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WO/2024/089097A1 |
The invention relates to a refractory gas purging plug and to a method for the production of a refractory gas purging plug.
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WO/2024/089095A1 |
The invention relates to a refractory gas purging plug.
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WO/2024/087545A1 |
A device for producing a carbon-nitrogen synergistic ultrahigh-nitrogen steel by means of multi-furnace pressure casting. The device comprises a pressurizable steel ladle (22), a pressurizable casting chamber (13) located at the bottom o...
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WO/2024/089098A1 |
The invention relates to a refractory gas purging plug and a method for controlling the conduction of gas to a refractory gas purging plug.
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WO/2024/084877A1 |
Provided is a Ni-Cr-Fe-Mo-based alloy in which the composition of nonmetal inclusions is controlled and which comprises, in terms of mass%, 0.03 to 0.30% of C, 0.05 to 1.50% of Si, 0.05 to 2.00% of Mn, 0.05% or less of P, 0.005% or less ...
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WO/2024/062216A1 |
A rotor (11) for use in the treatment of molten metal. The rotor (11) comprises a roof (12) having a central axis (A) and comprising a plurality of peripheral cut-outs (18). An intermediate plate (13) extends axially from the roof (12) a...
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WO/2024/056852A1 |
The present invention relates to a degasser shaft for treating a molten metal with a gas, the shaft comprising: (a) a first end connectable to a drive for rotation of the shaft about a longitudinal axis, the first end having a first end ...
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WO/2023/219377A1 |
The present invention relates to a method and apparatus for producing oxygen-free copper or an oxygen-free copper alloy. Particularly, the present invention relates to a method and apparatus for producing oxygen-free copper or an oxygen-...
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WO/2023/104780A1 |
The invention relates to a metallic glass formed of an alloy comprising: (a-c-x) atomic % of Ni, with a between 54 and 72; (b-y) atomic % of Nb, with b between 35 and 44; c atomic % of Cu, with c from 0.05 to 9; x atomic % of at least on...
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WO/2023/077667A1 |
The present application relates to the field of new energy vehicle motors, and discloses a preparation method for a motor rotor aluminum alloy of a new energy vehicle, comprising the following steps: a. vacuumizing a vacuum induction fur...
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WO/2023/062727A1 |
Provided are: a semi-solidified slurry production method with which it is possible to obtain a semi-solidified slurry that exhibits little solid-phase-ratio variation in different parts thereof; a molded body production method with which...
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WO/2023/058766A1 |
In this hypereutectic material, primary crystals of a hypereutectic Al-Fe alloy or hypereutectic Al-Si alloy are segregated in a surface layer part of the hypereutectic material, and eutectic crystals of the hypereutectic Al-Fe alloy or ...
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WO/2023/021940A1 |
[Problem] To obtain a large drive force on molten metal with low power consumption. [Solution] A magnetic field device 2 of a molten metal drive device 1 is provided with iron cores 21-25, yokes 31, 32, 33 that link the iron cores 21-25,...
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WO/2022/257400A1 |
A micro-solid-state molding method, comprising the steps of: 1) using pressure to make the totality of a molten metal flow from within a holding furnace to a mold cavity by means of an intermediate pipeline; 2) controlling the pipe wall ...
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WO/2022/237073A1 |
An aluminum alloy material, and an aluminum alloy wire and a preparation method therefor, relating to the field of aluminum alloys. The aluminum alloy material comprises the following components in percentage by mass: 0.1-0.25% of Fe, 0....
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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/2022/214890A1 |
The present invention relates to a casting apparatus for producing metal matrix composite materials, which comprises a metal melting device for producing a molten metal, a particle feeding device for feeding solid particles to the molten...
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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/2022/199817A1 |
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/2022/181789A1 |
[Problem] The present disclosure addresses the problem of providing: a porous metal structure body having a novel bell-like structure; and a method for manufacturing the porous metal structure body. [Solution] The present disclosure rela...
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WO/2022/176237A1 |
A flake graphite cast-iron product satisfies the inequalities: 2.7 ≤ C ≤ 3.5, 1.2 ≤ Si ≤ 1.7 and CE ≤ -0.33×Si+4.36 wherein C and Si respectively represent the amounts (% by mass) of carbon and silicon contained therein and th...
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WO/2022/145064A1 |
Provided is a steel material which has a predetermined chemical composition and which contains inclusions containing at least one kind from among Pr, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu, and Sc and one or two kinds from S and O, where...
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WO/2022/129584A1 |
A rotary device and methods for treating molten metal, a tubular sleeve for said rotary device and the use of said rotary device in the treatment of molten metal. The rotary device comprises: a tubular sleeve comprising a rotor head at o...
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WO/2022/129612A1 |
A method for treating molten iron comprising applying a metal treatment agent to molten iron; and stirring the molten iron using a rotary device comprising a rotor head. The rotary device can be resistant to corrosion and thermal shock, ...
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WO/2022/117315A1 |
A method for melting ferrous metals, non-ferrous metals, machining waste and scrap and steel, comprising the steps of: – providing a closed container made of a material that is compatible with a melting bath in which it is to be placed...
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WO/2022/075197A1 |
Provided is flux to be added onto molten steel accommodated in a container, the flux making it possible to sufficiently suppress oxidation of the molten steel and thereby sufficiently reduce the amount of oxide-based non-metal inclusions...
