baber/WOPTO huggingface dataset:
Patent RU-2117673-C1 (RU)
Title: Method of chitosan preparing
Inventor: IVANOV A V
IPC: C08B37/08
Filed: 1995-12-26
Granted: 1998-08-20
Abstract: FIELD: biotechnology, polymers. SUBSTANCE: fungi of species oyster mushroom are subjected for deproteinization and demineralization to obtain chitin followed by deacetylation of the latter with 50% solution of 120-130 o C at 120-130 C for 1-2 h. Obtained chitosan exhibits high level of deacetylation and high degree of polymerization. Chitosan can be used in medicine, chemical, textile, paper and food industries. Chitosan is a natural high-molecular compound. EFFECT: improved method of preparing.
Patent RU-2136454-C1 (RU)
Inventor: KHORST JEGER
IPC: B23C5/00
Filed: 1995-02-15
Granted: 1999-09-10
Abstract: Изобретение относится к инструменту для обработки резанием. Технический результат: создание фрезы, пригодной для работы с высокими окружными скоростями, при которых возникают высокие центробежные силы. Фреза состоит из корпуса и распределенных по его периметру держателей для режущих пластин из твердого инструментального материала. Торцевая сторона корпуса содержит центральную поверхность и окружающую ее в виде венца периферийную поверхность. Уровень высоты периферийной поверхности выступает над уровнем высоты центральной поверхности таким образом, что между обеими поверхностями образуется уступ, окружающий ось вращения по типу кольца, держатели имеют на своем основании сопряженный уступ, который взаимодействует с уступом корпуса с геометрическим замыканием. Сопряженный уступ закреплен с натягом относительно торцевой стороны корпуса. На торцевую сторону основного тела надет удерживающий диск. Он охватывает размещенными по своему периметру приблизительно радиально открытыми наружу пазами держатели сбоку и сзади в основном с геометрическим замыканием. 20 з.п.ф-лы, 10 ил.
Patent RU-2107524-C1 (RU)
Title: Aerosol flameless fire-extinguishing compound
Inventor: SERGIENKO A D
IPC: A62D1/00
Filed: 1996-02-28
Granted: 1998-03-27
Abstract: FIELD: fire-extinguishing compounds. SUBSTANCE: the offered fire-extinguishing compound contains oxidizer in form of potassium nitrate and/or potassium perchlorate, or their mixture, hydrogen-fee fuel-carbon black, binding and cementitious agent in form of water glass or gypsum, or chalk, or their mixture. Oxidizer-fuel ratio is within (6.5-7.0):l. The mixture contains the following quantities of components, wt.%: oxidizer 58.5-77.0; fuel 9.0-11.0; binding and cementitious agent 12.0-32.5. EFFECT: higher efficiency. 1 tbl
Patent RU-2104340-C1 (RU)
Inventor: PASHIN E L
IPC: D01G1/00
Filed: 1996-03-22
Granted: 1998-02-10
Abstract: FIELD: textile industry. SUBSTANCE: method involves picking apart linen filaments in direction transverse to tape made from these filaments and simultaneously compressing tape at uniform distance from picking apart station. Prior to stapling procedure, filaments are subjected in alternation to crumpling and reciprocating shifting of filaments transverse to tape. EFFECT: increased quality of filaments by reduced density, uniform length and width and improved cleaning of filaments from nonfibrous contaminants. 2 cl, 1 dwg
Patent RU-2094284-C1 (RU)
Inventor: PEREPECHKIN EVGENIJ F
IPC: B62D55/24
Filed: 1996-05-28
Granted: 1997-10-27
Abstract: FIELD: transport engineering; crawler vehicles. SUBSTANCE: in load bearing belt of track belt consisting of alternating layers of rubber and cord cloth, cord cloth layers are strained owing to preliminary stretching, and drive plates are uniformly mounted on load bearing belt. Edges of drive plates are arranged at right angle relative to main part and have involute outline. EFFECT: enlarged operating capabilities. 2 cl, 3 dwg
Patent RU-2107384-C1 (RU)
Title: Microwave modulator
Inventor: MAMATOV ALEKSEJ IVANOVICH
IPC: H03C7/02
Filed: 1996-09-24
Granted: 1998-03-20
