baber/WOPTO huggingface dataset:
Patent RU-2086968-C1 (RU)
Title: Osmium-187 isotope recorder
Inventor: PETRIK VIKTOR I
IPC: G01R33/44
Filed: 1997-01-20
Granted: 1997-08-10
Abstract: FIELD: physicochemical analyses of materials; proximate inspection for osmium isotope tracer on equipment. SUBSTANCE: recorder has transmitter incorporating high-frequency oscillator of 107+-0.5 MHz and pulse shaper, inductance coils, and receiving circuit including local oscillator, mixer, detector, output amplifier-shaper, and inductor. Recorder also has synchronizer connected to pulse shaper and output amplifier-shaper. EFFECT: improved design. 5 cl, 1 dwg
Patent RU-2132030-C1 (RU)
Title: Heat-exchanger
Inventor: AVERKIEV L A
IPC: F28F9/26
Filed: 1997-06-04
Granted: 1999-06-20
Abstract: FIELD: heat exchangers, mainly gas-type water heaters; gas and liquid cooling devices. SUBSTANCE: heat exchanger has modules including pair of tube bunches; each bunch consists of at least two tubes with collectors at their ends; one collector is common; each module is connected in series with adjacent module by means of U-shaped tube; rectilinear sections of U-shaped tube are located in parallel with tubes of bunch. Besides that, U-shaped tube passes through common collectors of adjacent modules; additional tube is connected to inlet and/or outlet of extreme modules; additional tube is located in parallel with tubes of module passing through common collector of module. EFFECT: improved thermal characteristics of heat exchanger with no increase in its overall dimensions. 4 cl, 1 dwg
Patent RU-2137427-C1 (RU)
Inventor: BELJAEV M V
IPC: A61L27/06
Filed: 1997-07-16
Granted: 1999-09-20
Abstract: FIELD: medicine. SUBSTANCE: method involves applying clips on inconsistent veins. NiTi clips possessing shape memory properties are used. Threads are conducted under the veins in the regions of maximum dilatation and length of pathologically changed vein and tied on gauze ball. Threads are conducted in perpendicular to vein direction not more than 10-15 cm distant one from another. The threads are additionally tightened every 2-3 days. Tightening is carried out 4-5 mm apart from thread exit through the skin surface. The threads are tightened to reach complete subcutaneous intersection of a vein. Ostial valve being inconsistent, clips are set on the great subcutaneous vein ostium. In 1-2 days after clips being set and veins being sutured, the veins are subjected to sclerosis. 1.5% thrombovar solution is injected into varicose vein fragments. EFFECT: accelerated treatment course; improved cosmetic results. 3 cl, 1 dwg
Patent RU-2140548-C1 (RU)
Title: Internal combustion engine with pyramidal piston and method of compression of air-fuel mixture
Inventor: MOSKOVCHENKO A P
IPC: F02B33/22
Filed: 1997-08-28
Granted: 1999-10-27
Abstract: FIELD: mechanical engineering; internal combustion engines. SUBSTANCE: in proposed internal combustion engine two-cylinder pyramidal piston is used. Reduced diameter working piston is placed in corresponding cylinder whose working volume provides building of less than half-of required (designed) value of air-fuel mixture compression ratio in combustion chamber. Engine employs for its operation a new method of air-fuel mixture compression by piston placed in reduced diameter cylinder with reduced working volume and compressor used to build more than half of required (designed) value of air-fuel mixture compression ratio in combustion chamber and a new method of using high-pressure hot gases formed after ignition and combustion of compressed air-fuel mixture in combustion chamber. Hot gases act onto working piston in reduced volume of reduced diameter cylinder. Effective system of using high-pressure hot gases in reduced diameter cylinder with reduced working volume is employed as gas pressure drop in such cylinder par unit of path covered by piston on its way from TDC to BDC is less than that in standard engine. EFFECT: reduced fuel consumption. 3 cl, 2 dwg
Patent RU-2132013-C1 (RU)
Title: Pipe with inner protective coating
Inventor: RATANOV K A
IPC: F16L58/02
Filed: 1997-09-18
Granted: 1999-06-20
Abstract: FIELD: construction and repair of pipelines. SUBSTANCE: protective bushing is interference fitted on each end of pipe with inner protective coating and guard bushing is fitted in protective bushing. Thermal expansion coefficient of guard bushing is less than that of protective bushing. Service part of protective bushing is arranged outside guard bushing. At thermal expansion of pipes electric contact between pipe and protective bushing is preserved. EFFECT: enhanced corrosion protection of pipes. 2 cl, 1 dwg
Patent RU-2133300-C1 (RU)
Inventor: ANIKIN S K
IPC: C01G45/02
