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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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WO/2023/007271A1 |
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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WO/2023/286488A1 |
A continuous casting method for steel that simultaneously achieves suppression of erosion of a sliding nozzle plate of a tundish and a ladle and prevention of adhesion of inclusions to a discharge hole of the sliding nozzle plate, as wel...
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WO/2023/281915A1 |
An immersion nozzle exchanging apparatus and an upper nozzle capable of preventing damage to a plate of the upper nozzle are provided. An immersion nozzle exchanging apparatus 1 is mounted on a lower portion of a molten steel outlet 101 ...
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WO/2023/281726A1 |
In this invention in a first portion 2 the cross-sectional shape of a flow channel 21 is circular, in a second portion 4 the cross-sectional shape of a flow passage 41 is rectangular, in a connection portion 3 the shape of a flow channel...
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WO/2023/277661A1 |
A melt transportation apparatus according to an embodiment of the present invention comprises: a container having an internal space in which melt can be accommodated and an opening through which the melt can be input/output; a cover part...
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WO/2022/267596A1 |
An argon blowing system for a ladle air-permeable upper nozzle well block (10) and an installation method therefor. The argon blowing system comprises a ladle. The ladle air-permeable upper nozzle well block (10) is arranged in the ladle...
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WO/2022/271470A1 |
A refractory impact pad includes a bottom wall, a side wall, and a top wall. The bottom wall has a basal surface. The side wall extends from a periphery of the bottom wall. The side wall has an inner surface that at least partially encir...
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WO/2022/263893A1 |
The present invention provides for a method to quickly change a nozzle assembly suitable for use in a liquid metal atomizing process in which a liquid metal held in a liquid metal reservoir and exiting said metal reservoir through a rese...
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WO/2022/259925A1 |
The purpose of the present invention is to suppress adhesion of an intrusive element near a fitting section of a stopper, and to prevent a tip region of the stopper from cracking or delaminating due to a lack of strength. To achieve the ...
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WO/2022/254282A1 |
A mechatronic system for continuous monitoring of a ladle containing molten metal on a vehicle for locomotion by land, comprising: a. means for securing the ladle on frame which consists of plurality of components comprising ratchet chai...
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WO/2022/238564A1 |
In particular, the invention relates to a method for the maintenance of a sliding closure (10) of a molten metal-containing vessel. The sliding closure (10) has a housing (11), a slide unit which is longitudinally guided therein, a mount...
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WO/2022/234109A1 |
Filter module (1) of a filtering system for a tundish (10) comprises a filter unit (1f) provided with channels (1c) extending from a channel inlet to a channel outlet, and a wall module (2) comprising a wall defining an opening (2o) exte...
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WO/2022/226404A1 |
A molten metal pump post that includes an elongated rod of a first material that is heat resistant and an inner member at least partially surrounding the elongated rod. The inner member is of a second material. The elongated rod is opera...
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WO/2022/219956A1 |
In the present invention, the cross-sectional shape of a flow path 31 in a first section 3 is circular, the shape of a flow path 51 in a second section 5 is a flat shape, the shape of a flow path 41 in a connecting section 4 is a shape c...
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WO/2022/215727A1 |
Provided is a castable refractory that exhibits adequate strength after hardening and has excellent corrosion resistance to slag, and in which slag penetration and the adhesion of buildup are suppressed. The castable refractory contains:...
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WO/2022/211538A1 |
The present invention relates to a semi-solid die casting apparatus having an electromagnetic stirring module and, more particularly, to a horizontal die casting apparatus characterized by comprising: a fixed mold; a moving mold having o...
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WO/2022/211287A1 |
The present invention relates to a lance head provided at the front end of a lance nozzle through which oxygen is introduced into a steel converter and, more specifically, to a lance head configured such that cooling water flows dynamica...
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WO/2022/201690A1 |
[Problem] To provide a metal melting furnace that makes it possible to prevent or inhibit the leakage of molten metal and to inhibit the radiation of heat from the furnace. [Solution] This metal melting furnace is provided with a molten ...
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WO/2022/199817A1 |
The present invention provides a tundish for continuous casting, the tundish having an inner volume comprising an inlet portion comprising an inlet for receiving molten metal, an outlet portion comprising at least one outlet for discharg...
