baber/WOPTO huggingface dataset:
Patent RU-2702784-C1 (RU)
Title: Composition for inhibiting salt deposition
Inventor: TELIN ALEKSEJ GEROLDOVICH
IPC: C09K8/528
Filed: 2018-10-10
Granted: 2019-10-11
Abstract: FIELD: oil and gas industry. 
     SUBSTANCE: invention relates to compositions for preventing inorganic deposits of calcium and barium, which can be used in oil industry, in particular in wells and on well equipment, in oil collection, preparation and transportation system. Composition for preventing loss of calcium carbonate, calcium sulphates and barium, which are difficult to dissolve in water, including oxyethylidene diphosphonic, nitrilotrimethylphosphonic acids, monoethanolamine, methanol and water, additionally contains hydrolysed polyacrylonitrile in form of its solution with density from 1.1 to 1.3 g/cm 3  in following ratio of components, wt%: oxyethylidenediphosphonic acid – 8.0–12.0, nitrilotrimethylphosphonic acid – 2.0–3.0, monoethanolamine – 10.0–12.0, hydrolysed polyacrylonitrile in form of said solution with density of 1.1 to 1.3 g/cm 3  (on dry) — 0.38–0.63, methanol – 36.0–44.0, water – balance. 
     EFFECT: high inhibiting power and low corrosion aggressiveness. 
     1 cl, 5 tbl
Patent RU-2704160-C1 (RU)
Title: Propellant charge with increased energy characteristics to armor-piercing sub-caliber projectile
Inventor: Baranov Vladimir Valerevich
IPC: F42B14/00
Filed: 2018-04-24
Granted: 2019-10-24
Abstract: FIELD: military equipment. 
     SUBSTANCE: invention relates to ammunition of tank weapons, namely, to shot with armor-piercing sub-caliber projectile, and can be used in tank military subdivisions. Throwing charge with increased energy characteristics to armor-piercing sub-caliber projectile with energy additive in components of propellant of one type. Total chemical composition of the propellant includes colloxylin 50.4 %, nitrodiglycol (NDG) 23.85 %, dinitrotoluene (DNT) 8.1 %, dibutyl phthalate (DBP) 4.05 %, vaseline 3.6 %, an energy additive (EA) 10 %. Invention provides higher values of energy and ballistic characteristics of the propellant charge, which increases the range of firing to the target by an armor-piercing subcaliber projectile by 4 %. 
     EFFECT: invention makes it possible to increase range of firing to target and efficiency of destruction of armored, light-armored enemy weapons and non-armored targets. 
     1 cl, 2 dwg, 2 tbl
Patent RU-2693877-C1 (RU)
Title: Power divider 3x3 for onboard equipment of spacecrafts
Inventor: ALYBIN VYACHESLAV GEORGIEVICH
IPC: H01P5/18
Filed: 2018-11-27
Granted: 2019-07-05
Abstract: FIELD: physics. 
     SUBSTANCE: invention relates to UHF radio engineering, used, in particular, for use in onboard equipment of command-and-measurement system of spacecraft. Said technical result is achieved by using a power divider made on a dielectric substrate, on which there are three microstrip directional couplers made on connected lines, crossed once, and wherein two microstrip directional couplers have a transient attenuation of 3 dB, and a third microstrip directional coupler has a transient attenuation of 4.76 dB, wherein each of two ends of its connected lines located on one of its sides is connected respectively to the first and second identical sections of microstrip line (MSL) with one of the ends of the connected lines of microstrip directional couplers with transient attenuation of 3 dB, facing the third microstrip directional coupler, ends of other connected line segments, located on the other side of microstrip directional couplers with transient attenuation of 3 dB, are connected to each other by third section of MSL, length of which is more than total length of first and second sections of microstrip lines by value from 0.19 to 0.21 of wavelength at average frequency of operating range. 
