baber/WOPTO huggingface dataset:
Patent RU-2753275-C1 (RU)
Title: Apparatus for executing low-temperature plasma reaction and method for decomposing hydrogen sulphide
Inventor: ZHANG JING
IPC: C01B17/04
Filed: 2019-01-31
Granted: 2021-08-12
Abstract: FIELD: chemistry. 
     SUBSTANCE: invention relates to the field of plasma chemistry, in particular, to an apparatus for executing a low-temperature plasma reaction and to a method for decomposing hydrogen sulphide, implemented in said apparatus. The apparatus comprises: a first cavity (1) with a first inlet (11) and a first outlet, respectively; a second cavity (2) located outside around the first cavity or inside thereof, and a second inlet (21) and a second outlet (22) located in the second cavity (2), respectively; an inner electrode (3), at least part whereof passes into the first cavity (1); an outer electrode (4) forming at least part of the side wall of the first cavity (1) or located on the side wall of the first cavity (1), surrounding said cavity; a grounding wire (5), wherein one end of the grounding wire (5) is electrically connected with the grounding electrode constituting one electrode from said outer electrode (4) and inner electrode (3), wherein the other electrode from said outer electrode (4) and inner electrode (3) constitutes a high-voltage electrode, and a barrier dielectric (6) located between the inner electrode (3) and the outer electrode (4) so that the discharge area between the inner electrode (3) and the outer electrode (4) is separated by the barrier dielectric (6). Both the inner electrode (3) and the outer electrode (4) therein constitute solid electrodes, wherein the shapes of the inner electrode (3) and the outer electrode (4) are matched forming an isodiametrical structure. Additionally, if the distance between the outer side wall of the inner electrode (3) and the inner side wall of the outer electrode (4) is set as L 1  and the thickness of the dielectric barrier (6) is set as D 1 , wherein L 2 =L 1 -D 1 , the proportion between L 2  and D 1  is (0.1 to 100):1. 
     EFFECT: increasing the conversion of hydrogen sulphide and reducing the power consumption during decomposition.  
     28 cl, 12 dwg, 20 ex
Patent RU-2748634-C1 (RU)
Title: Method of two-stage treatment of ametropia among patients with keratoconus
Inventor: BIKBOV MUKHARRAM MUKHTARAMOVICH
IPC: A61F9/007
Filed: 2020-09-29
Granted: 2021-05-28
Abstract: FIELD: medicine; ophthalmology.SUBSTANCE: at the first stage, intrastromal segments are implanted, and the number and position of segments in the stroma are calculated according to nomograms based on the patient's refraction and depending on the minimum pachymetry of the cornea. At the second stage, an intraocular lens (hereinafter – IOL) is implanted. Treatment is carried out among patients with ectasia of the 1sttype. At the first stage, segments with a thickness of 150 to 350 mcm with a step of 50 mcm and an arc length of 180-210º, an inner diameter of 5.4 mm and an outer diameter of 6.2 mm are implanted. At the second stage, a posterior chamber toric IOL is implanted.EFFECT: method allows improving functional results of treatment and reducing injuries.1 cl, 3 ex
Patent RU-2755120-C1 (RU)
Inventor: HERMENIUS ANNIKA
IPC: A61F13/53
Filed: 2018-03-26
Granted: 2021-09-13
Abstract: FIELD: hygiene. 