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WO/2022/190159A1 |
This dripping prevention device for pressurized pouring furnace is a device 10 for preventing dripping of hot water from the hot water outlet of a pressurized pouring furnace. Said dripping prevention device 10 is provided with: a stoppe...
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WO/2022/168752A1 |
The present invention addresses the problem of providing an attachment device with which a driving device in a hanging state can be smoothly attached to a sliding nozzle device, using a manipulator. The present invention provides an atta...
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WO/2022/168753A1 |
The present invention addresses the problem of providing a sliding nozzle apparatus whereby a maintenance robot can be caused to reliably and accurately recognize the position of the sliding nozzle apparatus. The gist of the present inve...
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WO/2022/164749A1 |
A refractory ring structure for forming a section of an inner wall or liner of a metallurgical vessel is provided. The refractory ring structure comprises a continuous top surface; a continuous bottom surface; a continuous arcuate inner ...
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WO/2022/142667A1 |
The present invention belongs to the technical field of steel casting processes, and provides a steel ladle drainage method, in which a steel ladle structure is used, wherein vacuum interlayers are arranged in an upper nozzle, an upper f...
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WO/2022/135735A1 |
The present invention relates to a method and to a system (100) for providing molten metal, comprising a source (110) of molten metal configured to pour a flow (115) of molten metal out of an outlet (112) of the source (110) of molten me...
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WO/2022/117964A1 |
The present invention relates to a method for obtaining a product made of titanium alloy or a titanium-aluminium intermetallic compound by plasma torch melting, the alloy having an oriented structure, the method comprising heating the mo...
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WO/2022/113543A1 |
The objective of the present invention is to provide a filling structure for a filler of a sliding opening/closing device and a method for manufacturing a slab, which make it possible to obtain a high natural opening ratio when using a l...
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WO/2022/100380A1 |
The present invention provides a molten iron tank car capable of covering/uncovering by sliding, comprising a car body and a frame mounted on the car body, and further comprising a cover body capable of covering and sealing an opening of...
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WO/2022/075174A1 |
Provided is filler sand with which it is possible to increase a sintering initiation temperature, and to inhibit the penetration of molten steel. The filler sand contains chromite. The filler sand contains secondary particles 10. The sec...
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WO/2022/073648A1 |
The invention relates to a stopper (1) for interacting with a bottom discharge nozzle (2) in a metallurgical vessel (M). In order to achieve an improved design along with reliable functioning of the stopper (1), provision is made accordi...
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WO/2022/076522A2 |
Provided herein is a system, apparatus, and method for producing refractory products, and more particularly, to producing heated refractories, passive refractories, transition plates, moldable refractories, and accessories such as heated...
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WO/2022/053478A1 |
The invention relates to a system for fall teeming under vacuum of liquid steel (2) through a closable outlet opening (4a) in a bottom wall (1a) of a movable ladle (1) into a liquid steel receiving apparatus (A) and therefrom into a dist...
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WO/2022/054300A1 |
A preheater (1) for preheating a heat-resistant container (10) comprises: a lid body (2) that is attached to the heat-resistant container (10); a burner (3) that is attached to the lid body(2) and preheats the heat-resistant container (1...
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WO/2022/029300A1 |
The invention relates to a vacuum induction casting device (1) for casting metal and metal alloys under a vacuum and/or a protective gas atmosphere, having at least one storage chamber (4) and a forehearth (5) which communicates with the...
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WO/2022/029298A1 |
The invention relates to a casting nozzle (9) or a casting distributor for transferring molten metal into a metallurgical unit or vessel, at least partially consisting of a refractory material comprising at least one resistance heating e...
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WO/2022/029301A1 |
The invention relates to a system for charging, melting and casting metal and metal alloys in a vacuum and/or shielding gas atmosphere, comprising at least one vacuum induction melting apparatus (2A, 2B), means for charging feedstock in ...
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WO/2022/029302A1 |
The invention relates to a method for regulating a stopper casting device (8) of a vacuum induction casting device (1), having the steps of detecting a molten bath level within a casting mold or an intermediate container or a casting dis...
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