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WO/2022/063099A1 |
A composite material brake rotor, a preparation method therefor, and a friction stir tool. The composite material brake rotor comprises: an aluminum alloy substrate layer (110) and an aluminum-based composite layer (120), the aluminum al...
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WO/2022/065511A1 |
The objective of the present invention is to provide a method for manufacturing a slab having a high degree of cleanliness, by maintaining the amount of titanium in molten steel at a low level during refining, and suppressing the generat...
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WO/2021/219478A1 |
The present application relates to a method for producing a material cartridge for preserving a material mixture, in particular a material melt, that is susceptible to corrosion when exposed to air. A container having an opening for rece...
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WO/2021/205623A1 |
Provided is an air bubble dispersion device and an impeller that can efficiently separate air bubbles. Provided is an air bubble dispersion device (1) that blows purified gas into a molten metal (M), wherein the device is characterized...
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WO/2021/200225A1 |
Provided is a gas blowing device that makes it possible to smoothly and stably perform cleaning in a storage container having a plurality of blowing plugs. This gas blowing device includes a storage container 2, a first blowing plug 31...
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WO/2021/174241A1 |
A pump system for a metal furnace includes a tank and a magnetic stirrer. The tank includes a tank chamber that is configured to receive a fluid, such as a molten material. The tank is positioned above magnetic stirrer and such that the ...
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WO/2021/171623A1 |
The present application pertains to a molten metal purification apparatus for a molten metal conduit formed by a pair of side walls that oppose each other in the widthwise direction and a bottom wall that connects the side walls. The app...
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WO/2021/145292A1 |
An object is to provide a metal removal agent used when removing Mg from an aluminum alloy melt whose raw material is scrap or the like. The present invention provides a metal removal agent used for formation of a molten salt layer that ...
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WO/2021/133018A1 |
The present invention relates to a molten material treatment apparatus and a molten material treatment method applied thereto. The apparatus comprises: a container part including a space formed therein to receive a molten material; a spr...
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WO/2021/112267A1 |
The present invention relates to a molten material mixing apparatus and, more specifically, to a molten material mixing apparatus for mixing molten material accommodated in a container. According to one embodiment of the present inventio...
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WO/2021/106441A1 |
Provided is a method for accurately estimating, in a ladle refining process for molten steel, the temperature of the molten steel that has undergone a ladle refining process. In an operation method for performing the ladle refining proce...
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WO/2021/060122A1 |
Provided are a tundish nozzle structure and a continuous casting method with which it is possible to cause inclusions in a tundish to rise. In the present invention, a sword-guard-shaped article 12 is provided to part or the entirety of ...
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WO/2021/057331A1 |
Provided is an ultra-thin aluminium-based steel-flowing tank, which belongs to the field of alloy smelting facilities. The tank body of the steel-flowing tank of the present invention has a wall thickness of 12-25 mm, the tank body of th...
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WO/2021/053602A1 |
There is disclosed a furnace (10), a fluid feed component, a fluid reforming system, and a method of reforming a fluid (20). The furnace (10) comprises a vessel (12) that defines a chamber (14) for holding a body of liquid (16). A fluid ...
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WO/2021/034559A1 |
A diffusion component for impregnating molten steel with a gas includes a barrier having a first side and a second side, a through-hole formed within the barrier, the through-hole connecting the first side to the second side, and a porou...
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WO/2020/262638A1 |
The steel material according to the present invention has a prescribed chemical composition, and is, from among (Zr, B)-containing oxide particles comprising 5.0 mass% or more of Zr, 0.1 mass% or more of B, and 1.0 mass% or more of O, (Z...
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WO/2020/254992A1 |
Additive for the thermochemical treatment of molten iron in order to separate, distribute, agglomerate, precipitate, spheroidise and/or crystallise combined, solvated and/or colloidal carbon present in molten iron in the liquid state int...
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WO/2020/255917A1 |
According to the present invention, Ca is added to molten steel within a ladle at a high addition yield by changing the composition of a Ca-containing alloy to be added to the molten steel. A method for adding Ca to molten steel accord...
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WO/2020/254823A1 |
The invention relates to apparatus and a method for the forming of an item in a mould using a casting process and typically a counter gravity casting system. A heating assembly, transfer assembly and mould filling assembly can be used in...
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WO/2020/248461A1 |
An online alloy melting and fusing device. An alloy to be added is pre-prepared into a wire material; the wire feeding speed needed to configure a specific component alloy is calculated according to the flow of original molten aluminum i...
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WO/2020/218575A1 |
The present invention relates to a steel sheet which has both shapability and weldability. A steel sheet according to the present invention is characterized in that: Si oxide particles are present at a number density of 3000 to 6000 part...
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WO/2020/218572A1 |
This invention pertains to a steel sheet that combines moldability and weldability. This steel sheet is characterized by, in the surface layer portion which is the region up until a depth of 30 µm in the thickness direction from the sur...
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WO/2020/190319A1 |
An emulsion system is provided. The system includes a shaft that supports a plurality of cutting assemblies and screens in alternating order, wherein the cutting assembly rotates with respect to an in close proximity to the screen. The c...
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WO/2020/189913A1 |
The present invention relates to a device and method for manufacturing a high quality semi-solid slurry using optimized process variables, and a component forming apparatus including the device for manufacturing a semi-solid slurry, and ...
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