baber/WOPTO huggingface dataset:
Patent RU-2750730-C1 (RU)
Inventor: Gusev Dmitrij Vasilevich
IPC: B01D11/02
Filed: 2020-06-22
Granted: 2021-07-01
Abstract: FIELD: pharmaceutical industry.  
     SUBSTANCE: invention relates to the pharmaceutical industry and in particular to a method for isolating the amount of tannins to obtain the substance of the anticancer drug "Hanerol". The method for isolating the sum of tannins to obtain the substance of the antitumor drug "Hanerol" based on dimeric macrocyclic hydrolyzable tannin from narrow-leaved fireweed (Ivan-tea) (Chamaenerion angustifolium (L.) Scop.) includes: extraction of 500 g of inflorescences or shoots of narrow-leaved fireweed (Ivan-tea) 5 l of 25% aqueous solution of dimethylformamide, filtration, concentration of the resulting solution to 1200-1300 ml, precipitation of zinc salts of the tannin fraction in two stages: by adding 40 ml of 20% zinc acetate solution at a temperature of 45°С, the precipitate is centrifuged and separated, to the solution is added again at 45°С for inflorescences 140 ml, and for shoots 150 ml of a 20% zinc acetate solution with stirring, cooled to room temperature, the precipitate formed is centrifuged, washed with water, alcohol, water, decomposed with KU-2-8 cation exchanger - (H + ), the solution is desalted on a column with the KU-2-8-(H + ) cation exchanger, evaporated and lyophilized. 
     EFFECT: above method makes it possible to obtain 4-5% of the product based on the weight of the feedstock. 
     1 cl, 2 dwg, 2 ex
Patent RU-2747414-C1 (RU)
Title: Modular bioreactor
IPC: A01C3/00
Filed: 2020-07-03
Granted: 2021-05-04
Abstract: FIELD: agriculture.SUBSTANCE: invention relates to agriculture and is intended for recycling of liquid organic waste, mainly manure or dung, and production of environmentally safe organic fertilizers and combustible biogas on an industrial scale. The bioreactor, wherein the fermentable biomass is loaded into the reactor and the biofertilizer is unloaded from the reactor and the biogas is removed, is comprised of two or more tubular modules arranged horizontally or vertically, interconnected by shut-off valves, covered with thermal insulation, with heat exchangers equipped with a stirrer with an electric motor, and sensors for fermentable biomass parameter control. The first module is a loading module and the last one is an unloading module, other modules inter connected by shut-off valves are located between them. In the upper part of each module there is an emergency valve for release of excess biogas pressure, inspection and technological hatches, inspection windows for control of the foaming, tools for sampling and biogas discharge, made as fittings, are mounted. In the lower middle part of each module there is a branch pipe with shut-off valving for biomass discharge. The loading module comprises a pressure measuring container with a top-level sensor, a branch pipe whereon shut-off valving and a return valve are located, connected to the module in the upper part thereof. In the unloading module, at the end, there is a branch pipe, one end whereof in form of an elbow is located within the module, and the second outer end equipped with shut-off valving is placed in a container, a hydraulic seal. In the lower part of the unloading module there is a branch pipe with shut-off valving for biomass discharge. The bioreactor has a panel for monitoring and control of the technological process.EFFECT: increased safety and reliability of the bioreactor and optimization of operation thereof.14 cl, 1 ex, 1 dwg
Patent RU-2745746-C1 (RU)
Title: Sleeper tamping machine liner
Inventor: SHILKIN ANATOLIJ NIKOLAEVICH
IPC: E01B27/13
Filed: 2020-08-06
Granted: 2021-03-31
Abstract: FIELD: railways. 
     SUBSTANCE: invention relates to the field of maintenance of the superstructure of the railway track, in particular to the liners of sleepers tamping machines. The liner contains a rod and a tip with a blade. The upper end of the rod is connected to the actuator, and the lower end to the tip. The connection between the rod and the tip is made as a connection between the female and the male part. A rod is used as a covering part. The length of the rod from the top end to the bottom end is at least 100 mm. EFFECT: reliability of the connection between the rod and the tip is increased. 
