baber/WOPTO huggingface dataset:
Patent RU-2068484-C1 (RU)
Title: Method of sucker rods strings assembly and sucker rods string stage
Inventor: SEMENOV VLADISLAV V
IPC: E21B17/00
Filed: 1994-01-17
Granted: 1996-10-27
Abstract: FIELD: method is used for mechanized liquids extraction from wells. SUBSTANCE: sucker rods string is composed on the base of its loading in well by assembling it as one or two stage so, that each stage has sucker rods string with different diameters of body and with uniform for the sucker rods connecting size of heads. Rods are set in string each stage beginning with bigger diameter of body to smaller one. Rod body diameter is made smaller than comparison diameter of given type and size rod body and equal or exceeding body comparison diameter of following type and size with maintaining connecting size of heads of given size rods. EFFECT: method allows to realize mechanized liquids extraction from wells. 2 cl, 4 dwg
Patent RU-2078909-C1 (RU)
Inventor: SOMOV VLADIMIR F
IPC: E21B43/00
Filed: 1994-03-29
Granted: 1997-05-10
Abstract: FIELD: oil producing industry, particular, development of nonuniform and heavily watered deposits with use of horizontal and inclined boreholes. SUBSTANCE: withdrawal of formation products is carried out with provision of the required rarefaction in different sections of horizontal or inclined borehole and displacement of inlet of tubing and withdrawal of products from the formation, from the interval of this displacement is accomplished with installation of one or several packets movable over the tubing. Each successive displacement of tubing and isolation of a section of horizontal or inclined branch are accomplished only the content of oil in the products withdrawn from the formation reaches the preset minimum value. products from isolated interval are withdrawn periodically. In the intervals between withdrawals, intensifying agent of mixture of several agents is injected into the isolated section, and forced by the gasified liquid, foam or gas into formation. EFFECT: higher coefficient of oil recovery and reduced energy consumption in oil recovery. 1 dwg
Patent RU-2065021-C1 (RU)
Title: Drilling tool for rotary hole drilling
Inventor: KOROL LEV B
IPC: E21B10/32
Filed: 1994-04-14
Granted: 1996-08-10
Abstract: FIELD: mining industry. SUBSTANCE: drilling tool has casing and blades fixed on casing for limited rotation about their axes of rotation and engagement one with the other in extreme positions. Main and auxiliary cutting members formed as sharpened hard-alloy plates are mounted on blades. Auxiliary cutting members are positioned at side opposed to side where main cutting members are mounted. Blades have plates defining profile mounted on blade generatrix and on main cutting members. EFFECT: increased efficiency, simplified construction and enhanced reliability in operation. 4 dwg
Patent RU-2064658-C1 (RU)
Inventor: ZHARIKOV IGOR F
IPC: F42D1/08
Filed: 1994-07-12
Granted: 1996-07-27
Abstract: FIELD: mining industry; intended for blasting operating at open-cast mining of mineral resources. SUBSTANCE: known methods of blast-hole charging and blasting do not provide for self-destruction of explosive charge in case of failure of its detonation. The invention provides for reliable self-destruction of explosive charge based on ammonium nitrate; it is attained due to the fact that at charging of the blast-hole with explosive and means of its initiation a ring or loops of detonating cord are made in the section of detonating cord projecting beyond the explosive charge in its height; then s shell of film material is lowered into blast-hole and is filled with aqueous solution of alkali while the free end of detonating cord is connected to connecting cord main line. EFFECT: enhanced safety.
Patent RU-2141896-C1 (RU)
Inventor: BEAT MJULLER
IPC: C08F2/48
Filed: 1994-08-05
Granted: 1999-11-27
Abstract: Изобретение относится к новому способу изготовления формованных изделий, в частности контактных линз, в котором растворимый преполимер, содержащий сшивные группы, сшивают в растворе, а также к формованным изделиям, в частности к контактным линзам, которые изготавливают с помощью этого способа. Изобретение относится также к новым преполимерам, которые могут применяться в способе согласно изобретению, прежде всего к производным поливинилового спирта с молекулярной массой по крайней мере порядка 2000. Технический результат - улучшение свойств формованных изделий. 5 с. и 19 з.п.ф-лы.
