baber/WOPTO huggingface dataset:
Patent RU-94028185-A (RU)
Inventor: TERENT EV S V
IPC: E21B33/12
Filed: 1994-07-26
Abstract: FIELD: mining industry. SUBSTANCE: invention can be used for isolation of pools while fixing oil and gas wells. Invention is meant for provision of multiple feed of fluid to sealing element of packer, for provision of controlled feed of fluid to sealing element of packer, for prevention of sufficient increase of usage of metal and of labour input for manufacture of packer. Device feeding fluid to sealing element of packer includes case-branch pipe with cylindrical cavity made in its wall filled with fluid and two holes displaced with reference to each other along axis of cavity of case to communicate the latter with sealing element (hole) and axial duct of packer (hole) provided with checking spring, differential slide valve with guiding-shutting ring and composite limiter of movements of slide valve which incorporates sector circular insert embraced by elastic or spring band mounted between ring rests (rest ring and ring rest collar) limiting its axial movement and put on seat which is in axial interaction with valve. Given slide valve is mounted in cylindrical cavity between holes for their intercommunication with axial movement. Device is fitted with additional spring interacting with guiding-shutting ring mounted for movement and rest element. Rigidity of additional spring located between guiding-shutting ring 6 and rest element is greater than rigidity of checking spring. Apart from this rest element is mounted for movement and is connected to case-branch pipe by means of thread with the aid of nut. According to additional version of device slide valve is manufactured in the form of two differential heads of different diameters made fast in opposition. Head having bigger diameter is installed between mentioned holes, head of smaller diameter is located between hole (to communicate cylindrical cavity with axial duct of packer) and additional outer hole made in case-branch pipe. EFFECT: higher efficiency. 3 cl, 5 dwg
Patent RU-94031055-A (RU)
Inventor: VILENKIN JU B
IPC: A63J17/00
Filed: 1994-08-18
Abstract: FIELD: illuminated music, in particular, equipment for show and dancing halls as well as for recorders or any sound-reproducing units. SUBSTANCE: apparatus has unit for determining current value of frequency, peak detector, unit for coding of frequency current value, illumination source control unit and illumination lamps. Peak detector is connected with first input of coding unit, whose outputs are connected with inputs of illumination lamp control unit. Apparatus is further provided with correcting filter, whose frequency characteristic has rise at high frequency range. Correcting filter is switched between input of unit for determining frequency current value and second input of current frequency coding unit. EFFECT: increased perceptive effect by providing reaction of apparatus to melody variations of audio signal more pleasant for audience.
Patent RU-94032642-A (RU)
Inventor: KONDRATJUK A T
IPC: E21B43/20
Filed: 1994-09-08
Abstract: FIELD: oil industry. SUBSTANCE: this method may find use when exploiting inhomogeneous oil field at late stage. Method of exploitation of inhomogeneous oil field includes pumping of working agent through injection holes, extraction of oil through production wells and stopping of production wells with ultimate water content of extracted product. In compliance with invention in field there are selected sections located within zone of influence of injection holes supplied from one source of working agent, low-discharge production wells and injection holes with high and low acceptance characteristic are selected, seam pressure in low discharge production wells is decreased by 20-45%, injection holes with high acceptance characteristic are stopped and pumping pressure in injection holes with low acceptance characteristic is increased by 10-20% with preservation of relation of volumes of pumping and extraction within limits of developed section. Production cells with ultimate water content in extracted product can be stopped for 5-7 months or exploited for 5-7 months under cyclic mode: 0.5-1.0 month of stopping and 0.5-1.0 month of exploitation. EFFECT: increased oil output of field.
Patent RU-94036273-A (RU)
Inventor: ABRAMOV G V
IPC: H01L21/312
Filed: 1994-09-19
Abstract: FIELD: semiconductor engineering; deposition of coats (such as photoresist) on plates. SUBSTANCE: upon deposition of metered portion of solution on plate rotating at speed of 5000-7000 rpm and coating of plate entire surface with solution, uniform layer is formed for 10-15 s while varying plate speed according to law: ω=A/t, where t is time from beginning of deposition; w is angular velocity of plate; A is experimental constant depending on physical properties of photoresist (viscosity, etc.). Irregularity of layer obtained by this method is 9-10% lower. EFFECT: improved uniformity of layer obtained.
