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WO/2017/062571A3 |
The present disclosure provides devices and systems that utilize concurrent and countercurrent exchange platforms to produce purified silicon.
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WO/2017/060303A1 |
Process for calcining mineral rock in a regenerative parallel-flow vertical shaft furnace, containing at least two shafts (1, 2) interconnected by a gas transfer channel (3), each shaft operating alternately in firing mode and in preheat...
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WO/2017/058744A2 |
Flue gas entry into the tunnel(s) of a furnace is controlled by varying the flow conductivity or size of the individual or groups of openings through the entry ports. The openings can be provided either as gaps between adjacent blocks, o...
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WO/2017/058764A1 |
A system for performing treatment of a liquid by ionized gas comprises a laminar flow liquid gas plasma reactor. The plasma reactor includes electrodes, an upper and lower flow spreader, and a housing. The reactor uses gas to form a gas ...
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WO/2017/056849A1 |
The purpose of the present invention is to provide a hybrid metal melting furnace which is capable of using a furnace lid to hold molten metal, while inhibiting reduction in the service life of burners provided to the furnace lid caused ...
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WO/2017/056848A1 |
The purpose of the present invention is to provide a melting material supply device which is capable of contributing to improvements in the working environment and the melting efficiency of a metal melting furnace, and which is also capa...
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WO/2017/057566A1 |
This monolithic refractory has, as a percentage of 100% by mass of a refractory material having a particle size of 8 mm or less, a content of CaXSr1-XAl2O4 (provided that 0≤X≤0.5) of 0.5 to 10% by mass and a content of multivalent me...
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WO/2017/055419A1 |
The invention relates to a method for charging material, comprising iron carrier material (2a) and particulate coal-containing material (2b), into a melter gasifier (3) of a smelting reduction system. The iron carrier material (2a) is fi...
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WO/2017/051586A1 |
The present invention provides an aluminum chip melting apparatus that melts chips, which are aluminum metal or alloy cuttings, to obtain molten aluminum. This aluminum chip melting apparatus is characterized by being provided with: a ce...
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WO/2017/050312A1 |
The invention relates to a charging device for a shaft furnace, in particular blast furnace.
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WO/2017/050560A1 |
A sealing valve arrangement for a shaft furnace charging installation, said arrangement comprising: a shutter arranged for cooperating with a valve seat; an integrated dual-motion shutter-actuating device for moving said shutter between ...
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WO/2017/050313A1 |
The present invention relates to a device for closing or opening a bottom opening of a material hopper for a blast furnace (top-closing device).
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WO/2017/046033A1 |
The invention relates to a heat treatment system, in particular a roller hearth furnace. The heat treatment system comprises a useful space having a first region with a width B1 and a second region with a width B2, wherein the rollers ar...
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WO/2017/046452A1 |
The invention relates to a supporting arrangement for supporting a cylindrical furnace body (1) of a furnace (2) rotatable with respect to a support (3) of the furnace (2). The arrangement comprises a riding ring (4) arranged concentrica...
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WO/2017/048323A1 |
Multi-hearth roasters or kilns in metal recycling processes to clean and prepare metal scrap for melt down or other recycling processes. Multi-hearth roasters include multiple heating zones that may be held at different temperatures, pre...
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WO/2017/047314A1 |
Provided is a reduced iron production device that has a structure with which either hot DRI or cold DRI can be retrieved selectively, and in which the height of the entire device can be reduced and production efficiency of hot DRI can be...
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WO/2017/046453A1 |
The invention relates to a method and to an arrangement for monitoring characteristics of a furnace process in a furnace space (2) limited by a furnace shell (3) of a metallurgical furnace (4). The arrangement comprises a process monitor...
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WO/2017/046066A1 |
Disclosed herein is a system for improving dust collection efficiency at a sinter band device, the system comprising a sinter band with material handling stations and auxiliary equipment, operative to sinter a metal or metal ore; a prima...
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WO/2017/045919A1 |
The invention relates to a method for operating a furnace (1) of a metallurgical plant, in particular a plant for manufacturing and/or heat treating metal ingots, in which the metal product (2), in particular the metal ingots, is conveye...
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WO/2017/047376A1 |
Provided is a method wherein a first radiance meter (21) is pointed toward an object to be measured and measures radiance with at least two wavelengths through a space in which dust exists and each of a number of second radiance meters (...
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WO/2017/046451A1 |
The invention relates to a method and to an arrangement for adjusting characteristics of a furnace process in a furnace space (2) limited by a furnace shell (3) of a metallurgical furnace (4). The arrangement comprises an injection unit ...
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WO/2017/048523A1 |
A system and method for sensing the melt level of an ingot and/or molten material within one or more of a melting hearth, a refining hearth, tundish, and/or a casting mold within a furnace system. One or more laser melt height systems is...
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WO/2017/042615A1 |
In a method for reducing NOx emissions in a rotary kiln of a clinker production plant, fuel delivered by a burner of the rotary kiln is burnt along with primary air delivered by the burner, the primary air having a lower oxygen content a...
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WO/2017/042085A1 |
The present invention relates to the use of spacers in a process for coating catalyst supports. The spacers are used for preventing the conveyor belt, on which the catalyst supports are normally directly placed, from coming into contact ...
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WO/2017/043137A1 |
Provided is a heat treatment apparatus capable of, with a simple configuration, conveying an object to be treated along an intended conveying path in a reliable manner. This heat treatment apparatus 1 is equipped with: a heating chamber ...