     SUBSTANCE: proposed is a disposable absorbent hygienic product (1) containing a main part (10) with a surface facing the body and intended to be facing the body of the user and a surface facing the article of clothing and intended to be facing away from the body of the user, wherein the main part comprises a liquid-permeable top sheet (11) on the surface facing the body, a liquid-impermeable bottom sheet (12) on the surface facing the article of clothing, and an absorbent unit (13) located between the top sheet and the bottom sheet, wherein the main part has a front end (14) and a back end (15) and determines the longitudinal direction (L) from said front end to said back end, and determines the transverse direction (T) perpendicular to the longitudinal direction, wherein the absorbing unit (13) is divided by two imaginary lines (T1, T2) extending in the transverse direction into a front area (Rf) located closer to said front end, with a length in the longitudinal direction constituting from 10 to 40% of the length of the absorbent unit in the longitudinal direction, a back area (Rb) located closer to said back end, with a length in the longitudinal direction constituting from 10 to 40% of the length of the absorbent unit in the longitudinal direction, and a central area (Rc) between said front area and said back area, wherein the absorbent unit contains cellulose fibres in the front and back areas, if necessary, mixed with polymers with ultra-high absorbency at a concentration of the polymer with ultra-high absorbency from 0 to 30 wt.% of the total weight of the cellulose fibres and the polymer with ultra high absorbency, and at a surface density of the cellulose fibres constituting 50 to 200 g/m 2 , wherein said central area provides 70% to 100% of the total retaining capacity of the absorbent unit, wherein the material of the liquid-permeable top sheet contains a polypropylene spunbonded non-woven fabric or a non-woven composite material consisting of spunbonded non-woven fabric and a non-woven material obtained by the aerodynamic method from a melt, treated to impart hydrophilicity, with a surface density of 8 to 20 g/m 2 , and a material of the receiving layer is therein provided, placed between the top sheet and said absorbent unit and constituting a non-woven material, sealed by air passed therethrough, with a surface density of 40 to 60 g/m 2  and a thickness of at least 0.9 mm measured in accordance with the method NWSP 120.6, variant A, at a pressure of 0.5 kPa. 
     EFFECT: technical result is production of a wearable absorbent product. 
     12 cl, 3 dwg
Patent RU-2748287-C1 (RU)
Inventor: KATANO KOJI
IPC: F17C1/00
Filed: 2020-10-27
Granted: 2021-05-21
Abstract: FIELD: high-pressure tank.SUBSTANCE: group of inventions relates to a high-pressure tank and its production method. A high-pressure tank contains a liner made with the possibility of storing gas and a fiber-reinforced resin layer made of fiber-reinforced resin and covering the outer surface of the liner. The fiber-reinforced resin layer contains the first reinforcing layer covering the outer surface of the liner and the second reinforcing layer covering the outer surface of the first reinforcing layer. The method involves the formation of a cylindrical element made of fiber-reinforced resin and having fibers oriented in the circular direction of the cylindrical element; the formation of two domed elements made of fiber-reinforced resin; the formation of the reinforcing case, i.e. the first reinforcing layer, by connecting the two end parts of the cylindrical element and the end parts of the two domed elements; the formation of a second reinforcing layer on the outer surface of the reinforcing case made of fiber-reinforced resin and with fibers oriented across two domed elements.EFFECT: invention is aimed at reducing the use of fiber-reinforced resin.12 cl, 19 dwg
Patent RU-2755929-C1 (RU)
Inventor: MALINOVSKIJ ALEKSANDR LEONIDOVICH
IPC: F41A21/30
Filed: 2020-10-27
Granted: 2021-09-23
Abstract: FIELD: fire arms.  
     SUBSTANCE: closed-type muzzle brake has a cylindrical course closed with an elongated lid at the rear end, with a divider fixed from the inside, and from the front end with a removable lid and a separator assembly, a central partition. The divider is attached to the muzzle of the barrel at some distance from the rear end of the device. The separator is made in the form of a prefabricated unit made of partitions assembled by a package, structurally made in the form of a “K-buffle” and rolled into a common cylindrical body. The body parts are made of high-strength lightweight aluminum alloy with a wear-resistant coating.  
     EFFECT: increased efficiency of the closed-type muzzle brake, improvedergonomics, reduced weight and overall dimensions.  
