baber/WOPTO huggingface dataset:
Patent RU-2152418-C2 (RU)
Inventor: ANISIMOV A A
IPC: C09K8/20
Filed: 1998-06-16
Granted: 2000-07-10
Abstract: FIELD: oil and gas production. SUBSTANCE: efficient thermostabilizing reagent for optimization of filtration, rheological, and lubrication parameters of clayey drilling muds and for inhibition of swelling of clayey drilling muds and inhibition of swelling of clayey deposits, which consists of mixture of crude lignosulfonates (40-45% calculated for solid materials), sodium and potassium bichromates (5-10%), calcium chloride (2-3%) and water, is prepared by polycondensation of indicated mixture with no heating at pH 4.0-4.5 to achieve viscosity 40-60 Ps after preliminary conversion of lignosulfonates and calcium chloride into their 40-45% aqueous solutions. Reagent is additionally modified with addition of 3-7.5% of tallow acids from forestry enterprises, after which preparation of reagent can be completed by rapid thin-layer drying, preferably for 15-20 sec, on the surface of, partially inserted in reagent solution, rotating hollow drum heated from inside to temperature 80-100 C. It is also possible to complete preparation of reagent by loosening rubber-like material lost its flowability in the final polycondensation phase, drying material at 18-30 C, and powdering it. Reagent represents a high-molecular compound with molecular weight up to 3000, which dissolves in water after short-time swelling step. Reagent is added to drilling mud in quantity 1 to 2.5 vol % and is efficient within temperature range between 10 and 120 C at calcium ion level up to 400 mg/l. Its maximum efficiency manifests 8-12 hr after addition. EFFECT: improved working characteristics. 5 cl, 2 tbl, 5 ex
Patent RU-2164136-C2 (RU)
Title: Photosensitizer for photodynamic therapy
Inventor: LUK JANETS E A
IPC: A61K31/409
Filed: 1998-09-09
Granted: 2001-03-20
Abstract: FIELD: physiotherapeutic methods. SUBSTANCE: photosensitizer is water-soluble derivative of tetraazaporphyrin titanyl complexes with general formula R n LTiO, wherein L is ligand selected from group including phthalocyanine, naphthalocyanine, and tetrapyrazinoporphyrazine; R is water-solubilization hydrophilic substituent; and n = 3-10. Novel photosensitizers show high efficiency in multivariable effect on deep tumor tissues and other pathologic neoplasms under hypoxia conditions. EFFECT: enhanced therapeutic efficiency. 2 tbl, 7 ex
Patent RU-2197547-C2 (RU)
Inventor: SYCHEVA ELENA ALEKSEEVNA
IPC: C22B7/00
Filed: 1998-09-09
Granted: 2003-01-27
Abstract: Изобретение относится к цветной металлургии, в частности к извлечению благородных и цветных металлов из хвостов обогащения полиметаллических и забалансовых руд. Способ включает измельчение хвостов до 40-80% класса - 74 мкм, выщелачивание их кислыми хлоридными растворами, флотацию из пульпы выщелачивания, фильтрацию, осаждение металлов из раствора с последующим их разделением в селективные продукты, обеспечивается повышение степени извлечения благородных и цветных металлов и серы. 6 табл.