Patent RU-2077836-C1 (RU)
Inventor: VASILEV GERMAN M
IPC: B27B1/00
Filed: 1994-10-10
Granted: 1997-04-27
Abstract: Использование: лесозаготовительная промышленность. Сущность изобретения: при способе продольной распиловки круглого леса колеса полуприцепа разворотом на 90 o  переводят из транспортного в рабочее положение и по мере выработки штабеля круглого леса установку перемещают к нему. Установка для осуществления способа продольной распиловки круглого леса снабжена трособлочной системой, один конец троса которой закреплен на тракторе, а другой - на полуприцепе, при этом колеса полуприцепа выполнены поворотными. 2 с. п. ф-лы, 1 ил.
Patent RU-2116796-C1 (RU)
Title: Method of isolation of virus from an allantois fluid of infected chicken embryo
Inventor: PISKUNOV S Z
IPC: A61K35/76
Filed: 1995-01-05
Granted: 1998-08-10
Abstract: FIELD: virology. SUBSTANCE: method involves administration of inoculated virus in allantois fluid by polyethylene tube inserted through puncture of egg wall. Study is carried out using a single chicken embryo fluid from which is aspirated successively and virus titer is determined. EFFECT: increased precision of assay.
Patent RU-2097802-C1 (RU)
Title: Интерференционное зеркало
Inventor: GLEBOV VLADISLAV N
IPC: G02B5/28
Filed: 1995-01-19
Granted: 1997-11-27
Abstract: Использование: для создания высокоотражающих зеркал с гарантированно малым значением коэффициента пропускания, преимущественно для ИК лазерной техники. Сущность изобретения: в интерференционном зеркале, включающем оптически полированную подложку и нанесенное на нее металлодиэлектрическое отражающее покрытие, слой из высокоотражающего металла имеет толщину от 0,03 до 0,06 мкм, а подложка и адгезионно-пассивирующие слои выполнены из оптически прозрачного материала. При этом слой из высокоотражающего металла может быть выполнен из серебра или золота, или меди, или алюминия. 1 з.п. ф-лы, 1 ил.
Patent RU-2081574-C1 (RU)
Title: Equipment for keeping water organisms
Inventor: BOGERUK ANDREJ K
IPC: A01K61/00
Filed: 1995-07-05
Granted: 1997-06-20
Abstract: FIELD: agriculture, pisciculture. SUBSTANCE: equipment consists of the main circulatory contour that includes a tank full of water for water organisms, a pump, mechanical filter, water purification system with biofilters and an oxygenator, water preparation system, device to correct acidity of aqueous medium, and regulatory system. As for water preparation system it is a self-circulatory contour connected with the main circulatory contour and contains water collector, a pump and a set of electrolyzers. Device to correct water acidity contains tanks for electrolytic water fractions connected with electrolyzer and main circulatory contour. Installation contains closed circulatory contour of liquid fluororganic compound - oxygen carrier - that consists of a pump, mechanical filter, degasifier and opened trays for water organisms to provide gas exchange for water and organofluoric compound. It is useful to complete water purification system with denitrifier. EFFECT: improved conditions for keeping water organisms due to possibility to use natural water of any hardness level, more safe water acidity correction, higher efficiency of water saturation by oxygen and high-quality biological water purification. 2 cl, 1 dwg
Patent RU-2073090-C1 (RU)
Title: Device for treatment of bottom-hole formation zone
Inventor: IBRAGIMOV LECHI KH
IPC: E21B43/16
Filed: 1995-11-02
Granted: 1997-02-10
Abstract: FIELD: oil production; devices for treatment of bottom-hole formation zone by hydrodynamic pulses. SUBSTANCE: device for treatment of bottom-hole formation zone has, at least, two successively installed and intercommunicated pulse generators. Each generator includes successively arranged circular confuser and swirl chamber. One of them is communicated through multistart screw channels with inlet axial channel and the other chamber is communicated through outlet side tangential channel with diffuser circular channel on the body external surface. Direction of screw channels may be opposite. Mutual position of outlet side tangential channels of adjacent pulse generators may change in longitudinal and lateral planes. EFFECT: increased zone of simultaneous treatment and higher efficiency of treatment. 10 cl, 4 dwg