     2 cl, 1 dwg
Patent RU-2759146-C1 (RU)
Inventor: Khlebnikova Yuliya Valentinovna
IPC: C22F1/08
Filed: 2020-11-16
Granted: 2021-11-09
Abstract: Изобретение относится к металлургии, в частности к способам получения биаксиально текстурированных подложек для эпитаксиального нанесения на нее буферных и высокотемпературного сверхпроводящего слоев для ленточных высокотемпературных сверхпроводников (ВТСП) второго поколения. Способ изготовления биаксиально текстурированной подложки в виде ленты из тройного сплава на медно-никелевой основе для эпитаксиального нанесения на нее буферных и высокотемпературного сверхпроводящего слоев включает выплавку с введением в медно-никелевый сплав легирующего элемента ниобия, или молибдена, или вольфрама с получением слитка тройного сплава на медно-никелевой основе, ковку слитка в заготовку в виде прутка, холодную реверсивную прокатку заготовки до степени деформации ≥97% с получением ленты и рекристаллизационный отжиг полученной ленты при температуре ≥1000°С. При этом выплавляют тройной сплав, ат. %: ниобий ≤2,5, или молибден ≤2,0, или вольфрам ≤2,0, никель - 40-45, медь - остальное. Обеспечивается получение высокой прочности и степени остроты кристаллографической текстуры при сохранении немагнитности при рабочей температуре сверхпроводника 77 К. 1 з.п. ф-лы, 3 ил., 1 табл., 1 пр.
Patent RU-2756600-C1 (RU)
Title: Preparation of carbide plate made of powder carbide steel and method for its heat treatment
Inventor: Rumiantsev Vladimir Igorevich
IPC: C22C38/04
Filed: 2020-11-25
Granted: 2021-10-04
Abstract: FIELD: powder metallurgy.  
     SUBSTANCE: invention relates to powder metallurgy, namely to the manufacture of a workpiece from powder carbide steel used in the tool production of carbide plates, as well as in additive technologies. The workpiece is made by grinding and mixing the initial components of the powder mixture, followed by pressing the workpiece containing, in wt. %: carbon 1.0-1.5, manganese 1.0-1.5, vanadium 1.0-2.0, titanium 20-30, iron the rest, and step sintering. As the initial components of the powder mixture, powders obtained by separate grinding of the components with a dispersion of no more than 10 mcm are used. Pressing of the workpiece is carried out by double-sided pressing at a pressure of 100-150 MPa. The compressed workpiece is placed in a vacuum heating furnace, where its two-stage sintering is carried out with simultaneous vacuuming of the furnace working space to a pressure of 10 -3  Pa, while at the first stage solid phase sintering is carried out at a temperature of 0.7-0.8 of the melting temperature of the base of the mixture, iron at a heating rate of 70-90°С/hour with an exposure of 60-90 minutes, and at the second stage liquid-phase sintering is carried out at a temperature of 0.85-0.9 of the melting temperature of the refractory component of the mixture, titanium at a speed of 100-120°С/hour with exposure time of 30-60 minutes. Then the furnace is turned off and the workpiece is cooled together with the furnace.   
     EFFECT: dense homogeneous structure of the material is obtained, providing high physical, mechanical and operational characteristics.  
     2 cl, 1 dwg, 4 ex
Patent RU-2754635-C1 (RU)
Inventor: FUKUSHIMA SHIGERU
IPC: H04N19/176
Filed: 2020-12-25
Granted: 2021-09-06
Abstract: Изобретение относится к средствам для кодирования изображения. Технический результат заключается в повышении эффективности кодирования. Блок разделения на блоки выполняет рекурсивное разделение изображения на прямоугольники заданного размера и генерирование целевого блока кодирования. Блок кодирования выполняет кодирование информации о разделении на блоки целевого блока кодирования. Блок разделения на блоки включает в себя: блок разделения на четыре блока, выполняющий разделение целевого блока при рекурсивном разделении на четыре блока в горизонтальном направлении и вертикальном направлении и генерирование четырех блоков; и блок разделения на два блока, выполняющий разделение целевого блока на два блока в горизонтальном или вертикальном направлении и генерирование двух блоков. В случае когда предыдущее рекурсивное разделение является разделением на два блока и целевой блок имеет заданный размер, блок разделения запрещает разделение целевого блока в том же направлении, в котором этот блок был разделен при предыдущем рекурсивном разделении. 6 н.п. ф-лы, 25 ил.
