baber/WOPTO huggingface dataset:
Patent RU-2694872-C1 (RU)
Title: Drilling bit
Inventor: CHIKHOTKIN VIKTOR FEDOROVICH
IPC: E21B10/43
Filed: 2018-07-10
Granted: 2019-07-17
Abstract: FIELD: drilling of soil and rocks. 
     SUBSTANCE: invention relates to cutting-abrasive type tool for drilling of wells for liquid and gaseous minerals, namely to drilling blade chisels reinforced with diamond-hard-alloy plates PDC. Drill bit comprises housing with blades therein, in which there are cutting plates PDC. PDC cutting plates are fixed on blades from centre to periphery in diametral plane along logarithmic spiral with negative front angles varying from minus 30° in the centre to minus 10° at periphery with one-degree interval in the form of double thread. 
     EFFECT: technical problem of the proposed invention is creation of such drill chisel, which equally well destructs rocks from 4 to 9 category by drillability, that is to increase mechanical speed of drilling of rocks by 20 and more percent. 
     1 cl, 4 dwg, 1 tbl
Patent RU-2699224-C1 (RU)
Title: Agent which increases erythrocyte resistance to haemolysis induced by ethanol
Inventor: VETLUGINA TAMARA PARFENOVNA
IPC: A61P7/00
Filed: 2018-07-11
Granted: 2019-09-04
Abstract: FIELD: medicine. 
     SUBSTANCE: invention refers to medicine, namely to addictology and pharmacology, and aims at increasing erythrocyte resistance to haemolysis induced by ethanol. To increase erythrocyte resistance to haemolysis induced by ethanol, lithium fumarate (Li 2 H 2 C 4 O 4 ). 
     EFFECT: use of the invention provides higher erythrocyte resistance to the damaging effect of ethanol. 
     1 cl, 1 tbl, 1 ex
Patent RU-2685104-C1 (RU)
Title: Ion-exchange apparatus (versions)
Inventor: KHAMIZOV RUSLAN KHAZHSETOVICH
IPC: B01J47/02
Filed: 2018-11-08
Granted: 2019-04-16
Abstract: FIELD: chemistry.SUBSTANCE: invention relates to chemical engineering, specifically to apparatus for conducting ion-exchange processes. Ion-exchange apparatus 10 comprises first pump 14.1, input of which is input of ion-exchange apparatus 10, ion-exchange column 1 with ion-exchange charge, device 2 for separation of solid phase of suspension obtained during ion exchange, intermediate tank 3, second pump 14.2 and switching means of inlet and outlet flows in form of first 15.1, second 15.2 and third 15.3 locking elements. At that, outputs of first pump 14.1 and second pump 14.2 are connected to each other, respectively, through first 15.1 and second 15.2 locking elements, having common connection with the lower branch pipe of ion-exchange column 1, output of second pump 15.2 is connected to the output of ion-exchange apparatus 1 through the third locking element 15.3. Both pumps feed and support ionite in a fluidisation state in an ion-exchange column while passing through it a solution of the initial substance and a suspension obtained in the process of ion exchange and treated in a device for separating the solid phase. In another version, ion-exchange apparatus comprises only one pump and differs by other use of shutoff elements.EFFECT: invention ensures prevention of ingress of insoluble and slightly soluble impurities contained in the initial solution into the obtained product and contamination of ionite in the ion-exchange column.6 cl, 4 dwg
Patent RU-2691998-C1 (RU)
Title: Способ получения 1-адамантилферроцена
Inventor: KONSHIN VALERIJ VIKTOROVICH
IPC: C07C13/615
Filed: 2018-11-14
Granted: 2019-06-19
Abstract: Изобретение относится к cпособу получения 1-адамантилферроцена из ферроцена и производного адамантана при катализе кислотой Льюиса в среде 1,2-дихлорэтана при кипячении в течение 2 часов. В качестве производного адамантана используют 1-адамантанол, а в качестве кислоты Льюиса - трибромид или трихлорид индия, используемые в количестве 5 мольных процентов. Изобретение позволяет осуществить способ с использованием меньшего количества катализатора и с высоким выходом целевого продукта. 1 ил., 2 пр.
Patent RU-2700334-C1 (RU)
Title: Method of measuring phase difference of harmonic signals at outputs of linear paths with low signal-to-noise ratios
Inventor: ARSENTEV VIKTOR GEORGIEVICH
IPC: G01R25/00
Filed: 2018-12-21
Granted: 2019-09-16
Abstract: FIELD: measurement technology. 
