Patents
Sitemap › C22 - Metallurgy; Ferrous or non-ferrous alloys; Treatment of alloys or non-ferrous metals › C22B - Production or refining of metals; Pretreatment of raw materials › C22B 21 - Obtaining aluminium
Patents for C22B 21 - Obtaining aluminium (4,001)
12/2003
12/31/2003WO2004001078A1 Method and device for purifying a steam of molten metal
12/31/2003CN1132950C Process for refining and modifying aluminium alloy
12/31/2003CN1132947C Electromagnetic filter for purifying molten aluminium and aluminium allloy
12/30/2003US6669852 Separation method of goethite-containing red mud
12/30/2003US6669755 Apparatus and method for treating containerized feed materials in a liquid reactant metal
12/25/2003US20030236345 A resin with a softening point suitable as a binder resin for toners, preferably <100 degrees C.; e.g., polyethers, acrylic acid-styrene copolymer, polyestesr; anhydrous; waterproofing; high strength; steel-making flux from aluminum residues
12/24/2003WO2003106908A1 Electromagnetic induction apparatus and method of treatment of molten materials
12/24/2003WO2003106715A1 Dispensing apparatus and method
12/24/2003WO2003078067A3 Method and installation for processing a heap of debris that is fouled by oil
12/24/2003CA2490024A1 Electromagnetic induction apparatus and method of treatment of molten materials
12/24/2003CA2489232A1 Dispensing apparatus and method
12/18/2003WO2003104502A1 Apparatus and method for treating containerized feed materials in a liquid reactant metal
12/18/2003US20030230835 Dispensing apparatus and method
12/11/2003US20030227111 And additive addition in alloying or other furnace operations; fluxing; porous layer is provided at the top of the inverted plunger cup to allow for the escape of gas into the molten metal through the porous layer.
12/04/2003US20030224220 Dense refractory material for use at high temperatures
12/04/2003US20030222382 Without having to first remove the materials from the containers
12/04/2003US20030221955 Aluminium-wettable protective coatings for carbon components used in metallurgical processes
11/2003
11/27/2003WO2003066913A8 Heatable trough for molten aluminium flow
11/27/2003WO2003057930A8 Filter media and method using the filter media for treating molten aluminium
11/27/2003WO2002103067A3 Method for melting down aluminium in a shaft furnace
11/20/2003WO2003095686A1 Device for the in-line treatment of liquid metal by means of gas and filtration
11/13/2003WO2002058864A8 Molten metal holder furnace and casting system incorporating the molten metal holder furnace
11/13/2003WO2002058863A8 Pressurized molten metal holder furnace
11/12/2003CN1455854A Oxy-fuel combution system and uses thereof
11/12/2003CN1127378C Aluminium recovering method and system from salt cake
11/11/2003US6645323 Skinless metal alloy free of entrapped gas and with primary solid discrete degenerate dendrites homogeneously dispersed in a secondary phase; made by controlling conditions of cooling and vigorous agitation of a liquid precursor
11/11/2003US6645270 Heat transfer through mixing; faster heat up; minimizing temperature stratification; improved heat retention
11/06/2003WO2003090954A1 Overflow transfer furnace and control system for reduced oxygen production in casting furnace
11/06/2003US20030205854 Process and apparatus for adding particulate solid material to molten metal
11/05/2003CN1453382A Aluminium and aluminium melt refining and dehydrogenating process
11/05/2003CN1126822C Aluminium and aluminium alloy melt compound purifier
11/05/2003CN1126638C Method for removing metal coating layer from metal wastes
10/2003
10/30/2003US20030201583 Overflow transfer furnace and control system for reduced oxygen production in a casting furnace
10/29/2003EP1356129A2 Treatment of molten metal with a particulate agent using a mixing impeller
10/23/2003US20030197313 Elevated discharge gas lift bubble pump and furnace for use therewith
10/23/2003US20030196518 Process for cleaning and purifying molten aluminum
10/22/2003EP1354652A2 Distributor device for use in metal casting
10/22/2003EP0828552B1 Process for recovery of metal ions
10/22/2003CN1450183A Stop board for aluminium melt dehydrogen ization rotary blowing instrument
10/01/2003CN1445381A Method for recovering catalytic metal using porous metal filter
09/2003
09/30/2003CA1341441C Furnace-plasma arc torch-supervisory control system for recovery of free aluminum from aluminum dross
09/25/2003WO2003078067A2 Method and installation for processing a heap of debris that is fouled by oil
09/17/2003EP1152854B1 Use of a crucible furnace heated by induction for low-pressure casting articles from aluminum and magnesium alloys
09/17/2003CN1442499A Al-Ti-C series composite crystal partitioning agent used for aluminium and aluminium alloy and its burning synthesis process
09/12/2003WO2002058862A3 Recirculating molten metal supply system and method
09/11/2003US20030168399 Burping filter
