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WO/2023/119802A1 |
Provided is a cathode assembly that makes it possible to simplify the task of connecting a cathode block and a collector bar. A cathode assembly (100) is used in an electrolytic furnace for aluminum smelting and comprises: a carbon catho...
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WO/2023/119772A1 |
The present invention provides an electrode assembly which is capable of simplifying the connection work between an electrode block and a conductive rod. An electrode assembly (10) according to the present invention is used in an electro...
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WO/2023/121058A1 |
The present embodiments relate to a valuable metal recovery alloy, a valuable metal recovery composition, and a method for recovering a valuable metal. The valuable metal recovery alloy according to an embodiment may comprise, on the bas...
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WO/2023/108854A1 |
A recovery process for a positive electrode material of a waste ternary lithium-ion battery, which process sequentially comprises a pretreatment step, a heat treatment step, a primary electrolysis step, a secondary electrolysis step and ...
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WO/2023/079851A1 |
An object of the present invention is to provide a method for removing impurities that is capable of efficiently removing impurities mixed in aluminum or an aluminum alloy while reducing the environmental load. A method for removing impu...
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WO/2023/073257A1 |
Equipment and process for cooling and separating aluminium dross, comprising a dross extraction tray for collecting aluminium dross from the door of a melting furnace, a duct and a vibrating elevator transporting the dross to a cooling t...
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WO/2023/056505A1 |
A process for recovering value metals from a nickel and cobalt bearing lateritic ore, the process including the steps of: leaching the nickel and cobalt bearing lateritic ore with a lixiviant comprising hydrochloric acid at a concentrati...
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WO/2023/046701A1 |
The invention relates to a rotary device for treating molten metal and a rotor for use with the rotary device. The rotary device comprises a hollow shaft and a rotor at one end of the hollow shaft, the rotor comprising: a roof and a base...
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WO/2023/044537A1 |
A process for extracting values from a leach residue from lithium extraction comprising: (a) mixing the leach residue with a chloride containing compound to form a first mixture; (b) calcining the first mixture to form a calcined mixture...
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WO/2023/043071A1 |
The present invention relaters to a method for recycling a cathode active material and a cathode active material recycled thereby and, more specifically, to a method for recycling a cathode active material and a cathode active material r...
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WO/2023/039490A1 |
Methods for obtaining solid products and combustible gas using aluminum waste are disclosed. In some embodiments, a method for obtaining solid products and combustible gas using aluminum waste may comprise: obtaining a reactive mass, the...
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WO/2023/035831A1 |
The present invention relates to an aluminum alloy for extrusion. The components of the aluminum alloy and the mass percentage of each component comprise: 0.1-0.2% of Si, 0.15-0.25% of Fe, 1.8-2.4% of Mn, 0.05-0.18% of Zn, 0.03-0.06% of ...
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WO/2023/031545A1 |
The invention relates to the method for melting a charge of aluminium, comprising: procuring a charge (11, 12, 13) of aluminium of which at least 15 wt% is in the form of a bowl (11) of essentially cylindrical shape, of height h and maxi...
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WO/2023/031546A1 |
The invention relates to a method for re-melting coated aluminium alloy scrap comprising a step of supplying coated ground aluminium alloy scrap consisting of individual entities; a stripping step; a step of preparing a heel; a step of l...
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WO/2023/029570A1 |
Disclosed in the present invention is a method for recovering nickel from iron-aluminum slag obtained by battery powder leaching. The method comprises the following steps: adding a sulfuric acid solution into an iron-aluminum slag to dis...
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WO/2023/029572A1 |
The present invention relates to the field of recycling of waste lithium batteries. Disclosed is a preparation method for aluminum nitride. The preparation method comprises the following steps: adding a sodium hydroxide solution to waste...
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WO/2023/031547A1 |
The invention relates to a scrap remelting line comprising at least one storage silo configured to store scrap, at least two induction furnaces for remelting the scrap and obtaining the remelted liquid metal, a means for supplying the sc...
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WO/2023/020039A1 |
Disclosed is a method for the wet recovery of valuable metals in a lithium battery. In the method, when hydrogen sulfide gas is pressurized and introduced, waste lithium battery powder is selectively leached, so that Mn2+, Li+, and Al3+ ...
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WO/2023/019311A1 |
A method for recovering iron values and aluminium values from a red mud residue of the Bayer process is disclosed. The method comprises optionally adjusting the pH of the residue from alkaline toward neutral; separating a solid component...
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WO/2023/016055A1 |
The present invention belongs to the technical field of ferronickel recovery, and discloses a method for recovering and purifying nickel from ferronickel, the method comprising the steps of: adding ferronickel to hydrochloric acid, mixin...
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WO/2023/017265A1 |
This invention relates to a method for the production of reducible metal oxides (e.g. V2O3). The invention also relates to a method for the production of metals (e.g. vanadium) from said oxides. More specifically, the method facilitates ...
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WO/2023/010207A1 |
A method of processing size-reduced battery materials comprising aluminum, copper and black mass, may include: subjecting the size-reduced battery materials to a caustic leaching process to yield a pregnant leach solution; physically sep...
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WO/2023/279151A1 |
A process for producing high purity alumina (HPA) or high purity aluminium salts from an aluminium-bearing material, such as is disclosed. An aluminium-bearing solution is first obtained by either dissolving or leaching the aluminium-bea...
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WO/2022/267426A1 |
The present invention relates to a method for recovering metal in laterite-nickel ore. The method comprises: using laterite-nickel ore slag as a raw material, mixing the laterite-nickel ore slag with compounding agents, and then grinding...
