baber/WOPTO huggingface dataset:
Patent RU-2189352-C2 (RU)
Inventor: DESPANDE RAVINDA
IPC: B01J13/00
Filed: 1998-03-04
Granted: 2002-09-20
Abstract: FIELD: inorganic materials technology. SUBSTANCE: preparation involves bringing aqueous silicon dioxide system, pH>7.5, into contact with ion-exchange resin. The latter removes metal ions and replaces them with hydrogen ions until pH of the system drops below 5.0. Aqueous silicon dioxide system is completed by an organic liquid not leading to precipitation of silicon dioxide and a base is also added to adjust pH to 7.5. EFFECT: increased level of organic solvent and lowered alkali metal level in wet silica gel. 21 cl, 5 ex
Patent RU-2173133-C2 (RU)
Title: Композиция для применения в качестве адгезивной компоненты
IPC: A61K6/884
Filed: 1998-01-13
Granted: 2001-09-10
Abstract: Изобретение относится к медицине, а именно стоматологии. Композиция для применения в качестве адгезивной компоненты содержит уретанди(мет)акрилат, эфир ароматических три- или тетракарбоновых кислот с метакрилоилксигруппами или соответствующих ангидридов, летучий, смешиваемый с водой растворитель, фотоинициатор, а также стабилизатор, инициатор и светостабилизатор. Компоненты берут в определенном количественном соотношении. Композиция позволяет улучшить связывание синтетических материалов с твердой субстанцией зуба, с металлами и металлическими сплавами. 5 з.п. ф-лы, 4 табл.
Patent RU-2155119-C2 (RU)
Title: Method of treatment of part surfaces by flame spraying method
Inventor: KAZAKOV V M
IPC: B23K5/18
Filed: 1998-11-02
Granted: 2000-08-27
Abstract: FIELD: mechanical engineering. SUBSTANCE: metal to be applied is delivered in powder form through guide bushing of spray head by compressed air jet. Mixture is fed through union installed on guide bushing. Central channel is made in spray head for delivery of compressed air. EFFECT: provision of reconditioning and strengthening of part surfaces. 2 cl, 1 dwg
Patent RU-2197769-C2 (RU)
Title: High-speed and high-capacity mos transistor and its manufacturing process
Inventor: KIM KHJUN-SIK
IPC: H01L29/76
Filed: 1998-11-24
Granted: 2003-01-27
Abstract: FIELD: manufacture of semiconductor devices. SUBSTANCE: metal-oxide-semiconductor transistor has semiconductor substrate doped with impurity of first polarity of conductivity, gate insulating layer formed on semiconductor substrate, gate electrodes formed on gate insulating layer, and insulating layer formed by surface oxidation of gate electrode. First wafer is formed on side wall of gate electrodes and second one, on inclined side wall. First layer of low-concentration dope is formed at first depth from impurity of second polarity of conductivity implanted in semiconductor substrate near its surface so that it starts coming to naught at gate electrode edge. Second layer of medium-concentration dope is formed at second depth, that is deeper than first layer, from impurity of second polarity of conductivity implanted in semiconductor substrate near its surface. Third layer of higher-concentration dope formed at third depth encloses second layer of medium-concentration dope and is made from impurity of first polarity of conductivity implanted in semiconductor substrate near its surface so that it starts coming to naught at second wafer edge. EFFECT: enhanced speed and capacity of transistor; eliminated short-channel effect caused by miniaturization. 25 cl, 6 dwg
Patent RU-2156778-C2 (RU)
Title: Modified urea/formaldehyde resin production process
Inventor: BALAKIN V M
IPC: C08G12/40
Filed: 1998-12-01
Granted: 2000-09-27
Abstract: FIELD: polymer production. SUBSTANCE: resin is prepared by condensation of urea, formaldehyde, and modifying agent in media with variable acidity followed by after-condensation with additional portion of urea, cooling, and stabilization of resin. According to invention, modifying agent is tetrafunctional cyclic amide of formula I:   (I), which is added to reaction mixture after urea/formaldehyde condensation is completed in amount 0.0075 to 0.03 mol per 1 mol of urea. EFFECT: reduced toxicity of resin allowing fabrication of board material with formaldehyde emission not exceeding 5 mg/100 g. 3 cl, 1 tbl, 5 ex
Patent RU-2173754-C2 (RU)
IPC: E04H6/14
Filed: 1998-12-30
Granted: 2001-09-20
