baber/WOPTO huggingface dataset:
Patent RU-2185356-C1 (RU)
Title: Ballistic-type solid propellant
Inventor: ZHURAVLEVA L A
IPC: C06B25/24
Filed: 2000-11-10
Granted: 2002-07-20
Abstract: FIELD: ballistic-type solid propellants, applicable in unguided aircraft rocket systems or systems of emergency rescue of pilot personnel. SUBSTANCE: propellant contains the following components at the following relation, mas. %: nitroglycerin, 18.0-26.0; dinitrotoluene or its mixture with dibutyl phthalate, 6.5- 19.0; centralyte or its mixture with diphenylamine, 1.5-3.0; burning stabilizer: magnesium oxide or chromium (III) - copper (II) oxide, 1.5-3.0; burning modifier - double-base lead stearate or lead (II) - nickel (II) phthalate each taken separately or each in a mixture with lead hydroxide or potassium hexanitrocobaltate and commercial carbon, 2.0-8.0; process additives: zinc stearate with industrial oil or sulforicinate or their mixture, 0.15-1.2; nitrocellulose, the balance. EFFECT: improved dependence of the burning rate on the temperature, enhanced burning rate, not forming the secondary flame past the engine nozzle. 2 cl, 1 tbl
Patent RU-2170974-C1 (RU)
Title: Contact bridge of electromagnetic switching device
IPC: H01H1/20
Filed: 2000-11-24
Granted: 2001-07-20
Abstract: FIELD: electrical engineering, design of low-voltage equipment, contactors and starters. SUBSTANCE: contact bridge of electromagnetic switching device has steel trough-shaped base carrying copper plate on internal side and contact straps containing silver on external side. Characteristic feature of invention is that at least part of contact straps containing silver in contact bridge of electromagnetic switching device has variable cross-section within limits of quarter of their height on side of contact surface and one strap containing silver as minimum has bevel of contact surface. Area of horizontal projection of it is 15% or more of total area of horizontal projection of contact strap. EFFECT: enhanced mechanical and switching wear resistance and reduced usage of silver to ensure required service life and switching wear resistance. 5 cl, 7 dwg
Patent RU-2185701-C1 (RU)
Title: Valve-type motor with permanent magnets on rotor for electrified transport
Inventor: KUCHINSKIJ V G
IPC: H02K29/06
Filed: 2000-12-18
Granted: 2002-07-20
Abstract: FIELD: electric drive systems for vehicles of all kinds. SUBSTANCE: system has at least one valve-type drive motor with permanent magnets on rotor. Multiphase stator winding of motor with minimum nine phases is divided into independent circuits, three phases per circuit. Power system of stator windings incorporates for each circuit DC voltage converter and separate current inverter with three-winding smoothing reactor. Magnetic core of the latter is built up of three separate magnetic circuits closed through air gaps. Intermediate magnetic circuit is enclosed by power winding and differentially connected auxiliary windings. One extreme magnetic circuit is enclosed by power winding only and other extreme one, by cumulatively connected auxiliary windings. Reactor coils are inserted in different circuits. Turn number of auxiliary windings is twice as small as that of power winding. EFFECT: reduced ripple currents in multicircuit electric drive system. 3 dwg
Patent RU-2180427-C1 (RU)
Title: Bullet of sporting gun cartridge for rifled weapon
Inventor: SOLOVOV A A
IPC: F42B12/34
Filed: 2001-03-19
Granted: 2002-03-10
Abstract: FIELD: bullets of sporting gun cartridges designed for shooting from weapon with a rifle bore, in particular expansive bullets deformed at hitting of animal tissues. SUBSTANCE: the bullet of sporting gun cartridge for rifled weapon has an logical head, leading section and a tail section made in the form of a truncated cone contracting to the rear end having a metal envelope made with a cut in the head and open from the end of the tail section, and a lead slug pressed in it, the envelope surface near the cut is made cylindrical with a diameter of the slug central section and is conjugate to the internal logical surface of the envelope head. The surface of the envelope near its front end is made tapered and conjugate to the logical outer surface of the envelope, in the bullet head the slug partially projects from the envelope to a distance of 0.3 to 0.7 of the bullet caliber. The side surface of the slug projecting section is conjugate to the outer surface of the envelope head, and near the top it changes either into a flat front tip, or into a tip in the form of a segment of a ball. EFFECT: enhanced accuracy of shooting and range of reliable hitting, as well as enhanced wounding power of the bullet. 5 cl, 2 dwg _
