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Matches 1 - 50 out of 11,488

Document Document Title
WO/2019/175798A1
The invention provides a manganese- and/or chrome- and/or iron-based mineral fines sintering reactor vessel for manganese- or chrome- and/or iron-based mineral fines agglomeration by means of sintering. The reactor vessel comprises a hol...  
WO/2019/166660A1
The invention relates to a method for recycling used cells such as saline cells, alkaline cells, button cells and used rechargeable batteries, by introducing the cells and/or rechargeable batteries as feedstock into a metal melting furna...  
WO/2019/157589A1
Methods and apparatuses for treating aluminum dross, zinc dross, or metal-rich residues. These methods comprise heating aluminum dross, zinc dross or metal-rich residues in an induction furnace to induce electrical current in at least on...  
WO/2019/155430A1
The present disclosure relates to a process for recovering vanadium in the form of iron vanadate from a gasifier slag. The process comprises pulverizing the slag to obtain pulverized slag (2). The pulverized slag (2) is soaked in water (...  
WO/2019/148233A1
A process for extracting values from lithium slag comprising: (a) hydrothermally treating lithium slag with an aqueous solution of an alkaline compound at selected temperature and duration; (b) performing an ion exchange step on the alka...  
WO/2019/150005A1
The present invention relates to a process for processing a leach solution of black mass of spent alkaline batteries which leach solution (14) includes metals dissolved to an acidic solution and in which process one or more elements (49)...  
WO/2019/151351A1
Provided is a processing method for electronic/electric device component waste by which it is possible to increase the amount of electronic/electric device component waste that can be processed in a smelting step, and by which valuable m...  
WO/2019/152150A1
A method of recovering metal compounds from solid oxide fuel cell scrap includes processing the solid oxide fuel cell scrap to form a powder, digesting the processed scrap, extracting lanthanum oxide and cerium oxide from a solution cont...  
WO/2019/151905A1
The invention relates to metallurgical production, and more particularly to preparing a charge ingot which is used for producing bronze ingots by casting. As a starting charge material, a spent inert anode previously used in the electrol...  
WO/2019/148901A1
A method for treating chromium slag by chlorinating calcination in combination with hydrothermal mineralization, comprising: adding chloride salt into chromium slag and mixing the chloride salt and the chromium slag to be uniform, raisin...  
WO/2019/150403A1
The present invention concerns a method for treatment of lithium batteries and recovery of the metals contained therein comprising the following steps: - completely discharging the single cells by immersion in a conductive solid material...  
WO/2019/149698A1
The invention relates to a method for recycling lithium batteries, comprising the steps of: (a) breaking down a comminution product (10), which contains comminuted constituent parts of electrodes of lithium batteries, with concentrated s...  
WO/2019/136792A1
A method for separating nickel and cobalt from a solution, comprising the following steps: after acid leaching the cathode material of a waste lithium ion battery, obtaining a solution containing nickel and cobalt; adjusting the pH value...  
WO/2019/131946A1
The present invention provides a method for recovering gold and a gold recovery facility, which are capable of efficiently recovering gold from a solution that contains a gold cyano complex even in cases where the concentration of the go...  
WO/2019/128754A1
A method and apparatus for the comprehensive recycling of copper smelting slag. The method comprises the following steps: introducing copper smelting slag to a cavity by means of a first inlet; and in the heat supply state of an electrod...  
WO/2019/127304A1
Disclosed is a blast furnace reduction smelting burdening method for classifying arsenic-containing and sulfur-containing non-ferrous metal materials and burdening with iron to recover non-ferrous metal and fixing arsenic and sulfur to m...  
WO/2019/128862A1
The present invention provides a method for pretreating incineration ash of a circuit board and recovering bromine, belongs to the field of comprehensive recovery of ash whole-wet valuable metals, and particularly relates to a method for...  
WO/2019/128863A1
A method for circulated chloridized enrichment of noble metals from circuit board molten pool smelted flue dust. The smelted flue dust is subjected to acid extraction, and calcined two times to obtain calcined sands and flue gas, the cal...  
WO/2019/121086A1
Process for the recovery of transition metal from cathode active materials containing nickel and lithium, wherein said process comprises the steps of (a) treating a lithium containing transition metal oxide material with a leaching agent...  
WO/2019/120649A1
The present invention relates to a process for recycling and reusing supported Pd membranes comprising the separation of the Pd (or Pd alloy) layer from the support by contacting the Pd membrane with hydrogen under pressure and at low te...  
WO/2019/122985A1
A method for the treatment of sludge containing iron, said method comprising - a leaching step wherein the sludge containing iron is mixed with an acid and an oxidation agent so as to create an oxidized leachate, and - a step of precipit...  
WO/2019/122301A1
Suggested is a process for recovering precious metals from secondary sources encompassing the following steps: (a) providing a secondary source selected from the group consisting of flow ashes, incineration ashes or their concentrates; (...  
WO/2019/123138A1
A method for the treatment of sludge containing iron, said method comprising - a leaching step wherein the sludge containing iron is mixed with an acid and an oxidation agent so as to create an oxidized leachate, and - a step of precipit...  
WO/2019/124015A1
Provided is a method for separating copper from nickel and cobalt, which can efficiently and selectively separate copper from nickel and cobalt in a substance containing copper, nickel, and cobalt in a waste lithium ion battery, etc. In ...  
WO/2019/114198A1
A method for calcining cyanidation slag to recover valuable metals and synchronously prepare ceramsite, comprising: mixing and ball-milling cyanidation slag, bentonite, calcium chloride, pulverized coal, and albite according to a specifi...  
WO/2019/115543A1
Disclosed is a process for the production of a crude solder product and a copper product comprising the steps of a) providing a black copper comprising >= 50%wt of copper together with >= 1.0%wt of tin and/or >= 1.0%wt of lead, and (i) r...  
WO/2019/115533A1
Disclosed is a process for producing at least one concentrated copper product together with at least one crude solder product, starting from a black copper composition comprising at least 50% of copper together with at least 1.0%wt of ti...  
WO/2019/115536A1
Disclosed is a process for the production of a crude solder composition (18, 26) comprising the provision of a first solder refining slag (16, 24) comprising tin and/or lead, the process further comprising the steps of (i) partially redu...  
WO/2019/115540A1
Disclosed is a process for the production of a solder product and a copper product from a first lead-tin based metal composition (13) comprising at least 40%wt of copper and at least 5.0%wt together of tin and lead, the process comprisin...  
WO/2019/113719A1
The invention relates to an agglomerate product comprising a compacted mixture primarily formed of oxides such as silica, calcium oxide, magnesium oxide, aluminium oxide and clinoptilolite, carbon, sodium carbonate, iron oxide and binder...  
WO/2019/115524A1
Disclosed is a dilute copper metal composition (11, 15) comprising 57-85%wt Cu, ≥3.0%wt Ni, ≤0.8%wt Fe, 7-25%wt Sn and 3-15%wt Pb, together with a process comprising partially oxidizing b) a black copper composition (1) to obtain a f...  
WO/2019/117457A1
The present invention relates to a porous porphyrin polymer and a method for recovering noble metal elements by using the same, and a porous porphyrin polymer of chemical formula 1, having high selectivity and adsorptivity with respect t...  
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...  

Matches 1 - 50 out of 11,488