baber/WOPTO huggingface dataset:
Patent RU-2693969-C1 (RU)
Title: Method of nitriding articles from welding steels
Inventor: Shilnikov Evgenij Vladimirovich
IPC: C23G1/08
Filed: 2018-10-16
Granted: 2019-07-08
Abstract: FIELD: metallurgy. 
     SUBSTANCE: invention relates to metallurgy, namely to chemical-thermal treatment, in particular, to gas nitriding of welding steels after preliminary etching and hydrogen annealing. Method consists in preliminary cleaning of article surface, operation of nitriding and further cooling of article into cold water, at that surface cleaning includes etching and hydrogen annealing. 
     EFFECT: method enables to obtain welding wire, in particular, of SV-10Kh19N23G2M5FAT steel, diameter from 2 to 6 mm with high stability of arc burning both in welding of pearlite and austenitic manganese steels, low tendency to hot cracks, absence of pores and high strength properties of weld metal. 
     7 cl, 3 tbl, 3 dwg
Patent RU-2723449-C1 (RU)
Inventor: STAPELBROEK TRENNEPOKHL ATILA
IPC: B60G3/04
Filed: 2017-05-11
Granted: 2020-06-11
Abstract: FIELD: transport machine building. 
     SUBSTANCE: vertical lifting system, intended for use in agricultural machines and tools, comprises wheel pair supporting bracket connected to articulated support by means of pin, and hydraulic drive. Articulated support is attached to wheel hub, which is connected to inner side surface of wheel rim. Hydraulic drive is connected by means of a pin with a support bracket of a wheel pair and by means of a pin with the articulated support. 
     EFFECT: compact arrangement of lifting mechanism and improved efficiency of its operation. 
     1 cl, 8 dwg
Patent RU-2720273-C1 (RU)
Title: Gray cast iron modifier
Inventor: LIPTAK MATTHEW
IPC: C22C33/08
Filed: 2017-04-12
Granted: 2020-04-28
Abstract: FIELD: chemistry. 
     SUBSTANCE: modifier for grey cast iron from ferrosilicon, containing, in wt. %: 0.1–10 of strontium, less than 0.35 of calcium, 1.5–10 of aluminium and 0.1–15 of zirconium. Described is a modifier, a method of producing said modifier, a method for treating melt modifier and modified grey cast iron. 
     EFFECT: modifier provides improved processability of grey foundry iron. 
     9 cl, 4 tbl, 8 dwg, 3 ex
Patent RU-2697678-C1 (RU)
Title: Method of making ceramic molds for casting on molten patterns
Inventor: BELOV VLADIMIR DMITRIEVICH
IPC: B22C1/00
Filed: 2018-12-17
Granted: 2019-08-16
Abstract: FIELD: manufacturing technology. 
     SUBSTANCE: invention relates to metallurgy, particularly, to production of ceramic molds intended for casting of articles with equiaxial structure used mainly as blades of gas-turbine engines (GTE). Method includes formation on model unit of at least one layer of ceramic coating using suspension containing binder based on silicon-containing substance, modifier based on cobalt-containing substance and refractory filler based on aluminum oxide, forming outer layers of ceramic coating using a suspension based on silicon-containing binder and refractory filler, and sprinkling unit after application of each layer with electrocorundum, wherein silicon-containing binder in water-based silica is used as a silicon-containing binder, and for formation of outer layers, starting from at least a second layer, suspension is used with the following composition, wt%: electrocorundum 37–50; pulverized quartz 20–25; processed quartz 3–5; sol-silicate binder based on water 20–40. 
     EFFECT: increased durability of the suspension, reduced heat conductivity of the mold, increased compliance thereof, high output of equiaxial casting of long thin-wall blanks of GTE hollow blades. 
     1 cl, 1 tbl
Patent RU-2716034-C1 (RU)
Inventor: CHKALOVA MARINA VIKTOROVNA
IPC: G01F11/16
Filed: 2018-12-24
Granted: 2020-03-05
Abstract: FIELD: agriculture. 
     SUBSTANCE: invention can be used in agriculture in production of feedstuffs and premixes, as well as in food, pharmaceutical and chemical industries. Pneumatic dispenser of liquid ultrafine materials, comprising a dispensing, dosing, receiving containers, a chamber for feeding a dose into the receiving container and a chamber, providing the mechanism drive with a distribution valve, as well as a control mechanism of the distribution valve and a distribution valve, wherein by the action of compressed air, the shut-off valves are opened, thereby allowing the compressed air to spray the dose into the receiving container for feeding into the feed mixture, wherein the operation of the control valve control mechanism is provided by supplying compressed air, which turns the steel shaft of the distribution valve such that its radial channels located in the steel shaft and in the bronze bushing, will be in one vertical plane and coaxial, which allows liquid ultrafine materials from the supply container to move into the storage container. 