     EFFECT: task of this technical solution is to increase transmission ratio by at least 1_25 dB, spacing of inputs and outputs on opposite sides of substrate, which, in turn, ensures rational arrangement of devices or elements of onboard equipment of command-and-measurement system. 
     1 cl, 1 dwg
Patent RU-2705402-C1 (RU)
Title: Method for providing aircraft instrumentation thermal mode
Inventor: LEONOV ALEKSANDR GEORGIEVICH
IPC: B64C1/40
Filed: 2018-11-29
Granted: 2019-11-07
Abstract: FIELD: rocket equipment. 
     SUBSTANCE: invention relates to rocket and aircraft engineering, and more specifically to providing thermal conditions in compartments. When providing thermal mode of instrument compartment in aircraft (AC), compartment housing including two shells is made with inner arrangement of sealing shell. In the gap between the inner sealing shell and the compartment equipment, a cover from a non-flexible heat-insulating material is placed. Coating with low degree of blackness is applied on heat-insulating material surface and sealing shell facing the equipment. Under conditions of ground operation in the inner volume of the sealing shell, pre-supercharging is preceded by creating a conservation pressure maintained at the aircraft initial flight stage. At the height inside the compartment the pressure of the gas medium is reduced by means of gas release into the environment by means of the device for communication of the instrument compartment with the ambient atmosphere with subsequent closure of said device after reaching inside compartment of required pressure to exclude convective heat exchange between sealing shell and gas medium compartment. 
     EFFECT: higher temperature control parameters. 
     1 cl, 1 dwg
Patent RU-2703823-C1 (RU)
Title: Apparatus for amplification and preliminary processing of pulses from an infrared photodiode
Inventor: KUVSHINOV ALFEJ MIKHAJLOVICH
IPC: H03K3/023
Filed: 2018-12-21
Granted: 2019-10-22
Abstract: FIELD: optics; instrument engineering. 
     SUBSTANCE: present invention relates to the field of optical instrument-making, in particular, to the photodetector signal processing means. Device for amplification and preliminary processing of pulses from an infrared photodiode has an infrared photodiode connected to a signal processing unit. Processing unit comprises two operational amplifiers (OA) with resistors in negative feedback circuit, high-pass filter (HPF), switchboard connected to electric control circuit. Schematic diagram of the device is presented in fig. 1. IR photodiode is connected to input of first OA through additional first resistor, with value R s , selected from the condition R s  > R fb  V 0 /V lim , where R fb  – value of negative feedback resistor of first OA; V 0  is the infrared photodiode idle voltage; V lim  is the maximum unlimited voltage at the output of the first OA. In addition, nonlinear circuit connected with second OA output is introduced. Nonlinear circuit can be made in the form of a transistor, as well as on a comparator and an analogue key. Device for amplification and preliminary processing of pulses from an infrared photodiode can contain n infrared photodiodes connected to n signal processing units. 
     EFFECT: technical result is broader functional capabilities of the device, specifically possibility of processing signals from infrared photodiodes in a wide dynamic range of input signals, while reducing the area of suppression of large signals of small signals. 
     4 cl, 4 dwg
Patent RU-2715707-C1 (RU)
Title: Catalysts for producing acrylic acid from lactic acid or derivatives thereof in liquid phase
Inventor: ALBERT JAKOB
IPC: B01J27/16
Filed: 2017-07-27
Granted: 2020-03-03
Abstract: FIELD: chemistry. 
     SUBSTANCE: invention relates to a molten salt catalyst for producing acrylic acid, acrylic acid derivatives or mixtures thereof, comprising an ionic liquid (IL) and an acid; wherein said IL has a phosphonium cation and a bromide anion (Br - ); wherein said acid is soluble in said IL and selected from a group consisting of a Lewis acid, Bronsted acid and mixtures thereof; wherein said Lewis acid is selected from a group consisting of CaBr 2 , MgBr 2 , AlBr 3 , CuBr 2  and mixtures thereof; and wherein said Bronsted acid has pK a  less than 5 in water at 25 °C. 
