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WO/2024/068479A1 |
The invention relates to a tundish flow stabilizer, in the technical field of continuous casting, comprising a flow stabilizer body and multiple flow-guiding protrusions, the flow stabilizer body being a hollow structure, the multiple fl...
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WO/2024/068775A1 |
The present invention relates to a device for processing a molten metal, said device comprising a chamber defining an inner volume for containing said molten metal. According to the invention, said device comprises means for rotating the...
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WO/2024/048381A1 |
The purpose of the present invention is to achieve an immersion nozzle that is applied to an immersion nozzle exchange device, and that satisfies both suppression of crack occurrence in the neck part and suppression of subduction occurre...
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WO/2024/047881A1 |
Provided is a magnesia-alumina castable that can provide a good balance of both corrosion resistance and thermal spalling resistance. The magnesia-alumina castable according to the present invention contains 60-90 mass% magnesia, 10-35 m...
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WO/2024/022622A1 |
To improves flow properties of metal melts poured into an impact pot (1), in particular for off-centered and/or angled pouring of the melt, the impact pot (1) comprises a bottom (10) having an impact surface (10s), a wall (12) having an ...
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WO/2024/022873A1 |
The invention relates to a submerged entry nozzle through which molten steel can be poured from a tundish into a mould, said nozzle comprising: a substantially tubular body made from a carbon-bonded refractory material, extending from a ...
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WO/2024/017662A1 |
Stopper rod (100) for controlling the flow of molten metal and for inducing a rotational flow of molten metal, said stopper rod (100) comprising a rod-shaped stopper body (101), said rod-shaped stopper body (101) extending along a centra...
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WO/2024/018074A1 |
A manufacturing method of accessories by basic refractory in steel tundish includes steps of preparation, mixing, mold filling and forming. The mixing step is to mix dead burned magnesian sand, olivine sand, and bonding agent that are pr...
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WO/2024/009837A1 |
The present invention provides: a plate for a sliding nozzle device with which it is possible to inhibit fracturing or destruction of a plate body, and apply a greater restraining force on the plate body than in a conventional multiple h...
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WO/2024/007044A1 |
The invention relates to a lance (5) for a melt transport device (1). The lance (5) comprises: a connection end (20) for connecting to the melt transport device (1); a siphon (10); and a tubular flow connection section (21) extending bet...
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WO/2024/007045A1 |
The invention relates to a lance (5) for a melt transport device (1). The lance (5) comprises: a connection end (20) for connecting to the melt transport device (1); a siphon (10); and a tubular flow connection section (21) extending bet...
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WO/2023/233038A1 |
Embodiments of the invention concerns an installation for applying a lining composition in the form of dry particulate material (2p) to form a working lining (2s) onto a surface of a cavity in a tundish (1) wherein, in a space reference ...
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WO/2023/228864A1 |
Provided is a gas blowing-up nozzle that can prevent gas leakage and a continuous casting method using the same. This gas blowing-up nozzle is provided with a fire resistant material (1) including a gas permeable material (1B) and a meta...
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WO/2023/224074A1 |
The present invention provides a submerged nozzle replacement apparatus capable of quickly and easily moving a blank plate to a waiting position. A submerged nozzle replacement apparatus 1 of the present invention comprises: a pressing u...
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WO/2023/215928A1 |
The invention relates to a preheating station (12) for preheating a melt transportation device (1), said preheating station (12) comprising: a base assembly (13); a flow channel (14) for transporting an air volume, wherein the flow chann...
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WO/2023/217884A1 |
The invention relates to a sliding closure for a container containing molten metal, having a slide housing (12), a slide unit which is longitudinally guided in the slide housing and comprises a push rod (13), a mounting (15) on the slide...
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WO/2023/215927A1 |
The invention relates to a melt transportation device (1) comprising a melt container (3) in which a melt-receiving space (4) is formed and an outlet (5) which is coupled to the melt container (3), wherein the outlet (5) has an outlet op...
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WO/2023/208859A1 |
The invention relates to a refractory plate for use in a slide gate valve for controlling a flow of molten metal, a method for the production of the refractory plate, a use of the refractory plate, a slide gate valve for controlling a fl...
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WO/2023/199257A1 |
The invention relates to a method for melting non-ferrous metal by means of at least one electric immersion heater, wherein: - at least one electric immersion heater is brought into contact or into close proximity with non-ferrous metal ...
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WO/2023/198788A1 |
The lightweight aluminium or magnesium alloy comprises aluminium or magnesium and one or more alloying elements, including dispersoid forming elements increasing the liquidus temperature of the alloy. The alloy is ejected in a molten sta...
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WO/2023/194602A1 |
Control device (10) for a metallurgical vessel stopper-rod, operable to switch between a manual mode and an automatic mode, said stopper-rod being manually actuated by an operator in the manual mode for a manual control of a molten metal...
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WO/2023/185874A1 |
A method for reducing fine inclusions in molten steel. Compared with existing methods for removing fine inclusions in tundish molten steel, by using the method of the present application, the inclusion removal rate can be increased by 15...
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WO/2023/190017A1 |
Provided is a technology for reducing adhesion of inclusions in molten steel to a nozzle, and nozzle erosion, while appropriately controlling a flow of molten steel in a mold. In an immersion nozzle which, when continuous casting of stee...
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WO/2023/188837A1 |
The present invention provides a submerged entry nozzle for improving intermediate casting quality, and also provides a steel production method. This bottomed, cylindrical submerged entry nozzle for continuous casting has at least two pa...
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WO/2023/181937A1 |
An immersion nozzle comprising an inner barrier, branch flow channels, and a distribution block, wherein when one of the branch flow channels is blocked, the relationship between the flow rate Qa of molten steel discharged from an inner ...