Patent RU-2190670-C1 (RU)
Title: Method for extracting metals from fine-ground clay-sludge ore and technogenic raw material
Inventor: DROBADENKO V P
IPC: C22B3/04
Filed: 2001-04-23
Granted: 2002-10-10
Abstract: FIELD: mining industry, metallurgy. SUBSTANCE: method involves charging basic raw material in column onto false bottom; supplying leaching solution from the bottom into column; upon introducing required amount of leaching solution at liquid : solid ratio of (0.25-0.5) : 1, interrupting supplying of leaching solution. As a result of processing basic material with leaching solution, productive solution and sludge are obtained. Method further involves washing sludge with ascending flow of washing solution and simultaneously displacing leaching solution, with flow speed of leaching and washing solutions being below basic material fluidizing rate. In case of complex metal extraction, basic material is processed with two or more leaching solutions supplied one after another. EFFECT: reduced consumption of leaching solution, increased concentration of useful components in productive solution. 4 cl, 1 dwg, 4 tbl
Patent RU-2188162-C1 (RU)
Inventor: MIKHAJLOV V A
IPC: C02F1/52
Filed: 2001-05-30
Granted: 2002-08-27
Abstract: FIELD: water treatment. SUBSTANCE: invention relates to methods for treating water of surface sources with predominance of mineral suspension therein. Invention is distinguished by that, in addition to cationic flocculant in essentially long (500 to 60000 m) pipeline used for mixing reagents with water and aggregating suspended substances, chlorine-containing reagent is added in dose 2-10 mg Cl per 1 cu.dm. Chlorine-containing reagent is too added either before or simultaneously with flocculant in downstream direction. EFFECT: optimized aggregation of suspended particles and improved further precipitation of suspension by way of oxidation of organic and human corps, and maintained good sanitary condition of pipeline. 2 cl, 2 tbl
Patent RU-2203024-C1 (RU)
Inventor: CHIGARINA K M
IPC: A61K8/67
Filed: 2001-09-28
Granted: 2003-04-27
Abstract: FIELD: production of cosmetic goods. SUBSTANCE: tone cream is designed for skin make-up. Tone cream contains fat phase, texturizing emulsifiers, fillers, conserving agents, perfume composition, water, and, additionally, moisturizing agent and nutrient additives. Said cream possesses light consistency and higher applying ability, masking minor skin defects. It does not prevent dermal respiration, and actively moisturizes and nourishes skin. EFFECT: improved quality. 8 cl, 2 tbl
Patent RU-2204857-C1 (RU)
Title: Automatic control system for delayed objects
Inventor: EREMIN E L
IPC: G05B11/01
Filed: 2001-10-15
Granted: 2003-05-20
Abstract: FIELD: process control systems for permanently delayed transport of material streams. SUBSTANCE: system has governor, two comparison gates, two integrators, module computing unit, and multiplier. Delay time can be determined by system accurate to not worse than 30 percent and material streams are subjected to additive disturbance. EFFECT: improved control characteristics at slowly and essentially varying parameters of object. 1 cl, 1 dwg
Patent RU-2191054-C1 (RU)
Title: Powder fire-extinguisher and method for assembling thereof
Inventor: MAKAROVETS N A
IPC: A62C13/00
Filed: 2001-10-17
Granted: 2002-10-20
Abstract: FIELD: fire-fighting equipment. SUBSTANCE: powder fire-extinguisher has casing, locking-starting head with siphon tube and fire- extinguishing powder charge. Siphon tube has diameter making 0.03-0.13 the casing inner diameter, thickness at least equal to 0.3 the thickness of casing wall. Siphon tube lower section is spaced from casing bottom by distance below 3.0 of siphon tube inner diameter. Volume of accumulating cavity is at least 10% of casing volume. Method involves mounting locking-starting apparatus with siphon tube; drawing in rubber sealing ring at torque moment of 1.5-4.0 kg/m; introducing fire-extinguishing powder via charging opening and creating working pressure in accumulating cavity of fire-extinguisher. Method and construction allow fire-suppressing capacity to be increased by optimal throwing time and amount of remaining fire-extinguishing powder charge to be reduced. Technical characteristics are increased by 10-15% due to reduced dimension and weight characteristics. Siphone tube resistance to longitudinal and transverse loads is increased. Also, locking-starting apparatus and casing junction is hermetically sealed to resist force acting upon it under cyclic loads during charging-discharge of fire-extinguisher. EFFECT: increased efficiency, simplified construction and wider operational capabilities. 32 cl, 2 dwg
Patent RU-2188953-C1 (RU)
