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WO/2010/074845A1 |
A method of recovering aluminum is provided. An alloy melt having Al4C3 and aluminum is provided. This mixture is cooled and then a sufficient amount of a finely dispersed gas is added to the alloy melt at a temperature of about 700 °C....
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WO/2010/074180A1 |
Disclosed is a method for manufacturing highly pure polycrystalline silicon by reducing chlorosilane with metallic zinc whereby a large amount of polycrystalline silicon can be produced continuously and stably while zinc chloride is proc...
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WO/2010/050450A1 |
Disclosed is a laser refining apparatus comprising: a stage which is placed in a process chamber and on which an oxidized compound is to be mounted; an irradiation means for irradiating the oxidized compound mounted on the stage with a l...
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WO/2010/043968A2 |
The invention relates to a process for producing sinterable molybdenum metal powder in a moving bed, sinterable molybdenum powder and its use.
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WO/2009/132460A9 |
There is provided a process of treating a metalliferrous material including at least one metal material fraction. Each one of the at least one metal material fraction includes a respective metal, wherein the respective metal is a transit...
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WO/2010/036114A2 |
A process for making metal nanoparticles or metal-containing nanostructured composite materials is disclosed which involves contacting a reducing agent with a composition comprising (1) a homogeneous single-phase liquid solution comprisi...
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WO/2010/031116A1 |
A material supply apparatus and process for co-injecting heated solid metalliferous material and solid carbonaceous material via a solids injection lance into a direct smelting vessel are disclosed.
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WO/2010/028932A1 |
A description is given of a process for producing agglomerates composed of finely particulate iron carriers and at least one binder as starting material for a metallurgical process. The agglomerates are, in at least one further agglomera...
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WO/2010/027782A2 |
Magnesiothermic methods of producing solid silicon are provided. In a first embodiment, solid silica and magnesium gas are reacted at a temperature from 400°C to 1000°C to produce solid silicon and solid magnesium oxide, the silicon ha...
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WO/2010/023691A1 |
This invention relates to an improved method for processing high zinc iron ores for production of iron and steel comprising the steps of; producing agglomerate comprising a mixture of iron oxides, carbonaceous materials, and fluxes with ...
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WO/2010/022445A1 |
A method of producing titanium by reaction of titanium tetrachloride and magnesium in a reactor, wherein the titanium tetrachloride and magnesium are delivered into the reactor in the form of a slurry formed by milling magnesium particle...
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WO/2010/022425A1 |
The invention relates to a method for working up or reducing solid or molten and / or pyrophoric materials, especially light shredder fractions, for which the solid or molten materials are loaded on a graphite body, which is heated induc...
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WO/2010/012042A1 |
A process for the production of a metal which comprises: carbothermal reduction of the corresponding metal oxide to produce a mixed gas stream comprising the metal and carbon monoxide; maintaining the mixed gas stream at a suitably eleva...
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WO/2009/139666A1 |
The invention relates to the production of chemically active metals. The aim of the invention is to reduce electric power consumption and to increase the productivity. The inventive method involves loading a reaction burden, which consis...
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WO/2009/139667A1 |
The invention relates to the production of chemically active metals from a crude ore and can be used for producing chemically active metals by carrying out metallothermic reactions. The method involves the metallothermic reduction of a r...
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WO/2009/135269A1 |
A mass of solid aluminium carbide containing product is produced by a process in which a mixture is formed of an aluminium containing material and a carbonaceous material consisting of, containing or yielding carbon. Then the resulting m...
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WO/2009/129570A1 |
Disclosed herein are reactors and methods for forming alloys based on titanium-aluminium or alloys based on titanium-aluminium inter-metallic compounds. The reactor comprises a first section having an inlet through which precursor materi...
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WO/2009/127053A1 |
A method for producing metal oxide from a metal salt selected from nickel hydroxide, cobalt hydroxide, mixed nickel-cobalt hydroxide, nickel carbonate, cobalt carbonate, mixed nickel-cobalt carbonate and combinations thereof includes pro...
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WO/2009/125814A1 |
Provided is an agglomerate for manufacturing granular metallic iron, said agglomerate containing titanium oxide and being useful in obtaining a high yield of high-grade granular metallic iron in a size that is suitable for handling, by h...
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WO/2009/125341A2 |
The present invention relates to microorganisms able to reduce mercury ion to metallic mercury; in particular, it refers to systems, apparatuses such as a stirred bioreactor and methods for microbiological mercury removal from contaminat...
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WO/2009/120108A1 |
The invention relates to a method for producing chemically active metals and to a device for carrying out said method. The method involves feeding a charge, which is the combination of a metal to be reduced and a reducing metal, into the...
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WO/2009/110819A1 |
The invention relates to a method for producing chemically active metals and a device for carrying out said method. The inventive method involves feeding a charge, consisting of a reducible metal compound and a reducing metal, into the i...
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WO/2009/110149A1 |
A process for the recovery of valuable metals from scrap IZO, characterized by conducting electrolysis by using an insoluble electrode as the anode and scrap IZO as the cathode to recover metallic indium and zinc or suboxides of both. Th...
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WO/2009/107647A1 |
A process for the recovery of metal which comprises heating a metal-containing material in the presence of a perovskite-type double oxide represented by compositional formula (1): ABHaO3-b (1) (wherein A is at least one element selected ...
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WO/2009/107339A1 |
Disclosed are a method to efficiently manufacture, through molten salt electrolysis, a reducing metal suitable for the reduction reaction of titanium tetrachloride or titanium, and a molten salt electrolytic apparatus to be used in the s...
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WO/2009/103120A1 |
A process for producing silicon comprising reacting silica with a reducing gas comprising carbon monoxide, wherein the reducing gas does not contain elemental carbon. A reactor for producing silicon comprising a carbon combustion chamber...