Patent RU-2751873-C1 (RU)
Inventor: GULEVSKIJ VIKTOR ALEKSANDROVICH
IPC: C22C1/08
Filed: 2020-12-28
Granted: 2021-07-19
Abstract: Изобретение относится к области металлургии, а именно к созданию композиционных материалов пропиткой пористого каркаса. Способ получения углеграфитового композиционного материала включает вакуумную дегазацию пористой углеграфитовой заготовки в растворе электролита. Наносят на заготовку гальваническое покрытие. Пропитывают заготовку в камере пропитки расплавом матричного медно-фосфористого сплава под воздействием избыточного давления за счет термического расширения расплава свинца в камере давления при нагреве на 100°С выше температуры ликвидус матричного сплава одновременно с расплавом свинца. При этом вакуумную дегазацию проводят в растворе никелевого электролита, содержащего 140 г/л сульфата никеля, 50 г/л сульфата натрия, 30 г/л сульфата магния, 20 г/л сухой борной кислоты. Гальваническое покрытие выполняют из последовательно нанесенных внутреннего никелевого, промежуточных цинкового и серебряного, и наружного медного слоев. Техническим результатом изобретения является повышение качества композиционных материалов. 1 табл.
Patent RU-2760661-C1 (RU)
Title: Scraper bucket for underwater mining
Inventor: GLEBOV VADIM DMITRIEVICH
IPC: E02F3/64
Filed: 2020-12-29
Granted: 2021-11-29
Abstract: FIELD: earthmoving machinery.  
     SUBSTANCE: invention relates to earthmoving machines with a cable suspension used for mining minerals from the bottom of a reservoir. The scraper bucket for underwater mining includes a bottom with a cutting knife, side, rear and upper walls, gravity and pressure pneumatic valves, an air collector, an air intake and a flexible, elastic and sealed cavity installed between the pivotally connected main and additional upper walls. The cavity is connected by one pneumatic line, through a pressure pneumatic valve, with an air collector in the bottom and a second pneumatic line, connected to the air intake on the float, through a gravity pneumatic valve. The gravity pneumatic valve is made in the form of a locking element installed in the housing and spring-loaded on one side, and a ball-shaped pusher is installed on the other side.  
     EFFECT: increase in productivity and a reduction in energy costs. 
     1 cl, 3 dwg
Patent RU-2747976-C1 (RU)
Title: Method for obtaining dry soluble organomineral fertilizer based on humic substances and trace elements in salt and chelated form (variants)
Inventor: POLOSKIN RODION BORISOVICH
IPC: C05F11/02
Filed: 2021-02-16
Granted: 2021-05-18
Abstract: FIELD: agriculture. 
     SUBSTANCE: invention relates to the field of agriculture. Proposed is the method for obtaining dry soluble organomineral fertilizer based on humic substances and microelements in salt form for leaf and root fertilization of agricultural and ornamental crops, processing of seeds and planting material, by mixing microelements with humic substances. Potassium salts of humic acids and/or fulvic acids are used as humic substances in form of dry powder, to which microelements are added in form of dry powder. 
     EFFECT: invention ensures obtaining of a preparation having properties of a plant growth regulator. 
     4 cl, 2 ex
Patent RU-2766804-C1 (RU)
Title: Method for treating overripe morgagnian cataract
Inventor: NIKOLASHIN SERGEJ IVANOVICH
IPC: A61F9/007
Filed: 2021-02-19
Granted: 2022-03-15
Abstract: FIELD: medicine. 