Patent RU-2099449-C1 (RU)
Title: Device for separation of rag fibers
Inventor: FROLOV VENIAMIN D
IPC: D01G11/00
Filed: 1995-12-01
Granted: 1997-12-20
Abstract: FIELD: textile industry; separation of rag fibers. SUBSTANCE: device has supply units, the first of which includes two rollers, and first in direction of rag motion is toothed and the second is covered with fillet; working drums with fillet on their working surface and condensers. Direction of fillet of the second roller crosses the direction of working drum fillet. Speed of rotation of the second roller exceeds that of the first one. EFFECT: higher efficiency. 1 dwg
Patent RU-2104135-C1 (RU)
Inventor: SAFONOV A N
IPC: B23K26/00
Filed: 1996-01-04
Granted: 1998-02-10
Abstract: FIELD: hard-facing technology. SUBSTANCE: this is intended for hard-facing of various structures. Device has continuous-action laser, deflecting mirror, focusing system, manipulator for fixing and displacing of article, powder feeder, nozzle with mechanism for its aiming at work table. Powder collector and replaceable unit for shut-off of powder flow and laser radiation are installed on work table above manipulator. Cutting-off plane of shut-off unit is located along direction of article movement. Lower edge of shut-off unit can be made with profile corresponding to surface of article being hard-faced. Device ensures high quality of hard-facing and saving of welding powder. EFFECT: high efficiency. 1 cl, 4 dwg
Patent RU-2098810-C1 (RU)
Title: Gas-distributing cock
Inventor: BELIKOV ALEKSANDR B
IPC: G01N30/20
Filed: 1996-03-07
Granted: 1997-12-10
Abstract: FIELD: gas analysis instruments. SUBSTANCE: gas-distributing cock has immovable body with at least five gas channels and turning bush with not less than two gas channels. Length of bush channels provides for switching of at least two adjacent gas channels of body. EFFECT: higher results of analysis. 7 cl, 2 dwg
Patent RU-2090277-C1 (RU)
Title: Cluster rolling stand
Inventor: PASECHNIK NIKOLAJ V
IPC: B21B13/14
Filed: 1996-03-13
Granted: 1997-09-20
Abstract: FIELD: rolled stock production, namely reconstruction of operating rolling mills and development of new four-high rolling stands provided with small diameter rolls. SUBSTANCE: rolling stand includes frame and mounted on it supporting bodies with adjusting members. Backup and intermediate rolls are mounted in port of frame in respective chocks. Rolling rolls engage with intermediate rolls. Rolling rolls are hold in horizontal direction by means of side intermediate rolls supported by two rows of sectionized rollers mounted on rotary beams joined by means of axles with chocks of intermediate rolls. Additional supporting blocks are arranged between beams and supporting bodies with possibility of engaging with them. Blocks are kinematically connected with chocks of backup rolls by joint-type parallelogram. Adjusting members are mounted with possibility of engaging with supporting blocks. Supporting bodies are secured to frame outside width of its port. Chocks of backup rolls are U-shaped ones. Supporting bodies may be flush-mounted in frame relative to guiding surface of its port. EFFECT: enlarged manufacturing possibilities of stand. 3 cl, 1 dwg
Patent RU-2089283-C1 (RU)
Title: Bio- and heme-compatible sorbents based on super-cross-linked styrene polymers with modified surface, method of preparation thereof (versions), and method of preparing sorbent matrix
Inventor: DAVANKOV VADIM A
IPC: B01J20/26
Filed: 1996-03-23
Granted: 1997-09-10
