A smart burn-preventing electric oven, comprising: an oven main body (1), an oven tray (2), an oven rack (3), multiple protective structures, first conveyor belts (4), first gear racks (5), a first pressure sensor, a first controller, a second conveyor belt (6), a second gear rack (7), a second pressure sensor, a second controller, a third controller, a ball slider (8), a protective chain (9), a first fastener (10), and a second fastener (11). The multiple protective structures are uniformly distributed on an upper surface of the oven main body (1), and comprise connection rods (12) and circular discs (13). The electric oven automatically ejects the oven tray after cooking, such that a user does not have to reach into the oven to retrieve food, thereby preventing burn injuries, and improving safety. The protective structures are provided on an outer casing to further enhance the technical effect of preventing burn injuries.
An intelligent protection control system for vehicle body safety. The system comprises: a first detection unit (2), a second detection unit (3), a third detection unit (4), a processing unit, a controller, a communication unit, a housing (5), four protection structures, and an air pump (6); the protection structure comprises: a first telescopic rod (7), a second telescopic rod (8), air bags (9), and pressure sensors (10); the air bags (9) are mounted on both left and right sides of the first telescopic rod (7) and the second telescopic rod (8); the pressure sensor (10) is mounted in the air bag (9); the air pump (6) is in communication with the air bag (9) by means of an air pipe. The technical problem that an existing vehicle body protective cover for a parked vehicle is complicated in use and low in efficiency is solved; the body of a vehicle is intelligently protected after parking; the protection effect is good and it is convenient to use.
B60J 11/04 - Protections extérieures amovibles spécialement adaptées aux véhicules ou aux parties de véhicules, p. ex. housses pour les véhicules en stationnement pour recouvrir au moins le toit du véhicule, p. ex. couvrant la totalité du véhicule
Disclosed is an automatic protection system for vehicle stopping, the system comprising: a first detection unit (2), a second detection unit (3), a third detection unit (4), a processing unit, a controller, a communication unit, a housing (5), four protection structures and an air pump (6). The four protection structures comprise a first telescopic rod (7), a second telescopic rod (8), an air bag (9) and a pressure sensor (10). The system intelligently protects a vehicle body after vehicle stopping.
An emergency braking mechanism of a suspension conveying apparatus in an automobile production line, comprising a suspension post (3), a placement plate (9), a first spring (18), a limiting barrel (10), a hydraulic cylinder (1), an oil pump (2), a first oil port (4), and a second oil port (5). A piston (6), a second piston rod (8) and a first piston rod (7) are provided inside the hydraulic cylinder (1). A deceleration frame (11) is fixed on the second piston rod (8), and a deceleration pawl (12) is provided within a groove of the deceleration frame (11) and is connected to the groove through a plurality of second springs (13). The limiting barrel (10) is provided with a first through-hole and the first piston rod (7) can pass through the first through-hole into the limiting barrel (10). The emergency braking mechanism also comprises an emergency braking rod (14), and a buffer (15) is provided on a side of the emergency braking rod (14). This mechanism avoids the collision between the suspended conveyors and the falling of the workpiece, and improves the safety of the process.
Disclosed is an automatic vehicle safety driving auxiliary system, comprising: a housing (2), a vacuum sucker (3), an electric motor (4), a rotary shaft, a cylinder (5), a pulling rope (6), a controller (7), an alcohol detector (8), a first pressure sensor (9) and a detection unit. The system solves the technical problems of, in existing manual drunk driving detection, low efficiency and poor effectiveness and requiring a large amount of manpower, and achieves the technical effects of intelligent detection of drunk driving of drivers, a high automation degree, further controlling the running state of vehicles on the basis of a detection result, and high safety.
B60K 28/04 - Dispositifs de sécurité pour la commande des ensembles de propulsion spécialement adaptés aux véhicules ou aménagés dans ceux-ci, p. ex. empêchant l'alimentation en carburant ou l'allumage en cas de danger sensibles à des conditions relatives au conducteur sensibles à la présence ou à l'absence de conducteur, p. ex. au poids ou à l'absence de poids
B60K 28/06 - Dispositifs de sécurité pour la commande des ensembles de propulsion spécialement adaptés aux véhicules ou aménagés dans ceux-ci, p. ex. empêchant l'alimentation en carburant ou l'allumage en cas de danger sensibles à des conditions relatives au conducteur sensibles à l'incapacité du conducteur
6.
SYSTEM CAPABLE OF AUTOMATICALLY DETECTING WHETHER BLOOD ALCOHOL CONCENTRATION IN DRIVER EXCEEDS STANDARD
A system capable of automatically detecting whether blood alcohol concentration in a driver exceeds the standard, the system comprising: a shell (2), a vacuum chuck (3), a motor (4), a rotating shaft, a cylinder (5), a pulling rope (6), a controller (7), an alcohol content tester (8), a first pressure sensor (9), and a detection unit. The system solves the technical problems of existing manual drunk driving detection, achieves intelligent detection of drunk driving of drivers, has high automation degree, can further control the vehicle running state of vehicles based on the detection result, and has higher safety.
B60K 28/06 - Dispositifs de sécurité pour la commande des ensembles de propulsion spécialement adaptés aux véhicules ou aménagés dans ceux-ci, p. ex. empêchant l'alimentation en carburant ou l'allumage en cas de danger sensibles à des conditions relatives au conducteur sensibles à l'incapacité du conducteur
7.
SUSPENDED TRACK CONVEYING SYSTEM FOR AUTOMOBILE MANUFACTURING WORKSHOP
Provided is a suspended track conveying system for an automobile manufacturing workshop. The system comprises a track (11) and a suspended conveying vehicle. The track (11) is provided with multiple intercepting cross rods (12). The suspended conveying vehicle comprises a framework (1), a primary suspension column (10), an emergency braking mechanism (5), a first axle (31), a second axle (32), rollers (2), a speed reduction sleeve (4), a gearbox (6), an electric motor (7) and a controller (9). The emergency braking mechanism (5) comprises a secondary suspension column (51), a placement plate (52), a hydraulic cylinder (534), a limiting tube (56) and an oil pump (531). An upper surface of the hydraulic cylinder (534) is provided with a first oil port (532) and a second oil port (533), and the hydraulic cylinder (534) is internally provided with a piston, a second piston rod (535) and a first piston rod (536), with a movable end of the second piston rod (535) being connected to a speed reduction claw (55). The emergency braking mechanism further comprises an emergency braking rod (54), with a bottom end of the emergency braking rod (54) entering the interior of the limiting tube (56). The system can rapidly reduce the speed of a suspended conveying vehicle to zero, so as to avoid a collision between suspended conveying vehicles and avoid a workpiece from falling down, thus improving the process safety.