Abstract: FIELD: parking and storage of automobiles. SUBSTANCE: method involves parking automobiles in individual boxes arranged in multitier parking place and hauled within this place. Automobile being parked is mounted under own power on tray drawn out of box, then driver leaves the automobile. Automobile mounting tray is drawn into box. Box is lifted together with other boxes mounted on its top through height which is the total of box height and clearance size. At same time boxes in adjacent vertical row are lifted only through clearance size, top and bottom boxes being motionless in the process. Bottom box of second row is horizontally moved to free cell of first row; bottom cell of second row is released; other cells are occupied. Lower box of incomplete vertical row is moved down together with upper boxes through height equal to lifting height. At same time boxes in adjacent vertical complete row are slightly lowered down through size of clearance except for top and bottom ones which remain motionless. Upper box of vertical row is horizontally moved to upper cell of vertical row that has been freed thereby setting free upper cell of complete vertical row. Then procedure is repeated. EFFECT: enhanced efficiency of utilizing parking place area; enhanced reliability of parking place. 4 cl, 5 dwg
Patent RU-2218639-C2 (RU)
Title: Functional power supply unit of low-voltage electric distribution board
Inventor: POTONN E ZHAN-KRISTOF
IPC: H02B1/21
Filed: 1999-03-18
Granted: 2003-12-10
Abstract: FIELD: electrical engineering. SUBSTANCE: technical result of invention lies in implementation of power supply unit which assembly time and time of repair operations on live installation can be shortened. There is also provided possibility of its updating in various variants, fixed or detachable, separable or removable, with preservation of same height and width of installation. Power supply unit according to invention includes multipolar bus placed vertically and containing conducting strips of bus and mounting subassembly to support and connect electric device. Protective screen with holes is positioned on front edge of strips which have lengthened ends placed in parallel in vertical plane. Joining part with gripping contacts is located between protective screen to hook on corresponding phase strip of bus. Centering aid is implemented to position mounting subassembly on screen to level ends of conductors on strips of bus in direction perpendicular to joining part. EFFECT: shortened assembly time and time of repair operations. 5 cl, 12 dwg
Patent RU-2166986-C2 (RU)
Inventor: KESEL B A
IPC: B01F7/00
Filed: 1999-05-11
Granted: 2001-05-20
Abstract: FIELD: testing facilities. SUBSTANCE: proposed apparatus is designed for mixing of components in process of dispersing, homogenizing, pasteurizing and sterilizing of liquid media and carrying out noise chemical reactions. Apparatus has housing inside which rotor and stator with turbulizing members on surfaces pointed to each other are installed with clearance. Rotor consists of two parts split over axis of symmetry of diametric section in plane of rotation. Ring grooves on adjacent sides of butt-joining planes form resonance chamber. Ring grooves forming torus channel are made in rim parts of adjacent spaces of rotor halves. Torus channel accommodates flexibly damping ring. Brush seals are fitted in radial clearance between rotor and stator and housing. Turbulizing members are made in form of detachable rings with radial slots. Channels are made in hub part of rotor parallel to axis of rotation. These channels are designed to pass treated medium to rotor-stator radial zone far off from inlet of apparatus. Additional axial stage of screw pump in installed on rotor shaft from side of inlet branch pipe. Number of entries of pump screw blades is two, minimum. EFFECT: increased efficiency of treatment of liquid media owing to increased stability of characteristics of dispersed products. 4 cl, 1 dwg
Patent RU-2166219-C2 (RU)
Inventor: VARAKIN I N
IPC: H01G11/02
Filed: 1999-05-31
Granted: 2001-04-27
Abstract: FIELD: electrical engineering. SUBSTANCE: invention can be used in design of devices accumulating electric energy and can be employed in systems of emergency power supply operating under conditions of floating or compensation charge, for provision of uninterrupted power supply, for usage in periodically operating power sources, for instance, in wind power and solar power engineering, in devices accumulating energy of recuperative brake on transport, in the capacity of traction batteries on electric transport. Task solved by proposed capacitor with double electric layer lies in design of normally operating device with prolonged service life in combination with high specific energy and power. Technical result of proposed solution is achieved by development of capacitor with double electric layer incorporating molten electrolyte which is provided with thickening agent in accordance with invention. EFFECT: improved design of capacitor with prolonged service life and with high specific energy and power characteristics. 4 cl, 1 dwg, 1 tbl
Patent RU-2187830-C2 (RU)
Inventor: FEDOSENKO O F
IPC: G02B26/10
Filed: 1999-07-27
