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WO/2006/109810A1 |
The invention provides a sodium-free flux which is to be used in treating a molten aluminum alloy in a rotary flux injection/ degassing apparatus and which can inhibit the adhesion and build-up of unreacted flux and attain high deslaging...
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WO/2006/109593A1 |
It is intended to reduce any temperature difference occurring between filter cartridge sites at the time of preheating of a molten metal filtering apparatus to thereby prevent microcracking of filter cartridge members, especially an end ...
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WO/2006/098055A1 |
A method for separating and recovering a high melting point metal, wherein a molten salt(for example, calcium chloride) having a high melting point metal (for example, Ti) incorporated therein is heated and molten in an inert gas atmosph...
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WO/2006/098199A1 |
TiCl4 gas is fed from raw material supply pipe (11) into molten CaCl2 fluid held in reaction vessel (6), so that the TiCl4 is reduced by Ca dissolved in the CaCl2 fluid to thereby form particulate metallic Ti. Any molten CaCl2 fluid havi...
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WO/2006/089332A1 |
The invention concerns a method for melting down small-sized scrap aluminum. Following a thermal pre-treatment, the scrap aluminum to be melted down is subjected to a melting process in a hot gas stream. The invention aims at ensuring ad...
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WO/2006/091619A2 |
A method of casting including coating at least a portion of a mold with a non-porous coating, placing the mold in a chamber capable of inducing pressure, and applying pressure to the chamber to press material into a cavity in the mold. A...
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WO/2006/084318A1 |
A process for supplying solid chloride-containing electrolyte to an electrochemical cell (3) is described. The process includes supplying solid electrolyte into a section of the cell through at least one delivery means (13) in the cell t...
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WO/2006/082677A1 |
A production method of a consumable electrode for melting, characterized in that an ingot can be placed such that the longitudinal central axis of the ingot is kept horizontal in re-melting employing the ingot melted by a consumable elec...
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WO/2006/077931A1 |
A method of melting magnesium or a magnesium alloy in which combustion of the melt is rapidly detected without fail and, based on this result, an alarm is rapidly given and the fire can be extinguished. The melting method comprises melti...
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WO/2006/072363A1 |
The invention relates to a hearth furnace comprising a burner for melting metals, especially non-ferrous metals, and an oxygen lance (25) for the post-oxidation of carbonisation gases.
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WO/2006/039999A1 |
The invention relates to a method for the deoxidisation of valve metal primary powders by means of reducing metals and/or metal hydrides and to a method for the production of tantalum powder which is suitable as an anode material for ele...
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WO/2006/037842A1 |
The invention relates to a method for comminution of material in a grinding mill, in which method the ground material from the mill is classified by means of particle sizes. After the classification (4,24) of the ground material at least...
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WO/2006/037120A2 |
Methods and apparatuses for separating metal values, such as nickel and nickel compounds, from mineral ores, including lateritic ores are disclosed. The method includes providing a mixture of particles (312) (e.g., crushed and sized ore)...
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WO/2006/010229A1 |
A process for selectively forming a morphology of reduced material is disclosed. The reduced material, such as titanium, is formed by a process of electrochemically reducing a metal oxide feed material, such as titania, in a solid state ...
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WO/2006/010228A1 |
A process for minimising reoxidation of reduced material is disclosed. The process applies to reduced material that has been formed by a process of electrochemically reducing a metal oxide feed material, such as titania, in a solid state...
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WO/2006/006436A1 |
A method for purifying a metal, which comprises a first step of holding a first molten metal containing impurities in a first crucible, a second step of immersing a first cooling article in the first molten metal held in the first crucib...
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WO/2005/123986A1 |
A metal oxide feed material for an electrochemical reduction process is disclosed. The feed material is in the form of powders and/or pellets that have sufficient porosity, typically 35-60%, to enable penetration of molten electrolyte in...
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WO/2005/118890A2 |
This invention provides a method for overcoming the adverse effects of disintegration of molten steel streams due to sub-surface growth of carbon monoxide bubbles when exposed to reduced pressures and thus permits refining of liquid scra...
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WO/2005/118893A2 |
The present invention relates to a method of recycling aluminum clad materials. In particular, the method relates to recycling clad materials such as brazing sheet comprised of two or more aluminum alloys, by selective melting of one of ...
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WO/2005/118891A2 |
Salt composition for protecting, refining and/or recycling molten magnesium or magnesium alloys, whereby the salt composition consists of halogenides of strontium, potassium, cesium or mixtures thereof.
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WO/2005/115065A2 |
The present invention relates to a novel plasmatorch (1) and to its application within the field of chemicophysical conversion of matter. The plasmatorch (1) comprises a pair of electrodes apart from each other, a plasma arc (10) existin...
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WO/2005/107979A1 |
The invention relates to a gas washing device for a metallurgical melting pot (1). Said device comprises a conical ceramic body (2), whose upper face (3) comes into contact with molten metal (4) in the melting pot (1). The ceramic body (...
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WO/2005/103335A1 |
The present invention relates to a prefabricated refining device and a method for cleaning molten aluminium. The invention also relates to the process of fabrication of the device. The prefabricated refining device comprises a metallic t...
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WO/2005/099934A2 |
On production of Ni-Mn-Ga single crystals, the fusion of the pure metal in arc furnaces is known, whereupon significant amounts of manganese are lost due to the high partial pressure thereof. The solidified metal is then fused and crysta...
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WO/2005/095657A2 |
The present disclosure relates to electroslag remelting methods and apparatus for producing metallic ingots, as well as to articles of manufacture made from materials processed according to the methods and/or using the apparatus. One suc...
