baber/WOPTO huggingface dataset:
Patent UA-52606-C2 (UA)
Title: A method for preparation of acetic acid by carbonylation with an iridium catalyzation
Inventor: SUNLEY JOHN GLENN
IPC: B01J31/28
Filed: 1997-12-19
Abstract: A process for the production of acetic acid comprising carbonylating with carbon monoxide methanol and/or a reactive derivative thereof in the substantial absence of a metal promoter and/or ionic iodide co-promoter in a carbonylation reactor containing a liquid reaction composition comprising an iridium carbonylation catalyst, methyl iodide co-catalyst, water, acetic acid and methyl acetate wherein there is maintained (i) in the liquid reaction composition:- (a) water at a concentration of less than 5.0% by weight and (b) methyl iodide at a concentration greater than 12% by weight and (ii) in the carbonylation reactor a total pressure of less than 50 barg.
Patent UA-48974-C2 (UA)
Title: Peptide and method of its production
IPC: A61K31/00
Filed: 1996-05-06
Abstract: The invention pertains to medicine, specifically to methods of obtaining biologically active substances with immunoregulatory properties, and can be used in medicine, veterinary science and experimental biochemistry. The problem addressed by the invention is that of producing a novel synthetic biologically active peptide with immunoregulatory properties of formula X-A-D-Trp-Y, in which A is D-Glu, iD-Glu; X is H or Gly, Ala, Leu, Ile, Val, NVal, Pro, Tyr, Phe, Trp, D-Ala, D-Leu, D-Ilе, D-Val, D-NVal, D-Pro, D-Tyr, D-Phe, D-Trp, -aminobutyric acid, -aminocaproic acid; Υ is Glу, Ala, Leu, Ilе, Val, NVal, Pro, Туr, Phe, Trp, D-Ala, D-Leu, D-Ile, D-Val, D-NVal, D-Pro, D-Tyr, D-Phe, D-Trp, -aminobutyric acid, -aminocaproic acid, -OH or substituted amide (C1-C3). The method of producing the peptide involves the synthesis of glutamyl-containing peptides in solution by scission of an internal anhydride of tributyloxycarbonyl glutamic (D or L) acid with the appropriate k·salt of D-Trp-Y. This is followed by chromatographic separation of the - and isomers. Further synthesis was carried out by building up a peptide chain using activated esters of tributyloxycarbonylamino acids.
Patent RU-2217650-C2 (RU)
Inventor: KHOPERSKIJ G G
IPC: F16L55/18
Filed: 2000-01-18
Granted: 2003-11-27
Abstract: FIELD: construction; repair of pipelines with replacement of defective section. SUBSTANCE: device is furnished with power set of stringers and movable adjustable stops made for displacement relative to each other and subsequent locking in position. Clamps are mounted on ends of section to be removed. Stringers are passed through hole in lugs of one of clamps and movable stops are mounted on stringers, one by one. Stringers are passed through holes of lugs of second clamp. Clamps are secured on pipeline by locking device. After cutting out and removing defective section, new "spool" is mounted and aligned and then is connected with pipeline by welding. EFFECT: enlarged range of means. 1 dwg
Patent RU-2277101-C2 (RU)
Inventor: OSTOJA-SHTARZHEVSKI KARL-KHAJN
IPC: C08F10/00
Filed: 2000-03-31
Granted: 2006-05-27
Abstract: FIELD: organic chemistry, chemical technology. 
     SUBSTANCE: invention relates to a catalytic system comprising metallocene compound of the formula:   wherein CpI and CpII represent carboanions with the cyclopentanedienyl-containing structure wherein from to all hydrogen atoms can be substituted; D means a donor atom possessing at least one electron pair; A means an acceptor atom that in its state it has electronic hole and D and A are bound by the reversible coordination bond and wherein a donor group receives a positive (partial) charge and an acceptor group - a negative (partial) charge; M means a transient metal of III, IV, V or VI subgroup of Mendeleyev's periodic law; x means anionic equivalent or η-complex compound of transient metals of the formula:   (IIIa) or, respectively,   (IIIb) wherein η means the charged or electrically neutral system that can be condensed with unsaturated or saturated rings; D means a donor atom or A with a transient metal M chosen from this group is carried out either directly or through a spacer and D and A are bound by a coordination bond as given above; X means anionic equivalent; n value depends on charge of M metals, and η means a number 0, 1, 2, 3, 4. Donor-acceptor structure promotes to stability of catalyst being up to high temperatures, i. e. without significant decrease of the catalyst activity and provides preparing polyethylenes with enhanced molecular mass and increased boiling point value. Also, invention relates to a method for preparing alpha-olefins. 