     SUBSTANCE: invention relates to medicine, namely to ophthalmic surgery. Anterior capsulorrhexis is performed, iris-capsular retractors (ICR) are installed, the nucleus of the lens is divided by the phaco chop method, the fragments are emulsified, and an intraocular lens (IOL) is installed. After performing anterior capsulorrhexis and installing the ICR, the nucleus is removed into the anterior chamber, lowered into the iridian plane. After that, the IOL is implanted into the capsular bag through the main incision and the upper part of the pupil, and the nucleus is divided into two halves. Half of the nucleus is then divided into two more fragments, consecutively emulsified. The next half of the nucleus is then divided into two fragments, consecutively emulsified, the viscoelastic is washed from the anterior chamber, and the corneal incisions are hydrated. 
     EFFECT: method allows for a reduction in the load on the weak ligamentous apparatus and minimisation of the risks of rupture of the Zinn's zonule and the posterior capsule. 
     1 cl, 1 ex
Patent RU-2754790-C1 (RU)
Inventor: Izmailov Andrei Iurevich
IPC: A01M9/00
Filed: 2021-03-22
Granted: 2021-09-07
Abstract: Изобретение относится к сельскому хозяйству, в частности к конструкциям сельскохозяйственных беспилотных летательных аппаратов. Беспилотный вертолет (1) для внесения пестицидов, удобрений, дезинфицирующих, противовирусных препаратов содержит фюзеляж (2), хвостовую балку (3), горизонтальное (4) и вертикальное (5) оперение, полозковое шасси (6), силовую установку (7), нижний (8) и верхний (9) несущие винты, бортовую систему автоматического управления (10) пилотированием, навигацией, полезной нагрузкой, технологический модуль полезной нагрузки (11). Технологический модуль полезной нагрузки (11) содержит блоки для размещения и подачи рабочих жидкостей (12), воздуха (13), топлива (14), блок высоковольтного электрического напряжения (15), блок регулирования и распределения потоков рабочей жидкости (16), блоки регулирования подачи воздуха (17) и топлива (18), секционную штангу (19) с блоками (20) автоматического диспергирования рабочей жидкости, распылителями (21), блоками (22) электростатического распыления, термомеханическими генераторами аэрозолей (23). Обеспечивается дифференцированное внесение пестицидов, удобрений и других агрохимикатов в точном земледелии, уменьшение рисков загрязнения окружающей среды пестицидами. 15 ил.
Patent RU-2769918-C1 (RU)
Title: Ground transport vehicle positioning method
Inventor: Kibalov Vladislav Igorevich
IPC: G06T7/60
Filed: 2021-05-18
Granted: 2022-04-08
Abstract: FIELD: computer technology. 
     SUBSTANCE: invention relates to the field of computer technology for autonomous positioning of ground vehicles. The effect is achieved through a method that includes the following steps: a map is formed in the form of images with linear objects located in the plane of the road; load the specified map into the memory of the on-board computer of the TV; during the movement of the TV, the on-board computer receives images from the cameras; processing the obtained images with the selection of environmental objects; evaluate the movement and orientation in the space of the TV; the current position of the vehicle in space is assessed; comparing the selected environmental objects in the images from the cameras with the map loaded into the onboard computer, taking into account the position of each hypothesis particle; estimate the probability of each hypothesis particle, after which they are resampled. 
     EFFECT: increasing the accuracy of determining the position of a ground vehicle in space while ensuring the speed and reliability of the implementation of the proposed method for positioning the TV. 
     3 cl, 1 dwg
Patent RU-2765817-C1 (RU)
Title: Stand for testing hydraulic transmission units
Inventor: SOVA ALEKSANDR NIKOLAEVICH
IPC: F15B19/00
Filed: 2021-06-30
Granted: 2022-02-03
Abstract: FIELD: testing stands. 