Filed: 1997-10-07
Granted: 1999-07-20
Abstract: FIELD: inorganic chemistry. SUBSTANCE: method comprises electrolysis of solution containing manganese sulfate and free sulfuric acid and treatment of manganese dioxide on completion of electrolysis by electrodialysis. EFFECT: increased catalytic activity of manganese dioxide. 3 ex, 1 tbl
Patent RU-2117353-C1 (RU)
Inventor: KHARSOV B A
IPC: H01H33/76
Filed: 1997-10-22
Granted: 1998-08-10
Abstract: FIELD: electrical engineering. SUBSTANCE: contactor has power contacts, main and auxiliary control windings, blowout coil, arcing contacts, and arc-control chamber with two poles and partitions. Surface area S p  of each pole is found from formula 1/5S ch < S p < 3/5S ch , where s ch  is area of side wall of chamber; clearance L cl  between adjacent partitions is to be found from formula L p > L cl > 1/3L p , where L p  is wall thickness of partition. EFFECT: improved efficiency of electric arc suppression during supply voltage fluctuations. 2 cl, 3 dwg
Patent RU-2119089-C1 (RU)
Title: Internal combustion engine electronic ignition device
Inventor: BUTORIN LEONID VASIL EVICH
IPC: F02P3/06
Filed: 1997-12-09
Granted: 1998-09-20
Abstract: FIELD: mechanical engineering; ignition systems. SUBSTANCE: device has input signal pickup and series- connected voltage converter, storage device, switching device and ignition coil, ignition control signal unit connected by its output to switching device input, input signal matching circuit connected between input signal pickup and ignition control signal shaping unit, oscillatory circuit through which storage device is recharged by ignition coil self-induction current and desired wavelength maintenance circuit. It has also output voltage stabilization circuit and circuit for stabilizing starting at ambient temperatures within -60 C and +125 C coupled with voltage converter. Desired wavelength maintenance circuit is placed between storage device and input of ignition control signal shaping unit. EFFECT: enhanced stability of spark discharge energy and reliability of sparking. 1 cl, 1 dwg
Patent RU-2129387-C1 (RU)
Inventor: BOBYLIN V V
IPC: A23C19/076
Filed: 1998-02-16
Granted: 1999-04-27
Abstract: Способ предназначен для использования в молочной промышленности. Зрелое или смесь свежего с добавлением 25 % зрелого молока пастеризуют, охлаждают до температуры заквашивания, вносят закваску, хлористый кальций, молокосвертывающий фермент. Полученную смесь вымешивают в течение 4-6 мин, свертывают в течение 40-60 мин. Затем проводят разрезку сгустка с получением частиц с размером граней 20 - 30 мм и вымешивают в течение 13-17 мин. Отбирают сыворотку, вносят поваренную соль, измельченный чеснок. В процессе формования добавляют зостерин, предварительно растворенный в пастеризованной и охлажденной воде. Это позволяет повысить качество, пищевую ценность продукта и лечебно-профилактические его свойства. 1 табл.
Patent RU-2142679-C1 (RU)
Title: High-frequency induction plasma generator
Inventor: SHAMIN V I
IPC: H05H1/46
Filed: 1998-04-10
Granted: 1999-12-10
Abstract: FIELD: plasma equipment, in particular, for chemistry and metallurgy. SUBSTANCE: spaces between water-cooled tubes are covered with insertions which are made from dielectric temperature-resistant material. Inductor embraces metal chamber, which is formed by tubes, and dielectric jacket, which separates metal chamber from inductor. Dielectric jacket is shaped by at least three layers. First layer is directed towards metal chamber and is made from epoxy compound with temperature-resistant dielectric hydrophilic filler. Second layer is made from silicon-organic compound. Third one is made from temperature-resistant dielectric hydrophilic fabric. Height of each layer of dielectric jacket is within range of 1.0-1.5 mm. EFFECT: elimination of electric discharges, increased stability and service life for several hundred hours, design without expensive materials. 2 cl, 1 dwg
Patent RU-2141179-C1 (RU)
Inventor: KHAGLEEV E P
IPC: H05B6/64
Filed: 1998-05-26
Granted: 1999-11-10
Abstract: FIELD: microwave equipment. SUBSTANCE: device has heat-insulated rectangular resonance chamber, rectangular waveguide with slotted input, units for blowing material subjected to drying with hot air, input and output rectangular quenching channels, infinite perforated radio transparent conveyor belt, which is mounted above multiple line system of metal tubes which are arranged in checkered order, filled with microwave absorbing liquid and are equipped with longitudinal cuts which planes as well as slotted input of rectangular waveguide are covered with radio transparent plates. Ends of tubes are joined by means of two collectors which are arranged in upward and downward movement of conveyor belt. One collector is connected to device which controls pressure. Circuit of multiple line system of metal tubes has circulatory pump. Resonance chamber is split into separate compartments by means of upper wall, which is transparent to radio waves, and lower wall. Said compartments are equipped with their inputs and outputs. EFFECT: increased consumption of microwave power without external source of hot air. 2 dwg