An automatic intelligent drunk driving testing system, comprising: a housing, a vacuum suction cup, a motor, a rotation shaft, a cylinder, a traction rope, a controller, an alcohol testing device, a first pressure sensor, and a testing unit. The system solves the technical problem of the existing manual drunk driving testing, and achieves the technical effects that the intelligent testing of the drunk driving of a driver is realized, the degree of automation is high, the driving effect of a vehicle can be further controlled on the basis of the testing result, and the security is high.
B60K 28/06 - Dispositifs de sécurité pour la commande des ensembles de propulsion spécialement adaptés aux véhicules ou aménagés dans ceux-ci, p. ex. empêchant l'alimentation en carburant ou l'allumage en cas de danger sensibles à des conditions relatives au conducteur sensibles à l'incapacité du conducteur
CHENGDU ART WAN ULTRASONIC EQUIPMENT CO., LTD (Chine)
Inventeur(s)
Qian, Yuxing
Duan, Xingguo
Abrégé
Provided are a spectacles cleaner (9) and a cleaning device. The spectacles cleaner (9) comprises a rotary shaft sleeve and a cleaner main body connected to the rotary shaft sleeve. The cleaner main body is provided with multiple holders for placement of extended temples. The multiple holders are radially arranged to be centered around a central axis of the cleaner main body. Each holder has an accommodation space gradually increasing from the center of the cleaner main body to an edge of the cleaner main body. The spectacles cleaner (9) enables unfoldable spectacles to be placed conveniently, has a simple structure, and is convenient and practical.
A containment cooling system capable of improving coolant utilization rate comprises a cooling water tank disposed above the containment, a spray header connected to the cooling water tank by a first communicating pipe, a bell-shaped shield, and a clearance, wherein the cooling water tank is disposed on top of the shield, and the spray header is located in the clearance; cooling fins are disposed in the clearance, wherein a flow passage is disposed between the cooling fins and the outer wall of the containment. The containment cooling system has a higher coolant utilization rate.
G21C 15/18 - Dispositions pour le refroidissement d'urgenceMise hors circuit de la chaleur
G21C 15/12 - Aménagement ou disposition de passages dans lesquels la chaleur est transférée au réfrigérant, p. ex. pour la circulation du réfrigérant à travers les supports des éléments combustibles provenant de l'enceinte sous pressionAménagement ou disposition de passages dans lesquels la chaleur est transférée au réfrigérant, p. ex. pour la circulation du réfrigérant à travers les supports des éléments combustibles provenant de l'enceinte d'enveloppe
G21C 9/012 - Suppression de la pression par accumulation thermique ou condensation de vapeur, p. ex. condenseurs à glace
G21C 15/243 - Cyclage du fluide réfrigérant pour des liquides
A containment cooling apparatus includes a cooling water tank disposed above a containment; a spray header connected to the cooling water tank via a first communicating pipe, wherein the spray header is disposed on an outside of the containment for spraying cooling water to an outer wall of the containment; a bell shaped shield covering the containment, wherein the cooling water tank is disposed on a top portion of the shield; a space formed between an inner wall of the shield and the outer wall of the containment, wherein the spray header is disposed in the space; an exhaust hole disposed on the top portion of the shield; and a water separator disposed in the exhaust hole and/or the space. The containment cooling apparatus has higher utilization of coolant.
G21C 15/18 - Dispositions pour le refroidissement d'urgenceMise hors circuit de la chaleur
G21C 9/012 - Suppression de la pression par accumulation thermique ou condensation de vapeur, p. ex. condenseurs à glace
G21C 15/12 - Aménagement ou disposition de passages dans lesquels la chaleur est transférée au réfrigérant, p. ex. pour la circulation du réfrigérant à travers les supports des éléments combustibles provenant de l'enceinte sous pressionAménagement ou disposition de passages dans lesquels la chaleur est transférée au réfrigérant, p. ex. pour la circulation du réfrigérant à travers les supports des éléments combustibles provenant de l'enceinte d'enveloppe
A drainage valve for a nuclear reactor evaporator, comprising a valve seat (1) and a valve core (4) disposed on the valve seat (1). An inlet hole (2) and an outlet hole (3) are formed in the valve seat (1). A communicating hole (6) is formed between the inlet hole (2) and the outlet hole (3). A sealing segment (5) is disposed on the communicating hole (6). An annular boss (8) is further disposed on the valve core (4). The boss (8) directly faces the inlet end of the communicating hole (6). The boss (8) is located at the outer side of the inlet end of the communicating hole (6). A projection of the communicating hole (6) towards the boss (8) falls in the region within the edge of the boss (8). The distance from the boss (8) to the communicating hole (6) is less than or equal to the distance from the sealing segment (5) to the valve core (4). The diameter of the inlet end of the communicating hole (6) is greater than the diameter of the sealing segment (5). The drainage valve enables a sealing surface to be well protected during a working process.
A method for extracting underwater foreign matters for a nuclear power station, comprising the following steps: step 1) a pumping pipeline (1) pumps foreign matters and cooling water in a reactor vessel through a pumping opening (2) formed in the bottom end of the pumping pipeline (1) under the pumping effect of a water pump (5) disposed in a pumping pipeline (1); step 2) the foreign matters and the cooling water pass through an electric valve (3) disposed at the joint of the upper part of the pumping opening (2) and the pumping pipeline (1); step 3) the foreign matters and the cooling water passing through the electric valve (3) are filtered by a filter screen (4) disposed under the water pump (5), the cooling water pass through the filter screen (4), and the foreign matters touch the filter screen (4) and trigger a touch switch (6) disposed on the filter screen (4) so that the touch switch (6) is turned on; and step 4) after the touch switch (6) is triggered to be turned on, the electric valve (3) is controlled to be closed, and the foreign matters are stopped in the pumping pipeline (1) between the filter screen (4) and the valve (10) of the electric valve (3). The whole extraction method is convenient to operate, and can be operated in a blind manner even the specific position of foreign matters in the reactor vessel is not known.
G21C 19/20 - Dispositions pour introduire des objets à l'intérieur de l'enceinte sous pressionDispositions pour manipuler des objets à l'intérieur de l'enceinte sous pressionDispositions pour extraire des objets de l'enceinte sous pression
14.
Device for removing foreign objects from nuclear reactor vessel
A device for removing foreign objects from nuclear reactor vessel includes a suction pipe; a suction opening structure disposed at a lower end of the suction pipe, an electric valve disposed at a connection of the suction pipe and the suction opening structure, a filter mesh and a suction pump sequentially located in the suction pipe and above the electric valve. The suction opening structure has a suction opening thereon, a water inlet of the suction pump is communicated with the suction opening, and a water outlet of the suction pump is communicated with the outside space of the suction pipe though a drainage pipe. The device further includes a touch switch disposed on the filter mesh which is in operative connection with the electric valve. A foreign object impact force to the filter mesh triggers the touch switch to close which causes the electric valve to close.
