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WO/2015/043910A1 |
The invention relates to a vessel lower part (1) for a metallurgical vessel (2), having a vessel wall (1a), a vessel base (1b), a melting chamber (1c) and at least one tapping apparatus (3) for withdrawing liquid metal (4a, 4b) from the ...
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WO/2015/036134A1 |
The invention relates to a ladle bottom being part of a metallurgical ladle for treating a metal melt as well as a corresponding metallurgical ladle.
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WO/2015/028230A1 |
A ladle slide (4) of a casting vessel (2) has a receptacle (11) that is delimited by two delimiting surfaces (12, 13). A flange-like fastening device (14) of a hydraulic cylinder unit (8) can be inserted into the receptacle (11). The hyd...
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WO/2015/019508A1 |
[Problem] To provide a ladle preheating device capable of preventing a sudden increase in local temperature of a ladle during preheating and capable of preventing occurrences of cracks or pinholes in a ladle during preheating. [Solution]...
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WO/2015/003829A1 |
The invention relates to a method for automatic replacement of the discharge shell on a sliding closure (3) by means of a robot (2) for manipulating the sliding closure with a suitable device, wherein the discharge shell can be clamped a...
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WO/2015/003925A1 |
The invention relates to an apparatus (1) for lifting, and setting down again, a ladle (9) for handling liquid metal (8) in the ladle (9) by means of a handling device (3), wherein the apparatus (1) comprises: – at least three vertical...
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WO/2015/003890A1 |
The invention relates to a device (1) for lifting a ladle (9) for treating liquid metal (8) in the ladle (9) by means of a treatment unit (3), wherein the device (1) has two cross-beams (5) movably mounted on at least three metal struts ...
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WO/2014/205580A1 |
A removable lid for at least partially closing the top of a metallurgical vessel has a rear end located at the rear edge of the brim of the vessel. The rear end of the lid is removably connected to the vessel by at least one lid pivoting...
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WO/2014/203052A1 |
A composition of a ceramic layer for manufacturing a casting mould and other products, in particular intended for making castings by investment casting, comprising a liquid ceramic mass consisting of, in weight %, 50 - 75% of a ceramic m...
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WO/2014/177605A1 |
The signal obtained by measuring a mold level (5) is analyzed, the occurrence of irregular strand bulges (8) is recognized and the stopper rod movement is boosted and adapted by adding an additional control algorithm to the mold level co...
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WO/2014/173583A1 |
The Invention relates to a ladle bottom being part of a metallurgical ladle for treating a metal melt as well as a corresponding metallurgical ladle.
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WO/2014/174977A1 |
[Problem] To provide a pouring control method, for a ladle-tilting automatic pouring device, that can reduce identification operations for parameters that require many operation hours and that can pour with a high degree of precision by ...
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WO/2014/170103A1 |
A sealing system preferable in a slide gate on the spout of a metallurgical vessel by means of which a refractory spout casing (1) can be connected to a refractory casting tube (3). The spout casing (1) projecting into the casting tube (...
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WO/2014/157157A1 |
The present invention provides a sliding nozzle device which is configured so as to reduce damage such as the roughening of the surface of a used plate and the chipping of the periphery of a nozzle hole. This sliding nozzle device is pro...
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WO/2014/148530A1 |
The present invention provides a refractory which combines excellent corrosion resistance and excellent thermal shock resistance, though it was difficult for a conventional refractory to combine both. Further, the present invention provi...
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WO/2014/142059A1 |
The method of the present invention for teeming molten metal using a bottom-pouring ladle having a teeming discharge nozzle and a stopper rod has an opening stage in which the stopper rod is separated from the nozzle, a first blockage st...
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WO/2014/140084A1 |
The present invention concerns a coating composition for applications at temperatures higher than 1200 °C comprising : (a) between 80.0 and 99.9 wt.% of unstabilized zirconia; and (b) between 0.1 and 5.0 wt.% of a liquid phase former wh...
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WO/2014/128013A1 |
The invention relates to a refractory (fireproof) impact pad (also called impact pot).
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WO/2014/127800A1 |
The present disclosure relates to a method of controlling the temperature of molten metal in a tundish during a ladle tapping cycle in a continuous casting process. By means of this method, the quality of the casted material may be impro...
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WO/2014/127754A1 |
The invention relates to an immersion pipe (1) for strand casting molten metal, said immersion pipe being surrounded by a releasably secured, bell-shaped refractory casing (5). The bell-shaped casing (5) can be releasably secured to the ...
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WO/2014/106553A1 |
The invention relates to a fireproof ceramic bottom in the connection region to at least one wall of a vessel for handling high-temperature melts.
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WO/2014/094157A1 |
A vessel comprises a bottom wall having a perimeter and an internal region, one or more side walls having a top and a bottom, wherein the perimeter of the bottom surface is in contact with the bottom of the one or more side walls to defi...
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WO/2014/072943A2 |
A control device (1 ) for a stopper (3) comprises: - an outer casing (10), - a control rod (6) sliding through the casing (10), rigidly attachable to the stopper (3), - a hydraulic circuit (20) including a double-acting hydraulic cylinde...
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WO/2014/065755A1 |
An example molten material funnel includes a first outlet lip and a second outlet lip. The first and second outlet lips are configured to both contact molten material communicated through the molten material funnel.
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WO/2014/056994A1 |
A sliding closure for a vessel containing a molten metal has a slide housing (11) and a slide unit (12) that is longitudinally displaceable with respect thereto, in each of which at least one refractory closure plate (13, 14) is insertab...
