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Matches 1 - 50 out of 10,948

Document Document Title
WO/2018/010039A1
The present invention relates to a briquette for use as a flux in a smelting process, allowing the precipitation of iron oxide in the slag phase to be minimised, thereby preventing an increase in the viscosity of said phase. According to...  
WO/2018/006433A1
Disclosed is a process for recycling palladium-containing catalyst materials, wherein the process comprises: (a) grinding the palladium-containing catalyst in a milling module; (b) removing palladium from the palladium-containing catalys...  
WO/2018/001090A1
A detoxification treatment method for extracting and recovering chromium from waste residues containing hexavalent chromium comprises the specific steps: 1), adding water into waste residues containing hexavalent chromium, and mixing the...  
WO/2018/002431A1
The present invention relates to a system (100) for separating metal from paint waste, characterized in that the system (100) comprises a crusher (104) for crushing the metal, at least one rotating drum (110a-110e) for mixing the waste, ...  
WO/2017/215282A1
The invention relates to the technical field of energy materials and relates to a method for recycling lithium in an anode material of a lithium battery by means of an electrochemical process. The technical problem resolved by the presen...  
WO/2017/211994A1
The invention relates to a process for selectively and continuously extracting a series of desired species from a matrix, comprising the steps of: - injecting a plasma (310) in an extraction chamber by means of a plasma torch, - continuo...  
WO/2017/211362A1
Disclosed is an air filtering system (1) comprising a dividing shed (2) in which by-products (3) from a metal plant (4) can be divided into smaller pieces and wherein the dividing shed (2) comprising an air outlet (5). The air filtering ...  
WO/2017/207947A1
The invention relates to a method for extracting rare earth elements contained in permanent magnets, which comprises the steps of thermal treatment of the permanent magnet, crushing at the end of the thermal treatment in order to obtain ...  
WO/2017/207684A1
The present invention relates to a method for converting a waste material from sulphide ore based nickel production to a ferroalloy product by converting it to nickel pig iron by drying, calcining and reduction with under-stoichiometric ...  
WO/2017/208471A1
This method for producing a vanadium compound comprises: an alkali leaching step for obtaining a leachate slurry by immersing incineration ash in an alkaline solution to leach vanadium from the incineration ash into the alkaline solution...  
WO/2017/197528A1
The invention relates to a method for recycling an electrochemically active material. Said method comprises the steps of: reacting the electrochemically active material with an oxidising agent or a reducing agent in a solvent without add...  
WO/2017/187973A1
[Problem] To provide: a method for processing iron and steel dust, which is more advantageous than a Waelz method in terms of energy and economy; a method for producing zinc; and a method for producing a staring material for iron and ste...  
WO/2017/181766A1
A method for extracting lithium using a slag from thermal recycling of lithium battery. The method comprises the following steps: a. acidifying the slag to obtain an acidic mixture with a slag:H2O:H2SO4 mass ratio of 1:15-25:0.5-1.25; b....  
WO/2017/184602A1
Methods are provided for generating or recovering gaseous materials such as hydrogen and solids such as metals through the smoldering combustion of an organic material. The methods include admixing a porous matrix material with an organi...  
WO/2017/183849A1
The present invention relates to a method for recovering an ITO powder from ITO scrap such that the particle shape of the ITO powder can be changed. According to the present invention, an aqueous solution of indium chloride and tin chlor...  
WO/2017/174012A1
Provided is a salt chlorinated-slag resource processing method; in said method, the strong oxidizing or alkaline waste brine or chlor-alkali chemical tail-gas absorption waste liquid produced by purifying molten-salt chlorinated tail gas...  
WO/2017/170347A1
The present invention addresses the problem of providing a method for separating Dy and Tb from an alloy containing both as constituent metals without using a solvent extraction method. The method according to the present invention servi...  
WO/2017/162757A1
A process for recycling glass from screens deriving from the disposal of cathode-ray tube television sets with quantitative recovery of the lead in metal form, is described.  
WO/2017/162901A1
Provided herein is a process for recovering metal(s) from calcium rich iron containing material (8), comprising (a) leaching (1) calcium one or more times from said calcium rich iron containing material (8) to obtain a calcium depleted i...  
WO/2017/163094A1
The invention relates to a process for processing red mud, said process comprising the following steps: (a) providing red mud waste of alumina production (in the following: red mud); (b) further, providing waste containing organic materi...  
WO/2017/159745A1
This processing method for lithium ion battery scrap includes: a leaching step for leaching lithium ion battery scrap, performing solid-liquid separation on the leachate obtained as a result of the leaching, and obtaining a first separat...  
WO/2017/159743A1
This processing method for lithium ion battery scrap includes: a leaching step for leaching a lithium ion battery and obtaining a leachate; an aluminum removal step for neutralizing the leachate to a pH of 4.0-6.0 and then performing sol...  
WO/2017/151288A1
A deoxidation system for purifying target material for an EUV light source includes a furnace having a central region and a heater for heating the central region in a uniform manner. A vessel is inserted in the central region of the furn...  
WO/2017/149835A1
Provided are a dissolving method and a collecting method for a group 5 element and/or a group 6 element with which the voltage and power necessary for dissolution can be reduced and the solubility of said element in a molten material can...  
WO/2017/143499A1
System and process for recycling palladium-containing components to reclaim precious metals such as palladium, silver and gold. The system includes a number of modules to systematically separate palladium from palladium-containing compon...  