     8 cl, 4 dwg
Patent RU-2754695-C1 (RU)
Title: Method for producing high-quality magnetite concentrates
Inventor: Efendiev Nazim Tofik ogly
IPC: B03B7/00
Filed: 2020-09-07
Granted: 2021-09-06
Abstract: FIELD: metallurgy. 
     SUBSTANCE: proposed invention relates to processing the ore charge of iron ores and can be used at mining and processing plants in the production of high-quality iron ore concentrates. The method for producing high-quality magnetite concentrates includes fine hydraulic screen sizing, wet magnetic separation, classification. An additional operation of fine hydraulic screen sizing is performed. The oversize products of fine hydraulic screen sizing operations are combined, then subjected to a first classification in hydrocyclones, the undersize whereof is additionally ground and sent, together with the overflow thereof, for a second classification in hydrocyclones, the undersize of the latter is sent for additional grinding with the undersize of the first classification in hydrocyclones. The overflow is separated using wet magnetic separation into a non-magnetic fraction going into tailings and into a magnetic fraction, wherein said fraction is subjected to a first primary flotation and a chamber product is isolated thereon - concentrate 1, foam product 1 goes into tailings and foam product 2 supplied for a first control flotation and therein divided into a chamber product and foam product going into tailings. The combined undersize products of fine hydraulic screen sizing operations are divided by wet magnetic separation into a non-magnetic fraction going into the overflow of the first classification in hydrocyclones, and a magnetic fraction, wherein said fraction is subjected to a second primary flotation and a chamber product and foam product are isolated thereon, the latter is supplied for a second control flotation wherein the foam product thereof goes into tailings and the chamber product is combined with the chamber products of the second main and first control flotation - concentrate 2 is obtained. 
     EFFECT: production of high-quality magnetite concentrates from difficult to process ore with a high content of magnetite. 
     1 cl, 1 dwg, 1 tbl
Patent RU-2747789-C1 (RU)
Title: Method for monitoring tightness of long-distance cable duct system channels of fiber-optic transmission line
Inventor: ANDREEV VLADIMIR ALEKSANDROVICH
IPC: G01M3/28
Filed: 2020-09-21
Granted: 2021-05-14
Abstract: FIELD: fiber optics.  
     SUBSTANCE: invention relates to the field of research of devices for tightness and can be used to control the tightness of long-distance cable duct system (LDCDS) channels (1) of a fiber-optic transmission line (FOTL). The essence of the invention consists in the fact that a source (7) of vibration is connected to the pipeline (3) in the vision device (2). The distribution of acoustic emission signals along the pipeline (3) is measured using the optical fiber (5) of the cable (4) of the fiber-optic transmission line, laid in the LDCDS channel (1), as a distributed acoustic sensor. According to the parameters of the acoustic emission signals, the places of leakage of the LDSDS channels are determined (1).  
     EFFECT: increased reliability of control, expanded scope. 
     1 cl, 1 dwg
Patent RU-2754802-C1 (RU)
Inventor: Masyagutova Lejlya Marselevna
IPC: G01N1/28
Filed: 2020-12-09
Granted: 2021-09-07
Abstract: Изобретение относится к области медицины, в частности к гигиене труда. Для прогнозирования риска развития заболеваний, являющихся причинами медицинских противопоказаний к работе с вредными факторами металлургического производства, проводят забор клеток буккального эпителия, фиксацию и окраску препарата по Романовскому-Гимзе. Подсчитывают число клеток с микроядрами и клеток с такими ядерными нарушениями, как феномен «разбитого яйца», кариопикноз, кариорексис, двуядерные клетки, амитоз, клетки, имеющие лизис ядерной мембраны. Определяют интегральный показатель пролиферации, апоптический индекс и коэффициент частоты клеточных аномалий (Коэф.ЧКА). При значениях Коэф.ЧКА от 0,81 до 1,07 усл. ед. прогнозируют низкий риск. При значениях Коэф.ЧКА от 0,65 до 0,8 усл. ед. либо от 1,071 до 1,28 усл. ед. прогнозируют средний риск. При значениях Коэф.ЧКА менее 0,65 усл. ед. либо более 1,28 усл. ед. прогнозируют высокий риск. Способ безопасен, неинвазивен, доступен, повышает точность прогноза за счет интегрального количественного выражения сбалансированности процессов пролиферации и апоптоза, позволяет выделить группы лиц для проведения своевременных профилактических мероприятий. 1 табл., 9 пр.