     EFFECT: technical result is increased speed of dispenser operation, improved accuracy of dosing and automatic introduction of ultrafine materials into feed mixture. 
     1 cl, 3 dwg
Patent RU-2703577-C1 (RU)
Title: Submersible unit for lifting of formation fluid
Inventor: Kopyrin Vladimir Anatolevich
IPC: E21B43/14
Filed: 2018-12-26
Granted: 2019-10-21
Abstract: FIELD: oil and gas industry. 
     SUBSTANCE: invention relates to oil industry and can be used to lift formation fluid on surface. Submersible plant for lifting of formation fluid consists of shank equipped with packer, of tubing string with downflow drain valve installed on it, downstream valve and of electric cable fixed on tubing string by means of clamps. A magnetohydrodynamic pump with a mesh filter and a shank equipped with a packer are connected in series to the check valve. 
     EFFECT: increased reliability of the plant. 
     1 cl, 1 dwg
Patent RU-2698435-C1 (RU)
Inventor: OZTURK ALI SINAN
IPC: A63G21/18
Filed: 2016-07-11
Granted: 2019-08-26
Abstract: FIELD: mass entertainment. 
     SUBSTANCE: present invention relates to bowl-shaped water slide suitable for entertainment purposes, allowing skate to enter inlet (2) at preset speed for homogeneous and continuous trip and made with possibility to control movement of trajectory (4) to outlet (3). 
     EFFECT: cup-like water slide is proposed. 
     3 cl, 4 dwg
Patent RU-2715449-C1 (RU)
Title: Method of positioning and fixation of parts
Inventor: Nemchaninov Stanislav Igorevich
IPC: F16B5/02
Filed: 2019-03-13
Granted: 2020-02-28
Abstract: FIELD: construction. 
     SUBSTANCE: invention relates to methods of connection and fixation of parts receiving transverse loads when fasteners are put in holes with a gap. Method of positioning and fixing parts comprises positioning first part relative to second part, in two of several holes of the first part, two installed each other bushings with flanges on their end surface and with holes made with eccentricity relative to their outer diameter, wherein in holes of each pair of bushings cylindrical part of corresponding fastening element, installed on second part, at that, in the remaining holes of the first part one cylindrical bushing is installed, with a flange on its end surface and with a slot, wherein in the slot of each of the cylindrical bushes the cylindrical part of the corresponding fastening element installed on the second part enters, then parts are fixed by tightening nuts screwed on each fastening element, parts are tightened by flanges of bushings installed in the first part. 
     EFFECT: invention is aimed at simplification of design, reduction of the number of parts of different nomenclature and reduction of requirements to accuracy of manufacturing of connection elements. 
     1 cl, 3 dwg
Patent RU-2734216-C1 (RU)
Title: Method of making a flat steel product from steel with manganese content and such a flat steel product
Inventor: PALTSER Peter
IPC: C21D8/02
Filed: 2017-09-13
Granted: 2020-10-13
Abstract: FIELD: metallurgy.SUBSTANCE: group of inventions includes a method of making a flat steel product from steel, a flat steel product and its use. It can be used in automotive industry, construction of railway transport, shipbuilding, production of equipment, construction, mining, aerospace industry, production of household appliances or for thin-sheet welded composite workpieces. Flat product from steel with average content of manganese 4–12 %, having TRIP/TWIP-effect, is obtained by cold rolling of hot-rolled strip, subsequent annealing at temperature of 500–840 °C for 1 minute to 24 hours and leveling rolling of annealed strip with deformation degree from 0.3 to 60 %.EFFECT: higher resistance to delayed formation of cracks induced by hydrogen, to hydrogen embrittlement and to liquid metal embrittlement during welding in galvanized state.13 cl
Patent RU-2709706-C1 (RU)
Title: Frequency sensor of linear accelerations
Inventor: PEREBATOV VASILIJ NIKOLAEVICH
IPC: G01P15/097
Filed: 2019-03-29
Granted: 2019-12-19
Abstract: FIELD: measuring equipment. 