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WO/2022/246252A1 |
Systems and methods for generating hydrogen from water consisting of reacting aluminum alloy powders with steam in the presence of an effective amount of promoter are provided. Aluminum powder is premixed with a dry solid-state promoter ...
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WO/2022/242992A1 |
A method and an equipment for the treatment of molten aluminium metal, in particular Na removal in a tapping/transport crucible (1) provided with a lid (6). The atmosphere above the molten metal is sub-pressurized to a sub pressure betwe...
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WO/2022/240468A1 |
A method for recycling an aluminum alloy scrap includes performing selective oxidation roasting and washing treatment on the aluminum alloy scrap to obtain an uncoated aluminum alloy scrap; melting the uncoated aluminum alloy scrap in a ...
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WO/2022/240467A1 |
A method includes performing pre-treating, comprising fire-roasting or wet-washing, on the processed aluminum scraps of aeronautical aluminum alloy. The method further includes performing pressing formation on the pre-treated processed a...
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WO/2022/221903A1 |
A method is described of manufacturing high purity alumina of at least 4N using de-coated aluminium cans as the only source of aluminium in the feedstock.
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WO/2022/213677A1 |
The present invention relates to the technical field of battery recycling. Disclosed are a recycling method for controlling the particle size of aluminum slag and an application of the recycling method. The recycling method comprises the...
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WO/2022/168462A1 |
The purpose of the present invention is to provide an impurity removal method that enables efficient removal of impurities that are contained in aluminum or an aluminum alloy and that are difficult to remove. The impurity removal method ...
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WO/2022/165588A1 |
A method and system for processing aluminum alloy rims are provided, involving providing a feed of a plurality of aluminum alloy rims of different compositions, each aluminum alloy rim in the plurality of aluminum alloy rims having a ser...
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WO/2022/161086A1 |
The present invention belongs to the technical field of the recycling of spent lithium-ion batteries, and provided is a process for selectively recovering current collectors from spent lithium-ion batteries, the process comprising the fo...
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WO/2022/156076A1 |
A method for producing aluminum oxide using a slag metallurgy technology, relating to the field of comprehensive utilization of aluminum-containing mineral resources, slag metallurgy, and aluminum oxide production. The method comprises: ...
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WO/2022/159374A1 |
Methods for processing machining chips comprising aluminum-lithium alloys are provided. The method comprises cleaning machining chips comprising an aluminum-lithium alloy to remove at least a portion of processing fluid from the machinin...
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WO/2022/126217A2 |
This invention refers to a technically and economically viable process for recovery of relevant metallic and non-metallic contents from mining residues, particularly the bauxite residue, using it in its integral form. Such a process rout...
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WO/2022/130793A1 |
The present invention provides a method for processing lithium ion battery waste, said method being capable of effectively precipitating aluminum ions and iron ions in a liquid by means of neutralization and being capable of relatively e...
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WO/2022/123444A1 |
The invention relates to a process for the treatment of photovoltaic panels at the end of their life and has the aim of recovering plastics and especially high-purity glass, to put them back on the market as secondary raw materials. The ...
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WO/2022/117466A1 |
The invention relates to a method for the recovery of aluminium from aluminium scrap with adhering organic deposits in a multichamber melting furnace (1), at least comprising the following method steps: - batchwise charging of the hearth...
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WO/2022/115512A1 |
A method of processing red mud comprising: heating red mud to a predetermined temperature; grinding the red mud to a predetermined particle size; and physically extracting iron components from the red mud; physically extracting aluminum ...
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WO/2022/089203A1 |
An extraction method for removing aluminum from a leaching solution of a ternary battery material, comprising the following steps: (1) saponification: mixing an extraction solvent and a saponifier together to obtain a saponified extracti...
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WO/2022/054723A1 |
A valuable matter recovery method comprising: a heat treatment step for heat-treating an object containing a valuable matter by supporting an object storage means that houses the object by means of a support means capable of supporting s...
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WO/2022/042228A1 |
The present invention relates to a method for recycling iron and aluminum in a nickel-cobalt-manganese solution. The method comprises the following steps: leaching a battery powder and removing copper therefrom to obtain a copper-removed...
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WO/2022/031721A1 |
A solid metal flux comprised of compacted granules including (a) alkali chloride salt, (b) alkaline earth chloride salt and (c) at least one nitrate, carbonate, or sulfate salt and/or a fluoride containing salt.
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WO/2021/253111A1 |
A method and system of recycling aluminum alloy wheels, the method and system comprising (a) providing a feed of aluminum alloy wheels of a particular alloy; (b) fragmenting the aluminum alloy wheels into a plurality of fragments (c) sho...
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WO/2021/235008A1 |
[Problem] The present invention provides a method and an apparatus for melting aluminum cutting chips, in which the cutting chips that are dusts produced by cutting metal aluminum or an aluminum alloy are melted to produce an aluminum me...
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WO/2021/228464A1 |
The invention relates to a gas injection device (1) for introducing a process gas into a non-iron molten metal and/or slag, in particular molten copper and/or copper slag, comprising a hollow cylindrical lance (2) which is made of a refr...
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WO/2021/226719A1 |
A green chemistry hydrometallurgical process for recovering one or more metals from a metal-containing material includes leaching the metal-containing material with formic acid, obtaining a leachate comprising the one or more metals as o...
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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/2021/189133A1 |
Apparatus for converting Spent Pot Lining (SPL) into inert slag, aluminum fluoride and energy includes a plasma arc furnace such that the destruction of SPL occurs therein. The furnace generates an electric arc within the waste, which ar...
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