     EFFECT: high output of acrylic acid, acrylic acid derivatives or mixtures thereof. 
     14 cl, 3 tbl, 140 ex
Patent RU-2715837-C1 (RU)
Title: Method of recording flashes on the sun and a complex for its implementation
Inventor: Tertyshnikov Aleksandr Vasilevich
IPC: G01J4/00
Filed: 2019-04-12
Granted: 2020-03-03
Abstract: FIELD: astronomy. 
     SUBSTANCE: disclosed is a method of detecting strong solar flares based on a complex which combines a network of receiving devices for automatic monitoring of solar radio flux, and criteria of intensity of flow and energy of solar radio bursts at selected wavelengths with regular correction by events, use of calibrations of recorded characteristics and validation of criteria of strong flashes. Into composition of a complex for recording intensity and energy of solar radio bursts there is at least one set of antenna and radio receivers connected to a unit for analyzing and calibrating recorded signals based on a processor with an information display device (operator's computer), with points of solar flare radio emission detection, Center of information collection and processing, electronic archives of heliogeophysical data. 
     EFFECT: invention increases reliability and efficiency of detecting strong solar flares using relatively cheap ground-based radio devices. 
     2 cl, 8 dwg
Patent RU-2710280-C1 (RU)
Title: Digital computing synthesizer for double-frequency signals
Inventor: RYABOV IGOR VLADIMIROVICH
IPC: H03L7/18
Filed: 2019-04-18
Granted: 2019-12-25
Abstract: FIELD: computer engineering. 
     SUBSTANCE: invention relates to computer engineering and radio engineering, is intended for synthesis of two-frequency complex frequency-modulated signals and can be used in radar and communication systems. Digital computing synthesizer of double-frequency signals contains reference generator, unit of formation and delay, first and second memory registers, first, second, third, fourth digital storages, multiplexer, converter of codes, digital-to-analogue converter (DAC). Digital inputs of the digital synthesizer are the inputs of the first and second memory registers and the control input of the multiplexer, and its analog output is the output of the DAC. 
     EFFECT: enabling synthesis of double-frequency frequency-modulated signals. 
     1 cl, 2 dwg
Patent RU-2708680-C1 (RU)
Inventor: ALESHIN ALEKSANDR KONSTANTINOVICH
IPC: G01M9/04
Filed: 2019-04-22
Granted: 2019-12-11
Abstract: Изобретение относится к экспериментальной аэродинамике, в частности к устройствам для изменения положения испытываемой модели в рабочей части аэродинамической трубы. Устройство содержит узел крепления державки для установки модели и три пары стоек, шарнирно соединенных вершинами с узлом крепления державки в двух точках, разнесенных по его длине, а основаниями посредством трех пар шарниров - с взаимодействующими с автономными приводами каретками, размещенными с возможностью продольного перемещения на двух направляющих, установленных в рабочей части симметрично относительно ее вертикальной продольной плоскости, причем шарнир, расположенный в хвостовой части узла крепления державки, смещен по вертикали относительно ее оси на расстояние, соответствующее ее максимальному повороту в вертикальной плоскости. Также устройство снабжено сменным плоским элементом, ориентированным по оси узла крепления державки и соединенным с ним в месте расположения хвостового шарнира, при этом соединение указанного элемента с узлом крепления державки осуществлено с возможностью изменения их взаимной угловой ориентации. Технический результат заключается в снижении потребной мощности приводов и обеспечении устойчивой работы устройства при ограничении размеров поперечного сечения и снижении аэродинамического сопротивления его элементов. 3 ил.
Patent RU-2712924-C1 (RU)
Title: Electroacoustic non-directional transducer
Inventor: STEPANOV BORIS GEORGIEVICH
IPC: H04R17/00
Filed: 2019-06-14
Granted: 2020-02-03
Abstract: FIELD: acoustics. 
