baber/WOPTO huggingface dataset:
Patent RU-2717728-C1 (RU)
Title: Composite glass pipe for pressure and pressureless pipelines laid by microtunneling
Inventor: Maslov Artem Dmitrievich
IPC: B32B1/08
Filed: 2019-10-24
Granted: 2020-03-25
Abstract: FIELD: pipelines. 
     SUBSTANCE: invention relates to glass-composite pipe for pressure and pressure-free pipelines and can be used for trenchless pipeline laying by micro-tunneling and drilling-and-drilling drilling at depth of 2 to 80 m and length of up to 1,500 m. Proposed glass composite pipe consists of glass composite pipe and steel or glass composite clutch tightly interconnected by elastic O-rings. Composition of the glass composite pipe includes a matrix based on polyester binder: from 30 to 40 % of mass fraction, continuous and chopped glass fibers: from 10 to 40 % of mass fraction, disperse filler: from 20 to 50 % of mass fraction. Glass-composite pipe is made by the method of continuous winding of reinforcing fillers impregnated with thermosetting binding agents on the basis of unsaturated polyester resins with further hardening. Glass-composite pipe contains at least three layers. Inner layer consisting of polyester resins with reinforcing fillers: discrete and continuous glass windings and glass fiber from chemically resistant glass fiber impregnated with polyester binder. Structural layer consisting of unsaturated polyester resins, glass fiber fillers and quartz sand. Outer layer consisting of unsaturated polyester resins, glass fiber fillers. Thermosetting binder can be polyester or other chemical-, corrosion- and wear-resistant resins. 
     EFFECT: achieving improved operational characteristics of the device. 
     1 cl, 4 dwg
Patent RU-2728032-C1 (RU)
Inventor: Khaliullin Farit Fandatovich
IPC: E21B47/10
Filed: 2019-12-02
Granted: 2020-07-28
Abstract: Изобретение относится к нефтедобыче и может быть применено для проведения, интерпретации и анализа результатов промыслово-геофизических и гидродинамических исследований в нагнетательных скважинах с целью последующего обоснования мероприятий по предупреждению и устранению непроизводительной закачки. Способ оценки непроизводительной закачки в нагнетательной скважине включает проведение закачки рабочей жидкости в нагнетательную скважину с осуществлением авто-ГРП, определение расхода рабочей жидкости (Q КСД ). Последующую остановку нагнетательной скважины, регистрацию кривой падения давления (КПД) и определение кажущейся проводимости перфорированных пластов (kh' КПД ) на основе определенного на предшествующем этапе расхода рабочей жидкости (Q КСД ) и КПД. Последующую закачку рабочей жидкости в нагнетательную скважину при давлении, при котором трещина авто-ГРП закрыта, регистрацию кривой стабилизации давления (КСД * ), определение расхода рабочей жидкости (Q КСД   * ), оценку истинной проводимости перфорированных пластов (kh КСД   * ) на основе КСД *  и расхода рабочей жидкости (Q КСД   * ). Определение расхода рабочей жидкости (Q 1 ), поступающей в процессе закачки в перфорированные пласты, на основе Q КСД , kh КСД   *  и kh' КПД ; определение расхода рабочей жидкости (Q 2 ) непроизводительной закачки на основе Q 1  и Q КСД . Техническим результатом изобретения является повышение точности определения непроизводительной закачки нагнетательной скважины, в частности, в случае подключения трещиной дополнительных невскрытых перфорацией толщин вне зависимости от их энергетического состояния (давления в пласте). 3 н. и 18 з.п. ф-лы, 4 ил.
Patent RU-2720769-C1 (RU)
Inventor: Akimkin Vasilij Gennadevich
IPC: C12Q1/6888
Filed: 2019-12-13
Granted: 2020-05-13
Abstract: Изобретение относится к области биотехнологии, а именно к получению препарата рибонуклеопротеинового комплекса CRISPR/CAS, и может быть использовано для выявления провирусной ДНК вируса иммунодефицита человека (ВИЧ-1). Изобретение обеспечивает выявление единичных копий провирусной ДНК ВИЧ-1, интегрированной в геном человека. 2 н. и 4 з.п. ф-лы, 11 ил., 4 табл., 5 пр.
