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Matches 301 - 350 out of 9,425

Document Document Title
WO/2023/002912A1
The present invention provides a method that is capable of selectively obtaining nickel and/or cobalt from an alloy, which contains copper as well as nickel and/or cobalt, in a waste lithium ion battery or the like. A method for proces...  
WO/2023/000845A1
Disclosed in the present invention is a method for extracting valuable metal from low-matte nickel converter slag. The method comprises: mixing low-matte nickel converter slag and quicklime then calcinating, obtaining a calcinated materi...  
WO/2023/283685A1
The present disclosure generally relates to processes for recovering and separating electrode materials from alkaline batteries, such as cathode and/or anode materials. The process comprises comminuting alkaline MMD to reduce the average...  
WO/2023/286387A1
Provided is a method by which it is possible to safely and efficiently collect valuable metals from raw material including waste lithium-ion batteries or the like. The present invention is a method which is for producing valuable metal...  
WO/2023/284292A1
A system for smelting a tin-containing material, comprising a pretreatment mechanism, a screening mechanism, a feeding mechanism, a smelting mechanism, a slag treatment mechanism and a tail gas treatment mechanism. Further disclosed in t...  
WO/2023/286386A1
Provided is a method for safely and efficiently recovering a valuable metal from a material including waste lithium ion batteries or the like. The present invention is for producing a valuable metal from a material including the valuab...  
WO/2023/285941A1
The invention relates to a method for recycling glass scrap from exhausted photovoltaic panels containing organic and substantially lead-free contaminants which allows obtaining industrial-degree liquid sodium silicates and mixed inorgan...  
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...  
WO/2023/279142A1
The present invention relates to a method for the recovery of vanadium from a vanadium containing leach residue, the method comprising the steps of: subjecting the leach residue to a calcination step to produce a calcined residue; subjec...  
WO/2023/273262A1
Disclosed are a method for safe pyrolysis and impurity removal of a waste lithium battery and an application. The method comprises the following steps: performing primary roasting and quenching on electrode fragments of the waste lithium...  
WO/2023/274838A1
A process is provided for recovery of scandium and certain other rare earth metals from titanium dioxide production residue The process comprises treating the residue with a calcium source at a temperature below 30°C to selectively co-p...  
WO/2023/274754A1
An industrial installation (1) for waste radiative heat recovery from steel slag, said installation (1) being located above a pit (2) in which molten steel slag is discharged and from which solidified steel slag is removed, using a slag ...  
WO/2023/275714A1
The present invention relates to a process for treating ladle furnace slag ("white slag") deriving from the refining of steel inside a ladle, said process comprising the following steps: a) adding metallic aluminum to a mixture comprisin...  
WO/2023/276790A1
This method for recovering valuable substance involves a reducing agent mixing step S150 in which a reducing agent is mixed with a valuable substance-containing material obtained from a secondary battery and a reducing step S190 in which...  
WO/2022/268792A1
The present invention relates to a process for recycling battery materials, in particular lithium ion/polymer batteries, and to the subsequent use of the useful materials recovered by way of the process according to the invention.  
WO/2022/267419A1
Disclosed are a method for recovering elemental copper in waste lithium-ion battery powder and an application. The method comprises the following steps: adding concentrated sulfuric acid into lithium-ion battery powder for an aging react...  
WO/2022/268797A1
The present invention relates to a process for recycling battery materials, in particular lithium ion/polymer batteries, and to the subsequent use of the useful materials recovered by way of the process according to the invention.  
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...  
WO/2022/266712A1
A process (10) for the treatment of a lithium slag, the process comprising the method steps of: (i) Passing the lithium slag to an activation step (14) in which the lithium slag is heated to an elevated temperature of less than about 250...  
WO/2022/264570A1
Provided is a method of effectively and efficiently separating impurities, in particular, iron contained in a raw material to be processed, and recovering valuable metal at a high rate of recovery. Provided is a method of producing val...  
WO/2022/263812A1
A method of recycling lithium ion battery material which comprises the following steps: • comminution of lithium ion battery material to generate comminuted battery material and producing a single fraction comprising pieces of battery ...  
WO/2022/262971A1
The invention is directed to a process and its relating plant for recycling zinc oxide residues. Thereby, zinc oxide residues are granulated to particles with a size of d80 between 0,3 and 5 mm, preferably between 0.5 and 2 mm. These par...  
WO/2022/264569A1
The present invention provides a method by which a valuable metal is able to be recovered with a high recovery rate by effectively and efficiently separating impurities, in particular iron, from a starting material to be processed. A m...  
WO/2022/252602A1
The present invention relates to the technical field of waste battery recovery. Disclosed are a method for safely leaching a waste battery and an application. The method comprises the following steps: discharging, roasting, and screening...  
WO/2022/255494A1
A crushing system (1) according to the present invention comprises: at least one crusher (10) that crushes iron scrap source material (24); at least one component analyzer (13) that analyzes the components of shredder scrap (25) produced...  
