baber/WOPTO huggingface dataset:
Patent RU-2237655-C2 (RU)
Inventor: KLINGLER FRANTS DITRIKH
IPC: C07C213/00
Filed: 2000-01-11
Granted: 2004-10-10
Abstract: FIELD: organic chemistry, chemical technology. 
     SUBSTANCE: invention relates to the more effective method for preparing L-phenylephrine hydrochloride in industrial scale as compared with the known art. Prochiral N-benzyl-N-methyl-2-amino-m-hydroxyacetophenone hydrochloride is subjected at the first stage to (a) asymmetric hydrogenation using catalytic system involving [Rh(COD)Cl] 2  and chiral bidentate phosphine ligand representing (2R,4R)-4-(dicyclohexylphosphine)-2-(diphenylphosphinomethyl)-N-methylaminocarbonylpyrrolidine in the presence of a solvent; at the second stage (b) reductive debenzylation is carried out using palladium and hydrogen. As ligand, (2R,4R)-4-(dicyclohexylphosphine)-2-(diphenylphosphinomethyl)-N-methylaminocarbonylpyrrolidine immobilized on polymer can be used. Stage (a) is carried out usually in the presence of a base in the range of temperatures from 40 to 100 o C and under pressure from above 1 to 100 bars. 
     EFFECT: improved preparing method. 
     23 cl, 1 sch, 4 ex
Patent RU-2229912-C2 (RU)
Inventor: MAKAROV V P
IPC: A62C37/00
Filed: 2002-01-28
Granted: 2004-06-10
Abstract: FIELD: automatic fire-fighting equipment including aerosol generators with electric triggers. SUBSTANCE: trigger device includes one transistor, two tiristors, namely trigger and auxiliary tiristors, photon-coupled tiristor VU, three diodes, one light-emitting diode, four resistors and one socket connector. All above components are connected in accordance with described scheme. EFFECT: possibility of automatic control of aerosol generator trigger circuit serviceability, provision of sound alarm generation in the case of trigger circuit failure, prevention of short circuit as the reason of "welding" wires inside aerosol generator due to high temperature effect during generator charge combustion. 3 dwg
Patent RU-2215644-C2 (RU)
Inventor: CHAPLYGIN B A
IPC: B24D3/22
Filed: 2002-01-28
Granted: 2003-11-10
Abstract: FIELD: mechanical engineering. SUBSTANCE: invention can be used in manufacture of grinding wheels for centerless grinding. Mass contains abrasive material and vulcanite binder. Abrasive capacity of abrasive material is equal to 30- 40% of abrasive capacity synthetic corundum. EFFECT: reduced cost of grinding wheels at preservation of their operating properties. 1 tbl
Patent RU-2294471-C2 (RU)
Inventor: SIPOLLA DZHIOVANNI
IPC: F16K5/06
Filed: 2002-07-22
Granted: 2007-02-27
Abstract: FIELD: mechanical engineering; ball valves. 
     SUBSTANCE: design peculiarity of proposed sectional toroidal gasket for ball valves is provision of support in form of ring made of polytetrafluoroethylene connected with gasket made of elastomer, being connected with support by cementing. 
     EFFECT: improved reliability of gasket. 
     2 cl, 2 dwg
Patent RU-2230025-C2 (RU)
Inventor: USHAKOV O S
IPC: C01B19/02
Filed: 2002-08-19
Granted: 2004-06-10
Abstract: FIELD: inorganic chemistry, chemical technology. SUBSTANCE: invention relates to a method for preparing elemental tellurium and can be used for preparing tellurium isotopes used in medico-biological investigations and in devices of biological control. Method involves treatment of tellurium hexafluoride with alkali alcoholic solution and interaction of the prepared tellurium compound alcoholic solution with hydrochloric acid firstly and then with a mixture sulfurous anhydride in pyridine and hydrazine-containing solution where reducing reaction of elemental tellurium occurs and it is precipitated. Precipitate is isolated from weakly acid reaction mixture by filtration. Reducing reaction with hydrochloric acid and mixture of sulfurous anhydride in pyridine and hydrazine-containing solution is carried out for two stages: firstly, the main amount of tellurium is precipitated from reaction mixture and then from filtrate its remaining part. The yield of elemental tellurium no containing impurities of tellurium oxides is 96%, not less. EFFECT: improved preparing method. 1 ex
Patent RU-2237179-C2 (RU)
Inventor: IVANOV V V
IPC: F02C7/28
Filed: 2002-09-09
Granted: 2004-09-27
Abstract: FIELD: aircraft industry. 