Patent RU-2758768-C1 (RU)
Inventor: Ognivtsev Sergei Borisovich
IPC: G06Q50/02
Filed: 2020-12-10
Granted: 2021-11-01
Abstract: FIELD: controlling.SUBSTANCE: invention relates to the field of informatisation of controlling resources and projects in agriculture. The claimed method includes the stages of collecting data, regulating and decision-making for each phase of plant cultivation and development based on the corresponding phase t of the expert system Et, forming a sequence of interconnecting expert systems E = {E1, ... ET-1} and containing appendable and modifiable knowledge bases for each of the stages t of the expert system Et.EFFECT: creation of an effective method for controlling the cultivation of main agricultural crops for maximum production of agricultural products with the lowest consumption of living and materialised labour.7 cl, 2 dwg
Patent RU-2760410-C1 (RU)
Title: Circular saw for cutting face of veneered wood-based panels
Inventor: RAZINKOV EGOR MIKHAJLOVICH
IPC: B27B33/02
Filed: 2020-12-29
Granted: 2021-11-24
Abstract: FIELD: woodworking industry. 
     SUBSTANCE: invention relates to a device for cutting wood-based panels and can be used in the woodworking industry as a circular saw for format cutting of wood-based panels and their cutting into parts. A circular saw for cutting the face of veneered wood-based panels includes a body (1) with a bore for the shaft diameter (2) and two cutting edges (3) with one-sided sharpening at a sharpening angle of 15-25° each, forming a cut profile in the form of a half-trapezoid with a width of 3-6 mm and a depth of 0.5-1.5 mm depending on the thickness of the cladding of the wood board. 
     EFFECT: chipping of the cladding is excluded when trimming the face of wood-based panels. 
     1 cl, 1 dwg
Patent RU-2754486-C1 (RU)
Title: Method for monitoring the physical downlink channel, subscriber equipment and network device
Inventor: DZHI Zichao
IPC: H04W28/18
Filed: 2019-07-16
Granted: 2021-09-02
Abstract: FIELD: communication technologies.SUBSTANCE: invention relates to the field of communication technologies. The following is provided: PDCCH monitoring according to information about the possibility of blind detection of PDCCH in planning N-cells located in M-cells that are configured by a network device and additionally include planned X-cells; information about the possibility of blind detection of PDCCH refers to the cellular parameter of M-cells and is used to determine the maximum possibility of processing UE with blind detection of PDCCH in each planning cell or planning N-cells per unit of time; M and N are positive integers with a value greater than or equal to 1, X is a positive integer with a value greater than or equal to 0, and M=N+X.EFFECT: solving the problem of the uncertainty of the maximum processing capability of the UE when performing blind detection in the CC or PDCCH of the cell when planning between carrier frequencies, which leads to the impossibility of a rational configuration corresponding to the order of blind detection of the UE.19 cl, 3 tbl, 11 dwg
Patent RU-2764012-C1 (RU)
Title: Channel detection indication method, subscriber equipment and network device
Inventor: PAN Siuemin
IPC: H04L5/00
Filed: 2019-07-19
Granted: 2022-01-12
Abstract: FIELD: wireless communication.SUBSTANCE: invention relates to the field of wireless communication and can be used to indicate channel detection, subscriber equipment and a network device. In the channel detection indication method, at least two sets of configuration information related to monitoring the physical downlink control channel (PDCCH) are obtained in the subscriber equipment. Along with this, the target configuration information is determined from at least two sets of configuration information. PDCCH is determined based on the target configuration information.EFFECT: increase in the reliability of data transmission.16 cl, 8 dwg, 2 tbl
Patent RU-2760823-C1 (RU)
Title: Experimental marine modular complex
Inventor: Burylin Yaroslav Vasilevich
IPC: B63B79/00
Filed: 2021-05-04
Granted: 2021-11-30
Abstract: FIELD: shipping industry.  