Abstract: FIELD: broad-band systems for transmitting and distributing data streams among physical entities in general and multichannel optoelectronic data signal transmission and switching systems, in particular. SUBSTANCE: microwave modulator has Y-circulator incorporating three waveguide arms and ferrite inserts placed in a relative spaced relation on inner walls of circulator waveguide whose first arm functions as input of fixed-frequency carrier waves; one of circulator arms is connected to absorbing load and its other arm functions as output of modulated waves; novelty is that N carrier waves of different frequencies are applied to its first arm and N plugs are inserted in gap between ferrite inserts; plugs possess ferromagnetic properties and are arranged so that each of them is found within field of its respective inductance coil mounted on external side of circulator waveguide; N various modulating signals are applied to coils. First arm functions as input of N carrier waves fed through coaxial-to-waveguide adapter and ferrite valve; second arm is used as output connected to amplitude limiter and coaxial-to-waveguide adapter; absorbing load is connected to third arm. Multichannel microwave modulator incorporates provision for phase modulation in each channel and their addressing. This makes it possible to produce telephone exchanges without traditional switching systems. EFFECT: simplified channel-forming systems, reduced size of integrated circuits by two or more orders of magnitude. 2 cl, 1 dwg
Patent RU-2138888-C1 (RU)
Title: Radio frequency power adder
Inventor: KHONG-KI KIM
IPC: H01P1/10
Filed: 1996-09-30
Granted: 1999-09-27
Abstract: FIELD: radio engineering. SUBSTANCE: radio frequency power adder has a number of transmission lines having a number of input leads and one output lead connected to input leads in common connection point, first characteristic transmission line impedance placed between output lead and common connection point, second and third characteristic transmission line impedances placed between common connection point and input leads. Length of transmission line corresponding to characteristic impedance is equal to λ 0 /4, where λ 0  is wave length on central frequency of signal. Adder also has a number of radio frequency switches placed between input leads and third characteristic transmission line impedance for transmission and blocking of radio frequency signal fed to input leads. EFFECT: design of adder suitable for operation at high power level. 6 cl, 10 dwg, 3 tbl
Patent RU-2135274-C1 (RU)
Title: Mixer of flows of gases with different temperatures intended specifically for reactors of heterogeneous exothermic synthesis
Inventor: UMBEHRTO TSARDI
IPC: B01J8/04
Filed: 1995-02-25
Granted: 1999-08-27
Abstract: FIELD: gas processing. SUBSTANCE: proposed mixer of flows of gases with different temperatures intended specifically for reactors of heterogeneous exothermic synthesis has air space 11 where flow A of hot gas collects, ring hole 12 through which flow A of hot gas emanates from air space 11 and perforated distributor 13 for flow B of cooling gas placed under air space 11. Air space 11 has constant thickness corresponding to size of ring hole 12. Relation of width of ring hole 12 to thickness of air space 11 amounts to 0.2 to 1.0. EFFECT: compensation for local changes of speed of flow A of hot gas emanating from air space 11. 15 cl, 3 dwg, 2 tbl
Patent RU-2152326-C1 (RU)
Title: Passage in ship stem having aerodynamic profile
Inventor: PETROMANOLAKIS EHMMANUEHL E
IPC: B63B1/06
Filed: 1996-02-20
Granted: 2000-07-10
