Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 1 - 50 out of 11,317

Document Document Title
WO/2022/156932A1
The invention relates to a shielding shoe (1a) for covering openings in the bottom of a walking beam furnace, the shielding shoe (1a) having a semi-circular recess (9a) and, as a result of which, can be held on a vertical post (5a) of th...  
WO/2022/157163A1
The invention relates to a raw meal delivery device (1) for delivering raw meal (R) into a gas line, such as a riser of a heat exchanger cyclone (112, 113), or into a reactor, such as a calciner (170), of a system (100) for producing cem...  
WO/2022/157221A1
The invention relates to a method for operating a blast furnace plant (1) that comprises a blast furnace (10), at least one material hopper (20) for charging raw materials to the blast furnace (10), having a upper seal valve (21) and a l...  
WO/2022/158072A1
This plate-shaped firing jig has a plate-shaped base material, a protrusion that protrudes outward from the outer periphery of the plate-shaped base material, and a connection portion that connects the plate-shaped base material and the ...  
WO/2022/159022A1
The present disclosure relates to an arrangement and process for charging iron ore (207) to a direct reduction shaft (211), as well as an arrangement and process for discharging sponge iron (208) from a direct reduction shaft. The proces...  
WO/2022/150894A1
The present invention relates to systems for distributing loads in a metal furnace. In this context, the present invention provides a system for distributing loads in a metal furnace, comprising (i) an open silo (10) designed to receive ...  
WO/2022/148630A1
The plate-formed grate element (1, 2) has a top wall (12), a bottom wall (13), a front end (14) and a back end (15). The front end has a lower inwardly curved wall portion (16) adapted to maintain a predetermined clearance with a back ti...  
WO/2022/149178A1
Apparatus (10) for heating steel products (200), in particular billets, comprising a heating chamber (13), a plane of advance (P) defined inside said heating chamber (13) and feed and extraction means (18, 20) for said steel products.  
WO/2022/146396A2
The present invention relates to a furnace firing plate (10) that has a plate layer (11) made of refractory material, an upper surface coating (12) made of refractory powder material provided on top of said plate layer (11), and a lower ...  
WO/2022/123809A1
Provided is a firing jig which does not easily cause a difference in thermal expansion inside and outside the structure of the firing jig even when used in severe temperature difference conditions, and which can prevent cracking and defo...  
WO/2022/117585A1
The present invention relates to a method for the pyrometallurgical smelting of metal-containing raw materials, waste materials and/or secondary waste materials (M), said materials being fed in comminuted form to a smelting unit (1) whic...  
WO/2022/109710A1
A system and method for assessing deterioration of a metallurgical runner using acoustic emissions. The system may be referred to as an acoustic emission runner integrity system (AERIS). The system comprises acoustic emission sensors mou...  
WO/2022/115024A1
The present disclosure relates to a process for the production of carburized sponge iron (208), comprising the steps of charging (s303a) iron ore (207) into a direct reduction shaft (211), and/or discharging (s303b) carburized sponge iro...  
WO/2022/111873A1
The invention relates to a method for treating molten metals (4) and/or slags in metallurgical baths, comprising the introduction of a process gas into a melt bath, wherein the process gas is accelerated to supersonic speed and is introd...  
WO/2022/100770A1
The invention relates to an apparatus for melting a metal-containing mixture, more particularly a melt material containing precious metals, comprising a vacuum melting furnace, more particularly with a plasma jet melting means, wherein h...  
WO/2022/094644A1
The present invention relates to a device (100) for aligning a metal blank (150) for a temperature-control system (200), which has at least one temperature-control unit (201, 202, 203) for heating or cooling the metal blank (150). The de...  
WO/2022/078933A1
The invention relates to a wheel arrangement (1) for a grate carriage of a travelling grate, in particular of a sintering plant, having a wheel (2) which is designed in particular to run on a rail, and having an axle (6), in particular a...  
WO/2022/079347A1
A method for controlling a chemical recovery boiler (100). The method comprises treating spent liquor (102) in a furnace (105) of the chemical recovery boiler (100) to form a char bed (130) into the furnace, conveying smelt (140) from th...  
WO/2022/074555A1
A lance (1) for blowing oxygen onto a bath of molten steel comprising a tip (15) provided with first oxygen ejection means (16) and a distributor (17) provided with second ejection means (18).  
WO/2022/075961A1
The invention relates to metallurgy, namely to a method for blowing of melt using a blowing device. Said blowing device is a block of heat-resistance concrete comprises a case (1), a gas distribution collector (2) having an intake nozzle...  
WO/2022/074430A1
A post-combustion lance (1) comprising a plurality of tubes which surround one another and are concentric to a central longitudinal axis of the lance Z, a tip (15) located at one end of the lance (1) and provided with at least a primary ...  
WO/2022/074428A1
A lance (1) for blowing oxygen onto a bath of molten steel comprising a tip (15) provided with first oxygen ejection means (16) and a distributor (17) provided with second ejection means (18).  
WO/2022/067625A1
The present invention relates to a continuous takt type heat treatment furnace for a bar, comprising a furnace body, a one-by-one bar feeding system, and a one-by-one bar discharging system. A plurality of heat treatment rails parallel t...  
WO/2022/067624A1
The present invention relates to a continuous beat push heat treatment process of bars, comprising the following steps: 1) a bar by bar feeding process; 2) a bar by bar heating process, which enables the bars to freely roll from the top ...  
WO/2022/067620A1
A bar material discharging system (C) of a continuous beat-type heat treatment furnace (A), comprising a blocking module (1) provided at the tail end of each heat treatment rail (G) to block the movement of bar materials (P), two or more...  