     SUBSTANCE: invention relates to automatic means of controlling vessels, as well as to solutions for monitoring indicators or operational parameters of vessels during operation, in particular for controlling the operation of vessels, for example, for monitoring their speed, course using models or simulation, for example statistical or stochastic models, and can be used in experiments on the introduction of technologies for unmanned (autonomous) navigation, including in real life. The technical objective of the invention is to simplify and reduce the cost of studying the problems of identification and management of vessels with coastal remote control support. The auto pilot located on the shore module generates control actions on the controls of a small-sized experimental vessel based on data processed using a computer of higher performance compared to the microcontroller installed on board the vessel, which ensures accuracy, reliability and speed of automatic control of the vessel along the trajectory.  
     EFFECT: placement of the auto pilot as part of the shore module provides the faster formation of more accurate control actions on the control facilities of a small-sized experimental vessel.  
     1 cl, 5 dwg, 1 tbl
Patent RU-2765931-C1 (RU)
Title: Device for stabilization of dynamic loads in roller-bit drilling rig of blast holes with differential friction system of bit supply to bottomhole
Inventor: ZAGRIVNYJ EDUARD ANATOLEVICH
IPC: E21B19/084
Filed: 2021-07-05
Granted: 2022-02-07
Abstract: FIELD: drilling of soil or rocks. 
     SUBSTANCE: invention relates to a device for stabilizing dynamic loads in a system for feeding a working member to the bottom of a roller-bit drilling rig (RBDR) of blast holes. Device includes a mass of a supply system with a support assembly, a drilling assembly with a rolling bit, two plunger hydraulic cylinders, the housings of which are fixed on the RBDR body in the attachment assembly, and their plunger cavities are connected by a high-pressure hydraulic line, to which are connected: a high-pressure plunger oil station with a controlled electric drive, a pneumatic hydraulic accumulator through an adjustable throttle, a check valve and a ball valve. Between the mass and the plunger hydraulic cylinders there are two friction drives with flexible traction elements, tackle systems with the adopted multiplicity factors and two devices for generating acting forces, each of which consists of two rectangular links, two of which are fixed together with housings of hydraulic cylinders are connected to RBDR housing, and the other two are movable, shifted relative to fixed links by 90°, on which, depending on the multiplicity of tackles, the corresponding number of blocks on one axis is installed. A differential system for feeding the bit to the bottomhole by friction drives with flexible traction elements is formed. 
     EFFECT: improvement of efficiency of RBDR with rope-tackle feed system with friction drive with a flexible pulling member by stabilizing the level of dynamic loads in the entire range of operating modes using a differential system for feeding the bit to the bottomhole, which enables to extract the dynamic pressure component from the total pressure on the bottomhole, to reduce the intrinsic frequency of the feed system and to ensure stabilization of dynamic loads in the pneumohydraulic suspension of the drilling rod. 
