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Matches 1 - 50 out of 6,378

Document Document Title
WO/2019/189034A1
Provided is a blast furnace facility having a measurement means for accurately and quickly determining the surface profile of a furnace burden. This blast furnace facility comprises: a rotating chute for charging a raw material into the ...  
WO/2019/187997A1
The present invention prevents furnace core coke from becoming fine particles and promotes an ore reduction reaction when forming a mixed layer of coke lumps and an ore within a furnace in a blast furnace comprising a bell-less loading d...  
WO/2019/187998A1
Provided is a method for loading raw materials into a blast furnace that makes it possible to efficiently reduce low-reactivity ore and to effectively stabilize the reduction state of ore within a furnace even when normal coke is used in...  
WO/2019/189411A1
Provided are: a method for stably manufacturing metal powder without damaging or destroying manufacturing equipment; a metal chloride generator capable of performing the method; and a metal powder manufacturing system including the metal...  
WO/2019/186256A1
The present disclosure relates to a method of detecting crack propagation in a wall of a metallurgical furnace by a detection unit. The detection unit is configured to extract one or more dominant frequency parameters from the correspond...  
WO/2019/189025A1
Provided is a blast furnace facility having a measurement means for accurately and quickly determining the surface profile of a furnace burden. This blast furnace facility comprises: a rotating chute for charging a raw material into the ...  
WO/2019/185728A1
The invention relates to a pneumatic slag stopper for pneumatically sealing a tap hole channel (18) of a metallurgical vessel in relation to an outlet of slag by means of at least one gas flow introduced from at least one gas outlet open...  
WO/2019/175245A1
A stave protection system for a metallurgical furnace comprises: a stave (100) comprising a plurality of recesses (110) arranged on a front face (102) of the stave (100); and a plurality of inserts (200) each being received by a respecti...  
WO/2019/175244A1
A stave protection system for a metallurgical furnace comprises: a stave comprising a front face having an X direction and a Y direction which is perpendicular to the X direction such as to define an X-Y plane, the front face comprising ...  
WO/2019/171146A1
The invention provides containers with lower vibrations, such as quaking and shaking as well as noise effects, known also as hooting, honking or howling, and an effective and cost-competitive method and device to decrease such phenomena ...  
WO/2019/147920A1
A stave comprising a housing, an inner cooling fluid circuit comprising a cooling fluid inlet, a cooling fluid outlet and one or more cooling fluid pipes housed within, or cooling fluid passageways defined by, the housing, wherein each c...  
WO/2019/143376A1
A furnace sidewall having slag retainers and metallurgical furnace having the same metallurgical furnace are disclosed herein. In one example, a furnace sidewall is provided that includes a hot plate and a plurality of slag retainers. Th...  
WO/2019/143375A1
A sidewall for a metallurgical furnace and a metallurgical furnace having the same are described herein. In one example, a sidewall of a metallurgical furnace is provided that includes an outer wall, a hot plate and a buckstay. The hot p...  
WO/2019/132495A1
The present invention relates to a device for monitoring the tapping amount of molten iron, which calculates the tapping amount of molten iron by using the cross correlation between measured images of molten iron. The device for monitori...  
WO/2019/123727A1
This blast furnace stove device (1) has: a blast furnace stove (4) which performs an air blowing operation for blowing hot air to a blast furnace (2) and a combustion operation for combusting fuel gas within the blast furnace stove; a fu...  
WO/2019/124931A1
The present invention relates to a furnace condition control apparatus and method for guiding preemptive actions to stably maintain the condition of a blast furnace, by using various operational data and sensor data generated from the bl...  
WO/2019/110748A1
A charging system for a shaft smelt reduction furnace, comprising:a frame structure (30) for mounting on a top charge opening of a shaft smelt reduction vessel(12);a center shaft arrangement (32) supported by said frame structure (30) an...  
WO/2019/096495A1
The invention relates to a device for reducing lumpy material containing metal oxide by means of direct reduction using a reduction gas and feeding the entire reduction gas from a reduction gas supply line (4) into the interior (10) of a...  
WO/2019/091563A1
The invention relates to a gate valve (20) comprising a valve disk (32) which can move in a valve guide (29) in a valve housing (26) between a closing position and an open position, the valve guide (29) being provided with a valve seal f...  
WO/2019/007001A1
A regenerative combustion type coal-based shaft furnace, where a combustion chamber (2) is provided with at least one set of combustion devices, each of which comprises a reversing valve (9), an air pipe (7), a smoke pipe (8), a first ga...  