     EFFECT: valuable properties of catalyst, improved polymerization method. 
     7 cl, 10 ex
Patent RU-2198053-C2 (RU)
Title: Method for making valve for internal combustion engine (variants)
Inventor: KARACHUNSKIJ A D
IPC: B21K1/22
Filed: 2000-04-25
Granted: 2003-02-10
Abstract: FIELD: plastic metal working, possibly manufacture of valves of internal combustion engines. SUBSTANCE: in first variant of invention blank is placed in die in such a way that it protrudes out of die by value whose length exceeds blank diameter no more than by three times. Then valve disc is formed due to end expansion of protruded portion by punch mounted with inclination angle equal to 0.5 - 15 degrees relative to die. In second variant of invention blank is placed in die having opening whose diameter is equal to that of valve stem and central cone surface. Disc of valve is formed by end expansion of blank by means of punch inclined relative to die axis. At process of end expansion of valve, stem is pressed out to opening of die. EFFECT: valve with metal microstructure having uniform distribution of fibres in parallel relative to contour of valve disc. 4 cl, 1 dwg, 2 ex
Patent RU-2200446-C2 (RU)
Title: Toothbrush
Inventor: IZMAJLOV I V
IPC: A46B15/00
Filed: 2000-05-26
Granted: 2003-03-20
Abstract: FIELD: individual hygienic articles. SUBSTANCE: toothbrush has handle and head with bristles. Current-conductive member is fixed to handle and connected to positive pole of current source. Negative source is connected to current-conductive member arranged in the vicinity of bristles. Toothbrush is further equipped with light-sensitive matrix, photodiode, and switch. Matrix and photodiode are connected to current-conductive members and are connected in parallel in electric circuit and may be connected to circuit through switch. Toothbrush is used for prophylaxis and treatment of oral cavity diseases due to physiotherapeutic effect provided by current of predetermined value depending on state of patient's oral cavity. EFFECT: simplified construction and increased efficiency. 1 dwg
Patent RU-2204359-C2 (RU)
Inventor: VOJTOVICH A V
IPC: A61F2/38
Filed: 2000-06-05
Granted: 2003-05-20
Abstract: FIELD: medical engineering. SUBSTANCE: device has tibial femoral member and polymer insert. Cylindrical pin is available on the tibial member and matching ellipsoid recess is available on polymer insert surface engageable with the cylindrical pin. The tibial member pin enters the polymer insert recess. Pin-recess connection design allows the polymer insert to carry out rotation and reciprocating back- and-forth sliding movements relative to the tibial member. The polymer insert has high anterior protrusion having backward slope receivable by intercondylar zone slit of the femoral part. The anterior protrusion-slit connection is designed so that femoral part stability in sagittal plane relative to the polymer insert takes place. EFFECT: enhanced effectiveness in repairing knee joint functions. 1 dwg
Patent RU-2183771-C2 (RU)
Title: Turbocompressor
Inventor: AZBEL A B
IPC: F04D25/04
Filed: 2000-06-16
Granted: 2002-06-20
Abstract: FIELD: mechanical engineering; internal combustion engines. SUBSTANCE: invention relates to turbo-blowers for internal combustion engines making it possible to re-orientate position of intake branch pipe of compressor for use it in other engines. Turbocompressor consists of working wheels of turbine and compressor arranged coaxially, with bearing in the middle, housings with flanges of turbine and compressor, housing of bearings with oil feed and oil outlet branch pipes on which clamps are fitted by means of hole being part of ring and enclosing mating flanges of connected housing and provided with internal trapezoidal groove. EFFECT: enlarged operating capabilities. 4 cl, 3 dwg
Patent RU-2193831-C2 (RU)
Title: Combined tillage tool
Inventor: SHCHIROV V N
IPC: A01B49/02