Patent RU-2728742-C1 (RU)
Inventor: ROMANOV VYACHESLAV ANATOLEVICH
IPC: D01B1/24
Filed: 2019-12-17
Granted: 2020-07-30
Abstract: Изобретение относится к первичной переработке льносырья, а именно к способам подготовки слоя тресты к механической обработке в поточных технологических линиях получения длинного трепаного волокна. Технический результат изобретения заключается в повышении надежности процесса дозированной подачи слоя льнотресты, точности формирования его линейной плотности, равномерности слоя и его подачи и достигается тем, что в способе дозированной подачи слоя льнотресты, заключающемся в регулируемой подаче слоя льнотресты в зону уплотнения материала при условии превышения подачи материала над его отбором, отборе порций стеблей зубчатыми дисками и подаче слоя в канал утонения, отбор порций стеблей зубчатыми дисками осуществляют с регулируемой скоростью отбора и линейной плотностью ниже заданного технологического значения, а слой льнотресты с заданным технологическим значением линейной плотности формируют их регулируемым уплотнением перед подачей в канал утонения. 1 ил.
Patent RU-2741995-C1 (RU)
Inventor: KUPRIK VIKTOR VIKTOROVICH
IPC: F02C7/28
Filed: 2019-12-26
Granted: 2021-02-01
Abstract: FIELD: machine building. 
     SUBSTANCE: invention relates to gas turbine engine building. Gas-turbine plant includes gas turbine engine and gas-dynamically connected to it power axial turbine, rotors of which are mechanically not connected to each other. Annular cavities separated from flow part of power turbine by movable seals are formed on stator of power turbine opposite disc web of the first and last stages of power turbine. Annular air cavity on stator of power turbine behind the last stage is pneumatically interconnected with flow part of one of stages of compressor of gas turbine engine by at least one pipeline with flowing valve on it. On wall of each annular cavity of stator of power turbine there installed is medium pressure receiver in this cavity, which is connected to pressure sensor, and flow-through valve is equipped with electric drive. Air pressure sensors in the annular air cavity and electric drive of the flow valve are connected to the plant control system. When annular air cavity is communicated with flow part of one of stages of compressor of gas turbine engine by two and more pipelines their outlet holes into annular air cavity are equidistant from each other and from axis of power axial turbine. 
     EFFECT: higher reliability and service life, longer life cycle of gas turbine plant. 
     3 cl, 3 dwg
Patent RU-2727920-C1 (RU)
Title: Устройство компьютерной системы панорамного телевизионного наблюдения с селективным масштабированием изображения
Inventor: SMELKOV VYACHESLAV MIKHAJLOVICH
IPC: H04N7/00
Filed: 2020-01-27
Granted: 2020-07-27
Abstract: Изобретение относится к панорамному телевизионному наблюдению, которое выполняется компьютерной системой при помощи телевизионной камеры кругового обзора в области, близкой к полусфере, т.е. в пространственном угле 360 градусов по азимуту и десятки градусов по углу места. Техническим результатом является предоставление возможности селективного масштабирования изображения для одновременно наблюдаемой полностью панорамной сцены. Результат достигается тем, что телевизионная камера содержит два сенсора: «кольцевой» и «прямоугольный» (матричный) установленный на блоке наведения, а также светоделитель, расположенный на выходе панорамного объектива, селектор синхроимпульсов, генератор электронной отметки «крест», смеситель и блок наведения, который осуществляет плавное пространственное перемещение матричного фотоприемника в пределах круга в положение, отмечаемое на изображении в режиме наблюдения панорамного сюжета полностью электронной отметкой «крест», которая одновременно является геометрическим центром предлагаемого к рассмотрению отдельно взятого фрагмента «кольцевого» кадра. При этом на экране компьютерного монитора воспроизводится комбинированное изображение, которое по отношению к первоначально предъявляемому изображению состоит из априори выбранного участка с необходимым увеличением (масштабированием) и остальной его части с неизменным масштабом. 2 з.п. ф-лы, 8 ил., 2 табл.
Patent RU-2733232-C1 (RU)
Title: Nodal connection of wooden rods of flat and spatial structures
Inventor: Lisitskii Ivan Ivanovich
IPC: E04B1/58
Filed: 2020-02-10
Granted: 2020-09-30
Abstract: FIELD: construction. 
     SUBSTANCE: invention relates to construction, namely to nodal connection of wooden rods. Into the nodal connection there are connecting elements inserted into slots of wooden rods, attached to wood, an external thrust element with a hole, a bolt and a limiting coupling. Slots of the rods are made wavy along the longitudinal axis of the wooden rod in the middle of the width of the cross-section of its side faces to a depth equal to the width of the connecting elements, and as the connecting elements there are wavy plates installed in slots and attached to wood by means of glue, wherein outer ends of plates are rigidly connected to external thrust element. 
     EFFECT: technical result is higher rigidity of joint. 
