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WO/2018/229520A1 |
The invention is related to a method of operating an iron making installation, in which waste material is dried using a drying gas, the drying gas comprising an exhaust gas from a sinter plant, and the dried material is roasted a roastin...
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WO/2018/228156A1 |
A high-vanadium and high-chromium type vanadium-titanium magnetite pellet, relating to the technical field of blast-furnace smelting in a high-vanadium and high-chromium type vanadium-titanium magnetite comprehensive utilization method. ...
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WO/2018/228142A1 |
An aluminum thermal self-propagation gradient reduction and slag washing and refining-based method for preparing a titanium alloy, which relates to the technical field of titanium aluminum alloys. The method comprises: pre-treating raw m...
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WO/2018/221891A1 |
Provided are an apparatus and a method for measuring the height of a molten material in a blast furnace, the apparatus comprising: a measurement part provided on the surface of the blast furnace and measuring the vertical and horizontal ...
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WO/2018/219269A1 |
Provided is an overall structure of a slag-iron separation and cooling device for molten iron desulfurization slag. The device is configured in two modes: off-line processing and on-line processing. When configured in the off-line proces...
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WO/2018/216171A1 |
A blocking member (22, 24), which is installed on the tip of a nozzle (20b) of a mud gun (20) for discharging a mud material to plug the tap hole (14) of a blast furnace (10) and that acts as a heat-resistant member for blocking molten p...
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WO/2018/206384A1 |
The invention relates to a conveyor system (1) for the continuous or discontinuous conveyance of a reactive and/or hot and/or abrasive material to be conveyed along a conveyor path. The conveyor system (1) comprises a system housing (3) ...
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WO/2018/201259A1 |
A modified air mixer heats mixing air to an elevated temperature using plasma heating torches retrofitted to an air mixer in a blast furnace system. The plasma heated air is mixed in the hot blast main with heated air from hot blast stov...
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WO/2018/195223A1 |
A cooling system to cool a surface of a tilting metallurgical furnace including an inner plate of the surface, a plurality of nozzles, and a drain manifold is disclosed. The inner plate has an external surface and an internal surface. Th...
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WO/2018/186066A1 |
The present invention relates to a method for pretreating an iron-making starting material, the method characterized in comprising at least: a step for adding a melting point depressant to an iron ore that is an iron-making starting mate...
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WO/2018/177998A1 |
The invention relates to a regenerator assembly and an inlet arrangement for collection of carry over (10) for a vertical regenerator (80) of an end-port furnace (90) comprising: - an inlet wall comprising an opening for a port for gas e...
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WO/2018/180892A1 |
Provided is a method for operating a blast furnace in which hot air is supplied from a hot air pipe to the inside of a blowpipe the tip of which is connected to a tuyere of a blast furnace, the hot air is supplied to the inside of the bl...
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WO/2018/177023A1 |
Disclosed is a molten slag residual heat recovery system, comprising a molten slag feed system, a molten slag heat exchange device (22) and a steam-water system, wherein the molten slag heat exchange device (22) is at least composed of o...
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WO/2018/167010A1 |
A bleeder valve (300) for controlling a gas outflow from the interior of a pressurized container (302) to an ambient atmosphere through an exhaust conduit (303) comprises: a valve seat (309) associated with said exhaust conduit (303), a ...
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WO/2018/158492A1 |
A method and an apparatus for treating titanium-containing slag is disclosed. The method comprises contacting a titanium-containing slag (2) with a first sulphuric acid leach solution (4) for dissolving impurities contained in the slag t...
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WO/2018/157450A1 |
A granulator system for granulating liquid-state slags, comprising a granulator (1) and a granulator fixing device; the granulator (1) is disc-like or cup-like; a flow guide cone is provided at the center of the granulator; the granulato...
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WO/2018/157451A1 |
A control system and method for dry centrifugal granulation of liquid-state slags. The system comprises a granulator cold air control unit and a feeding unit; the granulator cold air control unit comprises a granulator (14), a rotating s...
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WO/2018/157452A1 |
A secondary liquid-state slag temporary storage system with flow temperature monitoring and controlling functions, comprising a slag ladle shell (1), a stopper, a slag falling tube (2), and a sealing cover (10); a slag inlet (12) is form...
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WO/2018/154487A1 |
A ceramic and a method of forming a ceramic including milling steel slag exhibiting a diameter of 5 mm of less to form powder, sieving the powder to retain the powder having a particle size in the range of 20 µm to 400 µm, removing fre...
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WO/2018/153920A1 |
A cooling panel (10) for a metallurgical furnace comprises a body (12) with a front face (14) and an opposite rear face (16), a top face (18) and an opposite bottom face (20) and two opposite side faces (22, 24). The body (12) has at lea...
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WO/2018/155505A1 |
A part of the outer surface of this pipe lifter, which is formed so as to have no mutual interference with rotary kiln refractory, is in contact with or embedded in the inner wall refractory of a rotary kiln outer shell, and another part...
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WO/2018/152540A1 |
An energy coupling device for coupling energy into molten metal. The energy coupling device includes a cavitation source which supplies energy through a cooling medium and through a receptor in contact with the molten metal. The cavitati...
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WO/2018/150645A1 |
Heat resistant spheroidal graphite cast iron with excellent creep resistance that contains, in mass%, C: 3.0%-4.3%, Si: 1.5% to less than 3.0%, Mn: 0.4% or less, a graphite spheroidizing agent made of at least one of Mg, mischmetal, Ce a...
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WO/2018/147480A1 |
In a blower pipe (100) comprising: a hot air supply unit (110) for supplying hot air at a high temperature; a blowing unit (120), detachably installed at one side of a melting furnace (10), for supplying hot air supplied from the supplyi...