G21C 19/307 - Dispositions pour introduire un matériau fluent à l'intérieur du cœur du réacteurDispositions pour enlever un matériau fluent du cœur du réacteur avec purification continue du matériau fluent en circulation, p. ex. par extraction des produits de fission spécialement adaptés pour des liquides
G21C 19/20 - Dispositions pour introduire des objets à l'intérieur de l'enceinte sous pressionDispositions pour manipuler des objets à l'intérieur de l'enceinte sous pressionDispositions pour extraire des objets de l'enceinte sous pression
G21C 17/01 - Inspection des surfaces internes des enceintes
15.
System for removing foreign objects from nuclear reactor vessel
A system with function of bending and elongation is used for discharging foreign matters from nuclear reactor vessel. The system includes an operating rod which includes a suction pipe, a bendable rod section connected to the suction pipe, and an expandable rod section connected to the bendable rod section; and a drainage pipe. A suction opening is disposed at the suction pipe and an electric valve is disposed at a connection of the suction opening and the suction pipe. A filter mesh is disposed in the suction pipe; a suction pump is disposed in the suction pipe; a touch switch is disposed on the filter mesh. A water inlet of the suction pump is connected to the suction opening, a water outlet of the suction pump is connected to the outside space of the suction pipe though the drainage pipe, and the electric valve is controlled by the touch switch.
G21C 17/01 - Inspection des surfaces internes des enceintes
B08B 9/08 - Nettoyage de récipients, p. ex. de réservoirs
G21C 17/08 - Combinaison structurelle du cœur du réacteur ou de la structure du modérateur avec des moyens de vision, p. ex. avec des caméras de télévision, périscopes, fenêtres
G21C 19/20 - Dispositions pour introduire des objets à l'intérieur de l'enceinte sous pressionDispositions pour manipuler des objets à l'intérieur de l'enceinte sous pressionDispositions pour extraire des objets de l'enceinte sous pression
B08B 5/04 - Nettoyage par aspiration, avec ou sans action auxiliaire
G21C 19/307 - Dispositions pour introduire un matériau fluent à l'intérieur du cœur du réacteurDispositions pour enlever un matériau fluent du cœur du réacteur avec purification continue du matériau fluent en circulation, p. ex. par extraction des produits de fission spécialement adaptés pour des liquides
A nuclear reactor cooling system includes a cooling water tank disposed above a containment; a spray header connected to the cooling water tank through a first communicating pipe; and an air tank disposed inside the containment; wherein the spray header is disposed outside the containment and used for spraying cooling water to the outer wall of the containment; the cooling water tank is a closed container, and the air tank is connected to the top portion of the cooling water tank through a second communicating pipe. The nuclear reactor cooling system has higher reliability in cooling containment.
G21C 15/18 - Dispositions pour le refroidissement d'urgenceMise hors circuit de la chaleur
G21C 9/012 - Suppression de la pression par accumulation thermique ou condensation de vapeur, p. ex. condenseurs à glace
G21C 15/12 - Aménagement ou disposition de passages dans lesquels la chaleur est transférée au réfrigérant, p. ex. pour la circulation du réfrigérant à travers les supports des éléments combustibles provenant de l'enceinte sous pressionAménagement ou disposition de passages dans lesquels la chaleur est transférée au réfrigérant, p. ex. pour la circulation du réfrigérant à travers les supports des éléments combustibles provenant de l'enceinte d'enveloppe
G21C 15/243 - Cyclage du fluide réfrigérant pour des liquides
Disclosed is a drainage valve for a nuclear power station, comprising: a valve seat (1) and a valve core (4) disposed on the valve seat (1). An inlet hole (2) and an outlet hole (3) are formed in the valve seat (1); a communicating hole (6) is formed between the inlet hole (2) and the outlet hole (3); a sealing segment (5) is disposed on the communicating hole (6), and is located at the tail end of the communicating hole (6); and the hole segment at the front end of the sealing segment (5) and the sealing segment are in smooth transition. The drainage valve enables a sealing surface to be well protected during a working process.
F16K 1/32 - Soupapes ou clapets, c.-à-d. dispositifs obturateurs dont l'élément de fermeture possède au moins une composante du mouvement d'ouverture ou de fermeture perpendiculaire à la surface d'obturation Détails
A discharge valve for a nuclear island, comprising a valve seat (1) and a valve core (4) disposed on the valve seat. An inlet hole (2) and an outlet hole (3) are formed in the valve seat; a communicating hole (6) is formed between the inlet hole and the outlet hole; a sealing segment (5) is disposed on the communicating hole; a driving part (9) for driving the valve core to move is further connected to the valve core; the sealing segment is a conical hole formed in the communicating hole; the portion, on the valve core, used for matching with the sealing segment is a conical segment (7); the end of the conical hole with a large diameter faces the inlet end of the communicating hole; the valve core and the driving part are hingedly connected by means of a joint bearing, and the center of the upper spherical surface of the joint bearing falls on the axis of the valve core. The drainage valve enables a sealing surface to be well protected during a working process.
Disclosed are an output increasing system and an output increasing method for injecting internal combustion engine tail gas into an oil and gas reservoir, the system comprising a ground pressure boost unit and an underground output increasing unit.The output increasing method involves using a driving internal combustion engine of the ground pressure boost unit to drive a driven internal combustion engine to boost the pressure of high temperature tail gas, and injecting the high temperature tail gas into an oil and gas reservoir by the underground output increasing unit to perform heat exchange or a physical or chemical reaction with underground oil, gas, water and rock to perform tail gas throughput or tail gas drive, so as to increase the pressure, temperature and permeability of the stratum and the flow rate, outputs and final recovery ratio of oil and gas. At the same time, the tail gas component, thermal energy, pressure energy and the like produced by the internal combustion engine in the whole process are completely reused, without excessive tail gas emissions into the atmosphere, making the process highly efficient, energy-saving and environmentally friendly. The system and the method further have the advantages of withstanding high temperatures, withstanding high pressures, resisting corrosion, having a simple structure, being easy to realise and being low cost.
A permeable cement stone fracturing exploitation method for non-conventional oil and gas layer comprising the following processes: transporting and storing a supercritical carbon dioxide to a well site; selecting, transporting, and storing an oil well cement and admixtures to the well site; mixing the oil well cement and the admixtures into a first mixture, forming a cement slurry; pumping the supercritical carbon dioxide and the cement slurry respectively into a high pressure mixer; automatically mixing the supercritical carbon dioxide and the cement slurry into a second mixture by the high pressure mixer; continuously on-line monitoring and temporarily storing the second mixture; and injecting the second mixture into the non-conventional oil and gas layer for fracturing to form a reticulate artificial fracture; the second mixture is automatically heated, pressure reduced, gasified, solidified, carbonic acid dissolved and eroded, leached to form the a permeable cement stone.
SICHUAN YIJIAYI INFORMATION TECHNOLOGY CO., LTD. (Chine)
Inventeur(s)
Xie, Guowen
Abrégé
Disclosed is a waste trading system comprising terminal equipment and a management platform for receiving and processing information of the terminal equipment. The terminal equipment comprises a class 1 terminal used by a seller to generate a waste recycling order and a class 2 terminal used by a buyer to generate waste quotation information. The management platform comprises an order-processing module. The present invention enables establishment of direct communication between a seller and a buyer in a waste transaction, thereby reducing transaction steps, facilitating openness of the market, maximizing profits to be gained by the seller, and improving recycling efficiency.