     SUBSTANCE: invention relates to gas-turbine engines of aircraft and ground application. Proposed gas-turbine engine is provided with labyrinth seal of rotor of turbine and nozzle assembly arranged between turbine disks. Labyrinth seal is placed in zone of changing of disc hub into disk plate. Ring slot jet is made between disk plate at labyrinth seal inlet on diameter D from side of trailing edges of rotor working blades, and axial ring projection of labyrinth. Said ring slot jet, width h, is connected at inlet with space to feed cooling air, and at outlet, with gas space at h/D= 0.0001-0.002. 
     EFFECT: improved economy characteristics of engine by decreasing leakage of cooling air through seals. 
     3 dwg
Patent RU-2231565-C2 (RU)
Inventor: SVETLICHNYJ N I
IPC: C23C8/26
Filed: 2002-09-13
Granted: 2004-06-27
Abstract: FIELD: mechanical engineering. 
     SUBSTANCE: method involves providing induction hardening of necks, flutes and ends, followed by chemical-thermal processing. 
     EFFECT: increased service life, strength, thermal stability, and wear resistance and enhanced reliability in operation of crankshaft. 
     4 cl, 2 dwg
Patent RU-2241334-C2 (RU)
Inventor: MORIKAVA MITIO
IPC: A21C3/02
Filed: 2002-02-14
Granted: 2004-12-10
Abstract: FIELD: food-processing industry, in particular, equipment for rolling of food dough into continuous strips. 
     SUBSTANCE: apparatus has lower frame with transportation member for unidirectional transporting of dough. Group of dough rolls is positioned in upper frame arranged above lower frame. Dough rolls are disposed in closed line for rotation. Upper frame is positioned for up and down displacement relative to lower frame for cleaning of dough transportation member. 
     EFFECT: increased efficiency owing to simplified cleaning and repair procedures. 
     6 cl, 3 dwg
Patent RU-2243539-C2 (RU)
Inventor: MUKHAMEDJAROV R D
IPC: G01N21/17
Filed: 2002-11-20
Granted: 2004-12-27
Abstract: FIELD: optics. 
     
     
       SUBSTANCE: proposed method involves use of modulated radiation source, light splitter, tray, two photodetector units with demodulators, calculating unit, and display unit. 
     
     
       EFFECT: enhanced precision of substance concentration measurements. 
     
     
       1 cl, 1 dwg, 1 tbl
Patent RU-2287780-C2 (RU)
Inventor: ZAULER JURGEN
IPC: G01D3/08
Filed: 2001-05-04
Granted: 2006-11-20
Abstract: FIELD: test equipment. 
     SUBSTANCE: signal processing device intends for identification of detonation knocks at operation of internal combustion engine. Signals, produced by detonation burning signals, are subject to digital processing. Operations for detecting malfunctions are performed. For the purpose two different functions of inspection are provided. When first one is in action, test pulse is sent to specific area of circuit. When second function is in action, supply of detectors' signals is stopped. In any case reaction of analog and digital parts of circuit is controlled due to comparison of signal at output of digital part with corresponding threshold value. Ability of inspection of serviceability of digital and analog parts of circuit is provided for the whole device and especially of signal processing integral circuit. 
     EFFECT: ability of detection of malfunctions at signal digital processing. 