     SUBSTANCE: invention relates to the metrology. Method for measuring phase difference comprises generating a harmonic measurement signal, in transmitting said signal through analyzed paths, in estimation of signal frequency, in determination and setting of heterodyne signal frequency, in transfer of output signals of analyzed paths to intermediate frequency, obtaining harmonic signals, in measurement of phase difference of signals of intermediate frequency, in determination of phase difference of harmonic signals at outputs of analyzed paths, in display of value of phase difference and frequency of measuring signal. At that value of intermediate conversion frequency is chosen considerably less than values of frequencies of final set of measuring signals, procedure of "optimum heterodyning of signals" is performed, determining and memorizing the value of the frequency of the measurement signal transmitted through the analyzed channels and the heterodyne frequency, sequence of harmonic signals of intermediate frequency and signals of local reference generator of procedure "quadrature phase synchronization of signals" and "quadrature measurement of phase difference of signals" is performed, as well as frequency conversion channels are calibrated. For this purpose, harmonic signal is generated, supplied to inputs of both frequency conversion channels, performing "quadrature phase-out of signals", measured phase difference of signals at outputs of frequency conversion channels is accepted as calibration correction, subtracted from previously measured phase difference and obtained unknown phase difference of output signals of analyzed paths. 
     EFFECT: high accuracy of measuring phase difference of output signals of analyzed paths. 
     4 cl, 4 dwg
Patent RU-2699758-C1 (RU)
Title: Device for current protection of electric motors with interlocking of one unit of current relays
Inventor: SHABANOV VITALIJ ALEKSEEVICH
IPC: H02H7/00
Filed: 2019-01-09
Granted: 2019-09-10
Abstract: FIELD: electrical engineering. 
     SUBSTANCE: current protection device includes the first unit of current relays, the inputs of which are connected to phase current of stator winding on the side of power supply, the second unit of current relays, which inputs are connected to phase currents of stator winding from the side of zero point of electric motor, a first straight sequence current filter whose inputs are connected to stator winding phase currents on the side of the power supply, a second straight-sequence current filter whose inputs are connected to phase currents of the stator winding from the side of the zero point of the electric motor, wherein the outputs of the first and second direct sequence current filters are connected to the comparator inputs, the output of which is connected to the first input of the AND logic unit, to the second input of which is connected the output of the first current relay unit, and output of second unit of current relays and output of logic unit "AND" are connected to inputs of logic unit OR, output of which is connected to actuating unit. 
     EFFECT: higher efficiency of protection of electric motors due to blocking of the first unit of current protection relays at start-up and self-starting of electric motor, which reduces probability of electric motors failure and finally reduces downtime of technological units and increases stability of technological systems. 
     1 cl, 3 dwg
Patent RU-2704568-C1 (RU)
Title: Installation method of thermoelectric modules
Inventor: FROLOV YURIJ NIKOLAEVICH
IPC: H01L35/28
Filed: 2019-01-09
Granted: 2019-10-29
Abstract: FIELD: instrument making.SUBSTANCE: invention relates to instrument making and can be used for development of devices, including laser, especially at their serial production and operated in conditions of impact and vibration loads. Technical effect is achieved due to that in addition to tightening screws assembly is equipped with thrust screws, screwed in radiator, height of protrusion of which relative to radiator surface is adjusted during assembly erection using calibrated gaskets, thickness, determined by total allowance for flatness of connected parts and providing process clearances between planes of thermally stabilized element, radiator and surfaces of ceramic plates of TEM with possibility of their filling with heat conducting paste.EFFECT: technical effect consists in excluding the effect of dynamic loads on structural elements of thermoelectric modules (TEM) occurring during operation during vibrations and impacts from elements in mechanical contact with TEM.1 cl, 6 dwg
Patent RU-2697209-C1 (RU)
Inventor: Posokhov Maksim Yurevich
IPC: F22D5/00
Filed: 2018-04-12
Granted: 2019-08-13