Title: Предохранительный клапан для защиты гидростойки от статического и динамического нагружений
Inventor: LEKONTSEV JU M
IPC: E21D15/54
Filed: 2001-10-18
Granted: 2002-09-10
Abstract: Изобретение относится к горному делу, а именно к созданию предохранительных клапанов для гидростоек, работающих в условиях шахт с труднообрушаемыми кровлями, опасных по проявлениям динамических нагрузок. Задача изобретения - повышение быстродействия для обеспечения защиты гидростойки от статического и динамического нагружений за счет сил упругости запирающего элемента. Предохранительный клапан для защиты гидростойки от статического и динамического нагружений включает упор, запирающий элемент и подвижное седло, герметично установленное в корпусе с отверстием для слива жидкости. Подвижное седло имеет посадочное гнездо для запирающего элемента и отверстия для подвода жидкости под этот элемент. Подвижное седло и запирающий элемент, выполненный в виде мембраны с буртиком по периферии, поджаты упором по оси при помощи гайки со стороны запирающего элемента и стопорного кольца со стороны подвижного седла. Буртик мембраны контактирует с посадочным гнездом подвижного седла, которое выполнено с кольцевым выступом, расположенным с возможностью взаимодействия с внутренней поверхностью мембраны, а упор установлен подвижно в осевом направлении и имеет ограничитель хода. 1 ил.
Patent RU-2211563-C1 (RU)
Title: Fungicide agent
Inventor: ZLENKO E V
IPC: A01P23/00
Filed: 2001-12-03
Granted: 2003-09-10
Abstract: FIELD: agriculture, fungicides. SUBSTANCE: invention proposes the use of an insecticide-acaricide preparation comprising synthetic pyrethroid taken in the amount 0.1-99.0 wt.-% and phenol-free coal Creolin, the balance. Invention can be used in control of fungi and microorganisms that are pathogens of plant diseases and for regulation of plants growth also. EFFECT: expanded spectrum of effect of known preparation. 3 tbl
Patent RU-2208864-C1 (RU)
Title: Frequency relay
Inventor: VARGANOV G P
IPC: H01H47/20
Filed: 2002-02-21
Granted: 2003-07-20
Abstract: FIELD: electrical engineering. SUBSTANCE: relay that functions as frequency-raising and frequency-reducing apparatus has series-connected isolating transformer, frequency filter, voltage divider, first zero-level threshold unit, differentiating member, first pulse shaper producing pulses whose length equals reference-frequency signal quarter- cycle, and first AND gate; series-connected frequency-dependent phase-shifting member whose input is connected to output of frequency filter and second zero-level threshold unit; second AND gate; reference-frequency signal quarter-cycle delay circuit; series- connected reversing counter whose addition input is connected to output of AND gate, subtracter whose input is connected to output of second AND gate, and memory register whose output is connected through double-threshold comparator to input of final element. Device also has series-connected monostable multivibrator whose output is connected to input of memory register zero-setting input, and clock generator, as well as series- connected second pulse shaper and second OR gate. EFFECT: enlarged functional capabilities. 5 cl, 2 dwg
Patent RU-2199701-C1 (RU)
Inventor: LIKHACHEV V K
IPC: F24H1/00
Filed: 2002-03-07
Granted: 2003-02-27
Abstract: FIELD: heat engineering, applicable for water heating in heating systems and hot water supply systems. SUBSTANCE: the hot-water boiler has a body with a furnace, water chamber made in the form of communicating heat exchange tubes, fire tubes communicating with exchange tubes, fire tubes communicating with the furnace on the side of the inlet, installed inside the heat-exchange tubes and combined with the water chamber into self-contained units-outside and inside. The fire tubes of the outer unit communicate with the furnace by means of reverse chambers. The fire tubes are made on the side of the outer surface with screw guide strips. The outside and inside self-contained units are provided with two feeding manifolds and a return manifold communicating with the heat-exchange tubes. Located inside the heat-exchange tubes of the inside self-contained unit are the water supplying tubes connected to the feeding manifolds of the inside unit and made with slotted nozzles in the wall of the water supply tubes located in the helical guide; the slotted nozzles are located relative to one another in the tube circumference at an angle of 120 deg., and installed in the fire tubes are dissectors of the flow of smoke gases made in the form of a tapered spring located in the axis of the fire tubes with a preliminary tensioning of it and the vertex directed towards the outlet end of the fire tube. EFFECT: enhanced specific heating efficiency. 3 cl, 9 dwg