Patent RU-2157740-C2 (RU)
Inventor: JAKHTENFEL D I P
IPC: B21F27/00
Filed: 1999-01-15
Granted: 2000-10-20
Abstract: FIELD: manufacture of wire gauzes used in road building, in hydraulic engineering and at making guards. SUBSTANCE: apparatus includes drum for drawing gauze, reels with wire and units for twisting wire with power drives. Twisting units are in the form of balancers driven by means of power drives and engaging with reels. Balancer halves are driven alternatively. EFFECT: improved design allowing to make wire gauze of high quality. 2 dwg
Patent RU-2189921-C2 (RU)
Title: Combination articulated coupler between two compartments of passenger vehicle separated by intermediate module resting on one wheel axle
Inventor: ANDRE ZHAN-LJUK
IPC: B62D53/00
Filed: 1997-07-23
Granted: 2002-09-27
Abstract: FIELD: transport engineering. SUBSTANCE: combination articulated coupler between train cars whose cars 8, 9 are connected in pairs by means of intermediate module 10 resting on guide wheel axle 15 with frame is formed by front hinge tie and rear hinge tie. Intermediate modules 10 tail cars or tail motor cabins are independently ground controlled. Front hinge tie is true turn hinge connection turning around vertical axis C-C'. Rear hinge tie is complex joint formed by true turnable tie turning around vertical axis B-B' with additional lower turnable hinge joint provided with upper deflection stabilizing tie providing possibility of absorbing motions of vehicle members at rolling and in longitudinal plane. EFFECT: improved riding comfort for passengers, reduced wear. 21 cl, 13 dwg
Patent RU-2180713-C2 (RU)
Inventor: BUKEJ POL EHZHID
IPC: F16D3/18
Filed: 1997-09-19
Granted: 2002-03-20
Abstract: FIELD: device for connection of shafts with transferring of torque moment from driving to driven shaft with possibility of their radial shifting. SUBSTANCE: device contains two bushings provided with external teeth and coupling provided with internal tooth wheel. External and internal teeth are engaged and can slide relative to each other. Stopper limiting means are located inside annular spaces between the wall of external teeth and the part, of at least, one of the bushing. The stopper limiting means are provided with annular stopper connected to the bushing. At least one side of the stopper provided with stopper member actuates with the stopper which is made in shape of ring of the diameter equal to the diameter of the stopper. Stoppers are perpendicular to the coupling axis and fixed to it. EFFECT: enhanced reliability. 5 cl, 2 dwg
Patent RU-2331741-C2 (RU)
Inventor: GALEEV IREK ABUDAROVICH
IPC: E04C1/00
Filed: 1999-06-03
Granted: 2008-08-20
Abstract: FIELD: construction. 
     SUBSTANCE: brick contains fissured cells positioned in rows across direction of heat flow. Cells are made of basic and complementary length and separated from each other along row length by interconnections. Brick is fabricated from raw material mixture containing at least 25 mass % of ash from TPS, cells being positioned with interleaving of rows. One row contains two cells of basic length and the other one cell of basic length between two cells of complementary length. Interconnections in adjacent rows are shifted relative to each other by 0.4-0.599 of longitudinal dimension of cell of basic length, which dimension is 0.280-0.379 or 0.381-0.470 of brick dimension along cell row. 
     EFFECT: optimisation of cells relative layout in stone and their dimensions and combination. 
     3 cl, 1 dwg
Patent UA-27073-C2 (UA)
Title: Appliance for reveal of surface defects
IPC: G01N21/95
Filed: 1994-05-03
Abstract: The invention relates to devices for reveal of surface defects. Device has three quality control stations and means for displacement of object from one station to another one, at that one station has means for check of curvilinear surface of object, and two others include means for check of the ends of the object. Means for displacement of object from first control station that has means for control of curvilinear surface of object has means for turn of object from end to fide and means for rotation of object at passing through second control station, and means for object displacement from second control station to third station that has means for check of the second end of the object has means for turn of object to end checked at first control station.
Patent UA-48979-C2 (UA)
Title: Method for separation of zirconium and hafnium in sulfate solutions with the use of continuous ion exchange chromotography
Filed: 1996-05-29
Abstract: A method and system for improved continuous ion exchange chromatographic elemental separations of zirconium and hafnium and also for isotopic separations thereof from crude zirconium minerals by using zirconium (also containing hafnium) sulfate feedstock solutions, sulfate eluant solutions, anionic exchange resins, and reduced ion exchange column operating temperatures. The method and system of the invention provides sulfate feedstock solutions by completely converting the carbochlorination products of zircon sand to sulfate solutions prior to feeding to the ion exchange chromatographic column. The method and system of the invention is performed in a continuously operating continuous annular chromatograph (CAC). Nuclear grade substantially purified zirconium and hafnium metals are produced.
Patent UA-51694-C2 (UA)
Title: benzamidine derivatives substituted by amino acid and hydroxy acid derivatives, a pharmaceutical composition and a method to treat the human beings
Inventor: MOHAN RAJU
IPC: C07C257/18
Filed: 1997-07-02
Abstract: This invention is directed to benzamidine derivatives substituted by amino acid and hydroxy acid derivatives which are useful as anti-coagulants. This invention is also directed to pharmaceutical compositions containing the compounds of the invention, and methods of using the compounds to treat disease-states characterized by thrombotic activity.
Patent UA-55767-C2 (UA)
Title: A method for the biological purification of natural and waste water
Inventor: KVARTENKO OLEKSANDR MYKOLAIOVY
IPC: C02F1/48
Filed: 2002-06-10
Abstract: A method for the biological purification of natural and waste water provides passing water in the constant magnetic field. The inlet water is passed through the charge from bloc modules. Bloc modules are made of synthetic material with immobilized microflora, being disposed under the action of a constant magnetic field with different magnetic induction force. At that in the upper part of module bloc the water is passed through the weak magnetic field, in the lower part it is passed through the magnetic field with an optimal magnetic induction force, and below the module bloc the water is passed through the magnetic field with high values of magnetic induction.
