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Matches 1 - 50 out of 11,409

Document Document Title
WO/2019/111698A1
[Problem] The present invention pertains to a method for extracting a vanadium component included in combustion fly ash, clinker, etc., and producing a vanadate. [Solution] A method for producing a vanadate in which a vanadium component ...  
WO/2019/108120A1
The present disclosure concerns amethod of producing an activated negative electrode powder for use in nickel-metal hydride (NiMH) batteries, the method comprising the steps: a) providing at least one previously cycled NiMH battery; b) i...  
WO/2019/102765A1
Provided is a treatment method whereby it becomes possible to recovery copper, nickel and cobalt, which are valuable metals, contained in a lithium ion battery waste and to separate copper, nickel and cobalt from one another effectively....  
WO/2019/102764A1
Provided is a method whereby it becomes possible to treat a lithium ion battery waste more efficiently and stably while reducing the loss in the collection of a valuable metal, e.g., nickel and copper, in the collection of the valuable m...  
WO/2019/099859A1
A method for extracting rare earth metals from an acidic slurry or an acidic solution. The method includes providing an acidic slurry or acidic solution; adding a composite comprising an extractant and a polymer resin; mixing the composi...  
WO/2019/064069A3
An accelerated process for the complete destruction of a matrix material, such as a matrix material including cement and/or asbestos-containing materials (ACMs), is disclosed. The process comprises forming a slurry or suspension by combi...  
WO/2019/093736A1
A lithium recovery method according to the present invention recovers a lithium compound by reacting lithium-containing by-products and a phase separation agent through self-propagating combustion synthesis. Provided is a lithium recover...  
WO/2019/092826A1
The present invention pertains to a method for processing a battery pack BP that includes at least a battery body and a resin, wherein the method includes a step for covering the battery pack BP with slag S at a prescribed temperature.  
WO/2019/092951A1
This disposal method comprises the steps (a first-feeding step S110 and a heating step S130) for feeding a battery pack BP, which includes at least a battery body and a resin and is used for an automotive motor that drives vehicles, in a...  
WO/2019/084669A1
A process for recovering copper from heap leach residues containing residual copper, includes identifying a production zone within the heap leach residues for secondary leaching, drilling wells into the heap at locations suitable for del...  
WO/2019/088007A1
This method for purifying a titanium material is a deoxidization method for removing oxygen contained in a titanium material from the titanium material that is formed from pure titanium, a titanium alloy or an intermetallic compound that...  
WO/2019/082533A1
Provided is a method for separating copper, nickel, and cobalt, the method being capable of efficiently and selectively separating copper, nickel, and cobalt from alloys containing copper, nickel, and cobalt, such as highly corrosive all...  
WO/2019/080410A1
A method for treating smelting furnace slag, comprising the following steps: 1) removing large residual steel scrap from a smelting furnace, and then crushing a furnace lining and iron slag by using a horizontal ball mill; 2) crushing th...  
WO/2019/080487A1
Disclosed in the present invention is a crystal form changing method of lithium-containing aluminum electrolyte, relating to the technical field of aluminum electrolyte extraction and recycling. The method comprises the following steps: ...  
WO/2019/082532A1
Provided is a method for separating copper from nickel and cobalt with which it is possible to selectively and efficiently separate copper, as well as nickel and cobalt, from an alloy including copper, nickel, and cobalt such as an alloy...  
WO/2019/077892A1
Provided is an Al alloy recovery method capable of producing a recovered Al alloy (molten metal), in which Fe concentration and Si concentration are efficiently reduced, while using scraps of Al alloy castings and the like as raw materia...  
WO/2019/071798A1
A method for producing smelting slag from nickel, comprising the following steps: S1, mixing furnace slag: adding nickel smelting slag into a smelting reaction device, and adding a calcium-series mineral and an additive; stirring, heatin...  
WO/2019/071797A1
A method for producing mixed slag containing nickel and iron, comprising the following steps: S1. furnace slag mixing: adding nickel smelting slag into a reaction apparatus, and adding one or more of lead smelting slag, blast furnace sla...  
WO/2019/071796A1
A method for recovering valuable components from mixed slag containing nickel and iron, comprising: S1, furnace slag mixing: adding nickel smelting slag into a smelting reaction device, adding one or more from among lead smelting slag, b...  
WO/2019/071795A1
A manufacturing method using a copper-containing slag, comprising the following steps: S1, slag mixing: putting a copper slag into a reaction device and adding calcium-based minerals and additives, heating the slag into a molten state an...  
WO/2019/071788A1
A manufacturing method using a copper and iron containing mixing slag. The manufacturing method comprises the following steps: S1, slag mixing: putting a copper slag into a smelting reaction device, adding one or more of a lead smelting ...  
WO/2019/071791A1
A method for smelting reduction production of zinc smelting slag. The method comprises the following steps: S1, adding zinc smelting slag to a heat preservation device or a smelting reaction device from which slag may flow out, adding ca...  
WO/2019/071794A1
Provided is a method for recovering valuable components from mixed slag containing copper and iron, which comprises S1, mixing slag; adding copper slag into a smelting reaction device, and simultaneously adding one or more of lead smelti...  
WO/2019/071787A1
A method for recovering valuable components from smelting slag containing nickel, comprising: adding nickel smelting slag into a reaction device, adding a calcium-series mineral and an additive, forming mixed slag, heating the mixed slag...  
WO/2019/071793A1
A method for recovering a valuable component from slag containing copper, comprising: S1. mixing furnace slag: adding copper slag into a smelting reaction device, adding a calcium-series mineral and an additive, forming mixed slag, heati...  