Filed: 2000-07-05
Granted: 2002-12-10
Abstract: FIELD: agricultural engineering. SUBSTANCE: combined tillage tool has frame and subsoil tillage units mounted on frame at an angle β to tillage tool advancement direction. Length L of departure of tillage units is determined from dependence L=  . Sweep and roller with load are attached to frame through carriers. Subsoil tillage unit has tine-slitter, movable horizontal share positioned at left side of tine-slitter, inclined shares arranged at soil shearing angle ω in transverse-vertical plane, and chisel positioned at an angle α of 20-25 deg to furrow bottom. EFFECT: increased quality of soil crumbling and improved leveling of soil surface. 4 dwg
Patent RU-2185718-C2 (RU)
Title: Уборочная машина
Inventor: BARANOV A A
IPC: A01D34/00
Filed: 2000-08-31
Granted: 2002-07-27
Abstract: Уборочная машина относится к области сельскохозяйственного машиностроения. Уборочная машина включает несущую раму, пружинный механизм уравновешивания и корпус рабочего органа. Корпус соединен с несущей рамой с возможностью перемещения двумя механизмами с двумя степенями свободы. Механизм уравновешивания выполнен в виде двух блоков пружин. Один блок пружин обеспечивает уравновешивание массы рабочего органа в продольном направлении, а другой блок пружин - в поперечном направлении. Уборочная машина обеспечивает улучшение копирования рельефа поля рабочим органом, что позволяет уменьшить потери убираемой культуры. 3 з.п. ф-лы, 5 ил.
Patent RU-2194850-C2 (RU)
Title: Method of fluid pulse injection into formation
Inventor: SVALOV A M
IPC: E21B43/25
Filed: 2000-11-09
Granted: 2002-12-20
Abstract: FIELD: oil producing industry; applicable in increase of fluid injection efficiency into injection wells. SUBSTANCE: method includes excitation of low-frequency fluctuations of hydrodynamic pressure in injection wells during fluid injection through tubing string to under-packer zone separated from other part of well by packer. Included into lower part of tubing string are pipes with diameter smaller than that in remaining parts of tubing string. Parameters of tubing string and under-packer zone are selected on bases of conditions determined by mathematical expression. Included into upper part of tubing string are pipes of large diameter and total length equaling one fourth of length of excited wave. Parameters of tubing string and well depth are matched in certain manner. Distance from wellhead to upper end of small diameter pipes is selected multiple to length of half-wave excited in fluid inside tubing string. EFFECT: higher injectivity of injection wells and equalized injectivity profile. 3 cl, 1 dwg
Patent RU-2214963-C2 (RU)
Inventor: FEDORCHUK JU M
IPC: C01B25/32
Filed: 2001-01-17
Granted: 2003-10-27
Abstract: FIELD: chemical technology. SUBSTANCE: invention relates to methods for treatment of natural phosphate raw - apatite, namely, methods for decomposition of complex fluorine-containing raw - fluoroapatite. Fluoroapatite ground to particles size less 160 mcm is dried and mixed with stoichiometric amount of phosphorus pentoxide. Mixture is heated to temperature above 170 C and treated with gaseous fluorosulfonic acid. Evolving gaseous products of decomposition - meta-phosphoric acid and hydrogen fluoride are removed and formed calcium fluorosulfonate as the reaction product is hydrolyzed with stoichiometric amount of steam-like water at temperature above 170 C. Evolving gaseous fluorosulfonic acid and hydrogen fluoride are used in technological process of decomposition of fluoroapatite and calcium sulfate as a solid residue represents commercial product. The proposed technology is wasteless, ecologically pure and economically gained one. Invention can be used for preparing meta-phosphoric acid and hydrogen fluoride used in chemical industry and calcium sulfate (anhydride) used in production of building materials. EFFECT: improved decomposition method.