Patent RU-2206413-C2 (RU)
Inventor: CHUL DUM K K-O
IPC: B01D29/48
Filed: 2000-01-26
Granted: 2003-06-20
Abstract: FIELD: concentration of minerals; separation of fine fractions according to their sizes. SUBSTANCE: vortex flow of pulp is formed on inner surface of sieve in form of helical spiral made by compression spring located coaxially between upper and lower cylindrical parts of housing. Liquefied water is fed to circular clearance between helical spring and central tube through tangential branch pipe in form of ascending flow. Inter-turn gap of compressed helical spiral is adjusted by threaded device found in upper portion of housing; it is made in form of rod passed through central tube; said rod is provided with thread at upper end and with handwheel at other end. Vibration transmitted from vibrator through rocker arm, rod and upper part of housing are transformed to axial oscillations of helical spiral in form of compression and release of spring; deviations of size of its inter-turn gap and volume of outer circular passage between working spring and inner surface of outer engageable parts of housing form radial pulsating flow of pulp. Consumption of oversizes and undersizes is regulated by means of changeable attachments fitted on tangential branch pipes. EFFECT: enhanced efficiency; reduction of idling periods. 3 cl, 1 dwg
Patent RU-2197351-C2 (RU)
Inventor: MAKSIMENKOV V I
IPC: B21D11/20
Filed: 2000-07-10
Granted: 2003-01-27
Abstract: Изобретение относится к области обработки металлов давлением, в частности к процессу изготовления оснастки для формообразования листовых деталей двойной кривизны. Получение рабочей поверхности осуществляют путем заполнения ячеек накладки твердеющей массой, формирования внутренней поверхности накладки на опоре, а наружной - путем выравнивания твердеющей массы с последующей ее обтяжкой обшивкой, где формирование внутренней поверхности накладки на опоре осуществляют после заполнения ее ячеек твердеющей массой, выравнивание твердеющей массы осуществляют упругой пластиной, а в качестве обшивки используют листовую заготовку. Повышается качество и точность. 1 ил.
Patent RU-2216551-C2 (RU)
Title: Methylidenemalonate-base surface-active copolymers
Inventor: BRJU-MAN E NIKOL
IPC: C09K23/52
Filed: 1999-01-29
Granted: 2003-11-20
Abstract: FIELD: polymers. SUBSTANCE: invention relates to family of bioavailable surface- active copolymers. These copolymers comprise hydrophobic link formed by: either homopolymer consisting of recurrent units of the general formula (I)   wherein R 1  represents alkyl group with from 1 to 6 carbon atoms or group (CH 2 ) m -COOR 3  wherein m = 1-5; R 3  represents alkyl group with from 1 to 6 carbon atoms; R 2  represents alkyl group with from 1 to 6 carbon atoms; n = 1-5, or statistic copolymer consisting of other recurrent units of formula (I), or statistic copolymer consisting of units of the formula (I) mainly. These copolymers show broad spectrum of application, especially in pharmaceutical field and for synthesis of materials in dispersed state and for surface treatment of materials or biomaterials also. EFFECT: valuable properties of copolymers. 10 cl, 6 tbl
Patent RU-2186105-C2 (RU)
Title: Method of microbiological melanin preparing
Inventor: ROBYSHEVA Z N
IPC: C12R1/85
Filed: 2000-10-02
Granted: 2002-07-27
Abstract: FIELD: microbiology, organic compounds. SUBSTANCE: method involves culturing the yeast strain Saccharomyces neoformans var. nigricans GSP-TB 17D in carbon-containing media. Process is carried out at temperature from 27 to 35 C and pH value of cultural fluid from 4.5 to 5.5 under aeration and stirring conditions. Obtained biomass is separated from cultural fluid followed by isolation of the end product. EFFECT: increased yield of melanin, decreased time of synthesis. 9 cl, 3 ex
Patent RU-2191812-C2 (RU)
Inventor: SOKOLOV JU V
IPC: C12G3/06
Filed: 2000-10-18
Granted: 2002-10-27
