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WO/2009/150961A2 |
Disclosed is a metal manufacturing method whereby the metal powder component is separated from a mixture of metal salt and metal powder, wherein the metal manufacturing method is capable of reducing the amount of energy required for manu...
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WO/2009/151147A1 |
Provided is a process for recovering high-purity, nickel, cobalt, molybdenum, and vanadium from a waste catalyst by a simple means in a high yield. The process comprises the step of heating a waste catalyst containing valuable metals in...
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WO/2009/148043A2 |
Provided are a fusing method in which metal powder is fused and separated from a mixture of metal salt and metal powder, and fusion apparatus which employs this method, wherein it is possible to use moving plasma having excellent energy ...
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WO/2009/144382A2 |
The present invention concerns a method for producing calcium carbonate containing the steps of extraction of alkaline industrial waste or by-products using as a first extraction solvent an aqueous solution of a salt formed from a weak a...
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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/2009/133053A1 |
A method for reclaiming molybdate or tungstate from an aqueous solution, in which molybdate or tungstate from the aqueous solution is bound to a cationized inorganic carrier material which is insoluble in water at a pH value in the range...
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WO/2009/106600A9 |
A method for manufacturing alloy powders based on titanium, zirconium and hafnium, alloyed with the elements Ni, Cu, Ta, W, Re, Os, and Ir is described in which an oxide of Ti and/or Zr and/or Hf is mixed with a metal powder of the eleme...
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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/2009/120108A1 |
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/2009/107647A1 |
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/2009/092631A1 |
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/2009/090513A1 |
A method for the production of titanium trifluoride from a titanium-containing material, includes the steps of producing a fluoride solution of Ti(IV) from the titanium-containing material and reducing the Ti(IV) in the solution with a t...
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WO/2009/071006A1 |
A method of manufacturing V product utilizing fluidization technology and fluidization device comprises: calcining V slag with high Ca in a fluidized furnace, in which the weight ratio of CaO to V2O5 is 0.5-1.4, the average temperature i...
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WO/2009/071284A1 |
The invention relates to a method for treating the cyclone dust substantially consisting of titanium dioxide, coke, and further inert metal oxides, such as silicon dioxide, occurring during the carbochlorination of raw materials containi...
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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/2009/008121A1 |
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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WO2008073827A9 |
The product of a molten alkali metal metalate phase separation can be processed into a purified metal from a metal source. Metal sources include native ores, recycled metal, metal alloys, impure metal stock, recycle materials, etc. The m...
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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/2008/119695A1 |
The invention describes a method for recovering molybdenum, nickel, cobalt or their mixtures from used or regenerated catalysts in an electric arc furnace containing a heel of liquid cast iron, surmounted with a fluid slag, comprising th...
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WO/2008/115063A1 |
The invention is directed to a process for the treatment of an aqueous solution comprising sodium carbonate and/or sodium bicarbonate and sodium molybdate, said process comprising freeze crystallising the solution at the eutectic freezin...
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WO/2008/107120A1 |
The invention relates to a method for the production of a low carbon, heavy metal-containing melt product from carbon-rich, heavy metal-containing residues, from crude oil refining in particular. The method involves a combustion of the c...
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WO/2008/101283A1 |
A commercial scale electrochemical cell for carrying out an electrochemical process for reducing a metal oxide such as a titanium oxide in a solid state is disclosed. The cell includes a plurality of cathodes that are formed at least in ...
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WO/2008/102520A1 |
This invention provides an apparatus for producing a metal by molten salt electrolysis and a process for producing a metal using the apparatus and particularly an apparatus for producing a metal, which can efficiently produce and recover...
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WO/2008/092363A1 |
The present invention disclosed a method of preparing chromic oxide and ferrous oxalate from carbon ferrochrome. The carbon ferrochrome which is cheap and gained easily is used as starting material. The carbon ferrochrome is dissolved in...
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WO/2008/091674A2 |
The disclosure provides a process for recycling ore in the chloride process, without the build-up of silica-containing gangue in the chlorination reactor.
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WO/2008/082384A1 |
Provided are processes for the production of titanium dioxide from ilmenite. In these processes, ilmenite is digested with aqueous ammonium hydrogen oxalate. Iron from the ilmenite precipitates as a hydrated iron oxalate and is removed b...
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WO/2008/079115A1 |
A method of producing passivated Ti or Ti alloy particles with oxygen concentrations of less than about 900 parts per million (ppm), which includes introducing a halide vapor of Ti or the metal constituents of the alloy at sonic velocity...