Abstract: FIELD: extracorporal purification of blood and other body fluids. SUBSTANCE: sorbents of invention contain microporous and biporous granules of super-cross-linked styrene matrix with specific surface area 1400-1900 sq. m/g and modifier selected from the following group: poly(N-trifluoroalkoxy)phosphazene, chitosan, heparin, polyethylene glycol, and biolipide fragments. Method of preparing above indicated polystyrene matrix is provided. Five methods for preparing bio-and heme-compatible sorbents involving surface modification of polystyrene matrix are also available. EFFECT: improved quality of sorbents. 14 cl
Patent RU-2120047-C1 (RU)
Title: Piston wave machine
Inventor: SOSHNIKOV JU B
IPC: F01B9/04
Filed: 1996-05-13
Granted: 1998-10-10
Abstract: FIELD: mechanical engineering; engines and compressors. SUBSTANCE: machine has at least one cylinder, piston with connecting rod placed inside cylinder, output shaft and mechanism converting reciprocating movement of piston into rotation of shaft including synchronizing gears, cams installed on shaft and provided with profiled guide slots, sprockets with chain passed over sprockets. Pin is secured on big end of connecting rod for engagement with slots of cams and chain of sprockets. Big end of connecting rod has rollers arranged in cam slots. It has also connecting link by means of which connecting rod pin is coupled with chain installed for deformation by sprockets. EFFECT: increased efficiency, enhanced dynamic characteristics, simplified design, reduced overall dimensions. 2 cl, 7 dwg
Patent RU-2105712-C1 (RU)
Title: Method for production of sodium nitrite
Inventor: STRUGATSKAJA A JU
IPC: C01B25/163
Filed: 1996-05-30
Granted: 1998-02-27
Abstract: FIELD: inorganic chemistry, particularly, production of sodium nitrite which may be used for production of lead phosphite used as highly effective stabilizing agent for polymers. SUBSTANCE: solution of sodium hydroxide being portionwise fed interacts with granular phosphorous-containing slime, the process is carried out in neutral medium by heating and at mixing. Waste of production of yellow phosphorous having 63-71 % phosphorous content is used as said slime. Interaction is carried out at 90-100 C by mixing, molar ratio of components P:NaOH:H 2 O being 1.0:1.65-2.00:15.00-18.00 respectively. Rate of mixing is 100-250 rpm. Then solution is affected by filtration, during the first filtration desired solution is separated of mineral portion of slime, during the second filtration process it is separated of sodium phosphates. EFFECT: improved purity; increased yield.
Patent RU-2107278-C1 (RU)
Inventor: SUKHANOV V I
IPC: H04R17/10
Filed: 1996-06-20
Granted: 1998-03-20
Abstract: FIELD: measurement technology. SUBSTANCE: sensitive element of densimeter is essentially piezoelectric vibrator made as tuning fork connected to self-excited oscillator circuit. Distance g between tuning fork branches, width B and thickness H of tuning fork branches satisfies condition log<2B<H. At this relation, frequency sensitivity of tuning fork resonance oscillations to gas density increases. EFFECT: reduced error of measuring the low values of gas density or small density variations. 3 dwg
Patent RU-2104758-C1 (RU)
Inventor: FAKHRIEV A M
IPC: B01D53/52
Filed: 1996-07-11
Granted: 1998-02-20
Abstract: FIELD: gas treatment. SUBSTANCE: invention relates to cleaning gas to remove sulfur compounds with liquid absorbents for application in gas and petroleum processing, chemical, and other areas to selectively remove hydrogen sulfide from low-sulfur hydrocarbon and effluent gases and also for cleaning small volumes of high-sulfur gases. Treatment of gas is accomplished in absorption apparatus by bringing gas in contact with aqueous solution containing ethanolaminomethanol and/or diethanolaminomethanol which are prepared in absorption apparatus by interaction of mono- and/or diethanolamine with