     SUBSTANCE: invention relates to measurement equipment, namely to linear acceleration measuring elements. Essence of invention consists in that base of frequency sensor of linear accelerations is equipped with system of springs of plane-parallel suspension formed by slots made in base on side of attachment of sensor to object, symmetrical slots made on other side of base, and shaped slots, and all slots, divided base into three parts, interconnected by flat springs, wherein one part is located between two other and to it frame is attached, two other parts are attached to object. 
     EFFECT: high accuracy of measuring and stabilizing parameters of a frequency sensor of linear accelerations while maintaining mass and dimensions of the device. 
     3 cl, 4 dwg
Patent RU-2717054-C1 (RU)
Title: Fibre-reinforced resin composition and method of making said composition
Inventor: HIRAI TAKAYUKI
IPC: C08J5/04
Filed: 2019-05-31
Granted: 2020-03-17
Abstract: FIELD: chemistry. 
     SUBSTANCE: invention relates to a resin-reinforced resin composition comprising a polyamide resin and a polyolefin resin. Described is a resin-reinforced resin composition comprising: a polyamide resin; polyolefin resin; and reinforcing fibre, in which content of reinforcing fibre is from 10 wt. % up to 200 wt. % relative to total content of polyamide and polyolefin resin, taken per 100 wt. %, if one resin from polyamide resin or polyolefin resin is accepted as first resin, and the other resin is accepted as a second resin, the composition has a mutually continuous structure and contains a mutually continuous phase comprising a continuous phase A, consisting of a first resin, and a continuous phase B consisting of a second resin and at least one dispersed phase from a disperse phase a consisting of a second resin dispersed in a continuous phase A, and a disperse phase b consisting of a first resin dispersed in a continuous phase B or a sea-island structure containing a continuous phase C consisting of a first resin and a disperse phase c consisting of a second resin dispersed in a continuous phase C, and in the cross-section structure with separation of resin phases observed under the microscope, the total cross-section area of the disperse phases, the cross-section area of which is equal to or less than the average cross-section area of the reinforcing fibre, is 20 % and less than total cross-sectional area of all disperse phases observed under a microscope. Also described is a method of producing a fibre reinforced resin composition. 
     EFFECT: technical result is limitation of brittle fracture of resin-reinforced resin composition. 
     10 cl, 2 tbl, 5 ex, 12 dwg
Patent RU-2724488-C1 (RU)
Title: Способ оценки эффективности медицинской реабилитации больных гипертонической болезнью, ассоциированной с ишемической болезнью сердца
Inventor: Lebedeva Olga Danialovna
IPC: A61B5/00
Filed: 2019-05-31
Granted: 2020-06-23
Abstract: Изобретение относится к области медицины, а именно к функциональной диагностике, и может быть использовано в поликлиниках, стационарах, центрах профилактической медицины, санаториях, а также в кабинетах восстановительной медицины. Способ заключается в применении аппаратно-программного комплекса, включающего психологическое исследование, осциллометрию, кардиоинтервалографию, эхокардиографию с определением диастолической функции левого желудочка сердца и функции левого предсердия, гипертрофии миокарда в процессе воздействия рефлексотерапией на аурикулярные и электроакупунктурой на паравертебральные точки. Данные исследования назначают через день с общими йодо-бромными ваннами при преобладании у больных психоастенических симптомов, радоновыми ваннами при преобладании нарушения вегетативного баланса - в сочетании с последующей магнитолазеротерапией в количестве 10 процедур каждого вида лечения, назначаемых поочередно, через день. После окончания курса лечения проводят повторное клинико-функциональное обследование больных (жалобы, анамнез, измерение артериального давления, электрокардиография, мониторирование ЭКГ, эхокардиография, психодиагностическое исследование, оценки результатов лечения). Проведение обследования больных повторяют в том же объеме, через 3 месяца, полгода и 1 год после окончания основного курса лечения, оценки клинической и экономической эффективности результатов лечения и, в случае необходимости, проведении повторного профилактического курса немедикаментозной реабилитации. 2 табл., 2 пр.
Patent RU-2708868-C1 (RU)
Title: Gear-type granulator press
Inventor: FROLOV VLADIMIR YUREVICH
IPC: B30B15/00
Filed: 2019-06-21
Granted: 2019-12-11
Abstract: FIELD: agriculture. 