     SUBSTANCE: invention relates to acoustics, to acoustic transducers. Electroacoustic non-directional transducer comprises a piezorod, two identical axially symmetric patches made in the form of solid cones connected by an reinforcing tie, and sealing gaskets installed in the junction of pads, which are facing the bases to each other, and on the side of these bases there are blind cylindrical holes, which do not exceed half the length of the piezorod, which is located in them and is rigidly attached by its ends to ends of the said holes. 
     EFFECT: technical result consists in obtaining a uniform spherical beam pattern, as well as high sensitivity. 
     1 cl, 4 dwg
Patent RU-2711728-C1 (RU)
Inventor: Averyanova Elena Vitalevna
IPC: A61K36/72
Filed: 2019-08-22
Granted: 2020-01-21
Abstract: Изобретение относится к фармацевтической, пищевой и перерабатывающей промышленностям, а именно к способу получения комплекса биофлавоноидов из обезжиренного облепихового шрота. Способ получения комплекса биофлавоноидов из обезжиренного облепихового шрота заключается в экстракции полифенольных веществ из шрота этиловым спиртом, с последующим удалением растворителя из экстракта, разбавлении вакуум-концентрата водой в соотношении 1:3, фильтровании и высушивании выпавшего осадка комплекса биофлавоноидов. Вышеописанный способ позволяет упростить технологию получения и увеличить выход комплекса биофлавоноидов на 13%. 1 табл., 1 з.п. ф-лы, 1 пр.
Patent RU-2718616-C1 (RU)
Title: Repair method of support of overpass
Inventor: Kazarian Vilgelm Iurevich
IPC: E01D22/00
Filed: 2019-10-11
Granted: 2020-04-09
Abstract: FIELD: bridge engineering. 
     SUBSTANCE: method of overpass abutment repair consists in preliminary diagnostics and subsequent repair by squeezing and concrete "jacket" device. Preliminary diagnosing of damaged sections of an overpass, in which: diagnosing condition of soils near the base; determining localization of cracks, their shape and direction; determining the reinforcement diameter and its depth, as well as its corrosion degree; determining presence of mutual displacements of parts of the foundation, which is dissected by cracks. Then, repair works are performed. First, concrete surface of abutment dummy and girder are jet-abrasive cleaned. Thereafter, channels are drilled in outermost corner monolithic areas of the abutment. Then, prestressed reinforcement is drawn into channels. Then the plug is mounted on one end of the channel and the channels are filled with injections. Then cracks are injected. Further, reinforcement anchors are installed along the perimeter of the body of the stand and reinforcement grids are installed, after which they are concreted. After that, reinforcement anchors are installed along the perimeter of cross barrel body and reinforcement grids are installed, after which they are concreted. Then, cracks are sealed. After that works on improvement are performed. 
     EFFECT: disclosed is method of reconstruction and strengthening of existing support of overpass. 
     3 cl, 7 dwg
Patent RU-2726069-C1 (RU)
Title: Способ ампутации стопы при распространенном гнойно-некротическом поражении на фоне диабетической ангионейропатии
Inventor: Utemishev Marat Andreevich
IPC: A61B17/56
Filed: 2019-11-06
Granted: 2020-07-09
Abstract: Изобретение относится к медицине, а именно к хирургии, и может быть использовано при лечении пациентов с распространенным гнойно-некротическими поражением стопы на фоне диабетической ангионейропатии. В соответствии с локализацией и распространенностью патологического процесса выполняют трансметатарзальную либо транстарзальную ампутацию стопы. Выкраивают кожные лоскуты, иссекают сухожилия мышц голени, прикрепляющиеся дистальнее уровня ампутации, некротизированные мягкие ткани, вскрывают гнойные затеки. Пересечение костей стопы осуществляют во фронтальной плоскости, на одном уровне, одномоментно, без разрушения связочного аппарата стопы. Методом физической антисептики санируют поверхность культи стопы. В поперечном опиле костей стопы, в направлении и на глубину, соответствующую проекции наружного края задней поверхности ладьевидной кости в таранно-ладьевидном суставе, выполняют лазерную остеоперфорацию полупроводниковым лазером с длиной волны излучения 0,97 мкм, мощностью от 10 до 25 Вт, расстояние между воздействиями световода лазера 1 см. Операционную рану не ушивают, монтируют систему управляемого отрицательного давления, режим прерывистого вакуума в течение 5 минут на уровне 125 мм рт.ст., интервал 3 минуты. Затем лечение осуществляют в соответствии с динамикой раневого процесса. Способ обеспечивает формирование опороспособной культи стопы путем одномоментного удаления источника инфекции и создания условий для формирования костной мозоли, объединяющей кости предплюсны. 6 ил., 2 пр.