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WO/2008/078402A1 |
In a method of preparing a metal ingot through smelting using electron beams, a technology for uniformly in high yield feeding a powdery alloy raw material and a granular metal raw material to an electron beam smelting furnace is provide...
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WO/2008/069696A2 |
The invention relates to metallurgy, in particular to a method for wastelessly producing vanadium-alloyed carbon-free iron and high titanium-containing master alloys and to producing molten clinker suitable for producing high-alumina cem...
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WO/2008/067614A1 |
A method for the recovery of a metal from composite particles comprising particles of the metal to be recovered dispersed in a matrix of another metal salt, which method comprises: a) forming a mixture by adding the composite particles t...
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WO/2008/068810A1 |
A process for recovering valuable metals, namely, at least one element (M) selected from the group consisting of Mo, Ni and Co and V from waste containing the valuable metals in the form of iron ally, which comprises the step (a) of roas...
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WO/2008/066398A1 |
This invention relates to a method for purifying metal alloy and intermetallic powders. Particularly, the present invention relates to a method for the reduction or elimination of the content of the dissolved oxygen and to remove the met...
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WO/2008/041407A1 |
Disclosed is a method for producing a Ti granule or a Ti alloy granule, which comprises the step of contacting Ti particles or Ti alloy particles produced by the reduction in a molten salt with one another to produce the Ti granule or Ti...
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WO/2008/041007A1 |
In a method for fabricating an aggregate of Ta, Nb, or an alloy comprising Ta or Nb, a precursor material is produced by sintering a powder of a compound of the metal or a mixture of compounds of the metals for forming an alloy, the sint...
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WO/2008/039047A1 |
This invention relates to nonferrous metallurgy, particularly, to the methods of continuous producing metallic titanium and metallic titanium alloys by the metallothermic reduction of titanium tetrachloride, and also to the devices for p...
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WO/2008/036215A1 |
A refractory metal recovery method includes applying a coolant to a wheel grinding operation at a total rate exceeding a total rate at which the coolant evaporates and distributing the coolant across an interface with the abrasive wheel ...
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WO/2008/031897A1 |
The invention relates to a process for recovering Group VIB metals from a catalyst, in particular a spent bulk catalyst, comprising one or more Group VIB metals and one or more Group VIII metals. Further, the invention relates to a solid...
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WO/2008/028244A1 |
A sulfate process for producing titania from a titaniferous material (such as an iron-containing titaniferous material such as ilmenite) is disclosed. The process includes digestion and/or leach steps that form a process solution that in...
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WO/2008/028245A1 |
A sulfate process for producing titania from a titaniferous material (such as an iron-containing titaniferous material; such as ilmenite) is disclosed. The process includes precipitating titanyl sulfate from a process solution produced i...
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WO/2008/017797A1 |
Forced melt circulation of both the oxidic and metallic phases independently opens up the prospect of continuous processing up to 2200 °C using graphite lined reactors. Central to the new technology is oxygen-based combustion of CO with...
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WO/2008/015108A1 |
The invention relates to a method of recovering molybdenum from a molybdenum bearing sulfide material. The material is contacted with a leaching solution in the presence of iron compounds and mesophilic or thermophilic iron oxidizing mic...
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WO/2008/013518A1 |
A titanium base alloy powder having lesser amounts of aluminum and vanadium with an alkali or alkaline earth metal being present in an amount of less than about 200 ppm. The alloy powder is neither spherical nor angular and flake shaped....
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WO/2008/007126A1 |
A method for the production of a precursor anode for an electrolytic capacitor comprises the steps of: a) forming an anode body from a suitable anode metal or metal alloy; b) subjecting the anode body to electro-deoxidation, whereby it u...
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WO/2008/000810A1 |
The invention relates to a method for decomposing superalloys, especially superalloy scraps in an alkali metal salt bath and then recovering the precious metals, very precious metals such as tungsten, tantalum, and rhenium being recovered.
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WO/2007/145526A1 |
This invention describes a method of producing a metal, M1, in an electrolytic cell consisting of a molten electrolyte, MzY - MzO, at least one anode and at least one cathode, characterised in that the passage of current between said ano...
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WO/2007/131459A1 |
The invention is a new method of chlorination of ore-bearing materials in a reactor (1) in the presence of chlorine and coke with a view to manufacturing metal chlorides as, for example, Fe, Cu, Ti, Sn, Al, Zr, V, Mo, Nb and Ta. Its subj...
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