Abstract: FIELD: shipbuilding. SUBSTANCE: passage has sections of wall for mounting them on fore extremity of ship. Channel is formed by extremity and inner surface of passage. It is mounted on outer surface along front surface of this extremity. Passage has closed lower portion. At above-mentioned section of side wall passage rises above waterline. Passage separates flow of air passing through channel from flow passing beyond it. Each section of walls has aerodynamic profile which is longitudinal relative to ship. Sections of walls with aerodynamic profile have leading edge forming at least one inlet hole and trailing edge forming at least one outlet hole. Above-mentioned sections of walls have convex inner surfaces. Channels for flow of water first converge and then diverge in way of ship's stern. Convex surfaces increase rate of flow of water through channels as compared with rate of flow of water around outer of stem passage, thus reducing pressure inside passage. EFFECT: improved service properties of ship. 9 cl, 16 dwg
Patent RU-2121288-C1 (RU)
Inventor: JI SONG PARK
IPC: A47L9/00
Filed: 1996-12-18
Granted: 1998-11-10
Abstract: FIELD: domestic equipment. SUBSTANCE: remote control vacuum cleaner adapted for automatic motion has housing with dust sucking opening, drive device for reciprocating the housing in forward and backward directions, drive device for reversing the housing so as to move it to the left and to the right, and controller for controlling operation of these devices. Controller uses ultraviolet light or wire and wireless connection for free movement of housing. EFFECT: increased efficiency by remote control movement of vacuum cleaner, increased convenience and effective cleaning of premises. 5 cl, 10 dwg
Patent RU-2114830-C1 (RU)
Title: Method of preparing polymerization inhibitor of unsaturated hydrocarbons
Inventor: PATANOVA I M
IPC: C08K5/16
Filed: 1996-12-20
Granted: 1998-07-10
Abstract: FIELD: chemical industry. SUBSTANCE: present invention describes method of preparing polymerization inhibitor of unsaturated hydrocarbons based on 2,2′,6,6′-tetramethyl-4-oxopiperidin-1- oxyl. The claimed method comprises oxidation of 2,2′,6,6′- tetramethyl-4-oxopiperidine with hydrogen peroxide in the presence of carbon dioxide in amount of 0.03-2 wt % as catalyst. Stock includes hydrocarbon fraction which contains at least 85 wt % 2,2′,6,6′-tetramethyl-6- oxopiperidine. Oxidation is accompanied by presence of water or organic solvent and also trilone B. The desired product is recovered by extraction with organic extracting agent and is subsequently distilled. 5 to 95 wt % extracting agent is distilled. The claimed method makes it possible to simplify preparation of polymerization inhibitor increase its yield and improve efficiency. EFFECT: more efficient preparation method. 5 tbl, 7 tbl
Patent RU-2135730-C1 (RU)
Title: Process of borehole drilling
Inventor: STEFURAK ROMAN IVANOVICH
IPC: E21B7/00
Filed: 1997-01-13
Granted: 1999-08-27
Abstract: FIELD: gas and oil production, drilling of vertical and inclined boreholes. SUBSTANCE: in accordance with invention rock breaking tool is rotated relative to face of borehole with speed ω, axial force on rock-breaking tool is fixed, speed ω is varied till its nonresonance value determined from solution of linear differential equation of fourth order with regard to sagging of arrangement of bottom part of drill pipe string with which lateral force acting on drill bit does not exceed deviation of drill bit on face is established. After this deviation of drilling of borehole from previous value is corrected by increase or decrease of axial force with preservation of drilling azimuth. Usage of invention ensures reduction of amplitude of lateral vibrations of bottom part of drill pipe string and 12% increase on the average of speed of drilling of borehole. EFFECT: reduced amplitude of lateral vibrations of bottom part of drill pipe string and increased speed of drilling. 2 dwg, 1 tbl
Patent RU-2111012-C1 (RU)
Inventor: L VOV VJACHESLAV LEONIDOVICH
IPC: A61K39/40
Filed: 1997-04-15
Granted: 1998-05-20
Abstract: Вакцинный препарат содержит Ви-антиген из Salinonella typhi, обработанный рибонуклеазами и проназой и очищенный гель-фильтрацией, а также гидрофосфат и ортофосфат натрия и фенол для консервации. Препарат по своим иммуногенным свойствам не уступает наиболее близкому зарубежному аналогу и может быть успешно использован в качестве специфического протективного средства при брюшном тифе. 8 табл.