Granted: 2002-08-20
Abstract: FIELD: mechanical systems of laser ( beam ) play-back facilities. SUBSTANCE: invention refers to converters of electric oscillations of ultrasonic frequency to mechanical torsional vibrations of ultrasonic frequency of reflector. This single-coordinate scanning deflector has electric oscillations-to-longitudinal mechanical vibrations converter attached with one end to immobile base and with another end to concentrator of longitudinal mechanical vibrations, reflector, second electric oscillations-to-longitudinal mechanical vibrations converter attached with one end to second base and with another end to second concentrator of longitudinal mechanical vibrations. Both converters and both concentrators are positioned along common symmetry axis and are directed with vertexes one to another. Reflector is located between vertexes of concentrators. Reflection surface of reflector is located in plane passing through common symmetry axis. Reflector is joined to vertexes of concentrators through converters of longitudinal mechanical vibrations to torsional vibrations. EFFECT: enlarged scanning angle without deterioration of resolving power. 5 cl, 2 dwg
Patent RU-2192302-C2 (RU)
Title: Device and method of producing high vacuum in system with ultrahigh vacuum
Inventor: BENVENJUTI KRISTOFORO
IPC: C23C28/02
Filed: 1998-02-20
Granted: 2002-11-10
Abstract: FIELD: devices and methods of high vacuum production. SUBSTANCE: device has metal chamber capable of gas liberation from its surface which consists of coating applied to at least major part of metal wall surface forming chamber. Coating has at least one layer presenting nonevaporable getter applied to surface of metal wall. Applied to getter layer is at least one thin layer of at least one catalyst selected from group including ruthenium and/or rhodium, and/or palladium, and/or osmium, and/or iridium, and/or platinum, and/or alloy containing at least one of said metals. Method of production of high vacuum in system with ultrahigh vacuum is realized with use of catalyst in chamber formed by metal wall capable of gas liberation on its surface. At least one thin layer of nonevaporable getter is applied to at least major part of chamber wall surface. The at least one thin layer is applied of at least one catalyst presented by said metals or alloy to said getter layer. Chamber is connected with vacuum system and vacuum is produced with the help of system of pump evacuation. Use of given group of inventions allows reduction of degassing degree on surface of chamber walls and increase of efficiency of evacuation means. EFFECT: higher efficiency. 9 cl
Patent UA-57618-C2 (UA)
Title: Method for making metal profiled articles
IPC: B21B1/46
Filed: 1999-09-06
Abstract: The invention relates to a method for producing metal shapes with a partially or totally polygonal cross-section by means of continuous casting in a double-flanged wheel and continuous rolling using a series of at least 3 pairs of rollers with a peripheral flange, whereby said rollers are alternately horizontally and vertically disposed in a symmetrical position with respect to said shape. The inventive method is characterised in that the flanges of the first pairs of rollers are identical to those used to produce shapes with a circular cross-section; the last pair of rollers has flanges difining a section that corresponds substantially to that of the desired shape; the section formed by the grooves of the last pair of rollers has curve radiuses of between 1 and 5 mm at the highest points of the polygon; the sides of the polygon that are not parallel to the air gap pertaining to the last pair of rollers have a clearance angle of ½ - 3° in comparison with the corresponding sides of the section of the final shape. The invention can be used to produce copper or aluminum alloy shapes for drawing and/or subsequent redrawing.
Patent UA-26360-C2 (UA)
Inventor: MELNYKOVA OLENA PETRIVNA
Filed: 1995-05-31
Abstract: The invention relates to a method for receiving flame retardant. The method includes a phosphorus-containing component mixing and carbamide, alloying mixture, ageing melt at the melting temperature while mixing and cooling the received product. The monoammonium phosphate is used as a phosphorus-containing component, dibasic ammonium phosphate of its mixture to be mixed with carbamide in the dried condition in mass ratio (1 - 2,3) : 1, respectively, the water in amount of 3-5 mass % for dried components to the mixture is added, the alloying is carried out at a temperature of 120°C while ageing for 30-60 min. to receiving the product with the melting temperature lying in the interval of 102 - 106°C and the product is cooled while continuous mixing to its dispersion.