WO/2017/143697A1
Provided are an aluminum industry solid waste recovery/petroleum coke high-temperature desulphurization device and a using method therefor. The device comprises a furnace body, a low-melting-point matter crystallizer (23) at the rear end...  
WO/2017/136881A1
A method, apparatus and system for processing a composite waste source, such as e- waste, is disclosed. The composite waste source may comprise low-, moderate and high-melting point constituents, such as plastics, metals and ceramics. Th...  
WO/2017/137433A1
The present invention concerns a method for preventing, slowing or stopping the dissolution of a compound generating a gas when it is brought into contact with a dissolution solution, and doing so, optionally, with respect to the dissolu...  
WO/2017/137432A1
The present invention relates to a method for selective dissolution of a first solid compound present in a mixture with respect to at least one second solid compound different from said first solid compound, also present in said mixture,...  
WO/2017/134591A1
The present invention relates to a process for the recovery of metals contained in the organic phase of a bitumen produced in a petrochemical process and comprises the following steps: a fast pyrolysis step under certain temperature cond...  
WO/2017/136679A1
Systems and methods for disrupting slag deposits formed on internal surfaces of hydrocarbon-fired combustion apparatuses (e.g., boilers), such as for easier removal thereof, and the treating compositions used therein are disclosed. In ce...  
WO/2017/129816A1
The invention relates to a method for the carbothermal reduction of zinc oxide to zinc, comprising the following steps: feeding zinc oxide and coal into a furnace as reactants, reducing the zinc oxide to liquid zinc melt (20) by using th...  
WO/2017/124891A1
A method for recycling copper indium gallium selenium materials comprises the steps of sulphating roasting, acid dissolution, extraction and electrolysis of metal copper, production of a gallium hydroxide deposition, replacement of indiu...  
WO/2017/124893A1
A method for recycling copper indium gallium selenium materials comprises the steps of leaching by using sulfuric acid and hydrogen peroxide, reduction of selenium by using sulfur dioxide, separation of copper by using hydrolysis, alkali...  
WO/2017/124892A1
A method for recycling copper indium gallium selenium materials comprises the steps of leaching by using sulfuric acid and hydrogen peroxide, reduction of selenium by using sulfur dioxide, separation of copper by using cuprous ammine com...  
WO/2017/124890A1
Provided is a recovery method for a copper-indium-gallium-selenium material, mainly comprising the steps of sulfuric acid aeration leaching at a high temperature, reducing selenium with sodium sulfite, separating copper by extracting, se...  
WO/2017/121694A1
The present invention relates to a method of utilizing a steelworks slag (1). The method comprises introducing liquid steelworks slag (1) into a reaction vessel (2), moving an introduction device into the steelworks slag (1) present in t...  
WO/2017/122556A1
This method for separating rare-earth elements from iron involves melting a material containing rare-earth elements and iron together with an alkali silicate flux in a metal-silicon melt or an iron-silicon alloy melt to form an alkali si...  
WO/2017/120815A1
Systems and processes for recycling printed circuit boards, wherein precious metals may be reclaimed. The system generally includes a number of modules to systematically remove materials from the printed circuit boards and to separate th...  
WO/2017/121663A1
The present invention concerns a slag composition having a high lithium content, suitable as additive in the manufacture of end-user products, or for the economic recovery of the contained lithium. The lithium concentration indeed compar...  
WO/2017/118955A1
The present invention relates to an improved process and method of recovering metals of value from used Lithium batteries (hereinafter LiBs). More particularly, the invention provides a method for recovering cobalt, lithium, manganese al...  
WO/2017/113267A1
Provided is a method for removing arsenic from an arsenic-rich material by sublimation, comprising the steps of: firstly, pelletizing an arsenic-rich smoke dust, and selecting pellets of arsenic-rich smoke dust having a particle size of ...  
WO/2017/111092A1
The present invention addresses the problem of providing an agent for selective metal recovery, a metal recovery method and a metal elution method, whereby a metal can be selectively recovered, eluted , refined, etc. at low cost and high...  
WO/2017/100808A1
A method of processing a ferroalloy waste slag in a reactor which includes the steps of treating the slag with a metallic reductant and a conditioning flux to release a metal oxide and reduce it to metallic form, to use as a commercially...  
WO/2017/091607A1
Pig iron and spherical silica-based proppant are extracted and produced through the use of formers, fluxes, reductants, and stabilizers, at predetermined specified weight ratios. The base material utilized in this process is slag, typica...  
WO/2017/084912A1
The invention relates to a method and to a device for cleaning slag from a production process for non-ferrous (NE) metal or iron alloy. For this purpose, the slag arising in said production processes is typically continuously conducted i...  
WO/2017/086497A1
An embodiment of the present invention provides a method for recovering gold, the method comprising: (a)a step for dissolving a metal-containing raw material in an acidic solution to prepare a metal chloride mother liquor, and then filtr...  
WO/2017/082842A1
According to the present invention, an adsorbent material as well as a production method thereof is developed for removing sulfur compounds from their gaseous environment. The adsorbent according to the present invention comprises a poro...  
WO/2017/079043A1
A method of removing components from circuit boards includes the steps of placing in a chamber a plurality of circuit boards having components secured to the board by meltable solder; heating a liquid to a temperature above the melting p...  
WO/2017/077512A1
The invention relates to a novel process and method of recovery of non-metallic contents (especially epoxy fiber glass) from the waste printed circuit boards for its reapplication in the form of fillers for other products, such as constr...  

Matches 1 - 50 out of 10,948