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WO/2017/044587A1 |
A process to hold molten aluminum alloy in a refractory lined vessel using heating elements disposed within ceramic immersion heating tubes to provide accurate temperature metal for the casting industry. The vessel is lined with multi th...
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WO/2017/042176A1 |
The invention relates to a cooler (10) for cooling bulk material, in particular cement clinker, comprising a stationary aeration floor (12) through which cooling gas can flow, and for receiving the bulk material, at least one conveyor un...
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WO/2017/043138A1 |
Provided is a heat treatment apparatus that is capable of attaining a compact configuration. This heat treatment apparatus 1 has a refrigerant channel-forming body 42 for forming a refrigerant channel 48 through which a refrigerant is su...
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WO/2017/043326A1 |
In this apparatus for melting aluminum, a superheated steam generation part, comprising a lid case for blocking an upper opening of a crucible in an airtight manner and a fluid heating tube supported by the lid case, constitutes a unit t...
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WO/2017/041774A1 |
In order to achieve an increase in energy efficiency and quicker quenching of workpieces in a device for treating metal workpieces with cooling gas, consisting of a horizontally arranged cylindrical housing (1) having at least one closab...
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WO/2017/042067A1 |
The invention relates to a heating chamber (1) for a heating furnace, by means of which heating furnace an electrothermal vaporization of contaminants from samples can be accomplished such that said contaminants can be spectrometrically ...
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WO/2017/038050A1 |
A cooling grid of a cooler device is provided which can suppress variation of pressure loss in the passage of cooling air. This cooling grid 1 is provided with multiple support plates 24, 25 and multiple covering members 23. The support ...
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WO/2017/036644A1 |
The invention relates to a blast furnace (1) having a shaft-shaped furnace wall (2), which surrounds a process chamber (3), in which iron ore (4) is smelted in order to form iron (5). The furnace wall (2) has openings (8) on the peripher...
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WO/2017/040377A1 |
A kiln car assembly for a firing kiln having a plurality of upper burners includes a kiln car with an uppermost plurality of ceramic green bodies, a plurality of vertical members, and a horizontal supporting plate for supporting the cera...
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WO/2017/037380A1 |
The invention relates to a framework (10) for handling blades, comprising a bottom wall (12) carrying a plurality of intermeshed longitudinal (16a, 20a) and transverse (16b, 20b) partitions forming a grid (16, 20) defining a plurality of...
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WO/2017/038740A1 |
A workpiece conveyance device for a heating furnace: is provided with a conveyor that enters and exits the heating furnace and is capable of conveyance with a workpiece loaded thereon, a means for controlling the movement of the conveyor...
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WO/2017/026576A1 |
The present invention relates to a plasma melting furnace which can efficiently treat various types of waste in large amounts. The plasma melting furnace comprises: a melting furnace body (100) which is provided with a melting chamber (1...
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WO/2017/025460A1 |
The invention relates to a method and to an apparatus for impressing a temperature profile onto a sheet steel component (200), wherein in one or more first areas (210), a temperature below the AC3 temperature can be impressed on the shee...
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WO/2017/025632A1 |
The invention relates to an oven device (100) for heat treatment of a blank (101). The oven device (100) comprises an oven housing (102) having an oven chamber (113) in which the blank (101) can be heat treated at a defined temperature, ...
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WO/2017/026562A1 |
The present invention relates to a plasma melting furnace enabling the separation and discharge of heterogeneous molten materials on the basis of the specific gravity. The plasma melting furnace comprises: a melting furnace body (110) wh...
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WO/2017/025333A1 |
A radiant tube (1) for furnaces for heat-treating sheets and other products made of steel or other material is described, the radiant tube comprising at least one conduit (2) supported by a flange (6) fixed to a lateral wall of the furna...
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WO/2017/025507A1 |
The invention relates to a poke hole cover (15) for a furnace chamber (11), in particular a furnace chamber (11) in an anode kiln, comprising a cover lining which is made of a fire-resistant material and is disposed on a cover pot (17) t...
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WO/2017/024378A1 |
An apparatus and a process for the production of high purity silicon from silica containing material such as quartz or quartzite, using a vacuum electric arc furnace, are disclosed.
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WO/2017/024247A1 |
Methods and apparatus for reducing the content of controlled acidic pollutants in clinker kiln emissions are disclosed. The methods and apparatus include introducing bypass dust produced during production of clinker into one or more loca...
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WO/2017/021725A2 |
An autoclave and/or oven heat storage system comprising an inlet connected in fluid communication to a control feed. The control feed is in fluid communication with a plurality of storage vessels and is arranged to direct fluid from the ...
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WO/2017/023718A1 |
A thermal storage device includes a fabric base and a phase-change material provided on the base for storing and releasing heat applied to the thermal storage device.
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WO/2017/021725A3 |
An autoclave and/or oven heat storage system comprising an inlet connected in fluid communication to a control feed. The control feed is in fluid communication with a plurality of storage vessels and is arranged to direct fluid from the ...
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WO/2017/017252A1 |
A delivery device for delivering filler material into a blast furnace, comprising: - a housing provided with a transition channel (1) for the filler material which defines a first axis X; - a chute (25) for the filler material arranged u...
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WO/2017/018765A8 |
In order to inject pulverized coal into the upper part of a bed of a melting furnace so as to enhance ore reducibility while improving the oxidation degree of a reducing gas generated in the melting furnace, thereby reducing a portion of...
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WO/2017/018765A1 |
In order to blow dust coal at an upper part of a bed of a melting furnace so as to enhance ore reducibility while improving the oxidation degree of a reducing gas to be generated at the melting furnace, thereby enabling a portion of carb...
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