Patent RU-2218585-C1 (RU)
Title: Objective lens of night vision device
Inventor: KHATSEVICH T N
IPC: G02B9/60
Filed: 2002-03-20
Granted: 2003-12-10
Abstract: FIELD: optics. SUBSTANCE: objective lens incorporates intensity and correction components installed in path of ray. Intensity component includes two positive lenses glued together and single meniscus, two negative lenses glued together mounted after single meniscus. Correction component comes in the form of two meniscuses facing one another with convexities and plane-parallel plate. Refractive indices of materials of lenses exceeds 1.65. This approach ensures increase of coefficient of contrast transmission on frequencies up to 50 mm -1  in limits of field of vision and possibility of employment of objective lens with various models of electron-optical converters. EFFECT: increased coefficient of contrast transmission. 7 dwg
Patent RU-2218147-C1 (RU)
Inventor: KIM K A
IPC: A61H39/08
Filed: 2002-03-29
Granted: 2003-12-10
Abstract: FIELD: medicine, reflexotherapy. SUBSTANCE: one should affect onto biologically active points located in area of large articulations in distal departments of limbs with needles; and before after reflexotherapy impact should be directed onto muscles of inferior and superior limbs according to individually matched low-intensity dynamic loading determined for every patient due to walking procedure with the same loading by intensity in order not to cause physiological dyspnea during the above-mentioned walking. The method enables to increase efficiency of therapy due to broadened vessels in skeletal musculature and, thus, decreased systemic vascular resistance. EFFECT: improved venous circulation. 3 ex
Patent RU-2218028-C1 (RU)
Title: Composition for dyeing foods
Inventor: LEVCHENKO A G
IPC: A23L5/40
Filed: 2002-04-10
Granted: 2003-12-10
Abstract: FIELD: food industry. SUBSTANCE: composition contains at least one food dye, sugar powder, and dextrin, ratio of the latter to food dye being 1:1 and content of sugar powder constituting 80-98 wt %. EFFECT: reduced cost price of composition, extended its application area, and enlarged assortment of dyes having high light resistance and solubility. 1 tbl
Patent RU-2216528-C1 (RU)
Inventor: DEGTJAREV V V
IPC: C05F15/00
Filed: 2002-05-08
Granted: 2003-11-20
Abstract: FIELD: agriculture, fertilizers. SUBSTANCE: method involves treatment of humus- -containing substance with alkaline reagent, solid fraction and complex of humic acids are isolated from that fractions of humic acids and fulvic acids are isolated and low-molecular fraction of humic acids is dissolved in calcium hydroxide alkaline solution. Ionic sorbent is dissolved in the latter to prepare suspension that is mixed with sewage containing organic components. Invention allows preparing organic fertilizers where ionic sorbent shows function of structure-forming agent and these fertilizers are useful for recovery of indices of soils polluted with technogenic products of different origin. Invention can be used in production of organic fertilizers. EFFECT: improved preparing method. 7 cl
Patent RU-2216363-C1 (RU)
Title: Method for changing functional activity of cells of tissue structure of pathological zone of living organism (variants)
Inventor: KHVOROSTENKO MIKHAIL IVANOVICH
IPC: A61N2/02
Filed: 2002-05-21
Granted: 2003-11-20
Abstract: FIELD: medicine, namely selective magnetic therapy, possibly treatment of different diseases due to changing functional activity of cells of tissue structure by action of low-frequency electromagnetic field. SUBSTANCE: method comprises steps of acting upon system of transmembrane kinetics of ions of tissue structure whose mass is in range 0.05 -1.5 kg by means of outer electromagnetic field; selecting magnetic density of said electromagnetic field depending upon desired functional activity of cells according to first variant of invention in range 5 - 20 mTl in order to provide stimulating action upon functional activity of cells of tissue structure and according to second variant of invention - in range 25 - 60 mTl in order to provide suppressing action upon cells; selecting time interval of action of electromagnetic field at both variants of invention in range 2 - 30 min. EFFECT: effective treatment due to unidirectivity and reproducibility of caused biological and therapy effects related to change of functional activity of cells of tissue structure of pathological zone. 2 cl, 2 tbl
Patent RU-2223077-C1 (RU)
Title: Method for producing movable bearing stump for carrying eye prostheses
Inventor: GUSHCHINA M B
IPC: A61F9/007
Filed: 2002-06-13
Granted: 2004-02-10