Patent RU-2140584-C1 (RU)
Inventor: KOLUBALIN A K
IPC: F15B15/16
Filed: 1998-08-07
Granted: 1999-10-27
Abstract: FIELD: cargo-hoisting machines, travelling cranes, lifting units for repair of oil and gas wells. SUBSTANCE: hydraulic cylinder has housing with two pairs of output working members located inside it; working members are made in form of plungers with bearing eyes. It is provided with thrust split rings locked by bearing guide rings. Inner plungers have open inner cavity. All plungers are provided with grooved beads where bearing guide rings are laid. Housing is made in form of pipe with bores and grooves where seals of outer plungers and thrust split rings are laid; they are used for connecting the outer plungers with housing. Bearing eyes are provided with beads for engagement of inner plungers with outer ones and with housing when plungers are retracted into housing. EFFECT: increased loading capacity of hydraulic cylinder; reduced expenses for manufacture. 1 dwg
Patent RU-2155640-C1 (RU)
Inventor: KOLYCHEV P I
IPC: B03B9/00
Filed: 1998-12-11
Granted: 2000-09-10
Abstract: FIELD: mining industry; applicable, particularly, in gold recovery from gold-containing ores. SUBSTANCE: complex includes the following components arranged along process route and interconnected by transportation facilities: crushing module, grinding module and module of centrifugal concentration made of centrifugal apparatuses of main and check concentration. Complex is provided with, at least, one short conical hydrocyclone. Centrifugal apparatuses of main concentration are communicated correspondingly; one apparatus is connected with sand branch pipe, and the other apparatus is connected through main concentration hydrocyclone with discharge branch pipe of short conical hydrocyclone. Centrifugal apparatus of check concentration has device for withdrawal of tailings of main concentration centrifugal apparatuses through check concentration hydrocyclone and battery of check concentration hydrocyclones. Sand branch pipe of check concentration hydrocyclone is communicated with mill of grinding module. EFFECT: provided stability of complex operation. 2 dwg
Patent RU-2144439-C1 (RU)
Title: Centrifugal spray injector
Inventor: AGREST L N
IPC: F23D11/04
Filed: 1998-12-28
Granted: 2000-01-20
Abstract: FIELD: heat-power engineering; injectors for spraying liquids; cooling towers and other industrial objects where spraying of water is required. SUBSTANCE: peripheral passages are inclined relative to longitudinal axis of injector at angle ranging from 5 to 30 deg; these passages are of varying section, or rectangular, or round, or oval at area reducing in way of motion of liquid; injector is also provided with spacer ring mounted between cylindrical insert and narrowing taper hole; supply pipe union and spacer ring partially cover cross sections of passages at inlets and outlets forming free flow sections; area of free flow section at inlet of each passage is equal to that at its outlet. EFFECT: improved quality of spraying; increased output of injector. 7 cl, 3 dwg
Patent RU-2147773-C1 (RU)
Title: Centrifugal injector of thermonuclear fuel particulates
Inventor: VINJAR I V
IPC: H05H1/22
Filed: 1998-12-25
Granted: 2000-04-20
Abstract: FIELD: controlled nuclear fusion for make-up systems of fusion reactors. SUBSTANCE: injector has fuel feed system , coolant feed system, rotor drive, high-vacuum chamber with particulate outlet pipe that accommodates extruder incorporating heat exchanger and fuel inlet pipe, extrusion head provided with through duct having inlet and outlet holes for fuel passage, rotor with shaped channel for accelerating particulates incorporating inlet and outlet sections, particulate cutting and feeding unit; inlet section of rotor shaped channel is located on axis of rotor revolution; in addition, center line of extrusion head duct in location of its outlet hole is aligned with rotor axis of revolution; particulate cutting and feeding unit has high-speed particulate evaporator or gas supply valve. EFFECT: improved reliability of escape of non-failed particulates from injector chamber. 3 cl, 3 dwg
Patent RU-2141105-C1 (RU)
Inventor: VAL SHIN R R
IPC: G01N1/10
Filed: 1999-01-26
Granted: 1999-11-10