Patent RU-94038116-A (RU)
Inventor: FEDOTOV V P
IPC: C08L27/06
Filed: 1994-10-10
Abstract: FIELD: chemistry of polymers. SUBSTANCE: modifying agent based on chlorinated polyethylene is synthesized by polyethylene chlorination in an aqueous phase in the presence of agglomeration inhibitor and chlorine dosage at 20-120 C. Suspension polyvinyl chloride is used as an agglomeration inhibitor at amount 40-80% of polyethylene mass. Synthesized modifying agent is a mixture of chlorinated polyethylene and chlorinated polyvinyl chloride containing 25-37 wt. -% chlorinated polyvinyl chloride. Modifying agent is added to the composition of nonplasticized composition based on polyvinyl chloride and material is obtained that exhibits dynamic thermostability 38-42 min, impact viscosity (with cutting) - 10-12 kgf x cm, rupture strength - 1410-1590 bending cycles by 180 angle degrees up to sample destruction. EFFECT: enhanced quality and properties of material.
Patent RU-94039989-A (RU)
Inventor: MIROSHNIKOV A I
IPC: B01J20/22
Filed: 1994-10-26
Abstract: FIELD: biotechnology. SUBSTANCE: biosorbents with polyampholyte properties, which may be used for removing from solutions radionuclides and heavy metal ions both in cathionic and anionic form, are prepared by preliminarily heat treating biomass to 5-30% loss in dry substance weight followed by treatment with 0.1-1.25 N alkali solution until coloring of solution is disappeared. EFFECT: improved process.
Patent RU-94042680-A (RU)
Inventor: PEREVERZEVA G M
IPC: H01J29/20
Filed: 1994-11-30
Abstract: FIELD: luminescent compositions. SUBSTANCE: luminophore based on YO: Eu and activated by Tb or Pr has Ge, Ga, In at the following ratio of components, wt.-%: Eu 3.5-6; Tb 0.005-0.008; Pr 0.004-0.008; Ge 0.025-0.15; Ga 0.015-0.1; In 0.01-0.05, and YO- the rest. Properties: brightness is 105-110 rel. U; chromaticity coordinates: x = 0.635-0.647, y = 0.347-0.359. EFFECT: enhanced quality of luminophore. 6 ex
Patent RU-94043448-A (RU)
Inventor: NAGAJTSEV V F
IPC: B23C5/08
Filed: 1994-12-09
Abstract: FIELD: mechanical engineering. SUBSTANCE: milling cutter is provided with a chip groove which breaks partway a chip when its spiral shape goes into elliptic shape, auxiliary screw which additionally locks the wedge with the cutting plate (knife), adjusting screw, special hollow (groove) for setting the head of the screw for adjusting the blade, step inner opening in the cutter housing, and cutting plates. EFFECT: enhanced efficiency.
Patent RU-94044780-A (RU)
Inventor: PETRJAEV G V
IPC: H04B7/14
Filed: 1994-12-20
Abstract: FIELD: communication. SUBSTANCE: in agreement with proposed method of provision of duplex communication between two relay stations each relay station emits in direction of adjacent relay station and receives from it SHF signal-information carrier on one and same carrier frequency with separation of emission and reception in time given relay station with time-division multiplex of channels. In this case first relay station ensures time shift of start of discritization period of received signal relative to start of discritization period of emitted signal. Device for implementation of method presents system of duplex radio communication of two relay stations. Each relay station includes multiplexing equipment, AND gate, transmitter of channel separation-band-pass filter, change-over switch "reception-transmission", transmitter protection unit and aerial connected in series. Second separation-band-pass filter and transmitter connected in series are placed between aerial output and input of unit of synchronization of multiplexing equipment. Former of modulation pulses which second input is coupled to output of unit of synchronization of multiplexing equipment and inverter which input is tied up with second input of AND gate connected in series are placed between output of synchronization pulse generator of multiplexing equipment and controlling input of change-over switch "reception-transmission" with transmitter protection unit. Apart from mentioned selector of synchronization pulses, device of delay measurement which second input is integrated with input of former of modulation pulses and device controlling discritization period connected in series are placed between output of receiver and second input of unit of synchronization of multiplexing equipment at first relay station. Second output of device of delay measurement is connected to second input of former of modulation pulses. EFFECT: enhanced provision for duplex communication between adjacent relay stations.