Patent RU-2199756-C2 (RU)
Title: Method for adjusting characteristics of resistor type rotation angle gage
Inventor: LEUKHIN V N
IPC: G01P21/00
Filed: 2001-03-13
Granted: 2003-02-27
Abstract: FIELD: electric engineering. SUBSTANCE: method involves applying electric spark action upon fitting sections. Sections fitting direction selection in resistance-growing or resistance-dropping direction and degree of sections resistance change are selected in dependence on gage characteristic under adjustment measured in advance. Adjustment in resistance-growing direction is carried out with electric spark discharge under discharge pulsations succession frequency being equal to 10-20 kHz and electrode-resistor distance being equal to 0.5-1 mm large. Adjustment in resistance-dropping direction is carried out with electric spark discharge characterized by discharge pulsations succession frequency being equal to 3-5 kHz and electrode-resistor distance being equal to 2-4 mm large. EFFECT: increased good quality gages output. 4 dwg, 1 tbl
Patent RU-2184894-C2 (RU)
Inventor: KOCHETKOV B F
IPC: F16H33/14
Filed: 2001-03-27
Granted: 2002-07-10
Abstract: FIELD: mechanical engineering. SUBSTANCE: automatic mechanical infinitely variable transmission includes input shaft 1 and output shaft 2, inertial braking unit and differential gear. Carrier 11 of differential gear is secured on input shaft and its sun wheels 15 and 16 are mounted respectively on output shaft and drive shaft 17 which connects above- mentioned sun wheel 16 with carrier 18 of inertial braking unit whose radial axles carry bevel satellites 9 and inertia weights 10 rigidly coaxially connected with these satellites. Satellites 9 are thrown into engagement with bevel bearing sun wheel 8 secured on hollow intermediate shaft 7; driven wheel 6 is also secured on this shaft; driven wheel 6 is connected with output shaft via bearing wheel 3 whose axle is located in body 4 and drive wheel 5. Transmission and conversion of rotary motion and torque are effected due to counteraction to rotation of carrier 18 and sum wheel 16 connected with it which is achieved at simultaneous rotation of satellites 9 and inertia weights 10 around axis of transmission and diametral line of radial axes of carrier 18 which is equivalent to their rotation about central point of intersection of lines of above-mentioned axes. EFFECT: extended range of automatic conversion of torque; enhanced stability in transmitting torque under varying operating conditions. 7 cl, 1 dwg
Patent RU-2212617-C2 (RU)
Title: Laser sighting device
Inventor: DUBOVIK S S
IPC: F41G1/54
Filed: 2001-07-02
Granted: 2003-09-20
Abstract: FIELD: test and measurement equipment, applicable in examination, manufacture and servicing of weapon. SUBSTANCE: the front end of the laser generator body is closed with a cover with protective glass. The electric power source is made in the form of secondary and primary electric power sources installed in succession with the laser radiator in the body of the laser generator. The primary electric power source is made in the form of a storage battery. The rear end of the body is closed with a rear cover with a insulated movable contact positioned on it, one end of the contact is connected to the primary electric power source, and the other - to a conductor. The second conductor is additionally connected to the rear cover. The free ends of the conductors are connected to the switch make contacts. The laser generator is positioned in a tube, having a bottom with a threaded hole for connection to the wiring tail, and rigidly fixed against displacement. A groove is made inside the tube on the side of the wiring tail, its diameter exceeds the diameter of the rear cover of the laser generator body, and the length corresponds to the length of the storage battery. Two windows facing each other are made in the side walls of the tube on the place of the grooves, their dimensions provide for extraction of the storage battery. EFFECT: expanded functional potentialities and enhanced reliability of the laser sighting device. 3 cl, 1 dwg
Patent RU-2209874-C2 (RU)
Title: Noise-and-dust protective shield
Inventor: PETROVICH P P
IPC: E01F8/00
Filed: 2001-08-21
Granted: 2003-08-10
Abstract: FIELD: dust and noise protective devices. SUBSTANCE: proposed noise-and-dust protective shield is mounted on foundation; it consists of set of acoustic panels forming parallelepipeds whose cavities are filled with sound-absorbing modules; acoustic panels have perforations in their walls directed towards sources of dust and noise. Panels are combined by vertical and horizontal profiles and are provided with vibration dampening retainers made in form of covers and mounted in upper and lower parts. Each sound-absorbing module is made in form of stack of geotextile grate and at least two geotexlile screens laid in succession and at least two geotextile struts with cells of different sizes which are secured over perimeter and field of stack. Shield may be provided with layer of soil laid in cavity of each parallelepiped between sound-absorbing module and acoustic panel without perforations. Seeds of grass and flowers may be placed in soil. EFFECT: enhanced efficiency. 5 cl, 1 dwg