WO/2022/064022A1
A reducing gas injection system (10) for a blast furnace comprising a blast furnace wall (30), wherein the reducing gas injection system comprises - a reducing gas distribution pipe (20), - one or more injectors (40) mounted to the blast...  
WO/2022/063805A1
The invention concerns a gas injection system for a blast furnace or shaft furnace or metallurgical furnace comprising a furnace wall (12) and a cooling plate (18) wherein the gas injection system comprises • a gas distribution pipe (1...  
WO/2022/065438A1
Provided is a coupling tool for heat treatment containers that facilitates the separation of heat treatment containers after heat treatment and that is capable of preventing deterioration in atmosphere circulation in a heat treatment fur...  
WO/2022/064046A1
A shaft furnace, in particular a blast furnace, comprises an outer metal shell (14); a plurality of tuyeres (16) arranged to inject hot blast into the shaft furnace; and means for injecting process gas in the shaft stack area. The inject...  
WO/2022/058317A1
The invention relates to a charging system (1) for a metallurgical furnace (100) that is elongate along a horizontal length direction (X) in that it has a longer dimension in the length direction (X) than in a horizontal width direction ...  
WO/2022/058771A1
A device to inject a reducing gas into a shaft furnace comprising an external casing whose front face is provided with an outlet for gas injection into the shaft furnace, an internal casing located inside the external casing and made of ...  
WO/2022/058774A1
A blast furnace for ironmaking production wherein iron ore is at least partly reduced by a reducing gas which is injected in the stack of the blast furnace. The blast furnace comprises an external and an internal wall, having a thickness...  
WO/2022/054684A1
Provided is a ceramic plate having a convexly curved first main surface and a concavely curved second main surface on the reverse side from the first main surface, with a warpage amount W of 1 mm or more. Also provided is a method for ma...  
WO/2022/049818A1
This refractory material is a Si-SiC material with SiC particles as the main aggregate and metallic Si contained between the SiC particles. Furthermore, the average particle size of the SiC particles, which are the aggregate, is 15 μm o...  
WO/2022/049980A1
This firing setter includes: a ceramic substrate; and a covering layer which covers the surface of the substrate, has a covering film thickness of 1 μm to 20 μm, and has a surface roughness Ra of 1 μm or less.  
WO/2022/044414A1
This ceramic material has: a ceramic substrate; and a ceramic coating layer provided on the surface of the substrate. This ceramic material has, on the surface of the substrate, a plurality of protrusions protruding toward the coating la...  
WO/2022/037796A1
Device for producing expanded granulated material (2) from mineral material (1) in the form of grains of sand with an expanding agent, comprising a furnace (3) with a furnace shaft (4), which has an upper end (5) and a lower end (6), whe...  
WO/2022/028823A1
The present invention relates to a method for simultaneously injecting a fuel gas and an oxygen-rich gas into a unit by means of a burner (1), which comprises: - a primary nozzle (2) for injecting the oxygen-rich gas, which primary nozzl...  
WO/2022/021702A1
The present invention belongs to the field of curing tunnel furnace ancillary equipment, and specifically relates to an automatic tray pick-and-place apparatus for a curing tunnel furnace. The technical problem that the present invention...  
WO/2022/000680A1
An implantable molten ceramic material outflow apparatus, comprising an outflow pipe, the outflow pipe being installed at the bottom of a furnace. The present apparatus implements opening and closing of an outflow port by means of an ele...  
WO/2021/250032A1
The present invention relates to blast lances for gas blowing in metallurgical processes, the blast lance comprising a cylindrical lance core and a refractory casing, wherein the said refractory casing comprises n + 1 refractory tubular ...  
WO/2021/250305A1
Presented is a fluidizing nozzle (1) for introducing fluid into a fluidized bed reactor (2) and a fluidized bed reactor (2). The fluidizing nozzle comprises a nozzle tube (3) limiting at least a part of a feed channel (4) in which fluid ...  
WO/2021/235008A1
[Problem] The present invention provides a method and an apparatus for melting aluminum cutting chips, in which the cutting chips that are dusts produced by cutting metal aluminum or an aluminum alloy are melted to produce an aluminum me...  
WO/2021/228464A1
The invention relates to a gas injection device (1) for introducing a process gas into a non-iron molten metal and/or slag, in particular molten copper and/or copper slag, comprising a hollow cylindrical lance (2) which is made of a refr...  
WO/2021/229422A1
A method to stir liquid metal contained into a steelmaking vessel, said liquid metal being surrounded by a slag layer, the method comprising injection of a gas, optionally containing a powder, by at least two injection means located at a...  
WO/2021/229263A1
A method to stir liquid metal contained into a steelmaking vessel, said liquid metal being surrounded by a slag layer, the method comprising injection of a gas, optionally containing a powder, by at least two injection means located at a...  
WO/2021/224339A1
A grate bar (10) for mounting in arrays of adjacent grate bars in a pallet car of a sintering or pelletizing machine, wherein the grate bar (10) comprises an elongate crossbeam (12) extending in a longitudinal direction of a horizontal p...  
WO/2021/222952A1
A collecting pit (11) for receiving molten metal and cooling water has a drainage system made up of granular bulk material, wherein chambers are provided for receiving the molten metal. These chambers have a boundary in the floor region ...  
WO/2021/222680A1
The present disclosure provides a shaft seal (100) for a screw conveyor. The shaft seal (100) includes a housing (112) that includes an outboard frame plate (116) and an inboard frame plate (114). The shaft seal (100) also includes an ou...  
WO/2021/214167A1
The invention relates to a method for supplying raw material to a sinter plant (20). In order to facilitate a sinter process with reduced consumption of fossil fuels, the invention provides that a mixed material (7, 8) is used to supply ...  

Matches 1 - 50 out of 11,317