formaldehyde directly in the gas treatment process. Formaldehyde is advantageously used in the form of 30-40% aqueous solution (formalin) which is fed into absorption apparatus continuously to provide molar ratio of formaldehyde to hydrogen sulfide to be neutralized equal to 3: 1. Mono- and diethanolamine are advantageously used in the form of 50-98% aqueous solution that is periodically or continuously introduced into absorption apparatus to provide molar ratio of ethanolamine to hydrogen sulfide to be neutralized no less than 0.7:1. Preferred gas treatment temperature is 15 to 60 C. EFFECT: increased gas cleaning efficiency. 4 cl
Patent RU-2105064-C1 (RU)
Title: Vector pmt440 at positive selection for foreign dna fragments cloning
Inventor: DEEV S M
IPC: C12N15/00
Filed: 1996-07-19
Granted: 1998-02-20
Abstract: FIELD: molecular biology, genetic engineering. SUBSTANCE: vector has barnase structural gene subcloned from Bacillus amyloliquefaciens under control of synthetic tac-promoter; universal polylinker of plasmid pHC19 consisting of 45 b. p. inserted in barnase gene instead of valine-36; phoA-signal sequence from Escherichia coli; gene of specific barnase inhibitor - barstar under its own promoter; plasmid pHC19 fragment including replication start site ori, gene A mp  r.. Restriction sites are located at the following positions from replication start point of plasmid DNA, b. p.: Eco RI 300; SacI 306; KpuI 312; SmaI 316; Bam HI 321; SalI 333; PstI 339; SphI 345, and HindIII 351. Vector size is 2936 b. p., its capacity is 6 t.b.p. Vector provides positive selection of cloning fragments of foreign DNA in different strains of E. coli. EFFECT: improved method of selection. 1 dwg
Patent RU-2096188-C1 (RU)
Title: Vehicle wheel
Inventor: MOLODTSOV GENNADIJ A
IPC: B60B5/02
Filed: 1996-07-31
Granted: 1997-11-20
Abstract: FIELD: transport engineering; wheels for racing bicycles. SUBSTANCE: shells of hub, spokes and wheel rim are made of nonmetallic composite materials. Each material contains long-fiber reinforcing filler and polymerized binder. Shells of rim and spokes have symmetrical aerodynamic profiles with inner partitions. Spaces between profile edges and corresponding partitions are filled with low-density resilient material and form fairings of rim and spokes. Spaces inside shells of rim and spokes between partitions are made hollow. EFFECT: enlarged operating capabilities. 10 cl, 8 dwg
Patent RU-2137849-C1 (RU)
Title: Process for production of anisotropic electric steel
Inventor: TSYRLIN M B
IPC: C21D8/12
Filed: 1996-08-07
Granted: 1999-09-20
Abstract: FIELD: ferrous metallurgy. SUBSTANCE: process includes smelting, hot rolling, decarbonization, double cold rolling, retarded heating during primary recrystallization period, and final high- temperature annealing. To increase magnetic properties and stabilize secondary recrystallization of steel, heating temperature of hot rolling (T) is set in dependence of aluminum content in steel expressed by relationship: T = 1190 + 4x10% Al ± 10 3   ° C . Coiling is accomplished at 520- 570 C. Retarded heating is effected (i) after final cold rolling with rate 5- 15 C/hr over a temperature range of 400 to 700 C with probability of decarbonization in smelting stage or (ii) after heat treatment of strip plate with initial, intermediate, or final thickness and probability of addition of 0.2-0.7% of copper to steel. EFFECT: enhanced process efficiency. 3 cl, 2 tbl
Patent RU-2105008-C1 (RU)
Title: Method of preparing rhodium (iii) and iridium (iii) beta- diketonates
Inventor: IGUMENOV I K
IPC: C07F15/00
Filed: 1996-08-14
Granted: 1998-02-20