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WO/2014/057696A1 |
A pouring device (15) for pouring molten metal into a mold by tilting a ladle, comprising the ladle (8) and a ladle-tilting mechanism (16) for tilting the ladle (8); the ladle (8) having a storage part for storing molten metal, and a mol...
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WO/2014/042611A1 |
The invention relates to a refractory pouring device. Such a device is used for teeming of molten metal, in particular in a so-called continuous casting process.
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WO/2014/024955A1 |
A system for measuring the temperature of molten metal to be poured from a ladle into a mold and managing casting quality on the basis of the temperature, wherein a thermometer that is immersed in the molten metal is provided in a pourin...
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WO/2014/010136A1 |
In order to further limit the occurrence of accretions by adding a gas in-blowing function to an upper nozzle with a bore shape capable of creating a smooth (uniform) molten steel flow with minimal energy loss to limit the occurrence of ...
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WO/2014/006990A1 |
Provided is a molten metal vessel that is lightweight and is capable of maintaining heat retention even if a lining member is damaged. The inner surface of the molten metal vessel is lined with a hollow-structured segmented member. The r...
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WO/2014/002530A1 |
The purpose of the present invention is to obtain a more compact slide valve device as a result of shortening the stroke of a drive device. This slide valve device for automatic surface pressure application has a configuration whereby: t...
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WO/2014/002252A1 |
This method for starting the supply of molten steel comprises: an introduction step for introducing a heat-generating gasifying substance into a long nozzle from an opening in the upper end part of the long nozzle, the lower end part of ...
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WO/2013/185223A1 |
A receptacle for handling molten metal is provided. The receptacle has bottom and side walls and includes a refractory defining a cavity within which the molten metal is conveyed or contained. The receptacle has at least one channel exte...
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WO/2013/144668A9 |
The present invention relates to a continuous casting process of a steel semi-product comprising: a step of casting using a hollow jet nozzle located between a tundish and a continuous casting mould, said nozzle comprising, in its upper ...
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WO/2013/180219A1 |
A lining structure for a molten-metal container for containing a molten metal, wherein the lining structure is provided with: a steel shell constituting the outermost layer of the molten-metal container, the steel shell having a pluralit...
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WO/2013/180570A1 |
The invention relates to a transport device for a casting unit with an outlet opening for casting a casting material, such as liquid metal, in a casting direction under the influence of gravitational force. The transport device comprises...
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WO/2013/160236A1 |
The invention is thus a ceramic crucible for the crystallization of polycrystalline silicon, which comprises: a base body (1) with an inner bottom surface and sidewalls with an inner height h, the inner bottom and the inner side walls ha...
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WO/2013/161578A1 |
An object of the present invention is to improve the quality of a slab by stably generating a rotational flow in molten steel in a mold. A submerged nozzle for continuous molten metal casting according to the present invention has at lea...
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WO/2013/161721A1 |
Provided is a molten steel container for holding a molten steel having a carbon content of 2 mass% or less, said container being provided with a refractory lining structure which comprises a steel shell, a permanent refractory layer and ...
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WO/2013/156252A1 |
The invention relates to a ceramic refractory stopper (a stopper device) for controlling a flow of molten metal at an outlet opening of a metallurgical vessel, such as a tundish.
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WO/2013/144667A1 |
The present invention relates to a continuous casting equipment for a flow of liquid metal from a tundish (1) into a mould (9), said equipment comprising: a vertical duct disposed upstream of the mould (9) with respect to the direction o...
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WO/2013/147402A1 |
According to the present invention, an immersion nozzle preheating device is provided, which comprises: a flame generating unit for mixing fuel and air and generating a flame; a discharge hole including a nozzle tip for guiding the gener...
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WO/2013/137607A1 |
The present invention provides a crucible for electromagnetic casting, which can control the electromagnetic force applied from the inside of the wall of the crucible to the surfaces of the melt contained therein in order to electromagne...
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WO/2013/136682A1 |
[Problem to Be Solved] A pouring control method for controlling an automatic pouring device with a tilting-type ladle is provided. By the method, a lip of a pouring ladle approaches a sprue of a mold without striking any object located w...
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WO/2013/133318A1 |
The titanium melting device (1) according to the present invention is provided to a device for continuously manufacturing titanium ingots (55), and causes molten metal (53) obtained from a starting-material (51) (titanium sponge) to flow...
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WO/2013/133332A1 |
The continuous casting device according to the present invention enables at least some of a plurality of hearths (3) to be converted between being hearths (13) used for titanium, which are used during the continuous casting of titanium i...
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WO/2013/133222A1 |
[Problem] To provide a refractory which is excellent in terms of corrosion resistance and profitability. [Solution] A shaped refractory obtained from a fired refractory and an oxide powder, characterized in that in the central part locat...
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WO/2013/129996A1 |
A system for metal powder atomisation comprising a refractory lined melting furnace (1) configured to melt metal into a liquid metal bath (6), in which furnace (1) a drain (3) is arranged for draining liquid metal from the bottom of the ...
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WO/2013/117240A1 |
A pivotable tundish (1) for continuous casting a metal alloy. The tundish comprises a body (3) comprising a first chamber (5), a second chamber (7), a first passage (12) between the first chamber and the second chamber, and a second pass...
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WO/2013/112130A1 |
Disclosed are vessels used for melting material to be injection molded to form a part. One vessel has a body formed from a plurality of elongate segments configured to be electrically isolated from each other and with a melting portion f...
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