Abstract: FIELD: steam generators.SUBSTANCE: invention relates to steam generators. Steam generator comprises housing accommodating furnace chamber, convective gas ducts, burner installed in one of housing ends; heated atmospheric tank-deaerator; water supply system; stack; convective heating surfaces of low and high pressures; temperature sensor, pressure sensor; steam separator; emitters of ultrasonic vibrations; air heater in housing, air from which flow about external side and upper walls of convective gas ducts; steam injector is arranged in heated atmospheric tank-deaerator and transition gas duct. Heated atmospheric tank-deaerator is installed with the opposite burner of the housing end. Screened radiation-convection gas duct contains high-pressure festoon. High-pressure convective gas duct comprises high-pressure convective surface. Low-pressure convective gas duct has a convective low-pressure surface. Heated atmospheric tank deaerator is additionally equipped with steam, venting and drain pipes. Steam separator is of a film type. Air heater is equipped with an air blower, and between them a temperature sensor is installed. In heated atmospheric tank-deaerator there installed is sludge collector made in the form of inclined chute. In upper part of heated atmospheric tank-deaerator there additionally installed are water level sensors connected through control unit of low-pressure feed pump to water supply system. Flue stack part is located in the housing cavity. Water supply system includes a water supply circuit from an external source to a convectional low-pressure heating surface, then into a heated atmospheric deaerator tank, then through line of water pressure increase into convection surface of high pressure heating, then into high-pressure festoon and furnace chamber screen. Water supply circuit from external source comprises series-connected temperature sensor, low-pressure feed pump, check valve and water flow sensor. Water supply circuit from external source is connected to nozzle for filling of convectional heating surface of low pressure and heated atmospheric tank-deaerator.EFFECT: higher steam generation efficiency.1 cl, 7 dwg
Patent RU-2708007-C1 (RU)
Title: Method of making paper for documents and paper made using said method
Inventor: KURYATNIKOV ANDREJ BORISOVICH
IPC: D21H21/54
Filed: 2019-03-05
Granted: 2019-12-03
Abstract: FIELD: pulp and paper industry. 
     SUBSTANCE: invention relates to pulp and paper industry, in particular, to production of paper for documents, which contains watermarks, protective fibers, protective threads and other protective features. Method of making paper involves preparing a basic suspension containing cellulose fibers, a binding agent, a sizing agent and a mineral filler. Method also involves preparation of an additional cellulose fibrous suspension, introduction of polymer microspheres into it, mixing and mixing it with the main suspension to produce a paper mass. Then paper web is formed from obtained paper mass on screen of paper-making machine. Paper web is processed on both sides in adhesive unit, pressed and dried to produce three-layer material with double-tee structure. 
     EFFECT: improved absorbability, clarity of the watermark, reduced deformation characteristics, curl, density when stabilizing paper opacity and maintaining functional properties of the article. 
     6 cl, 3 dwg, 2 tbl, 3 ex
Patent RU-2709846-C1 (RU)
Title: Method for underground development of kimberlite pipes
Inventor: TRUBETSKOJ KLIMENT NIKOLAEVICH
IPC: E21C41/22
Filed: 2019-04-24
Granted: 2019-12-23
Abstract: FIELD: mining. 
     SUBSTANCE: invention relates to mining and, in particular, to underground development of kimberlite pipes. Floor extraction is started from development of two adjacent rectilinear vertical layers, with power equal to diameter of the recovery well, and calculated length, taking into account length of long and short symmetry axes of section of kimberlite pipe and power of one vertical layer located along long axis of symmetry of horizontal section of kimberlite pipe. Continuation is carried out by successive development in the direction from the center to the outer contour concentric closed vertical layers, the shape of which in the horizontal section corresponds to the form of the ore body. Each vertical layer is developed in three stages. At the first stage the upper and lower storey layer works pass along the whole layer length. At the second stage, reserves of the vertical layer are worked out with complete hardening of the mined-out space filling with successive removable cuts. At the third stage, top and bottom layered mine workings are laid with application of technology compensating underfill of volume and shrinkage of backfill material during hardening. During development of sections of kimberlite pipes crossing fluid-bearing horizons in the enclosing stratum, excavation of floor reserves is started from development of protective layer along external contour of kimberlite pipe, with filling of mined space and layered floor workings with application of waterproof hardening backfill material. 
     EFFECT: invention increases safety and efficiency of underground development of kimberlite pipes in complex mining and geological conditions. 
