Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 401 - 450 out of 69,366

Document Document Title
WO/2023/023791A1
This invention relates to processes for removing contaminants from a mineral sand particulate. Also described are apparatus for carrying out the processes, and the purified products of the reaction and reaction intermediates.  
WO/2023/026854A1
Provided is a technology for executing stable processing by extending the furnace refractory life in an electric furnace for heating and melting a raw material containing a valuable metal. The present invention provides an electric fur...  
WO/2023/028204A1
An ingot mold for curing fused and melted material is provided. The ingot mold includes a steel box, a foamed carbon layer, and a graphite block layer. The foamed carbon layer is formed inside the steel box. The graphite block layer is f...  
WO/2023/025916A1
A process for preparing a cathode active material for a secondary lithium-ion battery is described. The process comprises the step of the heat treatment of a metal precursor of the cathode active material in a vessel. The inner surface o...  
WO/2023/024132A1
A novel furnace door heating apparatus and a horizontal sintering furnace thereof, comprising: main heating bodies (1), wherein the main heating bodies (1) comprise a first main heating body (2), a second main heating body (3), and a thi...  
WO/2023/028515A1
A method of agglomerating bulk ceramic fibers includes mixing the bulk ceramic fibers with water to form wet fibers; mixing the wet fibers with a binder including an organic binder and/or an inorganic binder to form agglomerates; and dry...  
WO/2023/021940A1
[Problem] To obtain a large drive force on molten metal with low power consumption. [Solution] A magnetic field device 2 of a molten metal drive device 1 is provided with iron cores 21-25, yokes 31, 32, 33 that link the iron cores 21-25,...  
WO/2023/021009A1
A manufacturing apparatus for providing a reduced cementitious material comprising a heating device, a reducing device, and a cooling device. The reducing device has a first end comprising a gas seal and being connected to the heating de...  
WO/2023/022313A1
An embodiment of the present invention relates to a tapping method for tapping molten steel into a ladle located outside an electric furnace and comprises the steps of: preparing a plurality of configuration conditions including configur...  
WO/2023/021739A1
The present invention comprises: a furnace main body 6 that has openings 61, 62; lids 71, 72 attached to the openings 61, 62; and a sealing structure for providing an airtight seal for the openings 61, 62 by using the lids 71, 72. The se...  
WO/2023/021078A1
The invention relates to an electric arc furnace having a furnace vessel with at least one electrode and a voltage supply connected to the at least one electrode, wherein: the furnace vessel has a lower vessel for receiving a melt and a ...  
WO/2023/016663A1
The present disclosure provides an. electromagnetic stirring apparatus for a metal furnace, including a stirring assembly having a ferromagnetic core arranged in a ring-like configuration, and at least three windings which are wound on t...  
WO/2023/016057A1
Disclosed in the present application are a positive electrode material drying apparatus and a positive electrode material drying production line. The positive electrode material drying apparatus comprises: a rotary kiln, wherein a kiln h...  
WO/2023/016968A1
An electrically powered furnace may include a furnace housing and heating elements extending in the furnace housing. The furnace also may include heating tubes extending in the interior volume, and each of the heating tubes may define an...  
WO/2023/015924A1
A vehicle-mounted hydrogen supply method and device for hydrogen-rich smelting in a blast furnace or shaft furnace, combining steel plant hydrogen supply requirements with vehicle-mounted hydrogen supply technology used by hydrogen-power...  
WO/2023/016820A1
The invention relates to: an apparatus for inductively heating a molten metal (S), said apparatus comprising at least one vessel (8, 27) which is formed from a refractory material and which has an inlet section (9) and an outlet section ...  
WO/2023/013271A1
In this reaction device (10), a kiln part (100) has: a supply port (101) for receiving raw materials supplied into one end side; a delivery port (102) for delivering a reaction product to the other end side; a cylindrical part (103) rota...  
WO/2023/013284A1
The present invention provides a dry spraying material for a firing furnace that does not require a drying process after spraying and makes it possible to suppress physical impact from objects in the furnace. The dry spraying material ac...  
WO/2023/013403A1
[Solution] A heat treatment apparatus 1 comprises a heating furnace 10 which is cuboid-shaped, the bottom face of which is an opening 10a, and which is fixed at a prescribed height h from a ground G. A movement and raising control unit 1...  
WO/2023/014986A1
A first slurry can be applied over a surface of an existing pipe to form a first layer. The first slurry can comprise a powder, a binder, and a solvent. The powder can comprise a metal. At least some of the powder in the first layer can ...  
WO/2023/010769A1
Disclosed in the present invention is a sintering device for use in preparation of low-temperature sintered piezoelectric ceramics. The sintering device comprises a first power supply, a second power supply, a first mounting block and a ...  
WO/2023/006739A1
The invention relates to the field of flow rate measurement of liquids by means of a magnetic-inductive flowmeter. The aim of the present invention is to provide a method which corrects the erroneous flow rate measurement. The aim is ach...  
WO/2023/006475A1
An electrically powered furnace may include a plurality of heating tubes configured to receive a feed and heat the feed. Each of the plurality of heating tubes may define a longitudinal axis extending between a first end of the heating t...  
WO/2023/008170A1
Provided are a blast furnace slag level estimation method and a blast furnace slag level estimation device that enable highly accurate estimation of the liquid level of slag. Further provided are an operation guidance method, a hot metal...  
WO/2023/009536A1
A reflow oven is disclosed in the present application, the reflow oven including: a housing, where the housing defines an oven chamber, and the oven chamber is provided with an inlet end, an outlet end, and a conveying space extending fr...  