     9 cl, 1 dwg
Patent RU-2250324-C2 (RU)
Title: Способ кладки стены из кирпича и устройство для его осуществления
Inventor: BAGROV I B
IPC: E04G21/22
Filed: 2002-12-02
Granted: 2005-04-20
Abstract: Изобретение относится к области строительства, а именно к технологии и техническим средствам для кладки стен из штучного элемента (кирпича, шлакоблоков и т.п.) объектов гражданского и промышленного строительства. Технический результат: упрощение технологии перемещения кирпича с линии подачи на линию кладки при упрощении используемых технических средств и повышение качества кладки. Способ кладки стены из кирпича включает перемещение кирпича с линии подачи на линию кладки по криволинейной траектории и обработку его вяжущим материалом, при этом кирпич перемещают вращательным движением в горизонтальной плоскости по дуге окружности на линию кладки, с одновременной подачей необходимого количества вяжущего материала к свободному торцу кирпича, оказывают на кирпич давление, достаточное для равномерного распределения вяжущего материала в промежутке между торцами кирпичей, при этом в процессе укладки каждого очередного кирпича в стену центр вращения перемещают вдоль линии кладки на величину, равную длине кирпича. Описано устройство для кладки стены из кирпича указанным способом. 2 н.п. ф-лы, 2 ил.
Patent RU-2242884-C2 (RU)
Inventor: KVASENKOV O I
IPC: A23L21/10
Filed: 2002-12-11
Granted: 2004-12-27
Abstract: FIELD: canned food industry. 
     SUBSTANCE: method involves introducing into syrup of stewed canned fruit 0.2-0.5 wt% of preparation produced from Mortierella globulifera micromycet biomass by predetermined process. 
     EFFECT: improved organoleptical properties and reduced corrosive activity of base product. 
     2 tbl
Patent RU-2252627-C2 (RU)
Inventor: KVASENKOV O I
IPC: A23L21/10
Filed: 2003-02-07
Granted: 2005-05-27
Abstract: FIELD: production of structured food products from plant material. 
     SUBSTANCE: method involves using structurizer such as mixture of carragheenan and preparation produced from Mortierella humilis micromycet biomass by predetermined process, said mixture components being used in weight ratio of 7:6. 
     EFFECT: reduced consumption of structurizer while keeping structural-mechanical and organoleptical properties of base product.
Patent RU-2242856-C2 (RU)
Inventor: CHUPANOV M A
IPC: A01B39/16
Filed: 2003-02-13
Granted: 2004-12-27
Abstract: FIELD: agricultural engineering. 
     SUBSTANCE: apparatus has frame 1 and rotary hoe 2 mounted on frame 1 and controlled by means of hydraulic drive cylinder 3, double-arm probe 4 biased by spring 5 to adjustable stop 6, hydraulic pipelines 7, 8, and valve-type hydraulic distributor 9 rigidly mounted on tine of rotary hoe 2. Hydraulic distributor 9 has casing, closure and slide valve. Hydraulic distributor casing is equipped with two openings. Conical slots are formed in pressure cavity 13 and drain cavity 14 of hydraulic distributor. Slide valve has conical connecting webs defining gaps symmetrical with respect to axis of symmetry and developed into horizontal plane. Two other openings of casing are communicated via hydraulic pipelines 7, 8 with hydraulic drive cylinder 3. Two marks are indicated on closure, namely R (right-hand hydraulic distributor) and L (left-hand hydraulic distributor), said marks being equally spaced from closure axis, and mark M is applied to slide valve pin. 
     EFFECT: simplified construction of hydraulic distributor and increased efficiency of apparatus. 
     3 cl, 3 dwg
Patent RU-2271247-C2 (RU)
Inventor: SAMSON RENE
IPC: B01J8/26
Filed: 2001-07-17
Granted: 2006-03-10
Abstract: FIELD: catalyst regeneration processes. 
     SUBSTANCE: process comprises introducing catalyst into dense fluidized bed maintained in reactor at catalyst density 300 to 900 kg/m 3 , passing mixture of exhausted and regenerated catalysts from dense fluidized bed to fast fluidized bed formed in regenerator reactor, making the mixture contact oxidizing gas in fast, more rarefied fluidized bed at catalyst density 50 to 400 kg/m 3 , and obtaining regenerated catalyst from more rarefied fluidized bed. A portion of regenerated catalyst is discharged from regenerator while the rest of regenerated catalyst is recycled into dense fluidized bed. Regenerator and a method for updating it are also claimed. 
