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Matches 551 - 600 out of 7,070

Document Document Title
WO/2010/116167A1
The present invention relates to a process for dissolving metals in perhalide containing ionic liquids, and to the extraction of metals from mineral ores; the remediation of materials contaminated with heavy, toxic or radioactive metals;...  
WO/2010/111548A2  
WO/2010/111548A3
In one embodiment, this invention is directed to a method of recovering metals from a metals bearing material comprising: reducing the particle size of at least a portion of the metals bearing material; mixing the metals bearing material...  
WO/2010/109078A1
The invention relates to an apparatus and method for removing molybdenum and other possible impurities from an organic copper-containing extraction solution in connection with the liquid- liquid extraction related to copper recovery. The...  
WO/2010/108212A1
A method for leaching zinc from a zinc-bearing carbonate ore, the method comprising the steps of: subjecting the zinc-bearing carbonate ore to elevated temperatures of between about 300°C and about 900°C thereby producing a roasted ore...  
WO/2010/105292A1
A method for the removal of a impurity element from an iron ore, the method including the steps of heating the ore to a temperature not exceeding about 500 °C and subsequently contacting the ore with an acid or alkaline leach solution t...  
WO/2010/103913A1
Provided is a method for removing manganese from a sulfuric -acid-acidified wastewater containing aluminum, magnesium, and manganese by selective precipitation of manganese while inhibiting the precipitation of magnesium. Specifically pr...  
WO/2010/094161A1
A method for extracting valuable metals from laterite-nickel ore with whole closed-loop circulation of hydrochloric acid is provided. The method includes the following steps: crushing the laterite-nickel ore, leaching chloride under heat...  
WO/2010/091515A1
A filter bag for Bayer liquor filtration in an alumina production process, the filter bag comprising a filter sleeve being tubular with an open end and a closed end opposite the open end, and a connector being tubular, made of an anti-sc...  
WO/2010/090478A2
The present invention relates to a leaching method that enables the production of good quality molybdenum oxide concentrates by selectively leaching impurities such as copper, iron, lead and zinc from roasted molybdenum oxide concentrate...  
WO/2010/089462A1
The invention relates to a method and arrangement for separating two solutions mixed in dispersion into two solution phases in a liquid-liquid extraction separation cell (1). The arrangement includes a first guide wall (4), which is arra...  
WO/2010/088863A1
A method for depositing metal ions wherein mineral(s), oxide(s) or hydroxide(s) of magnesium or/and calcium is/are used as raw material(s), through at least one process of calcination, slaking and carbonization, to produce aqueous soluti...  
WO/2010/090176A1
Disclosed is a method for collecting nickel from an acidic sulfuric acid solution that contains nickel and cobalt, as well as impurity elements such as iron, aluminum and manganese. The method is characterized by comprising the following...  
WO/2010/090478A3
The present invention relates to a leaching method that enables the production of good quality molybdenum oxide concentrates by selectively leaching impurities such as copper, iron, lead and zinc from roasted molybdenum oxide concentrate...  
WO/2010/089456A1
The invention relates to a method and arrangement for separating two solutions mixed in dispersion into two solution phases in a liquid-liquid extraction separation cell (1). The shut-off element (3, 4, 5) comprises a front panel (8) tha...  
WO/2010/085857A1
A method of agglomerating a nickel laterite ore comprising the steps of: i) feeding a nickel laterite ore material to be agglomerated into an agglomeration circuit; and ii) adding a sulfuric acid containing agglomerating solution to the ...  
WO/2010/087094A1
Disclosed is a means for highly efficiently removing a metal which is dissolved in waste water. Specifically, a water-soluble polymer (2) having a carboxyl group is added into waste water in which a metal salt (1) is dissolved. As a re...  
WO/2010/088388A1
The disclosure relates generally to the use of zeolite to assist in dispersion of components in aqueous mineral slurries to release and separate individual components of the slurry, which may then be recovered from the slurry and, in par...  
WO/2010/084877A1
Provided is a process which is intended to be employed in a refinery where decopperizing electrolysis slime and arsenic sulfide sediment are formed as intermediate products of nonferrous refining with the amount of the former being large...  
WO/2010/081418A1
The application of aqueous solution of magnesium bicarbonate and/or calcium bicarbonate in the process of extraction separation and purification of metals is disclosed, wherein the aqueous solution of magnesium bicarbonate and/or calcium...  
WO/2010/081418A8
The application of aqueous solution of magnesium bicarbonate and/or calcium bicarbonate in the process of extraction separation and purification of metals is disclosed, wherein the aqueous solution of magnesium bicarbonate and/or calcium...  
WO/2010/080050A1
The invention relates to hydrometallurgy and can be used for extracting precious metals (palladium, platinum, gold and silver) from different types of raw mineral materials. The method for the sorptive extraction of precious metals from ...  
WO/2010/076030A1
This disclosure concerns a process for the recovery of PGM from the cobalt-based, PGM-bearing alloys that are typically obtained after smelting spent GTL catalysts. The process comprises the steps of: - powdering the alloy to a mean part...  
WO/2010/071932A1
A method for extracting zinc from an aqueous ammoniacal zinc solution containing impurities, the method comprising the steps of: (i) contacting the aqueous ammoniacal zinc solution containing impurities with an organic phase comprising a...  
WO/2010/072342A2
The invention pertains to a method for eluting a radionuclide-label or a radionuclide-labeled compound using a solid phase extraction resin, to a device for performing such a method, and to a computer program for controlling such a device.  