WO/2022/252604A1
Disclosed in the present invention is a safe reactor for leaching of waste battery powder and capable of controlling hydrogen concentration, comprising a platform, a rotary acid pumping cylinder, and a delivery pipe; the platform is prov...  
WO/2022/248245A1
The present invention lies in the field of pyrometallurgy and discloses a process and a slag suitable for the recovery of Ni and Co from Li-ion batteries or their waste.The slag composition is defined according to: 10% < MnO < 40%; (CaO ...  
WO/2022/246566A1
A method of separating plastic material from battery materials can include: a) receiving battery materials in an immersion comminuting apparatus; b) by carrying out at least a first size reduction of the battery materials under immersion...  
WO/2022/250599A1
The present invention relates to a method for producing a potassium sulfate containing fertilizer composition from a sodium sulfate containing residue process stream of a battery manufacturing facility, battery recycling facility, or ste...  
WO/2022/246558A1
The invention provides for the treatment of petroleum coke ash materials to recover vanadium values, with distinct hydrometallurgical steps of silicate dissolution and precipitation that are arranged to ameliorate consumption of alkali h...  
WO/2022/246570A1
A flotation separator apparatus can include a tank for receiving an incoming feed stream comprising plastic material and metal material liberated from battery materials. A separator liquid can be within the tank and at least a first subm...  
WO/2022/248436A1
The present disclosure concerns a 2-step smelting process, for recovering of Ni and Co from batteries and other sources. The process comprises the steps of: - defining an oxidizing level Ox, and a battery- bearing metallurgical charge; -...  
WO/2022/249615A1
This sorting method for valuable materials includes: a heat treatment step for performing a heat treatment on a lithium ion secondary battery including valuable materials; a crushing step for crushing the heated treated object obtained i...  
WO/2022/242959A1
A method for recovery at least one cemented carbide body from a component comprising the steps of: first clamping the component in a clamping device; and then simultaneously or cyclically heating and vibrating the component to dislodge t...  
WO/2022/246329A1
A recycling process that facilitates separation of materials from metallic substrates by cryogenically cooling the recyclable items to induce embrittlement of the metals. Embrittled metals may be shattered more efficiently and with a hig...  
WO/2022/239454A1
Provided is a method for producing valuable metal from raw materials including, for example, waste lithium ion batteries by a pyrometallurgical method, said method making it possible to efficiently separate manganese included in the raw ...  
WO/2022/238201A1
The invention relates to a method for recycling a cathode material and a solid electrolyte from a solid-state lithium battery. The method has the following steps: a) separating the solid-state lithium battery into a solid mixture, said m...  
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 ...  
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...  
WO/2022/238643A1
The invention relates to a method for producing an NdFeB permanent magnet in the form of an object to be printed, the method comprising the following steps: a) providing an NdFeB alloy powder consisting of particles having a size of less...  
WO/2022/237532A1
The present invention belongs to the technical field of metallurgy, and specifically relates to a harmless treatment method for recovering sulfur, rhenium, and arsenic from arsenic sulfide slag. The method comprises four steps, namely ox...  
WO/2022/238642A1
The invention relates to a method for recycling NdFeB magnets, comprising the following steps: a) recovering waste containing solid NdFeB magnets to be recycled; b) preheating the waste to a preheat temperature of between 300°C and 500Â...  
WO/2022/236381A1
A process for separating nickel and/or cobalt salts from crude nickel and/or cobalt bearing materials is disclosed. The process comprises treating a crude nickel and/or cobalt bearing material with a salt of iron or aluminium under condi...  
WO/2022/234884A1
The present invention relates to a method for recovering lithium from a waste lithium secondary battery using dry smelting, the method comprising the steps of melting a waste lithium secondary battery containing nickel, cobalt, copper, a...  
WO/2022/235356A1
A method for extracting noble metals from mining tailings and other solids is provided. The method uses a Lewis acid, Brønsted acid, complexing agent and oxygen to provide excellent extraction without the need for chorine gas or cyanide.  
WO/2022/229327A1
The present invention relates to a process for obtaining alkali metal chlorides from bypass dusts that are produced during the operation of rotary kilns, e.g. in cement or clinker manufacturing plants.  
WO/2022/227179A1
The present invention relates to the field of comprehensive utilization of copper slag, and relates to a molten copper slag depletion and side-top combined blowing reduction integrated method. Specific steps are: (1) molten copper slag i...  
WO/2022/230861A1
With respect to recovery of a valuable metal from a waste lithium ion battery (LiB) and a waste material from the LiB production, the purpose of the present invention is to solve: the problem of recovering a valuable metal from an active...  
WO/2022/227184A1
A comprehensive utilization method for bottom-top composite blowing smelting reduction of high-iron red mud, the method mainly comprising the following steps: mixing high-iron red mud with a reducing agent, a slag former and fluorite; ad...  
WO/2022/227183A1
A copper slag thermal-state eddy current dilution method, comprising the following steps: (1) adding thermal-state copper slag to a dilution furnace to form a molten pool, heating the molten pool and maintaining the temperature using an ...  

Matches 301 - 350 out of 9,425