     EFFECT: enhanced process efficiency. 
     6 cl, 5 dwg
Patent RU-2265124-C2 (RU)
Inventor: BELKIN V V
IPC: E21C41/30
Filed: 2003-02-25
Granted: 2005-11-27
Abstract: FIELD: mining industry, particularly for co-developing salt and platinum deposits. 
     SUBSTANCE: method involves detecting presence of platinum in non-soluble salt residue salt during salt deposit development; performing geological mapping of salt-bearing cavity and determining sand distribution in stratum above salt layer; drilling wells and bore pits and taking samples to determine platinum content; contouring sand deposits bearing platinum with concentration suitable for industrial development; cleaning surface; blocking out and excavating platinum-bearing sand; directing above sand to gravity separation plant; tying thereof with water in gravity separation plant to separate platinum therefrom. 
     EFFECT: increased complexity of deposit development.
Patent RU-2246492-C2 (RU)
Inventor: MIKHEL MJULEBAKH
IPC: C07D317/22
Filed: 1999-03-11
Granted: 2005-02-20
Abstract: FIELD: organic chemistry, herbicides. 
     SUBSTANCE: invention relates to new intermediate compounds used for synthesis of derivatives of 3-hydroxy-4-aryl-5-oxopyrazoline exerting herbicide effect. Invention describes compounds of the formula (IV)and (IVa):   wherein R 4  and R 5  form in common the group: -C-R 14 (R 15 )-C-R 16 (R 17 )-O-C-R 18 (R 19 )-C-R 20 (R 21 )-(Z 2 ) wherein each among R 14 , R 15 , R 16 , R 17 , R 18 , R 19 , R 20  and R 21  represents independently of one another hydrogen atom or (C 1 -C 4 )-alkyl. Invention provides preparing new intermediate compounds that are useful for preparing the end product eliciting valuable herbicide properties. 
     EFFECT: improved preparing method. 
     24 tbl, 14 ex
Patent RU-2260582-C2 (RU)
Inventor: SUGIO NOBUNARI
IPC: C07C67/62
Filed: 2001-10-15
Granted: 2005-09-20
Abstract: FIELD: organic chemistry, chemical technology, pharmacy. 
     SUBSTANCE: invention relates to the improved method for isolating and purifying pravastatin or its pharmacologically acceptable salt from impurities of pravastatin analogues. Method involves extraction of pravastatin or its pharmacologically acceptable salt comprising impurities of pravastatin analogues with organic solvent of the formula: CH 3 CO 2 R wherein R represents alkyl comprising 3 or 4 carbon atoms. Also, invention relates to the improved method for isolating or purifying pravastatin or its pharmacologically acceptable salt that involves decomposition of impurities by using inorganic acid or that involves removing compound of the formula (I):   by using inorganic solvent. Also, invention relates to the composition comprising pravastatin sodium salt and compound of the formula (I) taken in the amount 0.1 wt.-% or less with respect to the amount of pravastatin sodium salt. Method provides preparing the end product of the high purity degree. 
     EFFECT: improved purifying method. 
     18 cl, 1 tbl, 8 ex
Patent RU-2277079-C2 (RU)
Inventor: BETCHER ARND
IPC: C07C209/72
Filed: 2001-10-09
Granted: 2006-05-27
Abstract: FIELD: chemistry of aromatic compounds. 
     SUBSTANCE: proposed method includes bringing the non-substituted mononuclear aromatic compound in contact with gaseous hydrogen in presence of at least one catalyst in reaction column at passing the reaction components through catalyst (catalysts) fixed in reaction column; hydrogenation is performed in such way that cyclo-aliphatic compounds escape through  side  outlet  or lower part of column or from  side outlet and lower parts of column. 
     EFFECT: enhanced selectivity of hydrogenation and increased yield of products. 