Patent RU-94046187-A (RU)
Inventor: DEHN MERRITT
IPC: F02B1/04
Filed: 1993-06-25
Abstract: FIELD: engine engineering. SUBSTANCE: internal combustion engine has first and second cylinders 12 and 14. The working space of first cylinder 12 is greater than that of second cylinder 14. Second cylinder 14 is formed in the bottom of the first cylinder. The first and second pistons 16 and 18 can reciprocate inside first and second cylinders 12 and 14, respectively. Second cylinder 18 is made up as a step on the bottom of first piston 16. The first cylinder has inlet passageway 25 for air and outlet passageway 27 whereas first fuel source 34 supplies fuel to the second cylinder. The second piston has bottom 35 which is at a distance from the bottom of the first piston, connected to it, and provided with edge 37 the thickness of which is less in the axial direction than the distance between the bottom of the first and the second pistons. This defines the combustion space between the bottoms of the pistons and side wall of the second cylinder when the pistons are in the bottom dead center.. The combustion space is in communication with cylinders 12 and 14 during a portion of the working stroke. EFFECT: enhanced efficiency.
Patent RU-95100488-A (RU)
Inventor: PANTUKH B I
IPC: C08G8/24
Filed: 1995-01-11
Abstract: FIELD: production of phenol amine compounds. SUBSTANCE: intermediate fraction ("ortho-fraction") of isolation of 2,6-di-tert-butyl phenol which contains 10-25 mass % of phenol 10-25, 15-30 mass % of 2,6-di-tert-butyl phenol and 2-tert-butyl phenol is used as origin substituted phenols. Said fraction is affected by rectification, the process is carried out in the presence of 2,4-di-tert-butyl phenol (its quantity being 15-30 mass %), mass ratio of hexamethylene tetramine and said "ortho-fraction" being 1-6.5-7.5. EFFECT: decreases cost of desired product.
Patent RU-95100891-A (RU)
Inventor: DUDIN A T
IPC: F02B75/18
Filed: 1995-01-20
Abstract: FIELD: engine engineering. SUBSTANCE: alternate pistons are connected to two different movable rods connected to opposite crankpins of one of the crankshafts. This allows the baffles to be removed inside the cylinder bank. The combustion chambers are formed between the opposite pistons. Due to the system of supercharging with a control valve or valve with forced opening and closing the engine may be transformed from four-stroke engine to two-stroke one. EFFECT: expanded functional capabilities.
Patent RU-95101201-A (RU)
Inventor: ALEKSEEV V M
IPC: F42B10/48
Filed: 1995-01-23
Abstract: FIELD: burners used mainly in domestic gas cockers. SUBSTANCE: gas burner has burner body 1 with shaped catches, mixer 2, flanging head 5, abutments 6,7 and gas nozzle 8 with fastener 9. Burner body 1 is stamped of a metal sheet blank in the form of a plate with stiffening ribs 10, 11, has shaped catches and gas nozzle fastener 9 in the form of stamped half-rings 12, 13, 14 staggered on both sides of the plate to serve as a base for mixer 2 on its bearing tapered part 4. Abutments 6,7 of flat stampings located in the plate plane. EFFECT: improved design. 5 dwg
Patent RU-95101394-A (RU)
Inventor: SHAPOSHNIK V N
IPC: A61H23/02
Filed: 1995-02-02
Abstract: FIELD: medical engineering. SUBSTANCE: device has casing with electromotor and crank mechanism placed inside, shaft which axle is shifted for 1-6 mm with respect to its geometrical center, counterweights, two rolling-contact bearings in the connecting rod. The connecting rod has vibration extension piece connected to it with through rubber foundation. EFFECT: enhanced effectiveness in executing massage. 5 cl, 2 dwg
Patent RU-95102723-A (RU)
Inventor: IL JUSHA A V
IPC: E21B43/295
Filed: 1995-02-24
Abstract: FIELD: fuel-and-energy complex, particular, coal industry and power engineering; applicable in winning of coal seams with simultaneous production of electricity. SUBSTANCE: the method of working of coal seams includes in-seam processing of coal into water synthetic gas or occasional supply to gasification channel, after its advance, of dry saturated or superheated water steam with temperature below the temperature of intensive formation of phenols and other high-molecular toxic substances, and heat content of steam supplied to coal seam for coal gasification is maintained at the level exceeding the heat effect of endothermic reaction of steam reduction by carbon. Distinguishing feature of the offered complex of equipment is availability of autonomous generator of dry saturated or superheated steam connected by one or another manner with pipelines of column-thermosteam-gas generator in the seam. EFFECT: higher economic efficiency and ecological cleanness of working of coal deposits. 2 cl, 2 dwg
Patent RU-95104671-A (RU)
Inventor: NEGANOV M G
IPC: A23G3/00
Filed: 1995-03-24
Abstract: FIELD: confectionery producing industry. SUBSTANCE: to produce high-quality sweets with long storage period without exfoliation of their structure it is necessary first to prepare milky mass of granulated sugar, condensed milk, alcohol-containing flavoring agent, namely cognac and spirit. At the same time being prepared is whipped mass of sugar-treacle-agar syrup, condensed milk, butter, egg-white, citric acid, and almond essence. Then sweet mass is cast, produced sweet bodies are subjected to icing with chocolate ice. Relation between whipped and milky massy can be equal to 3:4 - 2.5:3.5. Composition for producing double-layer sweets has following components, %, whipped mass: sugar-treacle syrup - 17-19; agar - 0.15-0.153; egg-white - 1.95-1.97; condensed milk - 3.36-3.4; butter - 7.0-7.1; citric acid - 0.07-0.071; almond essence - 0.028-0.029; milky mass: granulated sugar - 16.3-16.34; condensed milk - 27.3-27.4; cognac - 1.7-1.8; spirit - 0.82-0.823; chocolate ice - the balance for 100%. EFFECT: high efficiency.
