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Matches 1 - 50 out of 9,156

Document Document Title
WO/2018/129868A1
A system for extracting vanadium from a leaching solution containing vanadium chromium silicon and for preparing vanadium pentoxide, and a method therefor, the system comprising, in sequence: an impurity removal system, an extraction sys...  
WO/2018/127979A1
Provided is a treatment method for arsenic-containing copper mineral, with which it is possible to efficiently leach copper from an arsenic-containing copper mineral, and with which it is easy to recover arsenic. This treatment method fo...  
WO/2018/112671A1
The invention relates to a cover for covering surfaces for use in the fields of agriculture, plasticulture, mining, waste treatment, inter alia, areas of industry that require a surface to be covered and, in turn, a flow of gas, air and/...  
WO/2018/115268A1
The present invention is related to a polymer membrane for the selective extraction of cobalt (II) ions as well as a method for extracting cobalt (II) ions using said polymer membrane.  
WO/2018/117771A1
The present invention relates to a method for recovering nickel and cobalt from a nickel, iron, and cobalt-containing raw material. According to the present invention, high concentrations of valuable metals, such as nickel and cobalt, ca...  
WO/2018/108661A1
Process for leaching a noble metal from a source thereof, said process comprising the following steps: -reacting a bromide with hydrogen peroxide in order to generate bromine; -transferring said bromine into a leaching tank; and -adding ...  
WO/2018/109483A1
A method for extracting a rare earth metal from a mixture of one or more rare earth metals, said method comprising contacting an acidic solution of the rare earth metal with a composition which comprises an ionic liquid to form an aqueou...  
WO/2018/100539A1
A method of controlling iron in a hydrometallurgical process is disclosed. The method may comprise the steps of: leaching (14, 114) a feed slurry (2, 102); forming a pregnant leach solution (12a, 12b; 112a, 112b); removing a first leach ...  
WO/2018/098603A1
The design and operation of the vibratory cementation device comprises a vessel containing iron-rich acid solutions of dissolved copper and scrap iron as a reactant, wherein said vessel, which is formed on the basis of polymers or plasti...  
WO/2018/101069A1
The present invention improves the nickel recovery rate in a dezincing step for removing zinc contained in a nickel oxide ore in wet metallurgy that uses high pressure acid leaching of the ore. A wet metallurgy method comprising: a leach...  
WO/2018/098845A1
A rotary jet-grouting modular rare-earth mining process. First, the distribution of rare-earth mineral deposits and the thickness of the mineral deposits in a mountain are ascertained, and a liquor collecting pipe network is arranged at ...  
WO/2018/101039A1
Provided is a method capable of efficiently separating impurities and scandium from an acidic solution containing scandium and at least aluminum as impurities, to recover scandium with high purity. The ion exchange processing method acco...  
WO/2018/096962A1
Provided is a method for oxidizing manganese contained in wastewater and removing the same with the use of a manganese oxidizing bacterium. The method for removing manganese from manganese-containing wastewater using a manganese oxidizin...  
WO/2018/097001A1
Provided is a simple scandium purification method, whereby it becomes possible to separate both of elements thorium and uranium from a scandium-containing acidic solution in one step. The scandium purification method according to the pre...  
WO/2018/092954A1
An aspect of the present invention provides a method for recovering metals, the method comprising the steps of: (a) atomizing a first copper alloy to obtain a power; (b) dissolving the powder in a first acidic solution to separate a seco...  
WO/2018/092694A1
Provided is a method for removing manganese which can efficiently remove manganese contained in discharged water generated in an HPAL process, while effectively reducing the amount of a chemical agent such as a neutralizer used therein, ...  
WO/2018/089287A1
A method of processing cathode ray tube (CRT) glass with waste glass into a pozzolanic mixture includes, receiving CRT glass aggregate, pulverizing the CRT glass aggregate forming an intermediate CRT glass product, fine grinding the inte...  
WO/2018/087364A1
The application relates to a process for extracting or separating metal ions using a composition comprising: - an ionic liquid of formula C +,-X, in which: - C + is an onium cation comprising at least one hydrocarbon chain R 1 comprising...  
WO/2018/087697A1
A process for preparing lithium hydroxide (LiOH) includes: acid roasting a lithium-bearing source material to produce acid roast solids containing sulfates including lithium sulfate, and residue solids; leaching the sulfates from the aci...  
WO/2018/085234A1
A method of recovering rare earth elements from a rare earth containing material comprises contacting the rare earth containing material with a solution formulated and configured to dissolve rare earth elements from the rare earth contai...  
WO/2018/085490A1
A substrate for use in an aqueous slurry has a polymeric coating to provide a compliant and sticky surface. The polymer coating has a chemical to render the surface hydrophobic so as to attract hydrophobic or hydrophobized mineral partic...  
WO/2018/084723A2
The invention relates to a process for recovering metals from aqueous solutions or solid feedstocks such as ores and waste. In particular, the invention relates to a method of recovering a target metal using a microorganism and recycling...  
WO/2018/085364A1
A reactor system has a number of stations arranged to recover mineral particles in a slurry. The system includes a hopper to receive the slurry and barren media having hydrophobic coating to attract the mineral particles. The hopper prov...  
WO/2018/085626A1
The present disclosure provides Molecularly Imprinted Polymer (MIP) technology for selectively sequestering one or more target molecules from chemical mixtures. Also disclosed herein are MIP beads and methods of making and using thereof.  
WO/2018/081856A1
A process for treatment of zinc-containing waste materials includes the steps of: (a) Combining the zinc-containing waste material with iron chloride into a solid, pelletised form which includes iron oxide, zinc oxide and iron chloride, ...  