Abstract: FIELD: examination and analysis of materials. SUBSTANCE: device has sampler positioned in pipeline with sampling hole opposite to flow. Device includes outlet assembly arranged on top, on horizontal or inclined section of pipeline. Sampler is made as tube with sampling hole on side surface. Average value of tube wall thickness on side of hole does not increase from point of sampling tube arrangement in pipeline, and it is not more than 5 mm. Sampling hole is determined by equations by means of width B j  at distance H j  from pipeline generating line positioned from diametrically opposite side relative to outlet assembly. parameters B j  and H j  are determined by equations with i varying from 1 to 9 for continuous and discrete sampling holes. Sampling hole width is monotone function and is selected to be not less than  , where G=9 mm; D nom   o =100 mm. Permissible deviation of hole width from the rated one is not over 0.2 mm, distance H j  does exceed 10 mm, rounding radius of sampling hole pointed sections is from 0 to 5 mm. Lower end of tube carries stabilizer, width X n  of which at distance Y n  from lower boundary of hole is determined by rated formula. Value Y n  is also found from rated formula. Deviation of parameters X n ,Y n  from rated values does not exceed 5 mm. Device allows accurate quantitative and qualitative accounts of liquid pumped through pipelines. EFFECT: true sampling. 6 tbl, 4 dwg
Patent RU-2142927-C1 (RU)
Title: Method of production of phosphate fertilizer
Inventor: AL MUKHAMETOV I A
IPC: C05B11/00
Filed: 1999-04-08
Granted: 1999-12-20
Abstract: FIELD: methods of production of fertilizers from lean phosphate raw materials with considerable content of impurities and suitable for various types of soils and for various crops. SUBSTANCE: method mixing of phosphate raw material with mineral acid and recycle, pelletizing of product and subsequent maturation and drying of product. Phosphate raw material is preliminarily moistened up to moisture content of 6-9%, mixed with mineral acid to obtain in pulp of calcium monophosphate- calcium diphosphate ratio of 1-4, added with recycle in amount required for attaining moisture content in pelletized mixture of 7-11%. Mineral acid is taken in form of, either, phosphoric, or its mixture with sulfuric acid. At stage of mixing, introduced into reaction mass are components containing microelements. EFFECT: prolonged action of produced fertilizers, provision of definite citric-soluble P 2 O 5 -aqueous P 2 O 5  ratio, and increased strength of produced pellets. 3 cl
Patent RU-2156647-C1 (RU)
Inventor: TARSHIS M JU
IPC: B01F29/60
Filed: 1999-04-07
Granted: 2000-09-27
Abstract: FIELD: agricultural production; building material industry; pharmaceutical industry. SUBSTANCE: mixer has flexible drum, endless band embracing this drum and positioned on rollers, dosing device for loose material, feeder for delivery of adhesive component, and drive. It is provided with endless band mounted for rotation about drum axis. One of endless band rollers is coupled to drive by means of planetary gear. EFFECT: simple construction, enhanced efficiency. 3 dwg
Patent RU-2152453-C1 (RU)
Title: Process of chemical and thermal treatment of internal surfaces of pipes in melt of cyanates and gear for its implementation
Inventor: KLIMOV V P
IPC: C23C8/56
Filed: 1999-04-20
Granted: 2000-07-10
Abstract: FIELD: chemical and thermal treatment of pipes. SUBSTANCE: process of chemical and thermal treatment of internal surfaces of pipes consists in placement of pipe into bath with melt of cyanates preheated to 200-250 C by means of external source and in keeping it under high-temperature tampering with constant blow-through of melt with oxidizing gas and circulation of melt through space of pipe. Gear for implementation of process has electric muffle furnace and two furnaces-baths to melt cyanates mounted on rocking platform for interconnection by system of communicating vessels with the aid of treated pipe. EFFECT: decreased usage of metal and electric energy, improved uniformity of treatment of pipe over its length with carbonization of internal surface. 2 cl, 1 dwg
Patent RU-2152363-C1 (RU)
Title: Raw concentrate for manufacturing glass and ceramics, and method of preparation thereof
Inventor: MOLCHANOV V N
IPC: C03C1/02
Filed: 1999-06-18
Granted: 2000-07-10
Abstract: FIELD: glass and ceramic industries, more particularly replacement of calcined soda and potash during cooking of glass. SUBSTANCE: raw concentrate comprises granules including silica particles coated with sodium and potassium silicates. Density of concentrate in 0.8-0.95 g/cm. Granule size is not greater than 0.2 mm. Concentrate is prepared by mixing silica with potassium and sodium hydroxides at ratio thereof (3-4):1, by evaporation of mixture at 100-200 C and maintenance for 1-1.5 h. Heat treatment is then carried out 350-550 C. EFFECT: accelerated processes of cooking and clarification of glass compound and increased specific volume thereof. 5 cl, 4 dwg