WO/2019/071790A1
A method for recovering valuable components from mixed slag containing zinc and iron, comprising the following steps: S1, adding zinc smelting slag into a heat preservation device or into a smelting reaction device from which slag may fl...  
WO/2019/071642A1
A method for recovering lead from waste lead-acid battery lead paste, relating to the technical field of hydrometallurgy. In the method, firstly a reducing agent and lead paste are added into a zinc chloride solution for leaching in a st...  
WO/2019/071792A1
A production method based on smelting reduction of slag containing zinc and iron. The method comprises the following steps: S1, adding zinc smelter slag into a thermal insulation apparatus or a smelting reaction apparatus allowing slag t...  
WO/2019/071789A1
A method for recovering valuable components from zinc smelting slag. The method comprises the following steps: S1, adding zinc smelting slag to a heat insulating device or a smelting reaction device from which slag may flow out, and addi...  
WO/2019/064996A1
Provided is a method for separating copper from nickel and cobalt, which is capable of efficiently and selectively separating copper, and nickel and cobalt from an alloy containing copper, nickel and cobalt such as a highly anticorrosive...  
WO/2019/060996A1
It is provided a process for recycling lithium ion batteries comprising shredding the lithium-ion batteries and immersing residues in an organic solvent; feeding the shredded batteries residues in a dryer producing a gaseous organic phas...  
WO/2019/064052A1
The invention is related to a method of continuous manufacturing of solidified steelmaking slag comprising the steps of: - solidifying molten steelmaking slag comprising at least 2% in weight of free lime so as to produce solidified slag...  
WO/2019/056837A1
A clean extraction method for metal silver, comprising: leaching a mixture of an acid solution containing Ce 4+ and NO 3 - and a silver containing material, and after the leaching is completed, carrying out solid-liquid separation to obt...  
WO/2019/057057A1
The techniques for producing 2024 and 7075 aluminum alloys by recycling waste aircraft aluminum alloys, which belong to technical fields for circular economy. The present invention develops techniques for obtaining the 2024 and 7075 alum...  
WO/2019/054963A2
This invention; related to obtaining of commercial valuable nickel and titanium compounds from completed or end of the service life of nickel and titanium based alloys scrap.  
WO/2019/052680A1
The invention relates to a treatment device (1) and a method for removing coatings, comprising a vibratory conveyor (2) with a conveying channel (3), which is designed in the manner of a trough, in order to form a treatment bath (4) with...  
WO/2019/047468A1
A method for sulfuration of a tin refining sulfur slag, comprising: uniformly mixing the sulfur slag and a sulfurizing agent, then placing the mixture into a sealed container, and performing a sulfuration reaction under the oxygen-free c...  
WO/2019/042892A1
The invention relates to a method for the treatment of converter slag for the purpose of recovering iron, wherein a converter slag is brought into contact with oxygen in such a way that the slag is mixed by means of turbulence and availa...  
WO/2019/043261A1
The present application relates to a process for the purification of waste materials or industrial by-products, the process comprising the steps of: a) Preparing a composition (C) by blending or mixing waste materials or industrial by-pr...  
WO/2019/042157A1
Disclosed are a comprehensive resourceful treatment system for electronic waste and a method therefor. The treatment method comprises the following steps: 1) pellet sintering; 2) plasma gasification melting; 3) oil preparation from a sme...  
WO/2019/043244A1
A process is described for the recovery of the chemical components of the "black paste" resulting from the opening of dead alkaline and zinc-carbon batteries.  
WO/2019/037421A1
A selective separation and comprehensive recovery method for nickel in alkali chemical nickel waste water, comprising: (1) stage I adsorption: pumping filtered alkali chemical nickel waste water into a stage I adsorption column filled wi...  
WO/2019/029063A1
A method for separating iron and aluminum from red mud and/or iron-containing solid wastes. The method comprises the following steps: (1) carrying out acid leaching and reduction treatment on red mud and/or iron-containing solid wastes t...  
WO/2019/026977A1
This sodium removal method is a method for removing sodium from a sodium-containing solution by precipitating sodium ions in the sodium-containing solution as a sodium salt, the method having a sodium precipitation step for reducing the ...  
WO/2019/026978A1
This method for dissolving a lithium compound comprises bringing a lithium compound into contact with water or an acid solution and supplying carbonate ions to the water or acid solution to generate carbonic acid, and reacting the lithiu...  
WO/2019/017055A1
This production method for a purified positive electrode material comprises a step for extracting a positive electrode material from a waste dry cell, a step for adding, to the positive electrode material, an aqueous solution containing ...  
WO/2018/233887A1
The invention relates to a method for producing feedstock in piece form from metal, in particular aluminium and/or aluminium alloys, for a metal-casting installation, in particular aluminium-casting installation, in which scrap parts of ...  
WO/2018/228074A1
A copper smelting slag comprehensive recovery method and device. Said method uses a CR furnace to perform reductive fuming and settling on the smelting slag to comprehensively recover valuable metals in the smelting slag and produce harm...  
WO/2018/225738A1
This palladium extraction agent, which comprises an alkyl-sulfide-group-comprising disubstituted aromatic compound represented by general formula (I) as an active ingredient, can be used to selectively extract only palladium from a solut...  
WO/2018/223193A1
A processes is disclosed for the recovery of cobalt, lithium and associated metals from lithium-ion batteries, comprising (i) shredding and pulverising the batteries under an inert atmosphere, (ii) leaching the batteries with sulphuric a...  

Matches 1 - 50 out of 11,409