     1 cl, 4 dwg
Patent RU-2737083-C1 (RU)
Inventor: THOMPSON KENNETH O
IPC: G01N1/10
Filed: 2018-09-21
Granted: 2020-11-24
Abstract: Группа изобретений относится к системе и способу обеспечения повышенной точности анализа проб входящего материала из множества отдельных источников входящего материала, подаваемого в один или более и/или из одного или более приемных резервуаров, таких как стационарный резервуар-хранилище или танкер, путем учета разницы в расходе между соответствующими отдельным источниками входящего материала. Система содержит подающие трубопроводы, датчики расхода, пробоотборник, устройство взятия проб, выпускные трубопроводы. Пробоотборник имеет по меньшей мере два входа, каждый из которых выполнен с возможностью получения проб из соответствующего подающего трубопровода для исходного материала, и накопитель проб. Пробоотборник также включает в себя регулятор массового расхода, связанный с каждым подающим трубопроводом для исходного материала, причем каждый регулятор массового расхода имеет выход для пробы и выполнен с возможностью приема сигнала, репрезентативного для расхода на каждом входе, при этом каждый регулятор массового расхода регулирует расход своей соответствующей пробы из своего соответствующего выхода для пробы в ответ на прием репрезентативных сигналов. Кроме того, пробоотборник включает в себя по меньшей мере первый и второй выпускной трубопровод для пробы, соединенный с соответствующим выходом для пробы каждого регулятора массового расхода, причем каждый выпускной трубопровод для пробы соединен со входом накопителя проб для ввода в накопитель проб проб из выхода регуляторов массового расхода. 3 н. и 15 з.п. ф-лы, 3 ил.
Patent RU-2734388-C1 (RU)
Title: Method of determining content of organic chlorine in oil after hydrochloric acid treatments
Inventor: Tatianina Olga Sergeevna
IPC: G01N33/28
Filed: 2020-04-14
Granted: 2020-10-15
Abstract: FIELD: chemistry.SUBSTANCE: invention relates to analytical chemistry, particularly to methods of determining content of organic chlorine in oil extracted from wells after hydrochloric acid treatment. Method for determining content of organic chlorine in oil after hydrochloric acid treatments involves extraction of oil, distillation of oil in order to obtain a fraction of oil boiling down to temperature of 204 °C, naphtha, washing naphtha from hydrogen sulphide and determining content of organic chlorine, wherein after oil extraction it is subjected to separation under action of centrifugal force field, obtained oil is washed with distilled water at temperature of 80–90 °C at ratio of oil and distilled water of 1:3, wherein washing is carried out for 10–15 minutes at least three times to achieve pH of washing distilled water of at least 6, after which oil is dehydrated and fed for distillation to obtain naphtha.EFFECT: high accuracy and reliability of determining content of organic chlorine in oil after hydrochloric acid treatments, as well as excluding the effect of hydrochloric acid on formation of organochlorine compounds.1 cl
Patent RU-2754076-C1 (RU)
Inventor: GAHLEITNER MARKUS
IPC: C08L23/16
Filed: 2019-01-02
Granted: 2021-08-25
Abstract: FIELD: polymers. 
     SUBSTANCE: invention relates to a polypropylene composition for producing heat-sealable articles. The composition comprises (A) a mixture of polymers and (B) optionally one or more additives in a total amount of 0.0 to 5.0% wt. from the total weight of the polypropylene composition, selected from the group consisting of friction-reducing agents, anti-adhesion agents, UV-stabilisers, alpha and/or beta nucleating agents, antistatic agents, antioxidants. The mixture of polymers (A) therein includes: (A-1) from 55.0 to 75.0% wt. propylene polymer from the total weight of the polymer mixture containing two different comonomer units selected from ethylene and alpha-olefins with 4 to 12 carbon atoms randomly distributed in the chain of the propylene polymer containing (i) comonomer units obtained from ethylene, in the amount of 0.4 to 3.5% wt. from the total weight of the monomer units in the propylene polymer, and (ii) comonomer units obtained from alpha-olefins with 4 to 12 carbon atoms in the amount of 4.5 to 14.0% wt. from the total weight of the monomer units in the propylene polymer, wherein the propylene polymer has a melt flow rate MFR 2  within the range of 0.8 g/10 minutes to 15.0 g/10 minutes as defined according to ISO 1133, at a temperature of 230°C and a load of 2.16 kg and the content of the fraction soluble in cold xylene (XCS) less than 15.0% wt. as measured according to ISO 6427; and (A-2) 25.0 to 45.0% wt. from the total weight of the polymer mixture of an ethylene-based plastomer with a density of 0.850 g/cm³ to 0.915 g/cm³ as defined according to ISO 1183 and a melt flow rate MFR 2  within the range of 10.0 g/10 minutes to 45.0 g/10 minutes as defined according to ISO 1133, at a temperature of 190°C and a load of 2.16 kg. Also described are a method for producing a polypropylene composition, an article containing a polypropylene composition, and applications thereof. 