Patent RU-2149507-C1 (RU)
Title: Satellite regional communication system using elliptical orbits
Inventor: DONIANTS V N
IPC: H04B7/185
Filed: 1999-06-29
Granted: 2000-05-20
Abstract: FIELD: satellite communications engineering. SUBSTANCE: system has at least three artificial Earth satellites placed in their respective elliptical orbits and net of ground stations. Orbits of all satellites have similar orbital period T found from equation T = t/N, where t is day-and-night period; N is total number of satellites in system, and similar inclination of orbit plane to equator plane which is, in effect, equal to critical value; pericenter of each orbit is in hemisphere opposite to service area. Actually proposed system has six artificial Earth satellites; orbital period is chosen from mentioned equation; inclination of orbit plane of each satellite to equator plane is, in effect, about 63.4 deg (i ≈ 63,4 o ); artificial satellites placed in adjacent orbits are arranged so that all of them reach orbital pericenter point at shift of half or one third of orbital period relative to each other. EFFECT: improved stability of communications among ground stations in chosen region including Russian territory; reduced cost. 3 cl, 9 dwg, 4 tbl
Patent RU-2148739-C1 (RU)
Title: Friction centrigugal clutch
Inventor: BAKHOLDIN A M
IPC: F16D13/34
Filed: 1999-07-14
Granted: 2000-05-10
Abstract: FIELD: mechanical engineering; devices for transmission of torque from drive shaft to driven shaft. SUBSTANCE: friction centrifugal clutch consists of drive clutch member 1 and driven clutch member 2 with friction taper members 3 and 4, centrifugal weights 5 with rods 6 and 7, bush 8 with flange, locking nut 9 and sleeve 10 fitted on driven shaft 11. Driven clutch member is provided with centering projection 12. Centrifugal weights 5 are articulated to drive clutch member 1 and bush 8 by means of rods 6 and 7 in such way that angle α, formed by rods 6 and 7 is lesser than 180 deg when at rest. Bush 8 with flange is free to rotate relative to driven clutch member 2; it is pressed to friction surface A of driven clutch member 2 at all times by means of locking nut 9 which limits axial motion of bush 8 with flange. Magnitude of angle α which is lesser than 180 deg is obtained due to limitation of axial motion of driven clutch member 2 by sleeve 10. EFFECT: simplification of construction; enhanced operational reliability; increased torque being transmitted. 1 dwg
Patent RU-2159063-C1 (RU)
Title: Method of preparation of citrus fruits for juice extraction
Inventor: KVASENKOV O I
IPC: A23L2/52
Filed: 1999-08-25
Granted: 2000-11-20
Abstract: FIELD: juice production technology. SUBSTANCE: citrus fruits are extracted with nonpolar liquefied gas removal of bitter substances. Dry of PYTHIUM CATENULATUM microorganisms is extracted with nonpolar liquefied gas. Micelle is separated and directed for impregnation of extracted fruits. Impregnation is preformed at pressure above atmospheric one for 2-5 h. Then, pressure is released to atmospheric one at rate to ensure freezing of fruits. EFFECT: higher resistance of juice to microbial damage. 1 ex
Patent RU-2165983-C1 (RU)
Title: Шиберный клапан доменных воздухонагревателей
Inventor: MINTAKHANOV M A
IPC: C21B9/12
Filed: 1999-10-22
Granted: 2001-04-27
Abstract: Изобретение относится к черной металлургии и касается оборудования воздухонагревателей доменных печей. Шиберный клапан доменных воздухонагревателей содержит охлаждаемый запорный диск и футерованный корпус с образующими между ними канал для запорного диска кольцевыми упорами. Упор, расположенный со стороны подводящего воздухопровода, выполнен охлаждаемым с нанесенной по его внутреннему диаметру футеровкой в виде диффузора. Упор, расположенный со стороны отводящего воздухопровода, выполнен полностью из огнеупорного материала с внутренним сечением в виде диффузора, наименьший внутренний диаметр которого равен 1,03 - 1,05 наименьшего внутреннего диаметра охлаждаемого кольцевого упора, равного внутреннему диаметру подводящего воздухопровода. Отношение величины Н глубин канала со стороны охлаждаемого упора к величине h глубины канала со стороны упора из огнеупорного материала равно 1,2 -1,3. Образующая внутренней поверхности диффузора охлаждаемого упора параллельна образующей внутренней поверхности упора из огнеупорного материала. Использование изобретения увеличивает срок службы шиберных клапанов. 1 ил.