     SUBSTANCE: invention relates to the field of agriculture and can be used for production of granules from the pressed material. Proposed presser comprises support, rolling heads engaged with female die, rotary drive and bins arranged one above the other. External hopper is intended for dry material and is located on support. Inner hopper is intended for liquid binding component and is made in the form of truncated cone with calibrated holes. In upper part of inner hopper at different levels there are mixing blades. Lower part of the inner hopper is inserted into the central hole of the matrix in the form of a truncated cone with radial teeth. Conical pressing channels are located in matrix teeth. Central axis of the channels is perpendicular to the working surfaces of the stationary rolling heads in the form of gears. Matrix and internal hopper are connected with rotation drive and installed with possibility of rotation in one direction. On matrix lower side at angle of 45° cleaner is arranged to cut out pressed material. Rotation drive shaft is located in the lower part of the support and passes through the central hole of the matrix. 
     EFFECT: result is improved quality of obtained granules. 
     1 cl, 4 dwg
Patent RU-2714422-C1 (RU)
Title: Earthquake-resistant building, structures
Inventor: Khegaj Oleg Nikolaevich
IPC: E02D27/34
Filed: 2019-07-10
Granted: 2020-02-14
Abstract: FIELD: construction. 
     SUBSTANCE: invention relates to the field of construction and is intended for buildings and structures under construction in seismically hazardous areas, or for objects having a special purpose. Support of an earthquake-resistant building, the structure contains upper and lower parts with flat support surfaces, between which at least three balls are located between each other and in different directions as a movable ball coupling, contacting with support parts, which are installed with possibility of return at their displacement from soil deformation to initial position. Space between upper and lower parts of support is filled with elastic mass intended for return of displaced support parts at seismic action of soil to initial position due to tangential forces arising between contact surfaces on boundary of support parts and elastic mass at deformation of soil. 
     EFFECT: technical result is widening the range of technical means used to protect buildings and structures from seismic actions, as well as in reduction of labor intensity of manufacturing and installation of supports of earthquake-resistant buildings, while maintaining their effectiveness to reduce seismic forces and limit movement of buildings in earthquakes with a wide range of frequencies. 
     3 cl, 5 dwg
Patent RU-2707136-C1 (RU)
Title: Vodka "vodka a" production method
IPC: C12G3/00
Filed: 2019-08-08
Granted: 2019-11-22
Abstract: FIELD: alcohol industry. 
     SUBSTANCE: method includes sorting ethyl rectified "Lux" produced from selected corn from alcohol and drinking water corrected from artesian well. Sorting is mixed, filtered, passing through coal-cleaning battery and/or sorption-filtering elements of cartridge type of mari EPSF.UA ag0.4 , filled with activated carbon impregnated with silver, with filtration rate through one element with height of 1,000 mm from 3 to 21 dal/h. Vodka is delivered into a rendering tub. Honey natural is diluted with water with temperature of 70 °C in ratio of 1:5, thoroughly mixed, brought to a boiling point, stirred for 15–25 minutes, filtered in hot form and self-cooling to 10–20 °C. One pours 0.3–0.5 kg per 1,000 dal of corn vodka with a water-and-alcohol liquid with 50 % vol. at ratio of 1:10, stays in during 4.5–5.5 days while stirring, drained with infusion and filtered. In the rendering trough honey and infusion are successively introduced during 1.0–1.5 h stirring; vodka is delivered for rest for 1–3 months and subjected to control filtration. For production of 1,000 dal of vodka 3.8–4.2 kg of natural honey, 3.0–3.5 l of infusion of fortified grains of maize of the first drainage and the rest – rectified ethyl alcohol "Lux" and water as per calculation for 40 % vol. proof are used. 
     EFFECT: invention allows to enhance the ready product quality. 
     1 cl, 3 ex
Patent RU-2729483-C1 (RU)
Inventor: CHEN BIFEN
IPC: D21H19/04
Filed: 2017-07-21
Granted: 2020-08-07
Abstract: Изобретение относится к бумаге для внутреннего вкладыша и способу его получения и, в частности, относится к вакуумно-алюминированному внутреннему вкладышу для упаковки сигарет. Внутренний вкладыш содержит слой бумаги-основы. Верхняя поверхность слоя бумаги-основы последовательно обеспечена в порядке изнутри наружу термоплавким герметизирующим слоем, герметизирующим слоем на водной основе, вакуумно-алюминированным слоем и защитным слоем на водной основе. Нижняя поверхность слоя бумаги-основы обеспечена влагоотводящим слоем. Внутренний вкладыш дополнительно содержит удерживающий влагу и сохраняющий аромат слой, расположенный на верхней поверхности или нижней поверхности слоя бумаги-основы. Обеспечивается  эффективное поддержание баланса влажности сигаретных продуктов. 3 н. и 7 з.п. ф-лы, 2 пр., 2 ил.