     EFFECT: provided are polypropylene composition with a satisfactory balance of low seal initiation temperature (SIT) combined with high strength of the welded joint in the hot state, improved optical properties and high melting point. 
     15 cl, 3 tbl, 3 ex
Patent RU-2741900-C1 (RU)
Title: Device for measuring volumes of wood samples
Inventor: GAJNULLIN RENAT KHARISOVICH
IPC: G01F17/00
Filed: 2020-07-30
Granted: 2021-01-29
Abstract: FIELD: measuring equipment. 
     SUBSTANCE: invention relates to measurement equipment, namely to devices for measuring volumes of arbitrary wood samples. Device for measuring volumes of wood samples includes a reading device, vessel with an elastic film and a flat bottom, according to the invention, the reading device and the liquid container are made in a single body consisting of two transparent cylinders connected by end faces: with a scale for measuring, and a lower diameter, of a larger diameter, from a lower end having an elastic film, and a platform of perforated material is mounted in the flat bottom of the vessel, which is connected to the vacuum device by means of a pneumatic line. 
     EFFECT: simple design of the device, high accuracy of measuring volumes of wood samples, including arbitrary shape. 
     1 cl, 1 dwg
Patent RU-2765991-C1 (RU)
Title: Communication network and associated apparatuses
Inventor: DENG CHAOJUN
IPC: H04Q11/00
Filed: 2018-12-20
Granted: 2022-02-07
Abstract: FIELD: communication.SUBSTANCE: invention relates to optical communication equipment and can be used in PON passive optical communication systems. To realise the technical result, disclosed are a communication network and an associated apparatus. The communication network includes a first optical linear terminal, a second optical linear terminal, and equipment located in the premises of the subscriber. The second optical linear terminal is connected with the first optical linear terminal at the higher level via the PON interface and is additionally connected with the equipment located in the premises of the subscriber at the lower level via the PON interface.EFFECT: provided possibility of creating a PON network in remote areas by reducing the amount of transmission apparatuses when deploying the transmission network.15 cl, 11 dwg
Patent RU-2742103-C1 (RU)
Title: Fodder additive production method for cattle
Inventor: Shajdorova Galina Mikhajlovna
IPC: A23K10/30
Filed: 2020-09-14
Granted: 2021-02-02
Abstract: FIELD: fodder production.SUBSTANCE: invention relates to fodder production, in particular, to a method for production of fodder additive for cattle in the form of microcapsules. Method is characterized by that at room temperature in magnetic mixer for 10-20 minutes until homogeneous mass is mixed sodium and / or potassium salts of alginic acid with sunflower oil sludge in ratio of (2-4):(6-8) respectively. After that, the mixture is fed into 5-20 wt% solution of Ca2+ salts through draw plates, adjusting the volume of the falling drop in order to obtain microcapsules with diameter of not more than 5 mm. Obtained microcapsules are washed with distilled water, decanted and dried for 3-5 hours at temperature of 85-95°C, while stirring 3 times an hour.EFFECT: invention usage allows producing high-energy fodder product.1 cl
Patent RU-2757733-C1 (RU)
Title: Method for building pier on rock base and pier on rock base obtained by this method
Inventor: Kalinin Aleksei Leonidovich
IPC: E02B3/06
Filed: 2020-11-16
Granted: 2021-10-21
Abstract: FIELD: hydraulic engineering. 
     SUBSTANCE: invention relates to hydraulic engineering, in particular to the construction of quay and wave protection structures such as piers, and can be used to ensure the stability of piers made of steel sheet piles in the presence of a rocky foundation. In the claimed method for constructing a pier on a rocky foundation, at the first stage, the rows of sheet pile walls 1 are immersed into the soil 7, not reaching the rocky foundation 8, after which the first stage of backfilling 2 is carried out to the level of the proposed installation of the lower tier 4 of the anchor rods; then the installation of temporary struts is carried out with division into grips along the length of the structure, after which water is pumped out from the space between the tongues, followed by the installation of at least two tiers 4 and 5 of the anchor rods dry, then the second stage of backfilling 2 is performed to the tier of temporary struts, temporary spacers, bring the second stage of backfilling 2 above the upper tier 5 of the anchor rods, followed by the device of the topside. Also declared is a pier on a rocky base 8, including two walls 1, connecting them with anchor rods 4 and 5 and backfilling 2, where both walls are made of sheet piles immersed in relatively weak soil 7, and are interconnected by the upper 5 and lower 4 tiers anchor rods, where the upper tier 5 is fully or partially located above the water level 9, while the sheet piles 1 are immersed in relatively weak soil 7 to a depth less than the depth of the rock foundation 8, with the upper 5 and lower 4 tiers of the anchor rods mounted dry. 