Patent RU-2212925-C2 (RU)
Inventor: BURDEL ZHAK
IPC: B01D1/22
Filed: 1999-12-24
Granted: 2003-09-27
Abstract: FIELD: dehydration of various substances, particularly, liquid manure. SUBSTANCE: method includes application of treated substance in form of thin layer to smooth and hot side 10 of heat exchange wall 1 made for motion over closed cyclic trajectory. Substance layer is flattened on this side for layer leveling and spreading, and at the end of cycle, solid and dry sediment is removed. In so doing, directly before application, treated substance is subjected to considerable volume expansion for giving foam consistency to it and applied to hot side 10 in form of thin layer. EFFECT: higher efficiency of claimed method and plant. 26 cl, 23 dwg
Patent RU-2214951-C2 (RU)
Inventor: GRISHIN O P
IPC: B65B9/00
Filed: 2001-09-19
Granted: 2003-10-27
Abstract: FIELD: food industry. SUBSTANCE: invention relates to manufacture of sealed package designed for storing and transportation of foodstuff. Method includes delivery of flexible material to main and at least one additional shapers installed with processing clearance to form, at least, two containers, making of longitudinal seams of main and additional containers with possibility of alignment of said seams, making of lower cross seam with possibility of making additional containers, delivery of goods into shapers and forming of upper cross seam and separation of ready sealed package with product. Main and additional shapers differ in length to provide forming of inner additional containers, and delivery of main and additional products into shapers is provided either synchronously or asynchronously. Proposed method makes it possible to form additional inner containers with possibility of packing, both, main product and accompanying products, such as salt, seasonings, disposable spoon, hygienic napkins, etc. EFFECT: enlarged operating capabilities. 6 dwg
Patent RU-2223849-C2 (RU)
Inventor: BLANKENSHIP DZHORDZH D
IPC: B23K9/10
Filed: 2001-02-28
Granted: 2004-02-20
Abstract: FIELD: electric arc welding technology; methods of control of electric arc welding processes by use of check parameter. SUBSTANCE: proposed method includes generation of control signal in real time scale for control of welding process characterized by voltage at welding and welding current at preliminary measurement of voltage and arc current during welding. Method includes spontaneous change in voltage during welding or in arc current by lesser than 10% after which voltage and welding current are measured for the second time and difference between first and second measurements is determined and derivative presenting required control signal is introduced by dividing difference between first and second measurements of voltage by difference of first and second measurements of welding current and control signal is generated by this magnitude of derivative. Device is provided with current source, welding current sensor and controller for control of voltage and/or welding current including digital circuit for primary and secondary recording of voltage during welding and welding current, control circuit for change of voltage during welding between moments of primary and secondary recording, digital circuit for determination of difference between recorded voltages and currents and derivative generating circuit for dividing difference of voltages by difference of currents for obtaining control signal. EFFECT: improved quality of welding. 23 cl, 14 dwg
Patent RU-2225107-C2 (RU)
Title: Method for preparing preparative form for storage of entomopathogenic nematodes of families steinernematidae and heterorhabditidae
Inventor: DANILOV L G
IPC: A01N63/12
Filed: 2001-10-04
Granted: 2004-03-10
Abstract: FIELD: microbiological industry. SUBSTANCE: invention relates to methods for preparing the preparative form for storage of entomopathogenic nematodes Steinernematidae and Heterorhabditidae used as biological preparations for control of insect-pests. Method for preparing the preparative form for storage of entomopathogenic nematodes of families Steinernematidae and heterorhabditidae involves preparing nematodes precipitate, preparing protective solution consisting of sodium alginate and Tween- -80, dispersing nematodes precipitate into protective solution and distinguishing by that 2-trifluoromethyl-3-oxoperfluorohexanoic acid ethyl ester is added in the concentration 0.1-0,2% additionally into protective solution with nematodes before mixing with silica filler. Invention provides increasing viability retention time of entomopathogenic nematodes for storage period, transporting and to improve technology in application of nematode preparations. EFFECT: improved preparing method. 2 tbl