WO/2019/007908A1
Method of operating an iron-or steelmaking plant with low CO2-emissions, whereby hydrogen and oxygen are generated by water decomposition (14) and whereby at least part (21) of the generated hydrogen is injected as a reducing gas into on...  
WO/2019/004892A1
The present disclosure relates to a vertical lime kiln, specifically adapted for allowing mobility and reuse of the material used for constructing the kiln. The present disclosure also relates to a corresponding method for production of ...  
WO/2019/003092A1
A furnace having a convection section with convection tubes in a convection compartment is disclosed. The convection tubes receive and preheat hydrocarbon feed primarily by convection of heat from hot flue gas that flows into in the conv...  
WO/2018/234481A1
Injection of a process fluid into a shaft furnace by means of n injectors, whereby the status of said n injectors is tested by supplying a test fluid to each injector at a predetermined pressure, measuring a corresponding test fluid flow...  
WO/2018/234416A1
Sonic or supersonic injection of oxidizing agent in a shaft furnace presenting at least one hot- spot and/or at least one cold spot, whereby the active duration of sonic or supersonic injection of oxidizing agent in a hot-spot section is...  
WO/2018/231043A1
The present invention relates to a kiln for calcinating limestone and dolomitic sands to obtain quicklime (CaO). The invention also relates to a system for hydrating the quicklime inside the kiln to obtain hydrated lime (Ca(OH)2), also k...  
WO/2018/220520A1
A plant for the abatement of nitrogen oxides and their mixtures present in the fumes of parallel-flow regenerative lime kilns, comprising a first ducting (11), which collects the combustion fumes coming from the outlet of the two shafts ...  
WO/2018/215721A1
A facility comprising an industrial glass furnace (1) comprising a vessel (2) with molten glass (3), a heating chamber (4) for combustion situated above the vessel (2), and a duct for evacuation of flue gases in communication with said h...  
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...  
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...  
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...  
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...  
WO/2018/141809A1
The present invention relates to damage detection systems for refractory linings for molten metal vessels, comprising an electrically conductive grid disposed underneath the surface of the refractory lining closest to a molten metal when...  
WO/2018/129666A1
A vertical vibration vacuum furnace comprises a furnace body, a furnace cover mechanism, a vertical excitation device, a heating device, a crystallizer, and a vacuum pumping unit. The furnace body is fixed on the vertical excitation devi...  
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...  
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...  
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 ...  
WO/2018/115503A1
The disclosure relates to a lance tube (1) having a central through-hole extending along a longitudinal axis (A). The lance tube has a double-layered end portion (2) having an annular outer layer (4) of a high temperature corrosion resis...  
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 ...  
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...  
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...  
WO/2018/097499A1
The present invention is a device for calculating the surface level of a molten metal accommodated in a container provided with an outlet, the device comprising: a measuring unit installed in the container so as to measure, at different ...  
WO/2018/093341A1
Invention relates to a vertical ring shaft kiln comprising a vertical burning region (1); an intermediate sintering zone (Z3) surrounded by a first wall (10) and an opposite second wall (20) at the burning region (1) to obtain a clinker ...  
WO/2018/090867A1
Disclosed are a system and method for preparing a titanium slag. The system comprises: a material-mixing device (100), the material-mixing device (100) being provided with an iron-containing titanium ore inlet (101), a reducing agent inl...  
WO/2018/087115A1
The invention relates to a sealing valve arrangement for a shaft furnace charging installation comprising a shutter (12) that cooperates with a valve seat (10) and a shutter-actuating device for moving the shutter (12) between a closed p...  
WO/2018/085514A1
A shaft furnace for producing metallic direct reduced iron (DRI) from iron-containing pellets or lumps and reducing gas disposed therein, including: a circumferential outer wall defining a top interior reducing zone, a middle interior tr...  
WO/2018/065661A1
According to an example aspect of the present invention, there is provided an apparatus (200) comprising: at least one processing core; at least one memory including computer program code, the at least one memory and the computer program...  
WO/2017/149110A8
The invention relates to a furnace comprising at least two vertical shafts (1), each of which has a supply (3) of material to be heated at the upper end thereof and a heated material outlet (4) at the lower end thereof, and which are con...  
WO/2018/037957A1
The purpose of the present invention is to provide, as a furnace body protection stave to be set in the inner wall of the furnace body of a blast furnace, etc., a furnace body protection stave with which the probability of leakage of coo...  
WO/2018/030585A1
Provided is an apparatus for removing a bird's nest in a blast furnace, which inserts a capsule containing a melting agent into the bird's nest accumulated in the core of the blast furnace so as to effectively remove the bird's nest and ...  

Matches 1 - 50 out of 6,378