Patent RU-95104917-A (RU)
Inventor: KHUDJAKOV A I
IPC: F28D9/00
Filed: 1995-03-27
Abstract: FIELD: heat exchange apparatus. SUBSTANCE: heat exchanger contains working members with inner chamber connected to flow section of first heat transfer agent and provided with corrugated heat-exchange surface and header edges; tube sheets with holes where working members are mounted by their header edges; end shields forming the headers for supply and discharge of first heat transfer agent together with tube sheets. Each working member is made of two plates connected over outer edges and located in one plane. Heat exchange surfaces of plates are formed by curvilinear crossing corrugations; header edges are located at a distance of 0.3-1 of corrugation height from plane of outer edges. Header edges are located symmetrically relative to plane of symmetry of plane. Total width of header edges is less than or equal to width of plates. Working members are connected in tube sheet forming clearance between them by the second heat transfer agent equal to 0.5-6 of height of corrugation. Outer edges of plates of each working member are interconnected on side of supply and discharge of first heat transfer agent. Plate is secured to outer edges of end plates of working members on side of supply and discharge of first heat transfer agent. Plates of working members are provided with extrusions which are engageable between each other forming fins located in flow section of first heat transfer agent. Headers are provided with deflectors forming turning chambers for successive and/or parallel connection of working members. EFFECT: enhanced efficiency.
Patent RU-95105395-A (RU)
Inventor: EVDOKIMOV M G
IPC: F03B13/12
Filed: 1995-04-10
Abstract: FIELD: hydroelectric power engineering; conversion of kinetic energy of waves into pneumatic energy. SUBSTANCE: wave-energy pumped storage plant has at least one hollow cylinder 1, air duct 2, and receiver 3. Hollow cylinder 1 is open at bottom part and partially immersed in water with a certain inclination towards incoming wave; contraction is provided in top part of cylinder, such as conical one 4 that turns into pipe. Plant power can be raised by using many cylinders 1 combined into units and arrays. Air duct 2 is set of pipes incorporating built-in check valves 7, 8, 9 that function to ensure unidirectional flow of air from atmosphere to receiver. Receiver 3 is hollow vessel of any shape incorporating built-in safety valve, distribution cock 19, and drain cock 17. Plant has no moving parts; force height, and intensity of incoming wave are used as working medium and pump; wave splash compresses air in top part of cylinder, such as in conical contraction, and kinetic energy of wave is converter into that of compressed air (into pneumatic energy). The latter is conveyed over air duct 2 to receiver 3 wherein it is stored for further use in industry. Plant may be used for pumping chemically and other media from tanks, tankers and for accumulating these media with water surface. EFFECT: simplified design due to elimination of moving parts; improved power capacity of plant.
Patent RU-95107822-A (RU)
Inventor: BIKBOV A I KZ
IPC: F42D1/06
Filed: 1995-05-15
Abstract: FIELD: mining art, blasting operations at mining enterprises. SUBSTANCE: device for charging of flooded wells in a hose film, in which the explosive dry and liquid phases are mixed, i.e. a homogeneous suspension with a good fluidity is obtained, which then is fed to a polyethylene hose, filling it from the bottom upwards, displacing water from the well. EFFECT: enhanced efficiency.