Patent RU-2119178-C1 (RU)
Title: Neutron detector
Inventor: PONOMAREV-STEPNOJ N N
IPC: G01T3/06
Filed: 1997-04-25
Granted: 1998-09-20
Abstract: FIELD: fast neutron detectors, realization of method of registration of hidden explosives and narcotics. SUBSTANCE: fast neutron detector includes fibrous module assembled from layers of polymer scintillating optical fibres laid in turn in two mutually perpendicular directions and electron-optical system recording optical radiation. Diameter of individual fibres is chosen from relation D D~L/2, L/2, where L is length of free path of recoil proton in material of fibre. Electron-optical recording system is manufactured in the form of position-sensitive photodetectors optically ganged with corresponding faces of parallelepiped. Length of layers of fibrous module in each direction equals size of proper face of this module. Electron-optical system of detector has local optical subsystems which make proper element of position-sensitive photodetector correspond to each fibre. EFFECT: improved operational characteristics of detector by determination of three coordinates of first interaction of neutron with material of fibres. 1 cl, 1 dwg
Patent RU-2129139-C1 (RU)
Inventor: KURGANOV V M
IPC: C10G65/12
Filed: 1997-07-01
Granted: 1999-04-20
Abstract: FIELD: motor fuels. SUBSTANCE: oil stock is subjected to hydrogenation processing in three reaction zones in presence of catalysts at elevated temperature and pressure. Catalyst in the first reaction zone contains 1.5-3.0 wt % cobalt or nickel oxide, 4.0-8.0 wt % molybdenum oxide, and alumina to 100%. In the second reaction zone, catalyst contains, wt %: nickel oxide 2.5-4.2, molybdenum oxide 9.0-15.0, phosphorus oxide 0.5-1.5, ultrastable zeolite NH 4 Y 5.0-16.0, and alumina, the balance. In the third reaction zone, catalyst contains, wt %: nickel oxide 2.5-4.2, molybdenum oxide 9.0-15.0, phosphorus oxide 0.5-1.5, ultrastable zeolite NH 4 Y 17.0-30.0, and alumina, the balance. Ratio of catalyst charges varies from 1:4:5 to 1:14:15. EFFECT: increased yield of desired products and selectivity of process. 2 cl, 1 tbl, 3 ex
Patent RU-2124419-C1 (RU)
Title: Device for control of precision of workpiece machining
Inventor: JURKEVICH V V
IPC: B23Q15/00
Filed: 1997-08-05
Granted: 1999-01-10
Abstract: FIELD: machining of workpieces. SUBSTANCE: the device body accommodates an arbor with a bearing mounted on it, it has also two grooves connected with the bearing. These grooves are used to feed oil under constant pressure, whose value is selected depending on the required precision of machinery. Each groove is made symmetrical with an angle of contact of 90 deg., and arranged processing from the position of its axis of symmetry in the plane passing through the tool nose. EFFECT: enhanced precision of workpiece machining due to enhanced precision of arbor rotation. 1 dwg
Patent RU-2116656-C1 (RU)
Title: Method for running geodetic survey using satellite global positioning systems and device which implements said method
Inventor: PRIKHODA A G
IPC: G01S7/36
Filed: 1997-07-31
Granted: 1998-07-27
Abstract: FIELD: receiving radio signals from satellite global positioning systems. SUBSTANCE: method involves rotational-linear movement of antenna of satellite receiver by means of device which has holder which carries inner and outer tubes which are mounted in one another. Inner tube is designed as rod with screw groove. Outer tube has shifter and finger which is matched to screw groove of rod. Its upper part has flange which is connected to horizontal rod with satellite antenna. Another claim of invention describes device design in which disk is mounted at angle to underlying terrain and is used for motion of remote stick which carries satellite antenna. EFFECT: decreased influence of multiple-track effects to received signal, increased precision of positioning. 7 cl, 3 dwg, 1 tbl
Patent RU-2112587-C1 (RU)
Title: Method and cartridge for removing impurities from the workspace air