     1 cl, 6 dwg
Patent RU-2726821-C1 (RU)
Title: Биокомплекс для стимуляции восстановления микроархитектоники костной ткани челюстно-лицевой области
Inventor: Bazikyan Ernest Aramovich
IPC: A61L27/54
Filed: 2019-05-21
Granted: 2020-07-15
Abstract: Изобретение относится к области медицины, в частности к стоматологии, и может быть использовано для стимуляции регенерации костной ткани в челюстно-лицевой области при введении предложенной композиции в дефекты костной ткани. Биокомплекс для стимуляции восстановления микроархитектоники костной ткани челюстно-лицевой области содержит обогащенную тромбоцитами аутоплазму пациента, наноструктурированный биостимулятор, наполнитель и активатор Ренампластин, причем в качестве наноструктурированного биостимулятора используют нанокристаллический диоксид церия, при следующем соотношении компонентов, мас. %: обогащенная тромбоцитами аутоплазма - 5-50; нанокристаллический диоксид церия - 1-5; активатор - 1-10; изотонический раствор - остальное до 100%. Изобретение обеспечивает сокращение сроков восстановления целостности костных структур за счет оптимизации репаративного остеогенеза, а также повышение удобства применения биокомплекса за счет создания композиции в виде геля, удобного для применения. 1 ил., 1 табл., 2 пр.
Patent RU-2706568-C1 (RU)
Title: Method for effective antioxidant protection of pigs in selenium and iodine deficient regions
Inventor: KOCHISH IVAN IVANOVICH
IPC: A23K50/30
Filed: 2019-06-05
Granted: 2019-11-19
Abstract: FIELD: agriculture. 
     SUBSTANCE: invention relates to agriculture, and in particular to a method for effective antioxidant protection of pigs in selenium-iodine deficient regions. Method is characterized by the following: intramuscularly prescribed organic compounds "Selenopiran" in dose of 0.1 mg Se/kg of body weight in the complex with iodomidol in dose of 0.1 ml/kg of body weight in 2-, 46-, 181-day age at the background of the main ration at the beginning of growing, nursery and fattening periods. 
     EFFECT: use of the invention will allow to prevent oxidative and process stress and increase productivity. 
     1 cl, 2 tbl, 2 ex
Patent RU-2718569-C1 (RU)
Title: Apparatus for separating woody greens
Inventor: MELEKHOV VLADIMIR IVANOVICH
IPC: A01G23/00
Filed: 2019-07-22
Granted: 2020-04-08
Abstract: FIELD: forestry. 
     SUBSTANCE: invention relates to forestry. Plant is equipped with a section for forming technological packs of coniferous tabs from a buffer stock, a cryogenic chamber into which process stacks are loaded and maintained at a temperature of -24 °C to -30 °C in a gas-air medium until complete freezing, accumulator-baking plate spreader, which are further supplied to sectional vibrating multi-row sieve sorting for separation of needles from sprouts, which further enter spade collector. Sorting consists of several rows of sieve sections arranged vertically above each other. In the lower sieve section of the mesh, the sieves have a rectangular shape with dimensions providing for single-piece passage of needles into the drying chamber, a separator, a hopper-accumulator of the needles and a section of the product package. 
     EFFECT: plant will allow to produce pure needles with preservation of valuable substances. 
     1 cl, 2 dwg
Patent RU-2722213-C1 (RU)
Inventor: Utkin Kirill Eduardovich
IPC: H01C17/26
Filed: 2019-08-27
Granted: 2020-05-28
Abstract: FIELD: physics; technology of manufacturing.SUBSTANCE: invention relates to the technology of making resistors, in particular to the stabilization of resistors, and can be used in production of metal-film strain gage pressure sensors, force, deformation and hybrid integrated circuits in radio engineering and instrument-making industry. Stabilization of resistors is carried out by "packets" of voltage pulses of certain amplitude, duration, porosity and energy in three stages, wherein energy of voltage pulse at first stabilization stage is set from condition of prevention of resistors burning out, at the second stage - from condition of temperature sufficiency for structuring of thin resistive film, at the third stage - on condition of provision of accelerated mutual diffusion of resistive film and dielectric film, wherein the pulse duration and amplitude at the first and second stabilization steps are set based on the provision of a sufficient temperature for structuring the thin resistive film, and at the third stabilization step, from the condition of providing sufficient temperature for oxidation of the upper layer of the resistive film and accelerated mutual diffusion of the resistive film and dielectric film.EFFECT: technical result is higher stability of parameters of resistors during storage and operation.4 cl
Patent RU-2729432-C1 (RU)
Inventor: RODIONOV PETR PETROVICH
IPC: A61M5/178
Filed: 2019-10-23
Granted: 2020-08-06
Abstract: Группа изобретений относится к медицинской технике, а именно к устройству для доставки лекарственного средства. Устройство содержит корпус и резервуар для лекарственного средства, установленный в корпусе. Устройство включает шток, установленный в корпусе с возможностью перемещения с обеспечением возможности вытеснения лекарственного средства из указанного резервуара. Устройство имеет пусковой механизм, выполненный с возможностью создания приводного усилия. Устройство содержит механизм для задания дозы, установленный в корпусе с возможностью задания дозы лекарственного средства и функционально соединенный с пусковым механизмом. Устройство включает трубчатую деталь, снабженную радиальными зубцами и функционально соединенную в корпусе с механизмом для задания дозы и штоком с возможностью передачи указанного приводного усилия на шток для его перемещения в зависимости от заданной дозы лекарственного средства. Устройство содержит цилиндрическую деталь, снабженную упругим элементом с собачкой и зафиксированную в корпусе с обеспечением возможности перескакивания указанной собачки по одному из радиальных зубцов трубчатой детали при повороте трубчатой детали. Техническим результатом является предотвращение чрезмерной инъекции пациенту лекарственного средства или отсутствия инъекции пациенту лекарственного средства в необходимом количестве. 2 н. и 3 з.п. ф-лы, 34 ил.