WO/2010/074294A1
Disclosed is a method for manufacturing a composition containing a platinum group metal, said method including a first step wherein a nitrile compound and a solution containing platinum group metal ions and a heteropoly acid are mixed to...  
WO/2010/072342A3
The invention pertains to a method for eluting a radionuclide-label or a radionuclide-labeled compound using a solid phase extraction resin, to a device for performing such a method, and to a computer program for controlling such a devic...  
WO/2010/072773A1
The present invention relates to a method for eliminating halides, in particular chlorides and fluorides, from secondary zinc oxides, for example Waelz or Primus oxides, including the steps of (1) stripping the secondary zinc oxides with...  
WO/2010/068967A8
The present invention relates to an apparatus (10) for batch mineral recovery using ion exchange resin including, a contactor vessel (12) in fluid communication with a source of leachate (14) containing mineral ions, the contactor vessel...  
WO/2010/068967A1
The present invention relates to an apparatus (10) for batch mineral recovery using ion exchange resin including, a contactor vessel (12) in fluid communication with a source of leachate (14) containing mineral ions, the contactor vessel...  
WO/2010/064143A2
The present disclosure is directed towards systems and methods for the treatment of wastewater. A system in accordance with one particular embodiment may include a vacuum filter band system configured to receive a saturated ion exchange ...  
WO/2010/064149A2
The present disclosure is directed towards systems and methods for the treatment of wastewater. A system in accordance with one particular embodiment may include at least one resin tank including an ion exchange resin configured to targe...  
WO/2010/057274A1
A process for producing a ferric containing solution by the controlled oxidation of a ferrous containing solution, said process including providing a solution containing at least ferrous ions; treating the solution with one or more inlet...  
WO/2010/054168A1
A method for separating a lanthanide from a mixture containing at least one other lanthanide is provided. In particular, an HPLC and liquid separation method using a chromatographic column for separating a lanthanide from a mixture conta...  
WO/2010/051992A1
A process of complete recovery of metals and acids from solutions and sludge polluted with metals coming from stainless steel works is disclosed. Volatile acids are recovered from exhausted pickling solutions through distillation in pres...  
WO/2010/044972A1
A solvent extraction composition and process for using the composition is provided. The composition contains up to 70% by weight of at least one orthohydroxyarylketoxime extractant and /or at least one orthohydroxyarylaldoximes extractan...  
WO/2010/041525A1
Disclosed is a composition for use in the collection of a metal component from a metal-containing material, which comprises a compound containing at least one element selected from the group consisting of lanthanoid elements and elements...  
WO/2010/037169A1
This invention relates to a process for extraction of mined material including the steps of draining liquid from the mined material, and adding metal-binding particles to the drained liquid. The process is particularly well adapted for e...  
WO/2010/034083A1
A sulfate process for producing titania from a titaniferous material (as herein defined) including a step of leaching said titaniferous material with a leachant to form a process solution that includes an acidic solution of titanyl sulfa...  
WO/2010/035956A2
The present invention relates to a lithium recovery device comprising a separator reservoir and manganese oxide, a lithium recovery method using the same, and a lithium adsorption/desorption system. The separator reservoir includes a vac...  
WO/2010/036144A1
The invention relates to methods for extracting noble metals from raw material containing chlorides of alkali metals, for example slurries. The method involves processing cinder in two stages, secondary enrichment by flushing with water...  
WO/2010/034465A1
The invention relates to a method for the selective acidic dezincification of steel scrap. The selective complete dezincification is achieved by adding oils, wherein the dissolution of iron by the autogenous inhibitory action of the oils...  
WO/2010/036142A1
The invention relates to methods for the recovery of noble metals and can be used to recover noble metals from mineral raw materials containing chlorides of alkali and alkaline-earth metals, such as potash production slurries. The metho...  
WO/2010/035956A3
The present invention relates to a lithium recovery device comprising a separator reservoir and manganese oxide, a lithium recovery method using the same, and a lithium adsorption/desorption system. The separator reservoir includes a vac...  
WO/2010/031137A1
A Hydrometallurgical method for leaching base metals, said method comprising the method steps of: i) combining an oxide ore material with a sulphide ore or concentrate in the presence of acid to form a slurry; and ii) leaching the slurry...  
WO/2010/032212A1
This invention relates to the treatment of a hydrometallurgical stream, including the steps of: 1 ) adding an absorbent particulate clay, for example a montmorrillonite clay such as bentonite, to the stream to coagulate ultrafine particl...  
WO/2010/026599A1
A bench-scale pressure reactor system for extracting minerals in a leaching process, comprising: a batch reactor (1 ) heaving means for heating and continuous mixing of metals and minerals, the reactor comprising a charging funnel (2), a...  
WO/2010/022480A1
The method for extraction of nickel and cobalt comprises the steps of: pulp of ore and sulphuric acid solution is subjected to treatment in the cathode compartment of an electrolytic cell maintaining oxidation reduction potential at valu...  
WO/2010/025096A1
A system and method for recovering a metal value from a metal-bearing ore material are provided. A metal-bearing ore can be mixed with certain substances and to form an agglomerated ore. In an intermediate state, between agglomeration an...  
WO/2010/022481A1
The method for extraction of nickel and cobalt from oxide ores comprises the steps of: pulp of ore and sulphuric acid solution is subjected to treatment in the cathode compartment of an electrolytic cell maintaining oxidation reduction p...  

Matches 551 - 600 out of 7,070