Abstract: FIELD: non-ferrous metallurgy, more particularly preparation of volatile rhodium and iridium complexes. SUBSTANCE: claimed method comprises using complex fluorides of said metals in oxidation state (III). Said complexes are produced by reaction of fusion of hexanitrites thereof with mixture of potassium hydrofluoride and acid at certain ratio as original compounds for reaction with beta-retones under appropriate conditions. Amounts of original compounds, cheap reagents, standard equipment and few operations make it possible to simplify method of preparing rhodium and iridium beta-diketonates and retain high yield thereof. EFFECT: more efficient preparation method. 3 cl
Patent RU-2112059-C1 (RU)
Title: Method of processing of sublimates of titanium chlorinators
Inventor: KUDRJAVSKIJ JU P
IPC: C22B3/00
Filed: 1996-12-03
Granted: 1998-05-27
Abstract: FIELD: nonferrous metallurgy, particular, methods of processing of sublimates of titanium chlorinators. SUBSTANCE: the offered method includes dissolving to produce pulp; treatment of pulp with alkali reagent; separation of precipitate of mixture of hydroxides; treatment of solution with alkali reagent to produce iron-oxide pigments; filtering; washing and drying. Pulp after leaching of wastes is treated with reducing agent for reduction of iron (III) into iron (II). Treatment of pulp with alkali reagent is carried out at pH 4-5. Aluminum from formed hydroxide is recovered by repulpation in solution of sodium hydroxide with concentration of 30-120 g/cu.dm with liquid-solid ratio determined by the formula given in the invention description, with subsequent treatment of obtained solution with mineral acid up to pH 6-8, separation of precipitate, its washing and drying. Solution is treated with alkali reagent in production of iron-oxide pigment in the presence of oxygen-containing gas with pH 2.5-3.5. EFFECT: higher efficiency. 6 tbl
Patent RU-2112188-C1 (RU)
Title: Rotary furnace for dehydration of aluminium fluoride
Inventor: OBOLENSKIJ V L
IPC: F27B7/04
Filed: 1997-01-29
Granted: 1998-05-27
Abstract: FIELD: rotary furnaces; dehydration and drying of loose materials in food-processing and chemical industries; production of aluminium fluoride. SUBSTANCE: rotary furnace includes body with metal shell mounted coaxially inside it; shell is provided with thermal expansion compensators made in the form of corrugations; furnace is also provided with fasteners. Corrugations are made with inner undercutting of rectilinear section connecting the rounded-off sections of corrugations at an angle of 28-32 deg between rectilinear sections. Shell is secured to body by means of movable joint in the form of coaxial rod secured on shell and pipe secured on body. EFFECT: increased furnace service life from 0.5 to 1.5 years; increased number of heat changes shell from 30 to 120 without break. 3 dwg
Patent RU-2141583-C1 (RU)
Title: Device for periodic checking of hydraulic system
Inventor: VLASOV V A
IPC: F16D66/00
Filed: 1997-02-19
Granted: 1999-11-20
Abstract: FIELD: testing and checking apparatus. SUBSTANCE: device is intended for periodic checking of hydraulic system for example of motor vehicle and it is made up in the form of non-automatic release valve and operating cylinder which has tail-piece ending in shoulder. Tail-piece is provided with free-flow passage for release of working fluid through tail-piece. Fitted over tail-piece is pipe which is lowered in open vessel. Passage has widened section containing hydraulic locking member and resilient member such as spring which presses on hydraulic locking member. Locking member and spring are adapted for free passing of working fluid from cylinder and for preventing return of working fluid and ingression of air back into cylinder. Device can be provided with hermetic sealing fastening head for example with rubber bush with mating shoulder for fixing of head by such article as bandage ring. Application of aforesaid embodiment of device affords higher operating convenience, that is performing hydraulic system checking procedure by single service man instead of two persons. Device is reliable in performance. EFFECT: higher efficiency. 2 cl, 2 dwg