A navigation method for an unmanned vehicle in farmland or woodland is provided, comprising: (a) planning travel routes for an unmanned vehicle in farmland or woodland, wherein the travel routes do not intersect or overlap; and laying continuous metal wires on the ground along the travel routes; (b) disposing N horizontally evenly arranged metal probes on the vehicle head of the unmanned vehicle, wherein N is a positive integer greater than or equal to 2; (c) placing the unmanned vehicle on a travel route, and calculating a vector sum of vectors sensed by the N metal probes; and (d) controlling the unmanned vehicle to move forward along the direction of the calculated vector sum. The present invention provides the navigation method for the unmanned vehicle in farmland or woodland to solve the prior-art problem in which it has not been possible to provide accurate navigation for an unmanned vehicle operating in fields, providing a guide for the unmanned vehicle to move accurately in fields and improving the degree of automation.
Disclosed is a method for preparing an ultra-pure spherical alumina powder, wherein gas-phase aluminum chloride is pneumatically conveyed and sprayed into a heating zone of greater than or equal to 2500°C, then the ultra-pure aluminum chloride is pyrolyzed to produce alumina, thereby obtaining an ultra-pure spherical alumina powder. A product obtained by the method has advantages such as a high sphericity, a high bulk density and a high purity.
Disclosed is an amphibious dual-use feeder system, comprising a delivery mechanism, a high-pressure fluid generator (4), a high-pressure fluid spray bin (7), a negative-pressure bin (8), a material-mixing bin (9) and a mixed material release bin (10), wherein the delivery mechanism is located above the negative-pressure bin (8), the delivery mechanism is in communication with the negative-pressure bin (8) by means of a material guide pipe (3), the high-pressure fluid spray bin (7) is located at one side of the negative-pressure bin (8), the material-mixing bin (9) is located at the other side of the negative-pressure bin (8), the high-pressure fluid generator (4) conveys high-pressure fluid to the high-pressure fluid spray bin (7) by means of a fluid guide pipe (5), a nozzle of the high-pressure fluid spray bin (7) is inserted into the negative-pressure bin (8), an outlet of the negative-pressure bin (8) is in communication with an inlet of the material-mixing bin (9), and the material-mixing bin (9) sends mixed materials to the mixed material release bin (10). The system is suitable for the three environments of deep water, shallow water and land, and has strong practicality has a simple structure.
An appearance detection system for a cylinder product comprises a line scanning camera (1), and also comprises a conveying belt (6). Two flat plates (7) are fixed above the conveying belt (6); a detection channel (8) is formed between the two flat plates (7) at an interval; an included angle α is formed between the detection channel (8) and a movement direction of the conveying belt (6), 0°<α<90°; and the detection channel (8) is located at a photographing region of the line scanning camera (1). The system can ensure that constant-speed movement in the axial and peripheral directions is kept when materials pass through a view field of the line scanning camera (1), so that a collected image is linear, boundaries between the materials are clear when the image is collected, and the image processing difficulty is reduced; the materials are driven by the belt to continuously move, and after front-section material supply is stopped, the materials are not left on this section; the driving of the materials is not affected by other materials, so that any length, any diameter and any weight are suitable; and once the materials are stacked, the materials are automatically moved, the front-section material supply is slowed down or the speed of the belt is increased, the material can be moved out of a stacked region, and accordingly the material stacking fault is automatically removed.
A manufacturing technique for a metal base of a crude oil casing pipe for addressing an issue in which an alloy of the prior art cannot meet both cost and strength requirements at the same time. The technique comprises: step 1: melting a pig iron in a furnace to form an iron base, then performing desulfurization, deoxygenation, and dephosphorization to reduce sulfur content to 0.02% or less and phosphorus content to 0.03% or less in the pig iron; step 2: adding and homogeneously mixing Mn, Cu, and N into the iron base and heat to a molten state, then keeping the materials in the molten state for 1-2 hours before adding and homogeneously mixing Si, Cr, and C, holding the temperature at 800-1100°C for at least 2 hours, then heating at a rate of 5-10°C/min to 1200-1250°C and holding the temperature for at least 2 hours, then performing constant temperature casting at a temperature of 800-850°C; step 3: after casting, perform rapid cooling to below 200°C; and step 4: holding the temperature after cooling, then performing quenching and tempering followed by processing to obtain a final product. The method can ensure high strength and hardness at a low cost, and can effectively improve resistance against acid corrosion.
C22C 38/18 - Alliages ferreux, p. ex. aciers alliés contenant du chrome
C22C 38/16 - Alliages ferreux, p. ex. aciers alliés contenant du cuivre
C21D 9/08 - Traitement thermique, p. ex. recuit, durcissement, trempe ou revenu, adapté à des objets particuliersFours à cet effet pour corps tubulaires ou tuyaux
27.
HIGH STRENGTH WEAR-RESISTANT STEEL FOR OIL DRILL BIT
A high strength wear-resistant steel for an oil drill bit. The steel addresses the issue of higher costs of a method of welding a wear-resistant material onto a drill bit surface to extend the service life of a milling tooth of the drill bit. The steel is composed of the following components in weight percentage: 0.8-1.0% of C, 0.3-0.4% of Cr, 0.3-0.4% of Mn, 0.1-0.3% of Si, 0.05-0.1% of Al, 0.05-0.1% of B, 0.05-0.1% of Cu, 0.05-0.1% of V, 0.03% or less of S, 0.03% or less of P, 1% or less of total trace elements, and a remainder of Fe. The steel has the advantages of high yield strength, high hardness, and excellent wear-resistance.
A manufacturing technique for a viscosity reducing agent for oil well drilling. The technique addresses the issue of low viscosity reducing performance under high temperature and acidic conditions or high temperature and basic conditions of a viscosity reducing agent of the prior art. The method comprises the following steps: step 1: adding dopamine, lignin, and polyglycolic acid resin into water and mixing to obtain a uniform mixture; step 2: heating, and adding, during the process of heating, a carbon tetrachloride, polyisobutenylsuccinimide, sodium hydroxide, and methanoic acid to the mixture in that order; step 3: after adding the chemicals and heating to a temperature of 60-80°C, holding the temperature for at least 2 hours; and step 4: drying the mixture at 100°C to obtain the product. The viscosity reducing rate of the viscosity reducing agent is not influenced by high temperature and basic conditions or by high temperature and acidic conditions.
C09K 8/58 - Compositions pour les méthodes de récupération assistée pour l'extraction d'hydrocarbures, c.-à-d. pour améliorer la mobilité de l'huile, p. ex. fluides de déplacement
C09K 8/588 - Compositions pour les méthodes de récupération assistée pour l'extraction d'hydrocarbures, c.-à-d. pour améliorer la mobilité de l'huile, p. ex. fluides de déplacement caractérisées par l'utilisation de polymères spécifiques
29.