Abstract: FIELD: food industry, particularly, production of low-alcoholic drinks. SUBSTANCE: low-alcoholic drink contains a substance with sweet taste, flavors "Yabloko D 1551" and "Tonik D 2088", citric acid, ethyl rectified alcohol, caramel color "2 zvezdy", sodium benzoate, carbon dioxide, and water. Claimed drink has a new fantasy taste not characterized for known drinks. EFFECT: broadened assortment of low-alcoholic drinks. 1 tbl
Patent RU-2188694-C2 (RU)
Title: Filtering material
Inventor: FILATOV JU N
IPC: B01D39/16
Filed: 2000-11-23
Granted: 2002-09-10
Abstract: FIELD: filtering materials. SUBSTANCE: filtering material presents two- or three-layer material in the form of tape containing layer of perchlorovinyl fibers of 0.3-0.5 mcm in diameter and substrate of sized perchlorovinyl fibers of 5.7 mcm in diameter. Material is characterized by low resistance to air flow with high filtration efficiency and used as quantitative filter paper in continuously operating instruments for taking samples of aerosols including radioactive ones. EFFECT: higher efficiency. 3 cl
Patent RU-2200721-C2 (RU)
Inventor: KUZNETSOV JU S
IPC: C04B33/132
Filed: 2000-12-26
Granted: 2003-03-20
Abstract: FIELD: production of building materials. SUBSTANCE: broken glass and boric acid are added to ceramic mass comprising slime from galvanic manufacture and clay in the following ratio of components, weight %: galvanic slime, 0.82; clay, 82.42; broken glass, 16.48; boric acid, 0.28. Annealing point is 850 C, compression strength limit value is 17.2 MPa. Invention can be used for making wall ceramics articles. Invention provides decrease of annealing point, enhancement of compression strength value and decrease of heavy metals washing out. EFFECT: improved properties of ceramic mass. 2 tbl
Patent RU-2193484-C2 (RU)
Inventor: TITOV M M
IPC: B28B17/02
Filed: 2001-01-12
Granted: 2002-11-27
Abstract: FIELD: civil engineering. SUBSTANCE: technique protecting electrodes in process of heating of concrete mixture is carried out by installation of phase electrodes in body made up of electric insulation and metal plates utilizing current-conducting fixtures. Phase electrode are buried tightly over largest part of perimeter in grooves of electric insulation plates to depth not smaller than thickness of phase electrode which is assumed to be sufficient to take mechanical loads. In this case free butts of phase electrodes are positioned above level of concrete mixture. EFFECT: enhanced functional reliability and prolonged service life of phase electrodes. 2 dwg
Patent RU-2199624-C2 (RU)
Title: Waveless structure of channel
Inventor: PULJAEVSKIJ A M
IPC: E02B5/02
Filed: 2001-03-06
Granted: 2003-02-27
Abstract: FIELD: hydraulic facilities; open free channels used for transportation and distribution of liquid. SUBSTANCE: channel has bottom and faced side walls with longitudinal projections arranged in tiers parallel to bottom. Longitudinal projections are made in form of circular segment. EFFECT: enhanced efficiency at various degree of channel filling. 2 dwg
Patent RU-2242227-C2 (RU)
Inventor: VICH RICHARD L
IPC: A61P25/28
Filed: 1999-09-15
Granted: 2004-12-20
Abstract: FIELD: medicine, therapy. 
     SUBSTANCE: invention relates to applying (R)-3-hydroxybutyrate cyclic ester of the formula (1) given in the description of invention. This compound is used for treatment of morbid states mediated by free radicals, toxic agents, such as peptides and proteins and genetic defects that are harmful for metabolism in cell, resistance to insulin or other defects in metabolism of glucose or states causing defect, ischemia, head traumas and/or for enhancing effectiveness in cell activity. Compound of the formula (1) elicits the enhanced effectiveness in elevating the level of (R)-3-hydroxybutyric acid, maintenance of its enhanced level for some hours, possibility of administration without counter-ion and simple method for preparing. 
     EFFECT: valuable medicinal properties of compositions. 
     16 cl, 1 dwg, 6 ex
Patent RU-2264695-C2 (RU)
Inventor: KARMANOV E D
IPC: F24H1/20
Filed: 2001-04-25
Granted: 2005-11-20
Abstract: FIELD: heating bodies, primarily tanks holding chemical materials, such as salts, in chemical reactors. 
