Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 451 - 500 out of 10,906

Document Document Title
WO/2007/082030A3
A method of using an induction furnace to process iron ore into an iron product such as pig iron in which iron ore is the main or exclusive source of iron fed into the induction furnace. Preferably the iron ore is concentrated and melted...  
WO/2007/082030A2
A method of using an induction furnace to process iron ore into an iron product such as pig iron in which iron ore is the main or exclusive source of iron fed into the induction furnace. Preferably the iron ore is concentrated and melted...  
WO2005118891A8
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.  
WO/2007/073823A1
A casting installation, in particular for aluminium or aluminium alloys, comprises a number of ladles (2) which can be filled with molten metal. These ladles (2) are filled and transported from a filling station to at least one handling ...  
WO2007021207A9
Snorkels of recirculating vacuum-degasser of steel installed in the lower section of the vacuum chamber of the degasser unit, one of which is the metal-drawing snorkel equipped with pipe supplying inert gas to ladle and the other is a re...  
WO/2007/072898A1
A pair of refractory plates (11,12) are disposed within a unit container. Multiple lengthy ceramic tubes (14) are fitted between the pair of refractory plates (11,12). One end (14a), on the side of melt outlet aperture (9), of each of th...  
WO/2007/068025A3
Disclosed is a method for reprocessing metallurgical dust or grinding dust, especially converter dust and arc furnace dust obtained from steel or high-grade steel production. In said method, the dust is burned and slagged with oxygen in ...  
WO/2007/068025A2
Disclosed is a method for reprocessing metallurgical dust or grinding dust, especially converter dust and arc furnace dust obtained from steel or high-grade steel production. In said method, the dust is burned and slagged with oxygen in ...  
WO/2007/053919A1
The combined leaching process comprises a dissolution process of the soluble constituents of an ore by means of the combined execution of two or more serial leaching phases with the first phase comprising atmospheric leaching (AL) and th...  
WO/2007/054957A1
An improved lance for LD steelmaking comprises a plurality of peripheral supersonic nozzles provided with a single inlet high pressure gas supply line and a central nozzle. The central nozzle is a subsonic nozzle provided with a separate...  
WO/2007/048240A3
The present invention describes an apparatus and a process for in-line substantially continuous degassing of aluminium and/or aluminium alloys, in absence of chlorine and through the injection of at least one metal halide salt that inclu...  
WO/2007/048240A2
The present invention describes an apparatus and a process for in-line substantially continuous degassing of aluminium and/or aluminium alloys, in absence of chlorine and through the injection of at least one metal halide salt that inclu...  
WO/2007/036094A1
The present invention concerns a high vacuum in-situ refining method for high-purity and superhigh-purity materials and the apparatus thereof, characterised in heating the upper part and lower part of crucible separately using double-hea...  
WO/2007/029416A1
A continuous melting crucible furnace which comprises a crucible for melting (71) in which a material to be melted is to be placed and a heating burner (3) for heating the crucible for melting (71) to melt the material (a). The crucible ...  
WO/2007/028556A1
The present invention relates to a ceramic filter device for molten metal filtration comprising a major ceramic phase and a minor carbon phase bonded by phosphate bond, a method for producing such filter devices, and the use of such filt...  
WO/2007/027466A2
A method of making an alloy of niobium that includes: A) forming a blend comprising niobium powder and a powder of a metal selected from the group consisting of yttrium, aluminum, hafnium, titanium, zirconium, thorium, lanthanum and ceri...  
WO/2007/027466A3
A method of making an alloy of niobium that includes: A) forming a blend comprising niobium powder and a powder of a metal selected from the group consisting of yttrium, aluminum, hafnium, titanium, zirconium, thorium, lanthanum and ceri...  
WO/2007/021207A1
Snorkels of recirculating vacuum-degasser of steel installed in the lower section of the vacuum chamber of the degasser unit, one of which is the metal-drawing snorkel equipped with pipe supplying inert gas to ladle and the other is a re...  
WO/2007/018241A1
An electromagnetic agitator includes a vessel (2) for containing a conductive material in a molten state such as a molten metal (1), an axial direction shift magnetic field generation coil (3) for generating magnetic lines of force (15) ...  
