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WO/2012/059939 |
A process for preparation of lower chlorides of titanium is provided, in which titanium tetrachloride (TiCl4) is reduced using a reducing agent in at least one molten alkali metal salt at a temperature of about 300 to about 1400°C to ob...
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WO/2012/056256 |
This invention relates to an improved filler product based on milled expanded volcanic glass like expanded pitchstone or expanded pumicite, expanded perlite or expanded pumicites for use as Ti02 extender in paints, as IR retaining filler...
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WO/2012/035611 |
Obtained are a method and an apparatus for recovering a metal from electric furnace dust, which are capable of recovering the metal with high efficiency without causing problems such as occlusion of the apparatus. An apparatus (1) for re...
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WO/2012/026649 |
The present invention relates to preparing ferro molybdenum from molybdenite concentrate, and more particularly, to a method for directly preparing ferro molybdenum having copper content of 0.5% or less from molybdenite with high copper ...
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WO/2012/024124 |
A process for treating spent catalyst containing heavy metals, e.g., Group VIB metals and Group VIII metals is provided. In one embodiment after deoiling, the spent catalyst is treated with an ammonia leach solution under conditions suff...
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WO/2012/024124 |
A process for treating spent catalyst containing heavy metals, e.g., Group VIB metals and Group VIII metals is provided. In one embodiment after deoiling, the spent catalyst is treated with an ammonia leach solution under conditions suff...
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WO/2012/017181 |
One of the aspects of the invention is to propose an industrial separation process that is simple, inexpensive and non-corrosive which makes it possible to separate zirconium and hafnium tetrachlorides from mixtures thereof. Another aspe...
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WO/2012/014174 |
A process for manufacturing physical assets for civil and/or industrial facilities on Moon, Mars and/or asteroid, as well as the kit of materials and apparatus for implementing the same. Such a kit allows in fact to implement the process...
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WO/2012/015278 |
The manufacturing method of the present invention is characterized by self-propagating high temperature synthesis (SHS) of a raw material having ZrO2, ZrSiO4, KZr2(PO4)3, or zirconium raw ore having the mixture thereof, and a reducing ag...
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WO/2012/015278 |
The manufacturing method of the present invention is characterized by self-propagating high temperature synthesis (SHS) of a raw material having ZrO2, ZrSiO4, KZr2(PO4)3, or zirconium raw ore having the mixture thereof, and a reducing ag...
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WO/2012/011770 |
(Problem) Provided is a recovery method for rare metals of a novel kind, which allows a specific metal component to be recovered with good selectivity from among rare metals, and which imposes little stress on the environment. (Means of ...
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WO/2012/011770 |
(Problem) Provided is a recovery method for rare metals of a novel kind, which allows a specific metal component to be recovered with good selectivity from among rare metals, and which imposes little stress on the environment. (Means of ...
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WO/2012/004284 |
The instant invention discloses a method for the valorization of spent catalyst from hydrocarbon processing slurry reactors as well as slurry flakes.
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WO/2012/004284 |
The instant invention discloses a method for the valorization of spent catalyst from hydrocarbon processing slurry reactors as well as slurry flakes.
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WO/2011/150583 |
A method for extracting tungsten and molybdenum respectively from tungstate-molybdate mixed solution comprises the following steps: adding magnesium salt or aluminum salt into the tungstate-molybdate mixed solution to remove impurities; ...
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WO/2011/143689 |
A method (10) for the extraction and recovery of vanadium from its ores, the method (10) characterised by the steps of: (i) Acid leaching (12) of an ore containing vanadium and iron to extract vanadium and iron into solution; (ii) Passin...
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WO/2011/144637 |
The invention relates to the use of a composition containing titanium and iron compounds, in particular decomposition residue that accumulates as a production residue after the sulphate process during the production of titanium dioxide, ...
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WO/2011/139694 |
The present invention relates to processes and apparatuses for hydromethanating a vanadium-containing carbonaceous feedstock while recovering at least a portion of the vanadium content originally present in the carbonaceous feedstock.
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WO/2011/137489 |
A process for recovering metal from a process material comprising the metal and a component that is more volatile than the metal, which process comprises: transporting the process material in a retort provided in a furnace, the retort be...
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WO/2011/135991 |
Disclosed is a valuable metal recovery method that has excellent valuable metal selectivity and recovery efficiency, and furthermore is capable of reusing materials that were used in the recovery of a valuable metal. The valuable metal r...
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WO/2011/132705 |
Disclosed is a treatment agent that can efficiently remove heavy metals from contaminated water by putting a treatment agent into contact with contaminated water, wherein the treatment agent comprises a compound — that reduces the pH o...
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WO/2011/129565 |
The present invention relates to a method for producing tantalum (Ta) powder from a waste tantalum (Ta) target using eutectic alloys. The method comprises the following steps: removing contaminants from the surface of a waste tantalum (T...
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WO/2011/129565 |
The present invention relates to a method for producing tantalum (Ta) powder from a waste tantalum (Ta) target using eutectic alloys. The method comprises the following steps: removing contaminants from the surface of a waste tantalum (T...
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WO/2011/125402 |
A metal titanium production device comprising: (a) a magnesium evaporation unit in which solid magnesium is evaporated and a first flow path which is communicated with the evaporation unit and through which gaseous magnesium is supplied;...
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WO/2011/125510 |
Disclosed is a method for recovering high-quality tantalum from tantalum-containing waste, with which it is possible to reduce a variety of impurities such as antimony (Sb) and phosphorous (P), which hinder the reuse of tantalum in tanta...