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WO/2023/170312A1 |
Method of forming an article comprising a composite comprising graphite is disclosed. The article is suitable for containing or processing a molten metal such as aluminum. The method comprises forming at least one granulated mixture by m...
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WO/2023/167007A1 |
The present invention improves the corrosion resistance and thermal shock resistance of a refractory product for use in continuous casting and a refractory product member. The refractory product according to the present invention contain...
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WO/2023/167008A1 |
The present invention improves the corrosion resistance and thermal shock resistance of a refractory product for use in continuous casting of a zirconia-carbonaceous material and a refractory product member. The refractory product accord...
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WO/2023/163949A1 |
An integrated aluminum melting and holding system is provided. The system includes, in combination, a hearth for receiving and melting a charge of aluminum pieces, a holding chamber for maintaining the elevated temperature for casting, a...
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WO/2023/154526A1 |
A casting furnace for low pressure casting comprises a furnace chamber, an insert disposed within the furnace chamber, a valve in the insert, a riser to expose a much lower surface of a melt to compressed gas, and a channel for supplying...
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WO/2023/151228A1 |
Disclosed in the present invention is a method for controlling brittle inclusions of tire cord steel. The method comprises: adding an alloy during primary smelting and tapping in a furnace; adding silicon carbide and synthetic slag to th...
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WO/2023/145463A1 |
The present invention provides a sliding nozzle apparatus in which components constituting the sliding nozzle apparatus are less likely to get damaged even in a case where a surface pressure is applied while no refractory plate is mounte...
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WO/2023/145464A1 |
Provided is a sliding nozzle apparatus capable of preventing a slide metal frame from falling when the slide metal frame is opened at a highest position which is a position where the slide metal frame is moved to the uppermost side. A sl...
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WO/2023/115763A1 |
A steel ladle flow control device for preventing molten steel solidification, comprising an upper nozzle (1) fixed to the bottom of a steel ladle and a lower nozzle (2) fixed to a lower sliding plate (3). The upper surface of the lower s...
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WO/2023/118898A1 |
A composition for coating a refractory body. The composition comprises; an oxidisable component; and a phosphate frit comprising phosphorous oxide. The composition is substantially aluminium metal free.
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WO/2023/111202A1 |
A sliding closure (1) for a metallurgical vessel is provided with a slider unit (7), a refractory closing plate (3) which can be inserted therein, a refractory exchangeable spout (4) which can be sealingly connected to the closing plate ...
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WO/2023/103556A1 |
The present invention relates to the technical field of molten iron transport in the metallurgical industry. Disclosed are a permanent magnet direct-drive torpedo ladle car and a control method therefor. The permanent magnet direct-drive...
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WO/2023/094528A1 |
The present invention concerns a submerged nozzle for casting molten metal into a mould, comprising an erosion resistant sleeve (2) made of a material resistant to erosion provided over a tubular portion and extending along a longitudina...
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WO/2023/082446A1 |
A double-passage suspension arm type steel ladle having an automatic argon joint, comprising a steel ladle (1) and a suspension arm (4), lug shaft sleeves (2) being mounted on two sides of the steel ladle; lug shafts (3) are sleeved in t...
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WO/2023/074078A1 |
Provided is a structure for molten metal that can be used for, inter alia, a trough for molten metal or a molten-metal-holding furnace, and that is provided with a means for avoiding the degradation of a molten-metal-receiving part when ...
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WO/2023/063904A2 |
The present invention relates to at least one padding mechanism (10) for preventing oxidation of the molten metal surface and the coated work piece in coating pots (20) as a result of contact with air. The novelty of the present inventio...
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WO/2023/047153A1 |
A gas injected upper tundish nozzle comprising: a protective can; a ceramic inner portion disposed within said protective can, said ceramic inner portion having gas flow pathways therein; a gas injection port attached to said protective ...
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WO/2023/047307A1 |
The present invention relates to a cold crucible for casting in vacuum or in inert atmosphere pure metals and metal alloys, including refractory alloys, which require a high degree of purity. Thanks to a complex geometry made by additive...
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WO/2023/047154A1 |
A leak-proof gas injected upper tundish nozzle including a protective can, and a ceramic inner portion disposed within the protective can. The ceramic inner portion may has gas flow pathways therein which have been formed using a sacrifi...
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WO/2023/041127A1 |
The invention relates to a method for repairing a slide gate closure (1) for a metallurgical casting vessel, in particular ladle, comprising at least one slide gate housing (2) having a top plate (3) and a pouring plate (6), between whic...
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WO/2023/028283A1 |
A system and method for installing and removing a porous plug relative to a port of metallurgic ladle includes an extendable boom rotatable about vertical axis and pivotable up and down at a first end of the boom. A mast is coupled to a ...
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WO/2023/028204A1 |
An ingot mold for curing fused and melted material is provided. The ingot mold includes a steel box, a foamed carbon layer, and a graphite block layer. The foamed carbon layer is formed inside the steel box. The graphite block layer is f...
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WO/2023/016927A1 |
The invention refers to a mould (2) for casting molten metals comprising a mould / shroud coupling mechanism (14) for a shroud (9) of a casting installation (1) comprising a funnel (11) attached to a hollow shaft (10), the mould / shroud...
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WO/2023/012207A1 |
The invention relates to a changing system (2) for a tundish unit (7) of an atomization installation (1) for atomizing metallic melts, more particularly for powder metallurgy purposes, comprising: - at least one chamber (18) for holding ...
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WO/2023/007207A1 |
The invention relates to a reservoir of molten metal atomizer comprising i) a tundish comprising a) a bottom and a side substantially delimiting a central cavity whose bottom comprises a central portion and a periphery, b) at least one d...
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