     4 cl, 8 dwg, 1 tbl
Patent MD-1234-C2 (MD)
Title: Apparatus for mixing juice with a lime suspension
Inventor: ANTONOVICI Anatol
IPC: C13B20/02
Filed: 1997-10-17
Abstract: The invention relates to the beet sugar production technique and may be used in the diffusion juices purification.Summary of the invention consists in the fact that the apparatus comprises a tank for mixture receipt, a branch pipe for lime suspension feeding, a lime suspension outlet branch pipe connected thereto in the inner of which there is aligned a rod with a possibility of reciprocating motion, on the lower end of which is fixed a conic valve for lime suspension feeding control and provided with gui-ding bars, juice feeding branch pipe which is connected to juice outlet one, aligned in respect of lime suspension outlet branch pipe forming an annular space for juice passing and provided with a juice feeding control valve installed with a possibility of reciprocating motion and a mechanism for valves displacement, by that, the juice outlet branch pipe is provided with a diffuser, the juice feeding control valve is manufactured in the form of semi-sphere and is provided with guiding bars located along the diffuser external face for juice outlet.The technical result of the invention consists in providing an uniform distribution of the suspension particles in the mixture volume and intensification of mixing juice with a lime suspension.
Patent DE-3032468-C2 (DE)
IPC: G06F11/10
Filed: 1980-08-28
Granted: 1986-01-23
Abstract: 1. A circuit arrangement for recognising and correcting error bursts in data words which are supplemented by redundancy bits, using a Fire-Code which is defined by the generator polynomial : G(x) = (1 + x**c ) p(x), where the conditions that apply are given by c = r - m ; with r = the number of redundancy bits ; m = the order of the irreducible polynomial p(x) and m >= bo >= bc ; where bo = the length or bit-count of a maximum error-correctable individual burst and bc = the implemented correctability of an error burst, and a shift register with feedback being used, characterised in that the shift register with feedback possesses an overall length of r bit storage positions, and is subdivided into four subregisters (REG1, 2, 3, 4), that the first and fourth sub-registers (REG1, REG4) each possess m bit storage positions and a respective modulo-2-adder with assigned feedback path is provided prior to bit storage positions assigned to the individual polynomial coefficients, in accordance with the polynomial pattern wich is used, that the second sub-register (REG2) consists of bc bit storage positions and the third sub-register (REG3) consists of c - m - bc bit storage positions, that the outputs of the first and fourth subregisters (REG1, REG4) lead to the inputs of a comparator stage (VG) whose output is conjunctively logic-linked via an AND-gate (UG) to the output of a NOR-gate (NOR) fed by the third subregister (REG3), and that when the register contents of all the sub-registers (REG1, 2, 3, 4) are not at zero but the input signals to the comparator stage (VG) are identical and when all the bit storage positions of the third subregister (REG3) are at zero, at the output of this AND-gate (UG) there occurs an error signal (ET) which indicates that the second sub-register (REG2) contains an error pattern.
Patent DE-3036334-C2 (DE)
IPC: F28D7/10
Filed: 1980-09-26
Granted: 1985-09-12
Abstract: 1. Heat transfer device for the transfer of heat between two flowing media which are separated from each other by heat transfer surfaces, in which the heat transfer surfaces are formed as at least two tubes (2) arranged in a tubular jacket (1) and through each of these tubes there extends at least one conduit tube (3) such that a clearance space (13) is formed between each conduit tube and the inner wall surface of the associated tube, and in which both the tubular jacket and also the conduit tubes are connected to each other by way of a distributing chamber (10) for a first medium on the one hand and a collector (15) for the first medium on the other hand, said distributing chamber and collector being separated respectively from a distributing chamber (5a) and collecting chamber (5) for a second medium connecting the tubes and the clearance spaces to each other, characterised in that the tubular jacket (1) and the tubes (2) which are arranged therein and which each surround a conduit tube (3) each have a rectangular cross-section and each conduit tube (3) has a circular cross-section, and, both in the clearance space (30) formed between the outer wall surfaces of the tubes (2) and also in the clearance space (14) formed between the outer wall surfaces of the tubes (2) and the inner wall surface of the tubular jacket (1), there are arranged flow-guiding devices (12) in the form of meander wires having a thickness corresponding to the effective width of the clearance spaces (14, 30).
