Inventor: RABADANOV MURTAZALI KHULATAEVICH
IPC: H01L21/18
Filed: 2020-10-13
Granted: 2021-06-15
Abstract: FIELD: chemistry. 
     SUBSTANCE: invention relates to the technology of producing membranes of silicon carbide on a silicon substrate. The invention comprises two-stage process. On the first stage, polymer is precipitated from a gas phase on a silicon substrate by molecular layer precipitation. On the second stage, pyrolysis of polymer is carried out at temperatures up to 1300°C in a vacuum (or an inert atmosphere), in the result of which a SiC layer is formed. High temperatures provide polymer carbonization with forming evenly distributed layer of carbon residue, which interacts with a silicon substrate at higher temperatures forming SiC.  
     EFFECT: molecular layer precipitation provides precise control of the thickness (up to 0.1 nm) and conformity of a polymer membrane, due to what it is possible to control the thickness of membrane of silicon carbide as a product of high-temperature pyrolysis of polymer on silicon. 
     1 cl, 4 dwg
Patent RU-2760131-C1 (RU)
Inventor: Prisiazhniuk Frants Anatolevich
IPC: B29B17/04
Filed: 2021-01-26
Granted: 2021-11-22
Abstract: FIELD: processing of waste. 
     SUBSTANCE: invention relates to the field of disposal and recycling of waste. The method for producing raw materials from ABS plastic waste includes four consecutively implemented stages: double crushing, double washing and drying, granulation, and packaging of the finished raw materials. In the method, coarse and fine crushing is executed, followed by sieving on vibrating screens, washing is executed first with a salt solution, then with fresh water, granulation is executed in an extruder with a replaceable filter, followed by sieving on a vibrating screen. After the second and third stages, the quality of the resulting raw materials is confirmed, assessing the size, degree of purification and moisture content of the produced raw materials, wherein if a low-quality batch of raw materials is produced, said batch is returned to the beginning of the corresponding stage. 
     EFFECT: increased quality of waste recycling, ensured production of high-purity raw materials suitable for further use as raw materials for producing ABS plastic products, ensured waste-free recycling of ABS plastic waste. 
     9 cl, 1 dwg
Patent RU-2758873-C1 (RU)
Title: Cooling system of the gas turbine engine of the gas pumping unit
Inventor: YANKOVSKIJ IGOR VLADIMIROVICH
IPC: F02C7/12
Filed: 2021-02-08
Granted: 2021-11-02
Abstract: FIELD: mechanical engineering.  
     SUBSTANCE: invention relates to the field of mechanical engineering, namely to the cooling systems of a gas turbine engine (GTE) as part of a gas turbine installation (GTI) of gas pumping units (GPU), and can be used to improve the energy efficiency and reliability of the GTE as part of the GPU. The cooling system of the gas turbine engine of the gas pumping unit, containing two electric-driven engine cooling fans, a distribution box, which are located on the roof of the gas turbine engine compartment, a louvered apparatus of the distribution box, an air duct, characterized in that the design of the distribution box is increased in length, which is why the air path is lengthened, the height of the box is also increased, and two combs with guide blades are installed in the distribution box from the side of each engine cooling fan, the shape of the fairing of the distribution box has been changed, which made it possible to create a shock-free, uniform air flow rushing under the noise-insulating casing of the engine when the engine cooling fan is running, while a frequency converter is installed on the main engine cooling fan, and an air pressure indicator is installed in the air duct after the distribution box.  
     EFFECT: increase in the reliability of the GPU-16S gas turbine engine by maintaining the optimal cooling air temperature, reduction in electricity consumption for cooling the gas turbine engine, saving the resource of switching equipment and bearings of electric motors of cooling system fans.  
     3 cl, 3 dwg