WO/2007/014422A1
A process for electrochemically reducing a titanium oxide in a solid state in an electrolytic cell that includes an anode, a cathode, a molten CaCl2-based electrolyte containing CaO, and titanium oxide feed material in contact with the m...  
WO/2007/015956A3
A casting system includes a filtration assembly including a filter vessel housing spaced filters pre-heated to a temperature approximating a pouring temperature of molten material to be filtered to prevent breakage of the filter due to t...  
WO/2007/015956A2
A casting system includes a filtration assembly including a filter vessel housing spaced filters pre-heated to a temperature approximating a pouring temperature of molten material to be filtered to prevent breakage of the filter due to t...  
WO/2007/012231A1
The present invention concerns a multistage-electromagnetic purification method of molten metal, which relates to the field of casting technique. The method of present invention employs a multistage separator instead of a single-stage on...  
WO/2007/013433A1
A method of recovering tin in high efficiency through separation of excess copper eluted into a lead-free solder tank. There is provided a method comprising adding element (X) capable of forming a (CuX)6Sn5 compound with copper and tin t...  
WO/2007/012795A1
An extraction device is provided for use when extracting a ceramic foam filter, as used for example in the production and processing of aluminium. The extraction device includes an anchor device (1) having an anchor body (2) suitable for...  
WO/2007/008828A2
An investment casting system for producing a cast article (10) from a reactive metal that is free of an undesirable surface layer (20) generally associated with the reaction between the molten metal (40) and the casting mold (30). In one...  
WO/2007/007498A1
[PROBLEMS] To provide: a process for producing high-purity hafnium from a hafnium sponge reduced in zirconium content as a raw material, the high-purity hafnium being reduced in the contents of Fe, Cr, and Ni impurities, contents of Ca, ...  
WO2006052165A9
The invention can be used for the cement, chemical and metallurgical industries. The inventive plasma reactor-separator for simultaneously producing the melt of high-melting metal and non-metal materials and fumes comprises a longitudina...  
WO/2006/129262A1
A method of recovering particulate material from a slurry includes passing ultrasonic waves through the slurry, and separating by gravimetric or magnetic techniques at least a portion of the particulate material from the slurry. The inve...  
WO/2006/119234A3
A method for producing an aluminum foam product wherein reactive gas producing particles are introduced into an aluminum alloy melt under controlled conditions and subjected to agitation to induce the production of foam-stabilizing by-pr...  
WO/2006/119234A2
A method for producing an aluminum foam product wherein reactive gas producing particles are introduced into an aluminum alloy melt under controlled conditions and subjected to agitation to induce the production of foam-stabilizing by-pr...  
WO/2006/113847A3
A method to grain refine and deoxidize a precious metal alloy or a master alloy includes the steps of (a) forming a precursor melt (10) consisting essentially of constituents of the precious metal alloy or master alloy and inevitable imp...  
WO2006052165B1
The invention can be used for the cement, chemical and metallurgical industries. The inventive plasma reactor-separator for simultaneously producing the melt of high-melting metal and non-metal materials and fumes comprises a longitudina...  
WO/2006/113847A2
A method to grain refine and deoxidize a precious metal alloy or a master alloy includes the steps of (a) forming a precursor melt (10) consisting essentially of constituents of the precious metal alloy or master alloy and inevitable imp...  
WO/2006/110974A1
A method is described for priming an in-line molten metal filtration unit having a porous ceramic or refractory filter mounted substantially horizontally in a filter box. This filter box has an inlet for molten metal and an outlet for mo...  
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...  
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 ...  
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...  
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...  
WO2005115065A3
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...  
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...  
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...  
WO2006052165A3
The invention can be used for the cement, chemical and metallurgical industries. The inventive plasma reactor-separator for simultaneously producing the melt of high-melting metal and non-metal materials and fumes comprises a longitudina...  
WO2005118893A3
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 ...  
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...  
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...  
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...  
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.  
WO2006044179A3
A technique for pressurized or differential pressure casting according to the present disclosure provides a riser tube filter formed of ceramic foam having a specific gravity lower than the molten metal to be cast. A riser tube filter ac...  
WO/2006/052165A2
The invention can be used for the cement, chemical and metallurgical industries. The inventive plasma reactor-separator for simultaneously producing the melt of high-melting metal and non-metal materials and fumes comprises a longitudina...  

Matches 451 - 500 out of 10,906