Patent RU-2714677-C1 (RU)
Title: Method of recovering activity of a zeolite-containing catalyst
Inventor: Nikulshin Pavel Anatolevich
IPC: B01J38/02
Filed: 2019-11-11
Granted: 2020-02-19
Abstract: FIELD: oil and gas industry. 
     SUBSTANCE: invention relates to oil refining industry, particularly, to recovery of activity of zeolite-containing catalysts of iso-dewaxing of diesel fractions. Invention relates to a method of reducing activity of a deactivated catalyst of a hydroprocessing process, characterized in that the catalyst used is a catalyst for oxidation of diesel fuel, which contains oxides of nickel, molybdenum, copper, boron and / or phosphorus and aluminum, which is subjected to regeneration, including drying catalyst in nitrogen flow at temperature of 200–210 °C for 3 hours, subsequent treatment of catalyst in nitrogen flow at 310–320 °C for at least 8 hours, further treatment of catalyst in nitrogen-air medium with concentration of oxygen 2 % vol. at stepped rise of temperature to 470 °C with holding for not less than 15 hours at each temperature in range of 380–390, 410–420, 465–470 °C, characterized in that after regeneration zeolite-containing catalyst is reactivated by impregnation with aqueous solution of diethylene glycol (DEG), wherein DEG is taken in an amount providing a molar ratio (Ni + Mo) / DEG equal to 1/1, or a mixture of DEG and citric acid (LC) is used, wherein DEG and LC are taken in an amount which provides a molar ratio (Ni + Mo) / (50–70 wt% DEG + 50–30 wt% LC) equal to 1/1, after which the catalyst is held in an impregnating solution, kneaded and dried at temperature of 110 °C for at least 10 hours, followed by treatment of the catalyst at temperature 350 °C for 4 hours in air. 
     EFFECT: design of a method of recovering activity of a deactivated zeolite-containing catalyst for diesel iso-dewaxing with activity and selectivity at a level corresponding to a similar fresh catalyst. 
     1 cl, 2 ex
Patent RU-2741626-C1 (RU)
Inventor: YAN NIN
IPC: H04W24/08
Filed: 2017-07-20
Granted: 2021-01-28
Abstract: FIELD: communication. 
     SUBSTANCE: for this method of configuring measurements and related product, wherein said method includes: obtaining configuration information, including configuration of measurements of terminal device in disconnected state, including at least one of idle state and inactive state; and obtaining measurement result according to measurement configuration. 
     EFFECT: technical result consists in reduction of non-productive costs of signal resources in network configuration after switching terminal device into a connected state and improved efficiency of network configuration of terminal device. 
     14 cl, 9 dwg
Patent RU-2745247-C1 (RU)
Inventor: SHI YUSHENG
IPC: C04B35/64
Filed: 2019-12-11
Granted: 2021-03-22
Abstract: FIELD: machines.SUBSTANCE: apparatus for selective laser sintering (SLS) consists of a laser radiation generator, a base platform and a driving mechanism. The base platform is configured to locate source material for additive production of a multiple-sectioned object. The laser radiation generator is located on the base platform and is configured to apply layers of powdered material onto the surface of each section of the object and to sinter them. The drive mechanism is located under the laser radiation generator and consists of a vertical driving mechanism and a horizontal driving mechanism. The vertical driving mechanism is connected to the laser radiation generator and is configured to raise the laser radiation generator during application and sintering of the layers. The horizontal driving mechanism is configured to move the laser radiation generator horizontally relative to the base platform so that the laser radiation generator is moved above the base platform or independently from the base platform.EFFECT: possibility to produce large scale shaped items.9 cl, 5 dwg