Abstract: FIELD: medicine. SUBSTANCE: method involves making circular incision and separating conjunctiva and Tenon's capsule, separating direct muscles, transecting oblique muscles and optic nerve, implanting insert into muscle funnel cavity, suturing direct muscles to each other and setting thin-walled cosmetic eye prosthesis. Before removing eyeball, the autosclera is sutured with suture material and the eyeball is caught by grasping the suture material. Evisceration is carried out on enucleated eye. Mechanical autosclera cleaning being over, it is treated in vitro with 3% hydrogen peroxide solution followed by washing with physiological salt solution and treating with antibiotic solution. Autosclera cavity is tamponed with implant and the insert is arranged in orbit cavity in a way that anterior implant surface is fully covered with autosclera. The direct muscles are sutured to autosclera with tendon completely retained on autosclera strip. Thin-walled cosmetic prosthesis is set after suturing Tenon's capsule. Carbon felt, silicon or costal cartilage is usable as implant when making sclera cavity tamponade. EFFECT: increased size of movable supporting ocular stump; increased movement range of eye prosthesis; reduced risk of implant rejection. 2 cl
Patent RU-2227346-C1 (RU)
Inventor: KADUSHKIN V I
IPC: H01L39/22
Filed: 2002-07-24
Granted: 2004-04-20
Abstract: FIELD: physics of semiconductors, semiconductor epitaxial nonostructures with quantum wells, in particular. SUBSTANCE: invention can be utilized in realization of semiconductor devices which operation is based of effect of superconductivity. Proposed superconducting semiconductor nanostructure with quantum wells filled with two-dimensional electron gas comes in the form of layer of narrow-band semiconductor placed between barrier layers of wide-band semiconductor. Quantum well is formed on short-period superlattice with minizone which energy ε 1  satisfies condition ε 1 >E 1 , where E 1  - is energy of basic level of uniform quantization of quantum well and barrier layer of wide-band material which carries layer δ - of charge carriers with energy δE 1 >ε 1  arranged in series. In this case thickness t of barrier layer separating quantum well from short- period superlattice is chosen from relation   where - q       -1   T-F        is length of Thomas-Fermi screening. Quantum well can be formed by layer of i-GaAs with thickness 60-80   contained between barrier layers of i-GaAs showing thickness not less than 40   Short-period superlattice is formed by alternating layers of GaAs/i-AlAs with thickness over 15   and number of periods over 40. Barrier layer is built from i-AlAs and layer δ with concentration of charge carriers 2•10 18  sm -3  is located at distance 40   from superlattice. EFFECT: enhanced temperature of junction of semiconductor nanostructure with quantum wells to superconducting state. 5 cl, 3 dwg
Patent RU-2219477-C1 (RU)
Title: Pistol cartridge
Inventor: KABAEV M I
IPC: F42B12/34
Filed: 2002-07-30
Granted: 2003-12-20
Abstract: FIELD: pistol cartridges, especially cartridges with a high stopping power of the bullet. SUBSTANCE: the cartridge has a case with a primer and propellant charge, as well as a bullet. The bullet has an envelope in the form of a cup that accommodates a slug of heavy plastic material enveloping the slug of flexible non-metallic material projecting out of the envelope section. The length of the bullet leading part equals 0.64 to 0.78 of the bullet caliber, the height of the projecting part of the non-metallic slug-to-the diameter at the envelope section ratio equals 0.40 to 0.85, the diameter at the envelope section-to-the envelope wall thickness ratio equals 17 to 25, and the bullet weight coefficient and the loading density equal (5.6-8.5)g/cu. cm and (0.8- 1.0)g/cu. cm, respectively. EFFECT: enhanced stopping power and piercing effect of the bullet. 2 dwg, 1 tbl
Patent RU-2227313-C1 (RU)
Title: High-resolution optical system of unidimensional quasi-linear scanning with laser beam
Inventor: SHIRANKOV A F
IPC: G02B26/12
Filed: 2002-09-17
Granted: 2004-04-20
Abstract: FIELD: optical instrumentation. SUBSTANCE: invention can be used for design of optical scanning systems, for instance, optical systems of laser printers. Given high-resolution optical system has laser, focusing element, multifaceted mirror drum mounted for rotation and astigmatic singlet with aspherical surfaces placed in sequence along optical axis Z. Surface equation of singlet has certain type. EFFECT: reduced cost due to diminished time for design and expanded allowances for manufacture by diminished waviness of surfaces of singlet, decreased amount of rejects. 3 cl, 1 dwg