WO/2018/076993A1
A method for preparing nickel sulfate, manganese sulfate, lithium sulfate, cobalt sulfate, and tricobalt tetroxide from battery waste, relating to comprehensive utilization of battery waste, and in particular, to a method for producing b...  
WO/2018/080326A1
The invention relates to a process for recovering metals from aqueous solutions or solid feedstocks such as ores and waste. In particular, the invention relates to a method of recovering a target metals using a microorganism.  
WO/2018/077241A1
A method for treating iron-removed and aluminum-removed liquid. The iron-removed and aluminum-removed liquid in the method comprises nickel chloride and cobalt chloride. The method comprises: (1) mixing iron-removed and aluminum-removed ...  
WO/2018/078632A1
A method for recovery of platinum group metals from a spent catalyst is described. The method includes crushing the spent catalyst to obtain a catalyst particulate material including particles having a predetermined grain size. The metho...  
WO/2018/076062A1
An impeller for an agitator or the like is disclosed. The impeller has a central component which is operable to rotate when the impeller is in use, and at least one blade which is initially formed separately from the central component bu...  
WO/2018/078500A1
The present invention relates to new vulcanisable elastomeric compositions for components of tyres, comprising modified silicate fibres as fillers. The silicate fibres are modified according to the process with controlled pH of the inven...  
WO/2018/079101A1
Provided is a hydrometallurgical method for a nickel oxide ore in which, even in the case where a nickel oxide ore having a high carbon content is to be treated, iron can be efficiently inhibited from leaching, the amount of sulfuric aci...  
WO/2018/081804A1
Described herein are technologies for concentrating rare-earth elements from a heavy fraction of grit in gangue produced in kaolin mining. In some examples, grit is separated as a non-clay fraction of gangue produced in a kaolin mining o...  
WO/2018/072029A1
This application pertains to methods of recovering metals from metal sulfides that involve contacting the metal sulfide with an acidic sulfate solution containing ferric sulfate and a reagent that has a thiocarbonyl functional group, whe...  
WO/2018/068087A1
An apparatus system and method are provided for use in acquiring data from fluid within a region of material in a heap leaching application. The apparatus includes one or more sensor strings provided in a region of material to be analyse...  
WO/2018/065127A1
The invention relates to a method for removing noble metal from particulate refractory material containing noble metal, comprising the following steps: (1) providing particulate refractory material containing noble metal, (2) bringing th...  
WO/2018/067642A1
Apparatus is provided for mineral separation, featuring a mixer configured to mix a mineral bearing ore feed and hydrophobic media particles, the mineral bearing ore feed being crushed and ground and having an ore particle size distribut...  
WO/2018/065125A1
The invention relates to a method for removing noble metal from coarse porous molded bodies of noble-metal-containing refractory material, comprising the following steps: (1) providing coarse porous molded bodies of noble-metal-containin...  
WO/2018/065126A1
The invention relates to a method for separating noble metal from particulate noble metal-containing refractory material, comprising the steps: (1) providing particulate noble metal-containing refractory material, (2) bringing the partic...  
WO/2018/065948A1
The present invention relates to a process for desulphurising a material containing PbSO4, which comprises the following steps: (a) reacting said material in water with NaOH to produce an aqueous solution of Na2SO4 comprising a desulphur...  
WO/2018/064940A1
Provided are a gold mining and processing method. The method comprises steps of: A. After gold ore are mined, grinding the gold ore to obtain a gold mine raw material; B. Processing a gold ore material of weight m at a temperature of 150...  
WO/2018/061715A1
Provided is an oxygen blow pipe which can be effectively inhibited from being corroded and being burned due to high-concentration of oxygen, and can efficiently supply oxygen, during a leaching treatment which is performed using an acid ...  
WO/2018/061714A1
Provided is a method for effectively supplying oxygen to a slurry with which a reaction container is loaded, and thereby effectively causing a leaching reaction, during a leaching treatment which is performed using an acid such as sulfur...  
WO/2018/050950A1
The present invention relates to a method for recovering at least one precious metal from an aqueous solution containing said metal and particularly to recovery of silver and optionally one or more other precious metals from overflow of ...  
WO/2018/049487A1
A process for recovering copper, uranium and one or more precious metals from an ore material, including: a. forming a heap of the ore material; b. subjecting the heap of the ore material to an acidic heap leach using an iron containing ...  
WO/2018/051026A1
The invention relates to a new extractant which makes it possible to extract both light rare earths and heavy rare earths from an aqueous phosphoric acid solution, likely to be present in this solution, and which is characterised in that...  
WO/2018/049146A1
The invention generally relates to the cultivation and growth of bacterial, fungal and yeast cells on pilot plant and industrial scales and, more particularly, to the cultivation and growth of microbial cells in/on hydrophilic particles ...  
WO/2018/043183A1
Provided is a method for recovering scandium as scandium oxide that contains high-quality scandium and in which coarse particles having good handling properties are formed. This method for recovering scandium includes a step for carryi...  
WO/2018/043704A1
Provided is a method for efficiently obtaining high-purity scandium oxide from a solution containing scandium. This method for producing high-purity scandium oxide comprises: a first firing step S12 in which an oxalate conversion proce...  
WO/2018/043242A1
Provided is a method for producing, from scandium oxalate crystals obtained through an oxalate conversion process, a readily-soluble scandium compound that dissolves easily in an aqueous solution such as an acid. This method for produc...  

Matches 1 - 50 out of 9,156