Patent DE-3122585-C2 (DE)
Title: Vorrichtung zum Entnehmen von Filmen, insbesondere Röntgenfilmen aus einem Magazin
IPC: G03B42/02
Filed: 1981-06-06
Granted: 1985-06-27
Abstract: Die Vorrichtung zum Entnehmen von Filmen (6), insbesondere Röntgenfilmen auf einem lichtdicht verschließbaren und eine Entnahmeöffnung aufweisenden Magazin (2) weist eine Einrichtung zum Entnehmen der im Magazin stapelförmig, im wesentlichen aufrecht nebeneinander stehender Filme (6) verschiedenen Formats auf. An einer Seite des Magazins (2) ist ein etwa vertikaler Anschlag (7) vorgesehen. An der unteren Schmalseite des Magazins (2) ist eine Vielzahl angetriebener Rollen (8) vorgesehen, deren Achsen (9) quer zu den Ebenen der Filme (6) verlaufen und deren Drehrichtung so verläuft, daß sie auf den Rollen (8) aufstehende Filme (6) gegen den Anschlag (7) fördern. Die Rollen (8) sind aus gehärtetem Stahl gefertigt und gemeinsam antreibbar. Alternativ kann an der Entnahmeeinrichtung (3) an einem beweglichen Hebel eine um eine im wesentlichen vertikale Achse angetriebene Rolle vorgesehen sein, die bei einer Bewegung der Entnahmeeinrichtung (3) zur Entnahmeöffnung (5) des Magazins (2) auf dem obersten Film (6) zur Anlage kommt und diesen in Richtung auf den Anschlag (7) fördert.
Patent DE-3129517-C2 (DE)
Title: Spender aus Kunststoff für einen Stift
IPC: B65D83/00
Filed: 1981-07-27
Granted: 1988-11-10
Abstract: In der beidenends offenen Hülse (1) ist in der Nähe ihres einen Endes der Drehteil (3a) eines einstückigen Verstellorganes (3) drehbar und axial unverschiebbar eingerastet. Der Drehteil (3a) weist einen aus der Hülse (1) herausragenden, manuell drehbaren Abschnitt (3c) auf und hängt mit einer sich im Hülseninnern befindenden Gewinde-Spindel zusammen, die zum Verschieben eines einen Deodorant-Stift haltenden Halters dient. Der Drehteil (3a) ist mit einem sich im Hülseninnern befindenden Dichtungsteil (3g) mit ringförmigen, nach außen ragenden Dichtungs-Lippen (3h) versehen. Die letzteren sind elastisch deformierbar und liegen unter Vorspannung an einem als Dichtfläche (1d) dienenden Innenflächenabschnitt des Hülsenmantels (1a) an. Da der Drehteil (3a), die Gewinde-Spindel und die Dichtungs-Lippen (3h) zusammen aus einem einstückigen Körper bestehen, müssen für die Bildung eines Behälters nur wenige Einzelteile hergestellt und zusammengebaut werden.
Patent DE-3130560-C2 (DE)
Title: Vorrichtung zur Reinigung von mit Erde verschmutzten Gegenständen
IPC: F04C29/00
Filed: 1981-08-01
Granted: 1984-03-29
Abstract: Bei der Reinigung von mit Erde verschmutzten Gegenständen mit Luft, wie etwa bei der Feldreinigung von Rodungsfrüchten, die nach der Rodung mit Druckluftstrahlen beaufschlagt werden, die durch Zugabe von Wasser zur Luft gehärtet sind, ergibt sich dadurch eine hohe Gesamtenergie des zur Anwendung kommenden, aus Luft und Wasser bestehenden Reinigungsmediums und damit ein hoher Gesamtreinigungswirkungsgrad, daß das Wasser der Luft bereits vor ihrer Verdichtung zugegeben wird.