09/09/2003US6616902 Heating the alumina process feedstock to a temperature of 400-650 C. by direct contact with combustion gases, and cooling the heated feedstock to a temperature at which it can be handled and fed to the alumina process (Bayer process)
09/04/2003US20030164069 Method for generating pollution credits while processing reactive metals
09/04/2003US20030164068 Exposing reactive metal to a gaseous mixture comprising a fluorocarbon selected from the group consisting of perfluoroketones, hydrofluoroketones, and mixtures thereof to protect reactive metal from reacting with oxygen in air
09/04/2003US20030164067 Process for continuously producing aluminum from clays
09/02/2003US6613118 Method of heating molten aluminum in a crucible
08/2003
08/28/2003WO2002022900A3 Process and rotary device for adding particulate solid material and gas to molten metal bath
08/27/2003EP1337676A2 Method for the salt-free, non-oxidizing remelting of aluminum
08/27/2003CN1438339A High-purity aluminium single-layer crystal solidification purifying method
08/20/2003EP1336664A2 Inline melt degassing apparatus with rotary impeller and heater
08/20/2003CN1436864A High-purity single-layer aluminium crystal solidifying purifier
08/19/2003US6607578 Continuous vacuum refining method of molten metal and apparatus thereof
08/14/2003WO2003066913A1 Heatable trough for molten aluminium flow
08/14/2003US20030151176 Inline degassing apparatus
08/06/2003EP1333110A1 Fabrication of metal articles by electrolysis of preshaped metal compounds in a fused salt
08/06/2003EP1332235A1 Rotary gas dispersion device for treating a liquid metal bath
08/05/2003US6602318 Process and apparatus for cleaning and purifying molten aluminum
08/05/2003US6602316 Briquette for lowering the viscosity of metallurgical slag and process for its production
07/2003
07/31/2003US20030144569 Separation by solvent extraction, recovering; TNT is soluble and aluminum particles are insoluble; recycling military firearms, weapon shells
07/23/2003EP1329525A1 Refining molten nonferrous metals and alloys with gases having reduced global warming potential
07/22/2003US6596252 Recycling of spent pot linings
07/22/2003US6596220 Method for oxy-fueled combustion
07/17/2003WO2003057930A1 Filter media and method using the filter media for treating molten aluminium
07/10/2003WO2003056044A1 Aluminium melting method using analysis of fumes coming from the furnace
07/10/2003US20030129077 Aluminium base alloy of scrap metal and casting alloy produced from this
07/09/2003EP1325158A1 Oxy-fuel combustion system and uses therefor
07/09/2003EP1070149B1 Metal scrap submergence system for scrap charging/melting well of furnace
07/08/2003US6589900 Ceramic product based on lithium aluminum silicate
07/08/2003US6589313 Process and apparatus for adding particulate solid material to molten metal
07/08/2003CA2367544A1 Method for spent potliner processing, separating and recycling the products therefrom
07/02/2003EP1119645B1 Process and apparatus for recovering metal material from waste material
07/01/2003US6585797 Recirculating molten metal supply system and method
06/2003
06/24/2003US6582670 Feed processing for improved alumina process performance
06/19/2003US20030110895 Crucible for molten aluminum
06/19/2003US20030110894 Method of heating a crucible for molten aluminum
06/19/2003US20030110893 Container which uses heat of solidification for heating the molten metal
06/11/2003EP1015119A4 Metal recovery from salt cake and other compositions
06/03/2003US6572676 Process for refining aluminum
05/2003
05/28/2003EP1314788A2 A method for recovering catalytic metals using a porous metal filter
05/22/2003WO2003042418A1 Method for producing an aluminium-scandium foundry alloy and a flux for producing said aluminium-scandium foundry alloy
05/20/2003US6565733 Method and apparatus for the production of aluminium
05/08/2003WO2003038138A1 Non-ferrous melt refinement and equipment
04/2003
04/30/2003DE20303289U1 Rotating oven used for re-melting aluminum comprises a rotating drum having adjustable stirring bodies distributed around its casing
04/24/2003WO2003033750A1 Grain refining agent for cast aluminum products
04/24/2003US20030075844 Shaft and post assemblies for molten metal apparatus
04/23/2003EP1240118B1 Aluminium-wettable protective coatings for carbon components used in metallurgical processes
04/22/2003US6550526 Method and device for producing cast parts consisting of aluminium and magnesium alloys
04/17/2003WO2003031663A1 Method and device fro controlling the proportion of crystals in a liquid-crystal mixture
04/17/2003WO2003031662A1 Process and apparatus for the treatment of contaminated fumes
04/16/2003CN1410391A Silicon carbide refractory ceramic material for rotary spray head
04/15/2003US6549558 Melting and holding furnace for aluminum blocks
04/15/2003CA2359181A1 Grain refining agent for cast aluminum products
04/09/2003CN1409079A Molten metal processing furnace
04/02/2003EP1088113B1 Electrolytic process for removing a substance from solid compounds
04/02/2003EP1042519B1 Injector for gas treatment of molten metals
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