Patent RU-2737146-C1 (RU)
Title: Fat-and-oil component for graying suppression
Inventor: KHE MOGEN
IPC: A23G1/36
Filed: 2018-01-09
Granted: 2020-11-25
Abstract: FIELD: food industry. 
     SUBSTANCE: invention relates to confectionery industry. Proposed fat-and-oil component for suppressing the graying of the chocolate-like food product contains 1 wt % or more high-erucic rape oil with high degree of hardening. High-erucic rape oil with high degree of hardening and triglyceride of SSU type are included in any ratio from 5:95 to 40:60, where S is a saturated fatty acid, containing 16 to 22 carbon atoms, and U is an unsaturated fatty acid containing from 16 to 22 carbon atoms. Also disclosed are versions of a chocolate-like food product. Method of producing a chocolate-like food product includes a step for adding said fat-and-oil component to suppress graying to obtain content of triglyceride of SSU type, making from 0.1 to 10 wt % in product, and high-erucic rape oil with high degree of hardening, which makes from 0.01 to 3 wt % in product. 
     EFFECT: proposed fat-and-oil component containing specified amounts of fat SSU and high-erucic rape oil with high degree of hardening, demonstrates properties of strong resistance to graying. 
     6 cl, 13 ex, 6 tbl
Patent RU-2733258-C1 (RU)
Title: Vacuum glass and method of its production
Inventor: LIAN YUQI
IPC: F24S10/40
Filed: 2017-09-27
Granted: 2020-09-30
Abstract: FIELD: glass industry.SUBSTANCE: invention relates to glass, particularly, to vacuum glass and method of its production. Method of making vacuum glass, comprising the following steps: i) closing the cavity with a glass body and a seal and arranging the getter in said cavity; ii) heating the product of step i) in a vacuum medium, thereby creating a vacuum in said cavity, welding said seal and said glass body and activating said getter; iii) cooling the product of step ii), and then obtaining a vacuum glass. At step ii) temperature increase rate decreases, or temperature increase stops, as soon as bubbles start forming in compactor.EFFECT: technical result is production of vacuum glass with high degree of vacuum.15 cl, 14 dwg, 7 tbl
Patent RU-2730319-C1 (RU)
Title: Adhesive composition based on epoxy resin
Inventor: Kishchuk Petr Sergeevich
IPC: C09J163/02
Filed: 2019-08-26
Granted: 2020-08-21
Abstract: FIELD: chemistry.SUBSTANCE: invention relates to cold setting epoxy structural adhesive compositions with high elasticity and strength. It is intended for production of fiberglass plastic coatings, sealing and insulation in electric engineering and application in various industries. Adhesive composition is based on epoxy resin, hardener and filler. Carbon nanotubes are used as filler. Composition contains components at following ratio of weight parts: epoxy resin K-153 100, hardener polyethylene polyamine 10–15, carbon nanotubes 0.0017–0.003.EFFECT: invention enables to obtain an adhesive composition with improved processing capabilities and improved strength characteristics.1 cl, 1 tbl
Patent RU-2734606-C1 (RU)
Title: Method of grinding spherical end face of taper rollers
Inventor: PRILUTSKIJ VANTSETTI ALEKSANDROVICH
IPC: B24B11/00
Filed: 2019-08-27
Granted: 2020-10-21
Abstract: FIELD: machine building.SUBSTANCE: invention relates to machine building and can be used in bearing industry. Rollers are arranged between faces of stiff and soft plates fitted aligned to run around their axes. Taper rollers are arranged on outer conical surface and end opposite to their spherical end by means of rigid disk having narrow prisms regularly spaced with angular pitch, and stops articulated with the inner cylindrical ledge of the rigid disc lying in the plane of symmetry of the prisms. At that location of conical rollers is carried out along end of conical roller by means of its contact with stop with provision of mounting base along conical roller outer conical surface, by its contact with a narrow prism on the hard disk with provision of a double support base and at force closure of the conical roller by means of the contact part of the soft disc.EFFECT: higher accuracy and quality of surface layer of spherical end of taper rollers.1 cl, 4 dwg