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WO/2005/095658A1 |
The invention relates to a method for the purification of a molten metal containing one or more foreign elements. The invention is characterised in that the molten metal is cooled to a eutectic temperature to simultaneously form purified...
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WO/2005/084850A1 |
A cold hearth melting and refining arrangement (10) for reactive or refractory metals utilizes an electron beam (410) to automatically clean the perimeter of the pool of molten material (300) in the hearth (10). A programmable logic cont...
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WO/2005/085732A1 |
The invention relates to a method for processing aluminium in a furnace consisting in introducing an aluminium-containing material and possibly one or several types of salt into the furnace, melting said material by heating with the aid ...
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WO/2005/080643A1 |
A process for producing a highly purified metallic Ti or Ti alloy, comprising, while retaining a molten salt containing CaCl2 wherein Ca is molten in a reaction vessel, not only carrying out electrolysis of the molten salt of the reactio...
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WO/2005/080610A1 |
The inventive method consists in partially reducing iron oxide materials by a plasma into which a carbonaceous fuel and an oxygen-containing gas are introduced, in forming the plasma jet directions in such a way that the longitudinal axe...
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WO/2005/080642A1 |
A process for producing a high-purity metallic Ti or Ti alloy, comprising, while retaining a molten salt containing CaCl2 and having Ca fused therein in reaction vessel (1), electrolyzing the molten salt of the reaction vessel and feedin...
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WO/2005/080615A1 |
A method of maintaining the life of a porous filter when refining a metal melt by controlling the formation of a filter cake thereon, the method comprising passing liquid metal through a porous filter and adding a filter cake formation a...
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WO/2005/080031A1 |
Apparatus (10) for producing silver nano-particle material (12) comprises a furnace (16) and a crucible (24) positioned within the furnace (16), the crucible (24) containing a quantity of precursor material (14), the furnace (16) heating...
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WO/2005/066375A1 |
The invention relates to a retaining device for flushing elements. Said device is used to secure different types of flushing elements by the pivoting of a retaining bracket on a metallurgical vessel.
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WO/2005/049874A1 |
The method comprises: (a) bubbling a gas composed mostly of nitrogen through the melt from the bottoni of purification chamber to adsorb hydrogen and impurity in the melt and to take them to the top of the melt; (b) evacuating the upside...
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WO/2005/049875A1 |
Method of cooling an at most partially solidified molten metal during fractional crystallisation wherein metal crystals formed have a purer composition than that of the molten metal characterised in that salt in solid form is used to coo...
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WO/2005/045079A1 |
Generally, fire refining of metals is carried out by blowing through a liquid melt thick layer and significantly rarely by mixing a melt stream with a gas. Said methods are low-productive and do not ensure rapid gas access to each melt d...
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WO/2005/035805A1 |
A method for producing Ti or a Ti alloy through the reduction of TiCl4 by Ca, which comprises holding a molten salt containing CaCl2 and having Ca dissolved therein in a reaction vessel and reacting Ca in the molten salt with a metal chl...
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WO/2005/031011A1 |
The invention relates to a method for smelting inert material (1), such as residue, in a metallurgical temperature reactor (8), wherein at least the inert material is fed into the reaction space (3) of the temperature reactor via a separ...
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WO/2005/028368A1 |
Rutile phase is selectively procured through a process comprising heating ilmenite ore so as to effect oxidation thereof resulting in transformation into one having a pseudobrookite phase and a rutile phase as two stable crystal phases a...
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WO/2005/028145A2 |
A process in which an elemental material or an alloy thereof is made by the subsurface introduction of one or more of a vapor halide of the elemental material or components of an alloy into a stoichiometric excess of a liquid reductant a...
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WO/2005/026398A2 |
Apparatus and process for making nanofibers by reactive electrospinning including an in-line mixer (6), an in-line chemical reactor (10), coil heaters (11), an electrospinning capillary (12) and a sheath gas tube (13). The reactants are ...
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WO/2005/025774A2 |
A method and apparatus for optimized mixing in a common hearth in a plasma furnace. The apparatus provides a main hearth, a plurality of optional refining hearths, and a plurality of casting molds or direct molds whereby the refining hea...
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WO/2005/024075A2 |
The present invention relates to novel non-ferromagnetic amorphous steel alloys represented by the general formula: Fe-Mn-(Q)-B-M, wherein Q represents one or more elements selected from the group consisting of Sc, Y, Ce, Pr, Nd, Pm, Sm,...
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WO/2005/021809A1 |
A method for producing a metal by the direct reduction of an oxide wherein a metal oxide is reduced with Ca, which comprises holding a molten salt containing CaCl2 as a main component in a reduction chamber (1), inserting a metal oxide i...
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WO/2005/021807A2 |
A system, method and apparatus for treating a slurry of liquid metal and solid particles is disclosed using various combinations of vacuum distillation and transfer with hot inert gas. Various mechanisms are disclosed for sealing inerted...
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WO/2005/021808A1 |
The invention relates to a method for the pyrometallurgical production of copper in a converter. According to said method, gas is introduced into the respective molten charge during all steps thereof (charging the converter with cuprifer...
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WO/2005/019485A1 |
A method and apparatus are disclosed for continuously separating a metal powder from a slurry of liquid metal and salt and metal powder. Liquid metal is incrementally expressed to form a cake of metal powder and salt and some metal. Then...
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WO/2005/017233A2 |
An insulated cold retort or hearth for producing refined metal from raw metal contaminated with high density inclusions and/or hard alpha particles. The hearth has a hollowed body with a rectangular bottom wall and respective upstanding ...
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WO/2005/010220A1 |
A method for producing highly pure hafnium, which comprises providing an aqueous solution of a chloride of hafnium, removing zirconium from the resultant solution by the solvent extraction, neutralizing the resultant solution to give haf...
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