PRODUCTION STRING USED FOR THICKENED OIL THERMAL RECOVERY IN HORIZONTAL WELL
Disclosed is a production string used for thickened oil thermal recovery in a horizontal well. The production string comprises a production sleeve (1). Two primary screen pipes (4) are connected to a horizontal section of the production sleeve. An oil drawing pipe (7) is fixed into a vertical section of the production sleeve through a packer (6). The horizontal end of the oil drawing pipe freely extends in the horizontal well section formed by the two primary screen pipes and a sleeve (2). A horizontal section of the oil drawing pipe is provided with a secondary screen pipe (11). In the horizontal well, two outer-pipe packers (3) enable an open well to be divided into three parts. That is, oil liquid in the horizontal well enters the periphery of the oil drawing pipe through the two primary screen pipes. At this moment, the oil liquid entering from the interiors of the two primary screen pipes is conveyed into the upper portion of the vertical section of the production sleeve through the end of the oil drawing pipe and the secondary screen pipe on the horizontal section of the oil drawing pipe respectively, and then subsection extraction of a horizontal well is achieved.
Provided is a hydraulic butting apparatus mounted on a petroleum pipe connecting flange, comprising a first centralizer block (1), a second centralizer block (2), and a hydraulic cylinder (9). The upper part and the middle part of the inner side of the first centralizer block (1) are respectively provided with a tapered drum (3), and a first flange centralizing projection (4) is provided at the lower part of an inside face of the first centralizer block (1). A hydraulic cylinder mounting hole (5) is provided between the two tapered drums (3) on the first centralizer block (1). Tapered projections (6) are provided at the upper part and the middle part of the inner side of the second centralizer block (2) respectively, and the tapered projections (6) mate with the tapered drums (3) on the first centralizer block (1). An adjustment through-hole (7) is provided between the two tapered projections (6) on the second centralizer block (2), and a second flange centralizing projection (8) is provided at the lower part of an inside face of the second centralizer block (2). A base of the hydraulic cylinder (9) is provided at the outside of the first centralizer block (1) by a support of the hydraulic cylinder, a hydraulic arm (22) of the hydraulic cylinder (9) passes through the hydraulic cylinder mounting hole (5) and the adjustment through-hole (7) successively, and an end of the hydraulic arm (22) is provided with a press stop (23).
B25B 27/16 - Outils à main ou outillage d'établi, spécialement conçus pour assembler ou séparer des pièces ou des objets, que cela entraîne ou non une certaine déformation, non prévus ailleurs pour assembler des objets autrement que par ajustage à la presse, ou pour les détacher pour décoller des brides
F16L 1/10 - Accessoires à cet effet, p. ex. piquets d'ancrage pour l'alignement
31.
SCREEN PIPE USED FOR THICKENED OIL THERMAL RECOVERY IN HORIZONTAL WELL COMPLETION
Disclosed is a screen pipe used for thickened oil thermal recovery in a horizontal well completion. The screen pipe comprises a base pipe (4) of which the outer wall is provided with a plurality of oil inlet holes (5). A plurality of reinforcing ribs (3) are axially arranged on the outer circumferential wall of the base pipe (4), and winding wires (2) are circumferentially wound on the plurality of reinforcing ribs (3) at intervals along the base pipe (4). The position between every two adjacent reinforcing ribs (3) is filled with foam iron (8) in a triangular block shape. When the screen pipe is operating, the base pipe (4) is placed on a horizontal segment of a horizontal well completion. Thickened oil enters gaps formed by the winding wires (2) and casing pipes through gaps of the winding wires (2) and enters the interior of the base pipe (4) through the oil inlet holes under the filtering effect of the foam iron (8), so that oil liquid pumping is achieved.
Disclosed is a sand control screen pipe for a horizontal well completion. The sand control screen pipe comprises a base pipe (4) of which the outer wall is provided with a plurality of oil inlet holes (5). A plurality of reinforcing ribs (3) are axially arranged on the outer circumferential wall of the base pipe along the base pipe, and winding wires (2) are circumferentially wound on the plurality of reinforcing ribs along the base pipe. The position between every two adjacent reinforcing ribs is filled with foam iron (8) in a triangular block shape. When the sand control screen pipe is operating, the base pipe is placed on a horizontal segment of a horizontal well completion. Thickened oil enters gaps formed by the winding wires and casing pipes through gaps of the winding wires and enters the interior of the base pipe through the oil inlet holes under the filtering effect of the foam iron, so that oil liquid pumping is achieved.
Disclosed is a horizontal well completion string capable of achieving subsection extraction. The horizontal well completion string comprises a production sleeve (1). Two primary screen pipes (4) are connected to a horizontal section of the production sleeve (1). An oil drawing pipe (7) is fixed into a vertical section of the production sleeve (1) through a packer (6). The horizontal end of the oil drawing pipe (7) freely extends in the horizontal well section formed by the two primary screen pipes (4) and a sleeve (2). A horizontal section of the oil drawing pipe (7) is provided with a secondary screen pipe (11). A screen hole of the secondary screen pipe (11) comprises a shrinkage section (113), a straight section (112) and an impact section (111). The inner diameter of the shrinkage section (113) is reduced gradually outwards in the radial direction of the secondary screen pipe. The inner diameter of the impact section (111) is reduced gradually outwards in the radial direction of the secondary screen pipe (11). In the horizontal well, two outer-pipe packers (3) enable an open well (9) to be divided into three parts. That is, oil liquid in the horizontal well enters the periphery of the oil drawing pipe (7) through the two primary screen pipes (4). At this moment, the oil liquid entering from the interiors of the two primary screen pipes (4) is conveyed into the upper portion of the vertical section of the production sleeve (1) through the end of the oil drawing pipe (7) and the secondary screen pipe (11) on the horizontal section of the oil drawing pipe (7) respectively, and then subsection extraction of a horizontal well is achieved.
Disclosed is a thickened oil horizontal well completion string capable of achieving subsection extraction. The horizontal well completion string comprises a production sleeve (1). Two primary screen pipes (4) are connected to a horizontal section of the production sleeve (1). An oil drawing pipe (7) is fixed into a vertical section of the production sleeve (1) through a packer (6). The horizontal end of the oil drawing pipe (7) freely extends in the horizontal well section formed by the two primary screen pipes (4) and a sleeve (2). A horizontal section of the oil drawing pipe (7) is provided with a secondary screen pipe (11). A screen hole of the secondary screen pipe (11) comprises a shrinkage section (113), a straight section (112) and an impact section (111). The inner diameter of the shrinkage section (113) is reduced gradually outwards in the radial direction of the secondary screen pipe. The inner diameter of the impact section (111) is reduced gradually outwards in the radial direction of the secondary screen pipe (11). In the horizontal well, two outer-pipe packers (3) enable an open well (9) to be divided into three parts. That is, oil liquid in the horizontal well enters the periphery of the oil drawing pipe (7) through the two primary screen pipes (11). At this moment, the oil liquid entering from the two primary screen pipes (11) is conveyed into the upper portion of the vertical section of the production sleeve (1) through the end of the oil drawing pipe (7) and the secondary screen pipe (11) on the horizontal section of the oil drawing pipe (7) respectively, and then subsection extraction of a horizontal well is achieved. The thickened oil horizontal well completion string capable of achieving subsection extraction can minimize the solid content of the oil liquid entering into the oil drawing pipe, and can ensure oil recovery efficiency of the horizontal well at a later stage in the extraction process.