Patent RU-95108566-A (RU)
Inventor: JAZYKOV N A
IPC: F23C10/01
Filed: 1995-05-30
Abstract: FIELD: burning of gaseous, liquid and solid fuels for heating liquids, gases and solids; decontamination of gaseous, liquid and solid wastes by burning; oxidation of ammonia; production of formaldehyde by partial oxidation of methane, etc. SUBSTANCE: method consists in performing exothermic catalytic reactions with catalyst made in the form of low-volume checker located in reactor with fluidized layer of particles of solid dispersed heat-transfer agent. Catalytically active checker is made in the form of immovable block whose members are made in the form of Rashig rings. Catalytically active checker has catalyst corresponding to catalytic process to be conducted; starting substances for proceeding of process are delivered to fluidized layer of inert heat-transfer agent in gaseous, liquid of solid state. Solid dispersed material at melting point above temperature of process is used as inert heat-transfer agent. EFFECT: avoidance of expensive spherical catalyst at retained high efficiency of catalytic process; increased service life of catalyst by 50 to 100 times. 4 cl
Patent RU-95110057-A (RU)
Inventor: EHVAL D FOJERSHTAKE
IPC: F27B3/08
Filed: 1993-10-25
Abstract: FIELD: method of scrap melting in closed, DC shaft furnace, and arc furnace for embodiment of the method. SUBSTANCE: method of scrap melting includes loading of scrap in form of circular surface on the furnace head ring. Hot gases coming toward lowering scrap are sucked off below the zone of scrap loading from cylindrical outer wall of scrap column, inner free surface of the annular flat section is reduced before the scrap reaches the melting zone, and in melting zone in the center of flat section the scrap is exposed to the arc effect. Arc furnace is made so that cathode 21 is held by electrode holder 30, made in form of tube 31 located concentrically to the middle axis 1 of furnace well. Tube 31 has conical narrowing part 34 on its head end and rests on the base by means of cantilever 32 on shaft 11. Head 10 of shaft furnace has duct 19 embracing shaft 11. EFFECT: higher efficiency. 1 dwg
Patent TW-200407132-A (TW)
Title: Process for producing 1-H-1,2,4-triazole-3-carboxylic acid ester
Inventor: SHIMIZU SUMIO
IPC: C07D249/14
Filed: 2002-11-14
Abstract: This invention provides a novel process for producing a 1-H-1,2,4-triazole-3-carboxylic acid ester (compound I-1). The compound I-1 is obtained from deaminating 5-amino-1,2,4-triazole-3-carboxylic acid (compound I-2) and halogenating the deaminated acid to obtain an acid chloride before esterification or from esterifying and then deaminating the compound I-2; or from subjecting ethyl-β-formyloxalylamidrazone to ring closure with the aid of a trialkyl orthoester and an acid. The compound I-1 is an intermediate for the synthesis of a compound I-13 (1-substituted furan-3-hydroxy-3-1,2,4-triazole propenone, which has anti-HIV activity; the process is hence extremely useful.
Patent TW-200300655-A (TW)
Title: Bacillus sp. D747 strain, agent for controlling plant diseases and agent for controlling Pests using the same, and controlling method using the same
Inventor: WATANABE SATOSHI
IPC: C12N1/20
Filed: 2002-11-22
Abstract: The present invention relates to a novel strain. Bacillus sp. D747 (FERM BP-8234), and in addition, it relates to an agent for controlling plant diseases and an agent for controlling harmful pests, each of the agents comprising the Bacillus sp. D747 strain as active fungi, and it relates to a controlling method employing these controlling agents. The Bacillus sp. D747 strain can control occurrences of various plant diseases in extremely broad ranges, and can control pests, by the presence in cultures (including living strains) of the Bacillus sp. D747 strain or the living strains thereof separated from the cultures, on the plant bodies such as roots, stems, leaves, seeds, and the like, or in the cultivation soil thereof. In addition, the plants, to which the agents for controlling plant diseases and the agents for controlling pests comprising the Bacillus sp. D747 strain according to the present invention are applied, exhibit high controlling effects with respect to various plant diseases and pests.
Patent TW-200408619-A (TW)
Title: Method for recovering tea polyphenols from tea
Inventor: JANG SHYUE-MING
IPC: C07C37/86
Filed: 2002-11-29
Abstract: A method for recovering tea polyphenols by selective adsorption in a strong acid cationic polystyrene resin is disclosed. A tea extract is flown through the resin for adsorption. The resin is washed with water to desorb impurities including caffeine which are weakly adsorbed on the resin, and then with alcohol or ketone having a carbon number less than 5 or an aqueous mixture thereof to obtain an eluate containing tea polyphenols as a major portion. The eluate is concentrated under reduced pressure, extracted with a solvent and dried, or directly dried to obtain a final product. 60-80% of the tea polyphenols of the feed can be recovered. The product contains 75-85% of tea polyphenols.