     11 cl, 2 dwg, 1 tbl, 1 ex
Patent RU-2274208-C2 (RU)
Title: Способ производства желейного мармелада
Inventor: KVASENKOV OLEG IVANOVICH
IPC: A23L21/10
Filed: 2003-07-18
Granted: 2006-04-20
Abstract: Изобретение относится к пищевой промышленности, а именно к технологии кондитерского производства. В соответствии со способом сироп готовят с использованием сахара, пектина и водного экстракта смеси чая черного байхового, чая зеленого байхового и кожуры апельсина, при разделке добавляют лимонную кислоту, лактат натрия, ароматизатор «Лимон» и препарат, полученный из биомассы микромицета Mortierella exigua по заданной технологии, разливают, формуют, сушат и фасуют готовые изделия. Изобретение позволяет получить мармелад с широким спектром витаминной активности и необычным приятным сочетанием органолептических свойств.
Patent RU-2260336-C2 (RU)
Title: Method for preparing jelly marmalade
Inventor: SHAZZO F R
IPC: A23L21/10
Filed: 2003-07-18
Granted: 2005-09-20
Abstract: FIELD: food industry, confectionary industry. 
     SUBSTANCE: for the purpose to obtain jelly marmalade with a wide spectrum of vitamin activity and unconventional pleasant combination of organoleptic properties one should prepare the syrup by applying sugar, pectin and an aqueous extract of the mixture of baikhovi black tea, baikhovi green tea, Centaurea flowers, calendula flowers, mountain cranberry leaves, hibiscus flowers and dog rose fruit. While preparing it is necessary to supplement the syrup with citric acid, sodium lactate, "Mountain cranberry" and "Cream" aromatizing agents and a preparation obtained out of Mortierella globalpina micromycete biomass by the preset technique to be further spread, formed, dried and packed as ready-to-use products. 
     EFFECT: higher efficiency.
Patent RU-2277476-C2 (RU)
Title: Состав, структура и узел проходной трубки и закрывающего средства для контейнера с текучим материалом
Inventor: LING MAJKL T K
IPC: A61J1/14
Filed: 2002-01-04
Granted: 2006-06-10
Abstract: Изобретение относится к закрывающим средствам для контейнеров с текучими материалами и, более конкретно, к узлам проходных трубок для контейнеров с медицинскими жидкостями. Устройство содержит проходную трубку и мембранную трубку. Проходная трубка имеет первый слой и второй слой, причем первый слой является полимерной смесью, второй слой расположен коаксиально внутри первого слоя, а мембранная трубка расположена коаксиально внутри проходной трубки, мембранная трубка имеет наружный слой, срединный слой и внутренний слой. Настоящее изобретение позволяет создать не содержащую ПВХ проходную трубку, не содержащую ПВХ мембранную трубку и не содержащий ПВХ узел проходной трубки для использования в контейнерах с текучим материалом. 3 н. и 38 з.п. ф-лы, 2 ил.
Patent RU-2308068-C2 (RU)
Inventor: BAGORKOV ROMAN NIKOLAEVICH
IPC: G05B1/00
Filed: 2003-11-06
Granted: 2007-10-10
Abstract: FIELD: rocketry, possible use for building accelerometer measuring complexes of control systems. 
     SUBSTANCE: device uses following orientation of sensitivity axes of four accelerometers: three sensitivity axes compose an orthogonal system of coordinates, and sensitivity axis of the fourth one makes a similar angle with them, while the device, except accelerometers, also contains means for computing apparent acceleration, four adding blocks, three comparators, decoder and commutator. 
     EFFECT: decreased mass-dimensional characteristics of measuring complex of aircraft control system, increased reliability of its operation. 
     3 dwg
Patent RU-2267855-C2 (RU)
Inventor: RUDAKOV EVGENIJ ALEKSEEVICH
IPC: H02K19/06
Filed: 2003-12-25
Granted: 2006-01-10
Abstract: FIELD: electric engineering, namely, engineering of electric machines, in particular, electric engines, possible use, for example, for steering servo of an aircraft autopilot for manufacturing simplified electric engine with higher specific energy coefficients. 