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WO/2011/113080 |
A method for leaching molybdenum and/or rhenium from a sulfide ore and/or concentrate containing such, the method comprising the steps of: Exposing the ore and/or concentrate to an aqueous solution of chlorine-based oxidising species in ...
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WO/2011/107802 |
A method of recovering vanadium, nickel and molybdenum from heavy crude oil refinery residues comprises pyrolysis and combustion of the residues at temperatures up to 900°C to produce an ash, converting the ash to an aqueous slurry comp...
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WO/2011/094858 |
The present invention describes a process and system for recovering titanium dioxide and other value metals from a titanium bearing solid. The process comprises (a) leaching the solid in hydrochloric acid to produce a leachate comprising...
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WO/2011/097547 |
Disclosed is process for the separation of tungsten from molybdenum and more particularly from ammonium molybdate solutions. The method comprises dissolving technical grade molybdenum trioxide in an aqueous ammonium hydroxide solution an...
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WO/2011/083376 |
The present disclosure is a process for the recycling of tungsten carbide alloy. Tungsten carbide alloy scrap is heated in an oxidizing atmosphere and the oxidized material is pulverized by grinding. The powder material is treated with a...
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WO/2011/081576 |
The invention relates to a process and device for producing radionuclides and can be used for the production of Мо-99. The production of Мо-99 comprises filling a solution reactor with a fuel solution of uranyl sulfate, bringing the ...
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WO/2011/081576 |
The invention relates to a process and device for producing radionuclides and can be used for the production of Мо-99. The process comprises filling a reactor with a fuel solution of uranyl sulfate, bringing the reactor up to power, pr...
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WO/2011/077961 |
A substance for use in the collection of a metal, which can coordinately bind a metal to be collected to produce aggregates, and which is characterized by comprising a water-soluble polymer (polymer (B)) having an amino group and a water...
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WO/2011/072338 |
Disclosed herein is a method for producing a titanium-aluminium alloy containing less than about 15wt.% aluminium. The method comprises a first step in which an amount of titanium subchlorides at or in excess of the stoichiometric amount...
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WO/2011/049218 |
A method of molybdenum refining is provided, the method enabling high-purity molybdenum to be easily obtained in a high yield. The method of molybdenum refining is characterized by including a step in which molybdenum ore or a molybdenum...
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WO/2011/045755 |
This invention relates to a process for recovering ferrochrome alloy and chrome from slag containing entrained ferrochrome alloy and Cr2O3. In the process, slag is mixed with a molten ferrochrome metal phase containing silicon (known as ...
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WO/2011/030301 |
A process for treating a feedstock is provided. The feedstock comprises a mineral and/or a metal oxide/silicate derived from or associated with a mineral. The process comprises treating the feedstock by reacting, in a reaction step, the ...
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WO/2011/028892 |
This disclosure relates to a process for controlling chlorination reactions in manufacturing titanium tetrachloride in a fluidized bed reactor, followed by processing to form a titanium product comprising an amount of silica, the process...
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WO/2011/028869 |
This disclosure relates to process for controlling chlorination reactions in manufacturing titanium tetrachloride in a fluidized bed reactor, optionally followed by processing to form a titanium product comprising a minor amount of silic...
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WO/2011/026434 |
Titaniumrich hydrochloric acid leaching residue is provided, which belongs to the field of the preparation of titanium dioxide and relates to the titaniumrich hydrochloric acid leaching residue prepared by hydrochloric acid leaching ilme...
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WO/2011/028871 |
This disclosure relates to a process for controlling chlorination reactions in manufacturing titanium tetrachloride in a fluidized bed reactor, followed by processing to form a titanium product comprising an amount of silica, the process...
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WO/2011/028868 |
This disclosure relates to a process for controlling chlorination reactions in manufacturing titanium tetrachloride in a fluidized bed reactor, optionally followed by processing to form a titanium product comprising an amount of silica, ...
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WO/2011/024164 |
An improved process for the separation of different metal values from raw materials, and an apparatus for carrying out such processes are disclosed.
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WO/2011/019804 |
In one embodiment, the present invention relates generally to a multi-stage system for performing melt coalescence and separation, the multi-stage system. In one embodiment, the multi-stage system includes a first container for mixing a ...
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WO/2011/015845 |
A method of producing titanium, comprising providing an oxide of titanium having a level of impurities of at least 1.0 wt%, reacting the oxide of titanium to form a titanium oxycarbide; and electrolysing the titanium oxycarbide in an ele...
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WO/2011/005736 |
Provided herein are processes for recovering molybdenum and/or other value metals (e.g., uranium) present in aqueous solutions from a large range of concentrations: from ppm to grams per liter via a solvent extraction process by extracti...
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WO/2010/150873 |
Disclosed is a method for efficiently and economically separating and recovering elements, such as copper, that coexist in scrap iron, wherein scrap iron is melted and the molten product of scrap iron obtained is brought into contact wit...
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WO/2010/146369 |
The invention relates to a feedstock for reduction in an electrolytic cell, for example a non-metallic feedstock that can be reduced to metal on a commercial scale. The feedstock comprises a plurality of three-dimensional elements which ...
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WO/2010/137688 |
Disclosed is a method for producing titanium metal, which comprises: (a) a step in which a mixed gas is formed by supplying titanium tetrachloride and magnesium into a mixing space that is held at an absolute pressure of 50-500 kPa and a...
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WO/2010/131970 |
The invention is directed to a process for separating a mixture comprising hafnium and zirconium. The process of the present invention comprises a step in which a molten metal phase comprising zirconium and hafnium dissolved in a first m...
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