Patent UA-28009-C2 (UA)
Title: Fly-wheel with pair masses
IPC: F16F15/127
Filed: 1995-08-18
Abstract: Fly-wheel with double masses has two coaxial masses installed with possibility to turn one with respect to another and several hinge mechanisms connecting the masses. Each of mechanisms has first lever, this is hinged with axle to another mass, second lever, this is hinged with axle to another mass, and axle, this connects both levers by hinge. Hinge connection of lever to respective mass includes elastic means for control of mass turn with respect to each other.
Patent UA-41390-C2 (UA)
Title: refrigerating fluid composition for use in refrigerating unit and method for refrigeration
Inventor: YUDIN BORIS V
IPC: C09K5/04
Filed: 1995-01-09
Abstract: This invention relates to the mixed gaseous refrigerating fluid, in particular it relates to mixed refrigerating fluid for the use as substitute of existing chlorofluorohydrocarbon refrigerating fluid. A refrigeration fluid composition for use in the refrigerating unit consisting of a mixture (I) 43-83 molar % of tetrafluro ethane (R-134a); (II) 10-50 molar % of monochloro tetrafluro ethane (R-124) and (III) 4-11 molar % of n-butane.
Patent UA-48151-C2 (UA)
Title: Method of waste water purification and device for its implementation
IPC: B01D21/00
Filed: 1994-09-11
Abstract: A waste water purification process, in particular a continuous waste water purification process is disclosed, as well as a waste water purification plant system, in particular for continuous waste water purification. Waste water is purified in that an aerated mixture of waste water with activated sludge is degassed before being discharged into the secondary settling basin. The waste water purification system has a venting device (1) that connects the aerating container or a separate chamber thereof (7) to the secondary settling basin (10) or a separated chamber thereof (7). The venting device (1) is designed as a U-shaped tube. One of its branches forms the supply collecting pipe (2) and the second branch forms the discharge collecting pipe (3), whereas the section that interconnects its two top ends delimits the intermediate chamber (4) that contains a separate gas suction chamber (5).
Patent UA-61069-C2 (UA)
Title: 1(2h) quinolinecarbonic acid derivatives, a method for preparation thereof, a method for preparation of substances with antibiotic properties
IPC: C07F9/655
Filed: 1997-02-27
Abstract: Compounds of formula (I), wherein each of alc1, alc2 and alc3 which are the same or different, is an alkyl radical containing up to 8 carbon atoms, n is an integer from 0 to 8, and R1 and R2 are an O-alkyl radical containing up to 8 carbon atoms, or form a cyclic acetal together with the carbon atom to which they are attached, are disclosed. The compounds may be used in the preparation of substances suitable for preparing antibiotic substances. (I)
Patent UA-71020-C2 (UA)
Title: A method for the preparation of organyltrifluorosulfuranes
Inventor: SHERMOLOVYCH YURII HRYHOROVYCH
Filed: 2002-01-22
Abstract: A method for the preparation of different organyltrifluorosulfuranes of the general formula RSF3, where R denotes dialkylaminogroup, aromatic or heterocyclic radical, consists in the interaction of diamides of thiosulfinic acid, diaryldisulphides or diheteryldisulphides with chlorine in the presence of an excess of finely dispersed potassium chloride in acetonitrile at the temperature of 10-20°С. The optimal output of organyltrifluorosulfuranes is obtained at a molar ratio of reagents original substance: chlorine - 1:5. The output of dialkylaminotrifluorosulfurane is of 60-67 %, aryltrifluorosulfurane and heteroaryltrifluorosulfurane achieves 98 % counting upon the original disulphide.
Patent UA-88130-C2 (UA)
Title: Low-lipoxygenase 1 barley
Inventor: DOUMA ANNEKE C
IPC: C12N15/09
Filed: 2001-01-22
Abstract: Barley plants having reduced lipoxygenase-1 enzyme activity are provided, for example, barley plants expressing mutant LOX-1 protein. The barley plants of the invention arc useful in the production of plant products such as malt and brewed beverages, particularly beer, having increased stability and reduced T2N potential.