Provided is a heating and heat preservation joint device for a petroleum pipe, comprising an inner steel pipe (1), an outer steel pipe (2), flange joints (3), a power generating device (4), and a heating device (5). The inner steel pipe (1) is arranged inside the outer steel pipe (2), and a flange joint (3) is arranged on both ends of the inner steel pipe (1) and the outer steel pipe (2). The power generating device (4) comprises a generator (6), an impeller device (7), a rotating shaft (8) for blades, and a transmission (9), the impeller device (7) being mounted on an end of the rotating shaft (8) for the blades in the inner steel pipe (1), the generator (6) being arranged on the outer steel pipe (2) and a rotating shaft of the generator (6) being connected to the outer end of the rotating shaft (8) for the blades via the transmission (9) so as to drive power generation. The heating device (5) is arranged between the inner steel pipe (1) and the outer steel pipe (2), and a voltage output end of the generator (6) is connected to the heating device (5). The two layers of pipes can effectively enhance the strength of a petroleum transmission pipe and prevent petroleum leakage, and are advantageous for heat preservation, and at the same time, the power generating device (4) for generating power dependent on the flow of petroleum and the heating device (5) are arranged on the pipe to heat the petroleum in the pipe safely.
F16L 53/00 - Chauffage des tuyaux ou des systèmes de tuyauxRefroidissement des tuyaux ou des systèmes de tuyaux
F16L 9/18 - Tuyaux à double paroiTuyaux à canaux multiples ou assemblages de tuyaux
F16L 59/02 - Forme ou configuration de matériaux isolants, avec ou sans revêtement formant un tout avec les matériaux isolants
F03B 13/00 - Adaptations des "machines" ou machines motrices pour une utilisation particulièreCombinaisons des "machines" ou machines motrices avec les appareils entraînés ou qu'ils entraînentCentrales électriques ou ensembles machine-appareil
F24H 1/14 - Chauffe-eau instantanés, c.-à-d. dans lesquels il n'y a production de chaleur que lorsque l'eau s'écoule, p. ex. avec contact direct de l'eau avec l'agent chauffant dans lesquels l'eau est maintenue séparée de l'agent chauffant par tubes, p. ex. en forme de serpentins
36.
FISH ESCAPE PREVENTION APPARATUS FOR USE IN FLOOD DISCHARGE, AND DAM
A fish escape prevention apparatus for use in flood discharge comprises a plurality of grating bars (2) disposed at a spillway inlet and arranged in a row. A gap between two adjacent grating bars (2) is configured to enable water to pass therethrough. The fish escape prevention apparatus also comprises a hinge shaft (4). The upper ends of the grating bars (2) are connected to the hinge shaft (4), either directly or via a connection member. The grating bars (2) are all arranged in an inclined position. The lower ends of the grating bars (2) are arranged towards a downstream direction, and can be rotated about an axle of the hinge shaft (4).
Disclosed is a pharmaceutical composition of cefoperazone sodium and sulbactam sodium, comprising cefoperazone sodium and sulbactam sodium. The mass ratio of cefoperazone sodium and sulbactam sodium is 1-2 : 1, the specific rotation of cefoperazone sodium is -20° to -24°, and the specific rotation of sulbactam sodium is +223° to +228°. Same is made from cefoperazone sodium and sulbactam sodium with specific rotations, and can improve drug stability, thereby making the medication clinically safe.
A61K 31/546 - Composés contenant des systèmes cycliques thia-5 aza-1 bicyclo [4.2.0] octane, c.-à-d. composés contenant un système cyclique de formule , p. ex. céphalosporines, céfaclor, céphalexine contenant d'autres hétérocycles, p. ex. céphalotine
A61K 31/43 - Composés contenant des systèmes cycliques thia-4 aza-1 bicyclo [3.2.0] heptane, c.-à-d. composés contenant un système cyclique de formule , p. ex. pénicillines, pénèmes
38.
PHARMACEUTICAL COMPOSITION OF AMPICILLIN SODIUM AND SULBACTAM SODIUM
The present invention discloses a pharmaceutical composition of ampicillin sodium and sulbactam sodium, wherein a sulbactam sodium is combined with an ampicillin sodium with a specific rotation of +264° to +269°, wherein the ampicillin sodium and the sulbactam sodium have a mass ratio of 2:1. The invention is produced by combining the sulbactam sodium with an ampicillin sodium with a selected specific rotation, thereby improving pharmaceutical stability and user safety of the pharmaceutical composition.
A61K 31/43 - Composés contenant des systèmes cycliques thia-4 aza-1 bicyclo [3.2.0] heptane, c.-à-d. composés contenant un système cyclique de formule , p. ex. pénicillines, pénèmes
Disclosed is a pharmaceutical composition of piperacillin sodium and sulbactam sodium, comprising 2-4 parts by weight of piperacillin sodium and 1 part by weight of sulbactam sodium having a specific rotation of +230° to +235°. By optimizing the process for preparing sulbactam sodium, sulbactam sodium with the specific rotation of +230° to +235° is prepared, and the process for preparing piperacillin sodium is optimized, wherein same is beneficial for improving the stability of the pharmaceutical composition and the use thereof is safer.
A61K 31/496 - Pipérazines non condensées contenant d'autres hétérocycles, p. ex. rifampine, thiothixène ou sparfloxacine
C07D 499/86 - Composés hétérocycliques contenant des systèmes cycliques thia-4 aza-1 bicyclo [3.2.0] heptane, c.-à-d. des composés contenant un système cyclique de formule p. ex. pénicillines, pénèmesCes systèmes cycliques étant ultérieurement condensés, p. ex. condensés en position 2,3 avec des hétérocycles contenant de l'oxygène, de l'azote ou du soufre avec uniquement des atomes autres que des atomes d'azote liés directement en position 6 et un atome de carbone comportant trois liaisons à des hétéro-atomes, avec au plus une liaison à un halogène, p. ex. un radical ester ou nitrile, lié directement en position 2
A natural temperature control and hydrating system for shiitake mushroom cultivation comprises a greenhouse portion and a temperature control and hydrating circulation portion. The greenhouse portion comprises a greenhouse layer (1). The temperature control and hydrating circulation portion comprises a water curtain temperature control portion, a ground surface micro-spraying humidity control portion and a collecting tank (5). The water curtain temperature control portion comprises a water pumping apparatus (3), and a water pipe (2) connected with the water pumping apparatus (3), wherein the water pumping apparatus (3) is connected with the water pipe (2) to pump underground water up to a high position through the water pipe (2) and spray the underground water onto the greenhouse portion. The ground surface micro-spraying humidity control portion comprises micro-spraying apparatuses (4), wherein the micro-spraying apparatuses (4) are distributed on the ground of the greenhouse layer (1). The collecting tank (5) is connected with the water pumping apparatus (3). Also disclosed is a shiitake mushroom cultivation method using the system. By using the method of the present invention, the shiitake mushrooms of good quality, having a round and complete shape, consistent thickness and uniform size can be obtained.