     EFFECT: invention ensures stability of piers made of steel sheet piles on a rocky foundation in a simpler and less laborious way, as well as with a decrease in material consumption. In addition, the need for diving work during installation is eliminated, which allows reducing the time of work. 
     4 cl, 9 dwg
Patent RU-2752454-C1 (RU)
Inventor: Petrov Andrei Nikolaevich
IPC: E21C41/22
Filed: 2020-12-16
Granted: 2021-07-28
Abstract: FIELD: mining industry. 
     SUBSTANCE: invention relates to the mining industry and can be used to develop a treatment block with shrinking ore at an insufficiently steep angle of incidence. A method for mining a treatment block with sublevel ore shrinkage at an insufficiently steep angle of incidence, including driving a scraper drift, a ventilation drift, rising beams and ore passes, breaking and shrinking ore in the block. At the same time, after chipping, partial release and shrinking of the ore of the lower sublevel, a pillar is left at the level of the sublevel outlet, which serves to support the rocks of the hanging side and the bottom for the upper sublevel, while in the pillar, branches are cut through which the chipped ore of the upper sublevel is released to the leveled the surface of the store-bought ore of the lower sublevel, along which it is scraped into the ore opening compartment of the rising one, moreover, below the pillar, a passage is made for people with a height of at least 1.8 m and a width of at least 0.8 m by mining the rocks of the hanging side. Further, as the ore of the upper part is cleared and stored, partial and general releases of the upper sublevel ore are carried out, after which the pillar is repaid and the release of the magnetized ore of the lower sublevel is performed. 
     EFFECT: creation of a mining system with ore shrinking and dividing the treatment block in height into two sublevels, leaving the sublevel pillar without making a sublevel drift. 
     1 cl, 2 dwg
Patent RU-2763711-C1 (RU)
Title: Method for purifying water
Inventor: Belkovskii Nikolai Mikhailovich
IPC: C02F1/00
Filed: 2020-12-21
Granted: 2021-12-30
Abstract: FIELD: fish farming. 
     SUBSTANCE: invention relates to fish farming and can be used for improving the quality of water in reservoirs. The purified water is supplied into a rotary filter equipped with a wheel rotating in a horizontal plane with cassettes with a sheet filtering material placed in a working container with a conical bottom and a water removal channel. The wheel is made floating, the cassettes are removable, and the sheet filtering material is attached to the spatial structure in the form of a frame. The water subject to purification is supplied tangentially under pressure. The filtering material is cleaned by a flow of water-air mixture, generated by an aerator installed inside the working tank, after suspending the supply of purified water thereto. The purified water is supplied into a water intake well hydraulically connected with the working container. 
     EFFECT: structure of the unit is simplified, energy consumption and labour intensity of cleaning of the filtering material from sedimentarion are reduced. 
     2 cl, 3 dwg
Patent RU-2765383-C1 (RU)
Title: Crushing apparatus for crushing window glass
Inventor: BARBER GARY
IPC: B02C19/00
Filed: 2019-06-28
Granted: 2022-01-28
Abstract: FIELD: crushing. 
     SUBSTANCE: invention relates to an apparatus intended for crushing glass of old windows, and to a method for crushing by means of said apparatus. The crushing apparatus comprises at least a conveyor provided with a conveyor belt configured to move a window flat in the direction of the longitudinal axis (L), a crushing unit configured to crush the glass of said window during movement thereof on said conveyor, and an apparatus for selective separation of the frame of said window located at a preset distance from the front end of the conveyor, wherein the selective separation apparatus may comprise at least one rotating cylinder intended to intake and drag the frame forward. The method for crushing window glass consists in using the above crushing apparatus, wherein the frame at the front end of the conveyor is moved at a speed less than or equal to the circumferential speed of rotation of at least one rotating cylinder. 
     EFFECT: apparatus and method increase the processability of the process of crushing old windows. 
     14 cl, 5 dwg