     SUBSTANCE: proposed induction heating device has at least one cylindrical induction coil coaxially disposed about body being heated which is connected to ac power supply and provided with external magnetic circuit enclosing it; novelty consists in that external magnetic circuit is proposed to be made so that its longitudinal dimension would exceed that of induction coil and ends of external magnetic circuit would protrude beyond induction coil edges by minimum half the size of air gap between inner surface of magnetic circuit and outer surface of body being heated. Induction heating device may have at least two cylindrical coils, distance between end portions of adjacent magnetic circuits amounting to minimum double size of air gap between inner surface of magnetic circuit and outer surface of body being heated. 
     EFFECT: enhanced uniformity of body (primarily tank) heating, reduced material input, enhanced power characteristics and reliability, as well as facilitated maintenance of device. 
     2 cl, 3 dwg
Patent RU-2204730-C2 (RU)
Inventor: UKHANOV A P
IPC: G01M15/04
Filed: 2001-05-04
Granted: 2003-05-20
Abstract: FIELD: transport engineering; internal combustion engines. SUBSTANCE: method comes to creating runout and acceleration strokes by automatically acting onto fuel feed member. Said stroke are created within range of reduced speeds of crankshaft. Cutting in out of dynamic idling modes occur under action of signals from clutch pedal position pickup and gearshift lever pickup. Dynamic idling is set when clutch pedal is released and gearshift lever is in neutral position, and is cut out when pedal is pressed on and/or lever is shifted from neutral position into operating one. Proposed device to control operation of vehicle engine at dynamic contains vehicle internal combustion engine, speed setter, slave mechanism, dynamic idling control unit, speed setter position pickup and switch. Clutch pedal position contact pickup and gearshift lever pickup are electrically interconnected and connected with speed setter position pickup in series and are placed in control unit supply circuit. EFFECT: improved process of change-over of internal combustion engine mounted in vehicle from working condition to dynamic idling and back. 3 cl, 1 dwg
Patent RU-2204100-C2 (RU)
Inventor: KUZNETSOV N P
IPC: F28C1/02
Filed: 2001-05-10
Granted: 2003-05-10
Abstract: FIELD: cooling of circulating water at power stations and factories. SUBSTANCE: water-cooling tower has tower with air inlet windows arranged over circle in its lower part, pond for collection of water, water-air ejectors. Tower is closed by cover on which water-air ejectors are positioned. Mixing chambers of ejectors pass through cover of tower, cooling air is ejected into working chambers of water-air ejectors through ring slit branch pipes from space above cover of tower. Multiatomizer heads with screw centrifugal atomizers are positioned on outlet faces of mixing chambers of water-air-ejectors, exhaust pipes are mounted on cover to carry away steam and air mixture from working space of tower. Grate carrying packing comprising Rashig rings is installed inside each exhaust pipe. EFFECT: intensified heat exchange which results in enlarged temperature range of water cooling and in diminished drop carry-out of water to atmosphere. 1 dwg
Patent RU-2200733-C2 (RU)
Inventor: IVANOVSKIJ S A
IPC: C07D241/38
Filed: 2001-06-22
Granted: 2003-03-20
Abstract: Описываются новые гетероциклические о-дикарбонитрилы общей формулы I, где R: Н, СН 3 , N(СН 3 ) 2 , которые могут быть использованы для получения гексазоцикланов-флуорофоров, в качестве фрагмента-донора для получения гексазоцикланов-бифлуорофоров и гексазоцикланов-трифлуорофоров. Такие гексазоцикланы перспективны для использования в качестве активных сред жидких и твердых лазеров, сцинтилляторов, особенно для индикации жесткого излучения, для трансформации коротковолнового излучения в длинноволновое при передаче информации по волоконно-оптическим линиям связи, для увеличения мощности солнечных батарей, для защиты ценных бумаг, для изготовления рекламных щитов и т.д. 2 табл.
Patent RU-2205845-C2 (RU)
Inventor: BAKEEV N F
IPC: C08J9/28
Filed: 2001-07-25
Granted: 2003-06-10
Abstract: FIELD: polymer materials. SUBSTANCE: invention relates to production film polymer materials with open porous structure and, in particular, capillary-porous permeable materials. Initial partially oriented film material is prepared from nascent reactor ultrahigh-molecular polyethylene powder using solid-phase formation technique, whereupon material is treated with high-boiling organic solvent at temperature inferior to melting temperature of polyethylene resulting in simultaneous swelling and shrinkage of material. Material is then cooled in air and/or by treating it with at least one low-boiling solvent. The latter is removed and material is further dried under isometric conditions. Final product is characterized by high rupture strength and considerable pore volume. EFFECT: enabled continuous manufacture and avoided multistep treatment of initial film with organic solvent. 8 cl, 1 dwg, 3 tbl, 7 ex