     SUBSTANCE: electric engine consists of rotor with magnetic drive, shaft, bearing lids of non-magnetic material, stator, having U-shaped poles, positioned radially and evenly along circle. Engine is made of two stator parts. Each part of stator is made of one winding, U-shaped poles, positioned on own frame, made of cylindrical part and side walls with radial slits, carrying U-shaped poles. Frames are connected by ends. Poles of one part of stator are positioned in the middle between polar space of another stator part. Rotor poles are magnetically connected to poles of each stator part, are made of same set of rectangular poles with height of side plates being less, than height of middle plates forming additional shelf. Poles of rotor are mounted along engine axis, in slits of non-magnetic bushings, pinned on a shaft on both ends, held in upper part and on end sides. Each frame is made of dielectric material with low heat expansion coefficient. Side walls of frames are made in form of flat thin discs, outer surfaces of which are made with projecting ribs for mounting and holding stator poles on them. Frames are connected by ends and equipped with holding ring and coupling screws, ends of which are held in bearing lids. Value of air gap between rotor and stator poles ranges from 0,25 to 0,8 millimeters. Transverse width of middle plates of rotor poles, forming a shelf towards air gap, is limited by 80-85%. Engine can be made with three-positioned or neutrally positioned switch and with diodes connected to beginnings of windings, or with enabling two-polar device. 
     EFFECT: increased reliability, simplified construction, increased specific energy coefficients. 
     5 cl, 9 dwg
Patent RU-2263893-C2 (RU)
Inventor: OBUKHOV V V
IPC: G01N1/00
Filed: 2003-12-24
Granted: 2005-11-10
Abstract: FIELD: testing engineering. 
     SUBSTANCE: method comprises suspending the specimen of the material in air, measuring its volume, setting it in the pressure-tight measuring chamber that can be in communication with the atmosphere, evacuating the chamber, and measuring the weight of the specimen after evacuation.  The volume of closed pores is determined from the formula V cl  = ΔG sp /ρ air  - G sp /ρ fr , and the volume of open pores is determined from the formula V op  = V - ΔG sp /ρ air , where V cl  is the volume of closed pores in cm 3 , ΔG sp  is the variation of the weight of the specimen after evacuation in g, ρ air  is the air density in g/cm 3 , G sp  is the weight of the specimen in air in g, ρ fr  is the density of the material of the frame in g/cm 3 , V op  is the volume of open pores in cm 3 , and V is the volume of the specimen in cm 3 .  The device comprises pressure-tight measuring chamber for the specimen to be analyzed.  The chamber can be in communication with the atmosphere and is connected with the vacuum pump and receives the pickup of movements and housing of the oil damper.  The top end of the pillar is provided with the unit of vertical movements which is provided with top end of the spring through the rigidity controller.  The specimen, oil damper, and sensor of the pickup of movements can be secured to the bottom end of the spring. 
     EFFECT: enhanced accuracy and simplified procedure of measuring. 
     2 cl, 1 dwg
Patent RU-2277091-C2 (RU)
Inventor: MOCHALOV SERGEJ SERGEEVICH
IPC: A61P25/08
Filed: 2004-01-30
Granted: 2006-05-27
Abstract: Изобретение относится к 6-(4'-хлорбензоил)-7-(N-4''-нитробензоил)амино-1,4-бензодиоксану и его аналогам общей формулы I, обладающим противосудорожной активностью 
     
       
     
     где R'=алкил(С 3 -С 4 ), Ar-Х (Х=Н, п-СН 3 , о-, п-Hal); R''=CH 2 CI, Ar-X (X=п-СН 3 , м-, п-ОСН 3 , п-NO 2 , 2-тиофенил, 6-бензо-1,4-диоксанил). Технический результат - получение новых соединений, которые могут быть использованы в фармакологии. 3 табл.
Patent RU-2290929-C2 (RU)
Inventor: IKEDA KEN
IPC: A61P25/02
Filed: 2002-07-08
Granted: 2007-01-10
Abstract: Изобретение относится к области фармакологии и касается фармацевтической композиции для угнетения сенсорного нерва, чувствительного к капсаицину, для терапии интерстициального цистита, нарушений в нижних отделах мочевых путей и абактериального простатита, содержащей хинуклидин-3'-ил-1-фенил-1,2,3,4-тетрагидроизохинолин-2-карбоксилат, обладающей повышенной эффективностью. 4 н. и 1 з.п. ф-лы, 1 ил., 2 табл.