A01G 1/04 - Culture des champignons (composts ou engrais pour la culture des champignons C05)
A01G 9/24 - Dispositifs de chauffage, d'aération, de régulation de la température ou d'irrigation dans les serres, les châssis ou les installations similaires
41.
CULTIVATION SYSTEM AND METHOD FOR OYSTER MUSHROOMS
An oyster mushroom cultivation system and a method for cultivating oyster mushrooms using the same. The oyster mushroom cultivation system comprises: oyster mushroom cultivation rack sets, arranged parallelly for placing oyster mushroom culture medium bags; a shading system (8), disposed above the oyster mushroom cultivation racks (9) for shading the oyster mushroom cultivation rack sets; a temperature control and humidity control system, comprising a water curtain temperature control system, a micro-spraying system and a collecting tank (5); a water curtain temperature control system, comprising a water pumping apparatus (3), and a water pipe (2) connected with the water pumping apparatus, wherein the water pumping apparatus is connected with the water pipe to pump underground water up to a high position through the water pipe and spray the underground water onto the shading system; a micro-spraying system, comprising micro-spraying channels, on which a plurality of holes are disposed, wherein the micro-spraying channels are distributed on the top of the oyster mushroom cultivation racks; the water pumping apparatus is connected with the collecting tank; and a ventilation system, comprising a plurality of ventilation ducts (10) parallel to the oyster mushroom cultivation rack sets, on all of which vents are disposed. The oyster mushroom cultivation system and method can provide good environmental conditions for oyster mushrooms to grow, and the oyster mushrooms obtained by using the system are fleshy and have large and thick caps, thus having high economic value.
PENGXI FALIAN AGRICULTURAL AND LIVESTOCK CO., LTD. (Chine)
Inventeur(s)
Li, Aiming
Abrégé
Provided is a formulation of an ecological rabbit fattening feed, comprising the following components in percentage by weight: 30% of powdered hay, 10% of leaves of Sophora japonica, 15% of wheat, 15% of maize, 10% of wheat bran, 14% of soybean meal, 5.5% of organic powder, and 0.5% of salt. The feed consists of natural feedstuffs and is free of additives, such as chemical compounds. Meat rabbits fed with the feed are ecological, and the quality thereof reaches organic quality. The preparation method is simple and easy to implement, and has low personnel quality requirements and a wide range of application.
PENGXI FALIAN AGRICULTURAL AND LIVESTOCK CO. ,LTD. (Chine)
Inventeur(s)
Huang, Anquan
Abrégé
Disclosed are a compound traditional Chinese medicine for treating flatulence and diarrhea of rabbits and a method for using same. The compound traditional Chinese medicine comprises the following crude drugs in parts by weight: 1-3 parts of Atractylodes lancea, 2-5 parts of Rosa banksia, 1-3 parts of Magnolia officinalis, 2-3 parts of fructus aurantii immaturus, 1-2 parts of rheum officinale, 2-4 parts of crataegus pinnatifida, 2-3 parts of medicinal fermented mass, 1-2 parts of stir-fried radish seeds, and 0.5-1 part of fruits of platycladus orientalis. A method for preparing the compound traditional Chinese medicine comprises: separately smashing the crude drugs, screening the smashed crude drugs with a sieve of 50-100 meshes to remove granules, and then uniformly mixing the screened crude drugs according to the mixing ratio of the compound traditional Chinese medicine.
A system for retaining water and removing unwanted materials for use in ecological fish culturing in rivers, comprising a plurality of lateral piers (1) that are arranged in parallel and in a single row, wherein a gate (2) and a filtering and unwanted material-removal portion (3) are disposed between every two adjacent lateral piers (1). The filtering and unwanted material-removal portion (3) comprises a conveyor belt (31) and at least two rollers (32) used to tension the conveyor belt (31). The rollers (32) are located at different heights, and projections of the rollers (32) on the ground do not overlap. The width direction of the conveyor belt (31) is in the same direction as a spacing between the adjacent lateral piers (1). The conveyor belt (31) is further provided with gaps for water to flow through, and at least one of the rollers (32) is connected to a driving portion to stop rotation of the rollers (32). Each gate (2) is further provided with an elevator mechanism (21) used to adjust the position of the gate (2) in the height direction. Also disclosed is a method of using the system for retaining water and removing unwanted materials for use in ecological fish culturing in rivers.
YAAN ZHONGFU NEW ENERGY DEVELOPMENT CO., LTD. (Chine)
Inventeur(s)
Yu, Zhongfu
Yu, Sihao
Abrégé
Provided is a method for producing high-purity vanadium pentoxide by room temperature extraction, comprising: (1) slowly adding industrial ammonium metavanadate or/and industrial vanadium pentoxide to an extracting agent to selectively dissolve the ammonium metavanadate or/and vanadium pentoxide to form a vanadium-containing solution; and adding a precipitating agent to the vanadium-containing solution to precipitate impurities; (2) filtering the solution to obtain a filtrate; (3) evaporating the filtrate by heating, followed by adjusting the pH value of the liquid to 1-6, and then cooling the liquid to allow for crystallization to occur to obtain a solid-liquid mixed solution; (4) subjecting the solid-liquid mixed solution to solid-liquid separation, and subjecting the solid to rinsing with a rinsing agent and filtering; and (5) baking the filtered solid at 400-600ºC, followed by cooling the solid to obtain the finished product. The method has the advantages of simple process, low cost and good quality.
PENGXI FALIAN AGRICULTURAL AND LIVESTOCK CO., LTD. (Chine)
Inventeur(s)
Li, Aiming
Zhao, Zhifang
Abrégé
Disclosed is a pharmaceutical composition for treating a milk deficiency in female rabbits, a preparation method thereof, and a use thereof in the preparation of a drug for a milk deficiency in female rabbits. The pharmaceutical composition is made from 40-70 parts of raw eggs, 80-140 parts of crucian carp, 40-50 parts of walnut meat powder, 40-50 parts of welsh onion pieces, 15-25 parts of cowherb seed, 5-10 parts of radix codonopsis, 10-15 parts of tangerine peel, 10-15 parts of radix paeoniae alba, and 10-15 parts of radix platycodi.