Inventor: VOLODIN N I
IPC: B01J20/00
Filed: 1997-11-28
Granted: 1998-06-10
Abstract: FIELD: gas treatment. SUBSTANCE: invention relates to effluent gases from various production rooms and also to air purification and recovery means in rooms intended for carrying out electrotechnical operations. Air is filtered through absorption cartridge with absorption-filtration beds distinguished by that, in the air current direction, first sulfur-containing minerals or natural sulfur- containing minerals on inert carrier in mixture with activated carbon are placed followed by a bed comprising carbon-fibrous material Ц busofite impregnated with metal sulfide salts and inert filter material bed. In the air-purification cartridge, filter materials are packed in consecutively arranged, separated from each other beds fixed in sealed casing. Cartridge is connected to air duct with fan. EFFECT: enhanced air treatment efficiency. 6 cl, 1 dwg
Patent RU-2125959-C1 (RU)
Title: Container for storage and transportation of liquid
Inventor: ZAMILOV V D
IPC: B65D88/12
Filed: 1998-01-26
Granted: 1999-02-10
Abstract: FIELD: mechanical engineering; storage and transportation of liquids. SUBSTANCE: container has at least one device for filling in and/or draining the liquid. Matrix is placed inside container. matrix is capable of sorbing the filled in liquid physically and/or chemically reversibly. Matrix is not destructed in process of sorbing. EFFECT: enlarged operating capabilities. 4 cl, 1 dwg
Patent RU-2131640-C1 (RU)
Title: Secondary power supply
Inventor: MAGAZINNIK G G
IPC: H02M7/53862
Filed: 1998-01-12
Granted: 1999-06-10
Abstract: FIELD: electrical engineering, in particular, inverting power supplies for manual electric welding in argon and carbon dioxide mix. SUBSTANCE: device has single- phase bridge transistor inverter, which is connected to power rectifier and loaded to primary winding of power transformer in series of capacitor. Secondary winding supplies load through rectifier with zero terminal. Load and soothing choke are by-passed by reverse diode. Control system has current detector and setter, comparator and inverter control unit. Said unit is designed as active generator of alternating current of rectangular shape, high frequency and is supplied from power rectifier and is loaded by switching transformer, which four secondary windings are connected in series opposing to windings of pulse saturating transformer and is connected to bases of transistors of inverter. EFFECT: simplified design, increased reliability, decreased switching losses. 4 dwg
Patent RU-2148468-C1 (RU)
Title: Method and apparatus for continuous casting of deformed billets
Inventor: STULOV V V
IPC: B22D11/04
Filed: 1998-03-26
Granted: 2000-05-10
Abstract: FIELD: metallurgy. SUBSTANCE: method involves atomizing liquid metal in crystallizer; supplying inert gas; squeezing billet under process; gaging billet surface and providing continuous drawing; simultaneously supplying mixtures of two melts of two metals into center of crystallizer by means of two pouring vessels disposed one above the other; squeezing formable billet. First pouring vessel is filled with melt having lower crystallization temperature than melt poured into second pouring vessel. Second pouring vessel has stops with through openings. Ratio of melt mixture M1 with lower crystallization temperature and melt mixture M2 with higher crystallization temperature is M1=(0.01-0.25) M2. Crystallizer has first pair of reciprocating faces and opposite second pair of rotating faces. Upper part of crystallizer is made widened and inclined with respect to vertical plane. Lower pouring vessel has immersion cup with opposed through openings in its lower side wall. Opening axes are extending in parallel with crystallizer faces with widened portion in their upper part and make angle of 5-10 deg with respect to horizontal plane. Inner surface of through openings is configured in accordance with law: y=0.5 •x m , where m=2,3,4. Method allows billets of random profile and thickness with continuous surface to be produced from two melts. EFFECT: increased efficiency in producing billets with surface of improved quality and inner structure, enhanced reliability in operation of apparatus and improved maintenance of equipment. 3 cl, 2 dwg