     SUBSTANCE: invention relates to stands for testing hydraulic units. The stand contains a hydraulic system in the form of a container with a working fluid and a pump, torque sensors, angular velocity sensors, a pressure sensor, a drive motor connected to the control unit. The drive motor is connected to the hydraulic unit. The hydraulic unit is installed on the drive shaft. The electric brake is installed on the driven shaft of the hydraulic unit. The stand provides for a regulating device, which is made in the form of a valve-inductor electric drive installed on the driven shaft. 
     EFFECT: improved quality of regulation of transmission hydraulic units. 
     1 cl, 1 dwg
Patent RU-2768250-C1 (RU)
Inventor: Kharchenko Anastasiya Vyacheslavovna
IPC: H01M6/36
Filed: 2021-06-30
Granted: 2022-03-23
Abstract: FIELD: chemistry.SUBSTANCE: invention relates to development of electrolytes for medium-temperature chemical current sources based on lithium and rubidium halides and chromates. According to the invention, the electrolyte of the chemical current source, which contains lithium and rubidium bromides, additionally contains lithium chromate with the following ratio of components (wt%): lithium bromide — 46.04…46.97, rubidium bromide — 36.54…37.57, lithium chromate — 16.39…16.49.EFFECT: low melting point and wider range of use in molten state of electrolyte with low melting point.1 cl, 1 tbl
Patent RU-2768223-C1 (RU)
Inventor: TALANTOVA KLARA VASILEVNA
IPC: E04B1/06
Filed: 2021-07-05
Granted: 2022-03-23
Abstract: Изобретение относится к строительным конструкциям, а именно к плитам перекрытий и покрытий преимущественно гражданских зданий. Плита перекрытия содержит тонкостенный сталефибробетонный элемент в виде цилиндрической, параболической или сферической оболочки и продольные ребра, при этом тонкостенный сталефибробетонный элемент выполнен с армированием стальными фибрами, распределенными согласно полям напряжений, с длиной стальных фибр, не меньшей 1,25 толщины поперечного сечения оболочки тонкостенного сталефибробетонного элемента,  в растянутой зоне и с длиной стальных фибр, меньшей толщины поперечного сечения оболочки тонкостенного сталефибробетонного элемента, в сжатой зоне. Тонкостенные сталефибробетонные элементы объединяются во многоволновую оболочку с продольными ребрами и торцевыми диафрагмами жесткости из сталефибробетона, верхняя часть оболочки расположена в сжатой зоне, а нижняя - в растянутой зоне, с замоноличенной арматурой в продольных ребрах. При значительных нагрузках в растянутой зоне продольных ребер расположена предварительно напряженная арматура в виде арматурных стержней, а места сопряжения сталефибробетонного элемента  с продольными ребрами снабжены вутами. Технический результат - снижение материалоемкости и повышение надежности плиты перекрытия. 3 з.п. ф-лы, 5 ил.
Patent DE-2207642-C2 (DE)
Title: Applicator brush with enclosed crushable ampoule - has handle fixed to wick using staple gun or clamp
IPC: B05C17/00
Filed: 1972-02-18
Granted: 1983-12-15
Abstract: The applicator brush, which has a built-in store of processing fluid, comprises a resilient tubular handle firmly closed at one end and contg. a wick and fluid-filled ampoule at the other. The wick is held in the handle by one or more pins pressed through the wall of the handle and wick as a clamp (4) or staple. Fastening of the wick to the handle is carried out quickly and mechanically by a suitable stapling gun. The clamp or staple can be curved round the handle (2) on the outside.
Patent DE-2827136-C2 (DE)
IPC: E04D5/12
Filed: 1978-06-21
Granted: 1982-05-19
Abstract: The flame resistance of a bituminized roof sheet consisting of a reinforced fleece, a metal foil and bitumen is improved substantially by applying a metal foil to one face. A rupture of the metal foil in the case of stress due to elongation is prevented by wrinkling it. The elongation reserve thus obtained is in the range of from 2 to 35%.