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WO/2018/146021A1 |
A cooling plate (10) for a metallurgical furnace comprising a body (12) with a front face (18) and an opposite rear face (20), the body (12) having at least one cooling channel (14) therein. The cooling channel (14) has an opening in the...
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WO/2018/147099A1 |
The present invention provides a mud material with which adhesiveness can be improved while ensuring the wear resistance and corrosion resistance required of mud materials. The fireproofing material of this mud material contains 10 mass%...
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WO/2018/143491A1 |
The present invention relates to a system for integratedly managing a heated member and a method for controlling the same, wherein the system can immediately identify a state of a heated member and efficiently manage the heated member ac...
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WO/2018/143616A1 |
The present invention relates to a system for integratedly managing a heated member and a method for controlling the same, wherein the system can immediately identify a state of a heated member so as to efficiently manage the heated memb...
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WO/2018/128620A1 |
A method for producing direct reduced iron from iron oxide and carbonaceous material is described. The iron oxide may comprise iron ore and residues from iron and steel production. A mix of iron oxide and carbonaceous material may be con...
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WO/2018/128682A2 |
A method and apparatus for producing direct reduced iron (DRI), including: generating a reducing gas in a coal gasifier using coal, oxygen, steam, and a first coke oven gas (COG) stream as inputs to the coal gasifier; and delivering the ...
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WO/2018/122591A1 |
The invention relates to a cooling plate (1) for use in a blast furnace. This cooling plate (1) comprises a copper body (2) having an inner face (3) comprising ribs (4-1, 4-2)parallel therebetween, having first extremities(6) and separat...
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WO/2018/122590A1 |
The invention relates to a cooling plate (1) for use in a blast furnace. This cooling plate (1) comprises a copper body (2) having an inner face (3) comprising ribs (4-1, 4-2) parallel therebetween, having first extremities(6) opposite t...
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WO/2018/123726A1 |
The purpose of the present invention is to provide a brick for blast furnace hearths, which has excellent hydration resistance and improved hot metal resistance and slag resistance. According to one aspect of the present invention, a bri...
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WO/2018/117731A1 |
The present invention provides an apparatus and a method for charging material profiling, the apparatus and method tracking charging materials and being used for a blast furnace operation by using inventory information on the charging ma...
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WO/2018/117605A1 |
The present invention provides a gas treatment apparatus and an operation method using the same, the gas treatment apparatus comprising: a cylindrical body which can pass through a container for a to-be-treated material and has openings ...
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WO/2018/117733A1 |
The present invention relates to: a wireless sensor node capable of forming a self-organizing network; a fuel raw material tracking device and a blast furnace interior measuring device, which use the same so as to be capable of tracking ...
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WO/2018/116090A1 |
Systems and processes to produce direct reduced iron with a gaseous reducing stream having less than 10 mol.% nitrogen (N2) and greater than 80 mol.% methane (CH4) are described. A process includes separating N2 from a gaseous stream to ...
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WO/2018/110521A1 |
Provided is a method for operating a blast furnace that makes it possible to control the component concentration of a blast furnace raw material to a target component concentration even when the component concentration of a sintering raw...
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WO/2018/107251A1 |
"Metallurgical treatment of steel slag for use as an addition to Portland cement", pertaining to the sector of metallurgical treatment of liquid or molten steel slag, relates to a process in a pyrometallurgical reactor for treating liqui...
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WO/2018/109900A1 |
This fuel supply system is provided with: a fuel supply device 10 comprising a cylindrical member 30 that is mountable to a mounting part provided in a blast pipe 4 of a blast furnace 1, a hollow-shaped rotating member 40 that is rotatab...
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WO/2018/110921A1 |
A blast furnace tap hole temperature measurement device according to an embodiment of the present invention may comprise: a temperature measurement unit for measuring a temperature value of a blast furnace tap hole; a ratio measurement u...
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WO/2018/105910A1 |
A molten iron manufacturing facility, according to the present invention, comprises: a fluidized reduction furnace which manufactures reduced iron by reducing iron ore fines; a melter gasifier which receives the reduced iron from the flu...
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WO/2018/105802A1 |
The present invention provides a block structure, a container comprising the same, and a construction method applied thereto. The block structure comprises: a main body having one surface extending in one direction and in another directi...
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WO/2018/104447A1 |
The invention relates to a method for handling a slag pot or tank or pyrometallurgical tools made of steel or cast iron, comprising the steps of spraying a mineral suspension on a wall and activating the operation of said slag pot or tan...
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WO/2018/107006A1 |
Disclosed are methods useful in applications relating to blast furnace processes. The methods of the present invention provide enhanced deposition inhibition of particulate matter in top-pressure recovery turbines. The methods of the pre...
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WO/2018/105652A1 |
This method for evaluating the volume of slag on the surface of molten metal includes: a preparation step of measuring the thickness of a plurality of pieces of slag having mutually different thicknesses, floating on the surface of molte...
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WO/2018/104448A1 |
The invention relates to a method for handling a slag pot or tank or pyrometallurgical tools, comprising the steps of spraying a mineral suspension on a wall and activating the operation of said slag pot or tank or pyrometallurgical tool...
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WO/2018/099694A1 |
The invention relates to a method for the production of a syngas containing CO and H2 from a stream of light hydrocarbons and from a gas feed comprising H2 originating from an industrial plant comprising at least one air heater (100), a ...
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WO/2018/098817A1 |
A metallurgical furnace (10) of the convertible type to an electric arc furnace or to a converter for conducting production processes for the production of metals in the molten state, in particular steel or cast iron, it comprises a vess...
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WO/2018/101287A1 |
Provided are a powder ratio measuring device and a powder ratio measuring system capable of measuring in real-time and with high accuracy the powder ratio of powder adhered to the surface of a bulky substance used as a raw material in an...
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