Patent RU-2147405-C1 (RU)
Inventor: PRUDOVA L JU
IPC: A23C9/12
Filed: 1998-04-13
Granted: 2000-04-20
Abstract: FIELD: biotechnology, dairy industry. SUBSTANCE: ferment is prepared by culturing the symbiosis of mesophilic, thermophilic, lactic acid bacteria, acetic acid bacteria and by addition of cereals. The source of microorganisms symbiosis is the natural buttermilk microflora obtained in butter production by any method and rye grains are used as cereals source. Culturing is carried out at 19-21 C at stirring and shaking in each 4 h for 4-6 days. Additional feeding is carried out with defatted milk or buttermilk. At acidity 270-300 T rye grains are added to the mixture and culturing is continued under the same condition up to ferment acidity 300-350 T. Obtained consortium shows high resistance to contamination and ability to population autoregulation. Invention can be used for biopreserving waste production and its the following use as mixed feed. EFFECT: improved method of preparing, improved properties of consortium. 1 tbl, 3 dwg, 2 ex
Patent RU-2132441-C1 (RU)
Title: Button-type coded device
Inventor: VAKHRUSHIN L A
IPC: E05B37/16
Filed: 1998-04-28
Granted: 1999-06-27
Abstract: FIELD: automatic safeguarding devices. SUBSTANCE: device can be used in systems for automatic safeguarding of premises and any other objects. Button-type coded device has selection of pressure button-type members which control aforesaid device. Pressure button-type control members are made so as to permit operation of device depending on preset depth of depression of each button-type member. Button-type control members are adapted for possible pressure at determined pitch and with possibility of their return back to initial position. Aforesaid embodiment of coded device allows for enhancing secrecy together with preventing possibility of decoding by unauthorized persons. EFFECT: higher efficiency. 2 cl, 2 dwg
Patent RU-2141767-C1 (RU)
Inventor: SUSLOV N V
IPC: A23C19/032
Filed: 1998-05-29
Granted: 1999-11-27
Abstract: FIELD: food-production industry. SUBSTANCE: this can be used in dairy industry. According to method, introduced into milk is ferment of mesophilic lactic streptococci and ferment of mesophilic lactobacilli in the form of Lactobacillus casei in volumetric proportion of 0.1-0.2%. After second heating, granular cheese is salted with serum by solution of common salt in amount of 200-300 g of salt per 100 kg of milk. Cheese is then subjected to pressing during 1.5-2.5 h, after that it is salted in salt brine and is subjected to maturing during 25-30 days. Application of aforesaid method allows for directed regulation of lactic souring process together with upgrading quality of cheese and reduction of maturing period. EFFECT: higher efficiency. 2 ex
Patent RU-2137062-C1 (RU)
Title: Device for cooling water and accumulating cold
Inventor: CHUMACHENKO A D
IPC: F25D1/00
Filed: 1998-07-07
Granted: 1999-09-10
Abstract: FIELD: refrigerating engineering. SUBSTANCE: heat exchange elements of device are made in form of open horizontal reservoir, type "hammock" made from elastic material attached to frame whose one side is below other sides. Elements are shifted relative to one another in tiers in horizontal direction. Mounted inside these elements is grid made from highly heat-conducting material and provided with serrated upper edge projecting above level of water. Plate with serrated edge may be fitted on lower side of frame. Evaporators of refrigerating machine are mounted in heat-exchange elements. Heat-exchange elements are located helically. EFFECT: enhanced efficiency at cooling refrigerating agent and accumulating cold. 5 cl, 8 dwg