Patent RU-2740200-C1 (RU)
Inventor: Masgutova Viktoriya Arturovna
IPC: B01D5/00
Filed: 2019-12-02
Granted: 2021-01-12
Abstract: FIELD: machine building; technological processes. 
     SUBSTANCE: invention relates to fractionating apparatus and can be used in various industries. Disclosed is apparatus consisting of contact section with at least one stripped flow inlet branch pipe and unit of contact devices, stripping section with phase interface, horizontal tube bundle located below phase interface, and vertical partitions. During operation of the apparatus, a stripped stream (streams) is fed into the contact section, a single- or two-phase heat carrier is fed into the tube bundle, which is discharged from the opposite end of the tube bundle, stabilization gas is discharged from top of contact section, and stripped flow from bottom of annular space of evaporating section. 
     EFFECT: technical result is possibility of using two-phase heat carrier and reduced metal consumption. 
     1 cl, 1 dwg
Patent RU-2740206-C1 (RU)
Inventor: NYUMAN PITER KLARK
IPC: G02B27/58
Filed: 2019-01-14
Granted: 2021-01-12
Abstract: FIELD: image forming devices. 
     SUBSTANCE: system for forming images in structured illumination comprises a light emitter; a two-dimensional diffraction grating for diffracting light from a light emitter for projecting a first and a second plurality of interference bands oriented in a first direction on a sample plane, and second directions perpendicular to first direction on sample plane, and spatial filter for transmitting diffracted light received from two-dimensional diffraction grating in corresponding first or second direction, and light blocking in corresponding first or second direction. Spatial filter disk has a first plurality of openings and a second plurality of openings orthogonal to the first plurality of openings. 
     EFFECT: high speed, reliability and reproducibility of the system. 
     21 cl, 21 dwg
Patent RU-2726657-C1 (RU)
Title: Downhole filter
Inventor: BOLOTIN NIKOLAJ BORISOVICH
IPC: E21B43/08
Filed: 2020-02-05
Granted: 2020-07-15
Abstract: FIELD: oil and gas industry.SUBSTANCE: invention relates to oil and gas industry, particularly, to oil and gas filtration. Downhole filter comprises nipples and a filter element comprising stringers laid parallel to the axis of the downhole filter between the limiting rings and coils of the profiled wire wound thereon. Stringers are U-shaped cross-section, arranged radially and one their base is in contact with coils of profiled wire.EFFECT: reduced weight of the filter while maintaining strength.8 cl, 1 tbl, 14 dwg
Patent RU-2741715-C1 (RU)
Title: Method for prediction of formation of microvascular complications of type 2 diabetes mellitus
Inventor: Demicheva Tatyana Petrova
IPC: G01N33/48
Filed: 2020-03-20
Granted: 2021-01-28
Abstract: FIELD: medicine. 