WO/2023/008225A1
An atomized powder which has a heat-resistant alloy phase and Cr7C3 phases that are dispersed in the heat-resistant alloy phase, and which contains, on a mass basis, 20-46% of Ni, 22-43% of Cr, 4-13% of Al, 0.1-1.0% of Y and 0.3-4.2% of ...  
WO/2023/005962A1
The present application discloses a lithium battery positive and negative electrode material sintering furnace, comprising two firing furnace cavities. A conveying device for transferring saggars is provided in each firing furnace cavity...  
WO/2023/002430A1
The invention concerns: A) An assembly to reduce the emission of CO2 in a plant for the production of clinkers comprising two calciners and a carbonator arranged between the two calciners, wherein one of the calciners is an integral part...  
WO/2023/000351A1
A smelting and stirring integrated high-temperature smelting furnace for preparing a magnesium-based composite material, said furnace comprising: a crucible (1) for accommodating a material; a main body (2) for accommodating the crucible...  
WO/2023/001751A1
A device (1) for producing and sintering a dental workpiece (2) from a blank (2a), having - a machining device (3), preferably comprising a milling machine, for machining the blank (2a), and - a sintering furnace (4) for sintering the ma...  
WO/2023/001062A1
A heating furnace comprising a furnace body, a first wall (1), a second wall (14), a first heating device and a conveying device. The first wall (1) and the second wall (14) are arranged inside the furnace body opposite each other in a f...  
WO/2023/002800A1
Provided is a conveying heating apparatus with which it is possible to prevent generation of waste metal and suppress variations in in-plane temperature distribution of a substrate. This conveying heating apparatus comprises: a heating...  
WO/2023/284293A1
Disclosed in the present invention are a top blown furnace having a powdery material fed from the side, and a treatment method thereof. The top blown furnace having a powdery material fed from the side comprises a cylindrical furnace bod...  
WO/2023/286101A1
Apparatus (100) for cooling and recovering energy from a flow of molten or partly molten hot material (13) having a high thermal energy. Said apparatus (100) structurally comprises a technical volume (14) kept in depression and provided ...  
WO/2023/286653A1
This state estimation method for a sintering process includes: a process variable calculation step (S1) for using a physical model that takes into consideration of a chemical reaction and a heat transfer phenomenon in a sintering process...  
WO/2023/285942A1
It is provided a process for making a dental prosthesis (10) comprising one or more components (10a) and a gingival portion (10b), and comprising a muffle (1) defining a tubular body (2) expanded around a main axis (2a) including at leas...  
WO/2023/285747A1
The invention relates to a cooling chamber (2) for cooling a metal strip (1) running vertically in a continuous treatment line, said chamber comprising an upper cooling zone (3) in which a cooling liquid is sprayed onto the strip, and an...  
WO/2023/286386A1
Provided is a method for safely and efficiently recovering a valuable metal from a material including waste lithium ion batteries or the like. The present invention is for producing a valuable metal from a material including the valuab...  
WO/2023/284905A1
A multi-zone heating process for sheet-steel blanks (2) comprising the following steps: 1.1. A sheet-steel blank (2) is heated to a temperature above the Ac3 temperature of the steel material of the sheet-steel blank (2) for austenitizin...  
WO/2023/282833A1
A method for producing a semisolid metal slurry, comprising the steps of providing at least two stirring devices (111,112; 211,212,213), each having a first end (111a,112a; 211a,212a,213a) and an opposite second end (111b,112b; 211b,212b...  
WO/2023/279410A1
A rotary burning apparatus (1), and a kiln and a rotary burning method therefor. The rotary burning apparatus (1) is used for being mounted at the top of the kiln, and comprises a mounting base (11), an adjustment arm (12), and a tubular...  
WO/2023/280541A1
The present invention relates to a method for repairing a refractory wall (2) of a furnace (1) by replacing at least a wall portion (3) thereof, the method comprising: (a) demolishing the wall portion (3); (b) installing an outer form (4...  
WO/2023/276805A1
The present invention provides a heat-insulating block structure for skid posts, by which rotation of constructed heat-insulating blocks can be suppressed, and a construction method thereof. This heat-insulating block structure for a ski...  
WO/2023/278390A1
An emergency cooling-water vacuum system and associated method for a pressurized water cooled furnace having an emergency shut off preventing pressurized cooling fluid from moving to the cooling components in the furnace, said system inc...  
WO/2023/277512A1
The present invention provides a kiln characterized in that the area which comes into contact with raw materials for producing an active material and/or produced active materials during a calcination process includes a substance (materia...  
WO/2022/241486A9
This invention relates to furnace electrode clamping device comprising: an array of opposed clamping-elements, which abut each other to form a collar, the clamping-elements being movable selectively between a clamped position, in which a...  
WO/2023/276804A1
The present invention provides an insulation block for a skid pipe that is not easily damaged when installed around a skid pipe, and a method for constructing the insulation block. An insulation block (3) for a skid pipe according to the...  
WO/2022/271064A1
A system for the production of sponge iron, the system comprising a direct reduction shaft (201), a reduction gas source (206), a reduction gas container (209), a primary circuit (210) for conducting at least a part of a top gas through ...  
WO/2022/268001A1
A power control method for a power supply of a waste treatment system. A radioactive waste treatment system comprises a calcining device and a melting system; the melting system comprises a crucible and a power supply; radioactive waste ...  
WO/2022/269479A1
An industrial apparatus (29) and a heating assembly (1) for the firing of ceramic articles (T), which is installable in a kiln (2) and comprises: an electric heater (5), comprising a tubular casing (6), a feeding duct (8) to feed a gas (...  

Matches 401 - 450 out of 69,366