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WO/2009/101246A1 |
The invention relates to a method and arrangement for measuring at least one physical magnitude, such as temperature, flow or pressure of the cooling fluid flowing in an individual cooling element cycle (3) of a cooling element (1) in a ...
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WO/2009/092631A1 |
A method and a device are described for the production of metal powder or alloy powder of a moderate grain sizes less than 10 µm, comprising or containing at least one of the reactive metals zirconium, titanium, or hafnium, by metalloth...
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WO/2009/089896A2 |
The invention relates to a method for inertizing fly ash from combustion plants having at least one combustion chamber. The aim of the invention is to propose an economical method. The aim is achieved by a method comprising precipitating...
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WO/2009/080522A1 |
The invention refers to a preparation method for nano- or microcrystals of Au, Pd, Pt or Ag comprising the steps of: a) preparing an ionic liquid mixture of cellulose and at least one metal salt selected form the group consisting of Au, ...
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WO/2009/081091A1 |
Carbothermic reduction of refined alumina is conducted in a reactor at temperatures in excess of 2150 -C so that no slag melt containing aluminium carbide is thermodynamically stable. A slurry of fine carbon particles in carbon-saturated...
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WO/2008/062204A9 |
A method for removing one or more substances from a starting material comprising a metal, a semi-metal, a metal compound or a semi-metal compound comprises the steps of mixing fine particles of said starting material with a reagent Y and...
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WO/2009/076684A2 |
A method of recovering silver from a silver chloride mixture in which hydrogen gas is passed through the mixture to produce a metal chloride hydride which is then heated to dissociate the metal and to release hydrogen chloride gas.
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WO/2009/063750A1 |
Disclosed are a method and an apparatus for concentrating a Ti powder in a CaCl2-containing molten material, particularly in a CaCl2-containing molten material which contains a Ti granule (powder) produced by the Ca reduction of TiCl4. T...
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WO/2009/052580A1 |
A method of producing a nickel product (including nickel alloy products and products such as nickel matte) from a nickel intermediate product is disclosed. The method comprises smelting a dried nickel intermediate product in a molten bat...
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WO/2009/054217A1 |
Disclosed is a method for producing a high-purity ytterbium, which is characterized in that a high-purity ytterbium is obtained by reducing a crude ytterbium oxide in a vacuum with a reducing metal composed of a metal having a low vapor ...
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WO/2009/048363A1 |
In a metallurgical process for producing liquid Mg, dolomite is burnt to give a mixed oxide CaO MgO and a production furnace (11) is charged with this mixed oxide together with an FeAl alloy and gaseous Mg is withdrawn from the furnace a...
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WO/2009/043961A1 |
The invention relates to a novel electric induction furnace design that enables the removal of zinc-containing filter dust (PF) originating from the production of alloy or non-alloy steel and the production of cast iron with galvanised s...
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WO/2009/034482A2 |
In the process of recovering platinum group metals from platinum group metal-and base metal-containing materials, the present invention uses reductants and a sulfur- deficient matte to aide the separation of the furnace matte from the fu...
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WO/2009/032109A1 |
A process for producing lead and zinc from concentrates of zinc and lead sulfides or oxides includes the steps of: (a) mixing lead ore and/or zinc ore concentrates, iron bearing and carbon containing materials, metallic iron fines and ir...
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WO/2009/020890A1 |
A method of producing metals and alloys, the method comprising heating raw materials comprising at least one metal oxide, and agglomerates comprising a carbonaceous reducing agent and a cured binder to effect reduction of the metal oxide...
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WO/2009/008121A1 |
A process and apparatus for production of metallic calcium for use in the production of metallic titanium through reduction of a titanium compound; especially a process and apparatus for efficient production of high-purity metallic calci...
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WO/2009/009317A1 |
An agglomerate, comprising alumina, carbon, and a binder for use in a vapor recovery reactor of a carbothermic alumina reduction furnace is disclosed. A method for using alumina-carbon agglomerates to capture aluminum vapor species and u...
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WO/2008/142704A1 |
A process for the production of chromium nuggets from chromite ore/concentrate comprises: - oxidizing chromite ore/chromium concentrate (1 ) comprising a Cr : Fe-ratio ranging from 1.0 to 3.3 in a furnace (2) at a temperature of 900 °C,...
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WO/2008/136277A1 |
A process for the production of ferromolybdenum which comprises the mixing step (S1) of mixing together a molybdenum disulfide containing waste lubricant as molybdenum source, an iron oxide containing substance as iron source, a carbonac...
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WO/2008/125726A1 |
A method for reducing pulverous copper (I) oxide into metallic copper in solid state by means of a reducing gas fed in a gas-tight furnace, which is equipped with an endless belt. The copper (I) oxide to be fed into the furnace is dried ...
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WO/2008/122251A1 |
The suspensions of micrometer crystals of silver are prepared according to this invention by mixing a silver salt, advantageously silver nitrate (AgNO3), a reduction agent from a group of species containing -OH or -CHO functional groups,...
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WO/2008/117649A1 |
A method of recovering a valuable metal from an oxide-based scrap, characterized by using an insoluble electrode as an anode, using the oxide-based scrap as a cathode, and conducting electrolysis to recover the cathode scrap in the form ...
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WO2008006220A9 |
A metal nanodot material is formed by ion-exchange of a solution comprising metal ions and a chabazite type zeolite, followed by activation to the metallic nanodots on the surface of the chabazite type zeolite. The metal nanodot is one o...
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WO/2008/100163A1 |
The subjects of the invention are a method of manufacturing silver nanoparticles of 1 to 350 nm in size, a method of manufacturing cellulosic fibers and nanofibers containing silver nanoparticles, fibers and nanofibers containing silver ...
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