     SUBSTANCE: invention refers to medicine, namely to endocrinology, and represents a method for prediction of formation of microvascular complications of type 2 diabetes mellitus using clinical-anamnestic and laboratory data. Patient to determine the age, duration of diabetes, creatinine, ACT, total cholesterol, glomerular filtration rate, the level of postprandial glucose, glycosylated hemoglobin (HbA 1 c), atherogenic index. If such factors as age over 57.7 years old, diabetes length of service more than 10.3 years, postprandial blood glucose level more than 7.9 mmol/l, total cholesterol content higher than 5.05 mmol/l, development of microvascular complication of type 2 diabetes is predicted in the form of diabetic retinopathy. If the factors are combined - age over 63 years old, diabetes length of service is more than 8 years, creatinine level is more than 94.17 mcm/l, glomerular filtration rate is lower than 77.4 ml/min/1.73 m 2 , glycated hemoglobin (HbA 1 c) above 9.58 %, the rate of atherogenic index above 3.7 % and ACT level over 21.4 U/l - predict the development of microvascular complications of type 2 diabetes in a diabetic nephropathy. 
     EFFECT: method enables higher accuracy of prediction of microvascular complications of type 2 diabetes by using significant diagnostic criteria. 
     1 cl, 2 tbl, 3 ex
Patent RU-2753559-C1 (RU)
Title: Air-purifying apparatus
Inventor: SOLA ENZO
IPC: F24F8/133
Filed: 2017-11-13
Granted: 2021-08-17
Abstract: FIELD: air purification. 
     SUBSTANCE: invention relates to a portable air-purifying apparatus, in particular, for premises inside buildings. The air-purifying apparatus (1) for purifying the air inside a building using a liquid (2) comprises a body (6) equipped with: an inlet part (6A) and an outlet part (6B) for air; an intermediate flushing chamber (6C) between said inlet part (6A) and said outlet part (6B) intended for passage of the air flow therethrough along a substantially horizontal main direction (D) of progression; and a liquid dispensing tool (5) located inside said washing chamber (6C) for dispensing said liquid (2) in form of drops at least partially in a counter-flow to said air flow, and further comprises a condensation control tool (80) configured to increase condensation of moisture contained in the air in said outlet part (6B) and downstream from said outlet part (6B) thereby reducing the humidity of the air exiting said apparatus (1). 
     EFFECT: invention provides an increase in the efficiency of elimination of pollutants present in the air subject to purification, production of a versatile purifying apparatus usable in environments inside building, improvement of the known air-purifying apparatuses. 
     12 cl, 8 dwg
Patent RU-2744791-C1 (RU)
Title: Strain asia-1 2356/14/2018 of the fmd virus aphtae epizooticae of asia-1 type for manufacture of biological products for the diagnosis and specific prevention of fmd type asia-1
Inventor: Lozovoj Dmitrij Anatolevich
IPC: C12N1/00
Filed: 2020-05-26
Granted: 2021-03-15
Abstract: FIELD: biotech. 
     SUBSTANCE: invention relates to a new strain of foot and mouth disease Aphtae epizooticae of Asia 1 type, Picornaviridae family, genus Aphthovirus, deposited in the collection of FSBI "ARRIAH" under registration number: No 176 - dep / 19-66 - GKShM FSBI "ARRIAH" strain Asia-1 No 2356 / 14/2018 of FMD virus. The presented strain is reproduced in continuous cultures of kidney cells of the Siberian mountain ibex (PSGK-30), in a continuous culture of pig kidney cells IB-RS-2 and in a continuous culture of kidney cells of the Syrian hamster BHK - 21, within 20-24 hours of incubation; virus yield, assessed by the cytopathic effect in these cell cultures, reaches values ​​from 5.25-7.00 lg TCD 50 /cm 3 , maintaining the original characteristics when passaged in cell cultures for 5-10 passages. EFFECT: presented strain can be used to control the antigenic activity of FMD vaccines and for the manufacture of biological products for the diagnosis and specific prevention of FMD of Asia 1 type. 
     1 cl, 1 dwg, 6 tbl