Patent RU-2189317-C2 (RU)
Inventor: KHEERTEN GEORG
IPC: B32B7/04
Filed: 2000-03-24
Granted: 2002-09-20
Abstract: Согласно изобретению сетки для армирования грунта имеют большую площадь поверхности и высокий предел прочности при растяжении, а также раскрыт способ и устройство для их изготовления и их использование в качестве дренажных и армирующих сеток и в качестве ограждений. Описывается способ непрерывного производства сеток для армирования грунта, которые имеют большую площадь поверхности и содержат термопластовые прутки, пересекающие друг друга и соединенные вместе сваркой в местах их пересечения друг с другом. В способе используют однослойные, однородные, молекулярно-ориентированные пластмассовые прутки с высоким пределом прочности при растяжении и, применяя вибрационную сварку, одновременно прерывисто сваривают их в множестве мест пересечения, расположенных позади и около друг друга. В этом способе используют новое устройство для вибрационной сварки, содержащее в зависимости от требуемой толщины, по меньшей мере, одно вибрационно-сварочное устройство, которое может быть применено для одновременной сварки, по меньшей мере, 100 мест пересечения, предпочтительно вплоть до 500 мест пересечения и до 8000 мест пересечений. Каждое вибрационно-сварочное устройство оснащено вибрационным столом с большой площадью поверхности. Технический результат способа и устройства по изобретению - создание сетки для армирования грунта для достижения удовлетворительной прочности соединения в сваренных местах пересечения пластмассовых прутков без придания значительной молекулярной ориентации 4 с. и 15 з.п.ф-лы.
Patent RU-2215573-C2 (RU)
Inventor: KLARK NEVILL
IPC: B01D17/00
Filed: 1998-08-27
Granted: 2003-11-10
Abstract: FIELD: preliminary mixing of materials before separation. SUBSTANCE: proposed method is used for mixing different materials when first material contains mixture of two or more heterogeneous components. Proposed method excludes forming of homogeneous mixture from two materials in hydraulic cyclone before separation of two heterogeneous components of first material. Device proposed for realization of this method includes hydraulic cyclone for aeration or saturation of flow with gas owing to which oleophilic or other admixtures contained in waste water in form of particles are entrapped by air or gas bubbles before separation of oil or other admixtures from water. Hydraulic cyclone is used as mixer. EFFECT: improved quality of separation; enhanced efficiency. 18 cl, 1 dwg
Patent RU-2189103-C2 (RU)
Title: Active filter of rectified-current variable component
Inventor: LOZINOVA N G
IPC: H02M1/15
Filed: 2000-04-21
Granted: 2002-09-10
Abstract: FIELD: electrical engineering. SUBSTANCE: active filter of rectified-current variable component designed for use in dc power transmission devices, electrified transport, industrial and special-purpose rectifiers has series-connected transistorized current amplifier and single-phase transformer operating jointly to ensure desired magnitude and polarity of current for correcting ac component of rectified current; current amplifier is also used to ensure desired output power. EFFECT: enhanced reliability. 1 dwg
Patent RU-2185009-C2 (RU)
Inventor: OSINTSEV S G
IPC: H01M10/54
Filed: 2000-06-06
Granted: 2002-07-10
Abstract: FIELD: electrical engineering; chemical-to-electrical energy converting devices. SUBSTANCE: method for reconditioning cells incorporated in storage battery involves predischarge of battery to 0.05 V followed by its charging to specified maximum; prior to discharging and charging the battery the latter is charged, its voltage is measured and compared with desired value; if battery has no shorted- out parts it is given one charge/discharge cycle by ac current of rated value at frequency of 20 kHz to 80 Hz whose time dependence is of sawtooth character which is, essentially, a dependence asymmetric relative to 0 V with charge-to-discharge portion ratio in charging being (20-4) : 1 and 1 : (20-4) in discharging, rise-time pulse amplitude exceeding mean value of charging current by 4-5 times; in case shorted-out components are found in battery, the latter should be given prior to its discharging and charging a multiple impact with aid of minimum 10 000 mcF capacitor charged to 25-60 V followed by charging the battery cells to rated value whereupon charge/discharge cycle of battery is made as described above repeating additional charge by equalizing current. Device implementing proposed method has power unit and charge/discharge unit connected to battery; charge/discharge unit is provided with master oscillator, current generator designed for battery charging and discharging, and also control and display unit; master oscillator is connected via control circuits to control and display unit and its output is connected to input of current generator whose output is connected to storage battery, the latter being also connected to control and display unit; newly introduced capacitor unit is provided with switch which functions to turn off voltage of 25-60 V from this capacitor unit and to connect it to storage battery. EFFECT: facilitated procedure, enhanced operating reliability. 2 cl, 4 dwg