PENGXI FALIAN AGRICULTURAL AND LIVESTOCK CO., LTD. (Chine)
Inventeur(s)
Huang, Anquan
Abrégé
Disclosed is a pharmaceutical composition for preventing and treating flatulence and diarrhea in rabbits and a preparation thereof. The pharmaceutical composition is composed of 1-5 parts of rhizoma atractylodis, 1-5 parts of cypress fruit, 0.5-2 parts of fried radish seeds, 1-3 parts of radix angelicae, 1-3 parts of herba schizonepetae, 3-5 parts of herb of shiny cinquefoil and 1-2 parts of acorus tatarinowii, or is composed of 1-5 parts of rhizoma atractylodis, 1-5 parts of cypress fruit, 0.5-2 parts of fried radish seed, 3-5 parts of radix aucklandiae, 2-6 parts of cortex magnoliae officinalis, 2-3 parts of fructus aurantii immaturus, 1-2 parts of rheum officinale, 3-5 parts of crataegus pinnatifida and 2-3 parts of massa medicata fermentata fujianensis by weight. The active ingredient in the pharmaceutical preparation is the above-mentioned pharmaceutical composition.
Disclosed is a high security room door lockset, comprising a lock core (1) and a key (2) used for unlocking the lock core (1), a human body biometric collecting device (23) being provided on a key handle of the key (2), and further comprising: an electronic locking device provided in the lock core (1) for locking or unlocking the lock core (1); a smart alarm (11) controlling the electronic locking device to lock or unlock the lock core (1); an unlocking button (12), the button being pressed when people leave so that the smart alarm (11) unlocks the locking of the lock core (1) by the electronic locking device within a certain period of time. Also disclosed is an unlocking and locking method of a room door lockset.
E05B 49/02 - Serrures à permutation électriqueCircuits à cet effet avec circuits électriques à l'intérieur de la serrure
E05B 45/08 - Serrures d'alarme électriques par contact s'établissant à l'intérieur de la serrure ou dans la gâche
E05B 17/20 - Moyens indépendants du mécanisme de verrouillage pour empêcher une ouverture non autorisée, p. ex. pour bloquer le pêne en position de fermeture
Disclosed is a permeable cement stone fracturing exploitation method for tight oil and gas, shale gas, coal-bed gas, combustible ice and other unconventional oil and gas layers. The method comprises a pumping process for supercritical carbon dioxide transport and storage, a pumping process for fracturing cement slurry transport, storage and preparation, a mixing process for supercritical carbon dioxide and cement slurry, ground supercritical carbon dioxide and cement slurry fracturing process, a forming process for underground permeable cement, and other matching processes and specific implementation methods therefor. The invention achieves the fracturing exploitation method for unconventional oil and gas layers, does not use conventional fracturing proppant or conventional fracturing fluid, and therebyrealizing technical effects such as no backflow fluid, environmental protection, and wide application.
A trespass prevention alarm configured to prevent someone from breaking into a house through a balcony or a window and a trespass prevention method. The alarm comprises: a first sensing unit, configured to sense a movement direction of a person; a second sensing unit, configured to sense a movement of an indoor person in a predefined range in a sense area (1) of the first sensing unit; a controller, configured to determine, according to sense results of the first sensing unit and the second sensing unit, a trespass condition; and an alarm circuit, configured to operate when trespass is determined. The above alarm can differentiate trespass and a normal activity of an indoor person without setting or resetting an alarm, and has a low false alarm rate.
A road condition physical information drawing and inquiring method based on an electronic map, comprising the following steps: S1, a mobile terminal with a locating function and a camera shooting function is used to move on a pavement, manually determine a pavement grade, and mark on an electronic map; S2, install a vibration sensor on a measurement vehicle, the measurement vehicle runs on a road with the pavement grade already marked, and collects vibration data of the vibration sensor; for each pavement grade, obtain an X value taking interval corresponding to the pavement grade by means of running and collection; the measurement vehicle carries a locating apparatus and a speed measuring apparatus; and S3, the measurement vehicle runs on a to-be-tested pavement, calculate, according to the data collected by the vibration sensor, a parameter x, determine, according to a calculation result, a pavement grade of the to-be-tested pavement, and mark on the electronic map. The method fills a gap of the current electronic map having no road condition information, can greatly improve the efficiency for a user to acquire target information, and can obtain more intuitive and precise information.
A multifunctional critical care system and a method for operating the multifunctional critical care system. A lifting frame is arranged above a bed body (2), a bed board (13) and lifting bands (12) are arranged in the lifting frame, and a tensioning mechanism (11) is arranged on the lifting frame; the bed board (13) is provided with plumb lifting mechanisms between which a transverse telescopic mechanism (16) is arranged; an upper body tilting mechanism is connected with the lifting frame; the lifting bands (12) are buckled on a lifting band buckling unit (15) of a support tube (18), and a plumb lifting power mechanism (7) is started to lift up the lifting frame; a transverse telescopic power mechanism (17) is started so that the transverse telescopic mechanism (16) stretches and retracts in a transverse direction; a tensioning power mechanism (4) is started to adjust the degree of tension of the lifting bands (12); a drive power mechanism (26) is started to rotate a first support tube (21) around a rotational universal joint (20) under the action of a tilted support column (22), and accordingly, the upper body of a patient can be supported. With the multifunctional critical care system, bed sheet changing, back ventilation, turning over to the left and right, body cleaning and wiping, and defecation and urination can be achieved easily, and painless transfer can be realized by putting a stretcher under the lifting bands (12); the functions of nursing appliances, sickbed and wheelchair are combined in the multifunctional critical care system.
A61G 7/10 - Dispositifs pour soulever les malades ou les personnes handicapées, p. ex. adaptations particulières d'appareils de levage à cet effet
A61G 7/015 - Lits spécialement conçus pour donner des soinsDispositifs pour soulever les malades ou les personnes handicapées comportant un cadre de sommier réglable divisé en plusieurs parties réglables, p. ex. pour la position dite "Gatch"
53.
METHOD FOR PREDICTING RESERVOIR LITHOGENOUS PHASE USING GEOLOGY AND LOGGING INFORMATION
A method for predicting a reservoir lithogenous phase using geology and logging information, comprising the steps that a sampling area is selected, a rock core sheet is extracted, the microstructure and pore evolution factors of the rock core sheet of the sampling area are analysed, the lithogenous phase characteristics of sampling points are judged and classified, and the lithogenous phase characteristics and types of reservoir development of the sampling points are determined; rock strata of the sampling points are compared by combining a logging curve of the sampling area, and the logging response characteristics of different lithogenous phase types and the data distribution range are determined; the logging response data of the reservoir section of a target well are read through the sensitive logging curve, and the explaining quantity versions of the different lithogenous phase types are built; and lithogenous phase dividing is carried out on the reservoir of the target well section through the explaining quantity versions, and the lithogenous phase type of the reservoir is determined in the longitudinal direction.
brevets
