| Patents for C22B 21 - Obtaining aluminium (4,001) |
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| 09/20/2007 | US20070214910 Salt Composition to be Used With Molten Magnesium |
| 09/19/2007 | CN101037728A Conductive aluminum refining-transforming compound agent and preparation method and application method thereof |
| 09/19/2007 | CN100338242C Technique for narrow-width control of alloy constituent in production of super-thin aluminium foil by cast-rolling stock |
| 09/19/2007 | CN100338241C Aluminium cleaning technique for production of super-thin aluminium foil by cast-rolling stock |
| 09/18/2007 | CA2296749C Inert tank for treating oxidable liquid metal |
| 09/12/2007 | CN101035915A Salt composition to be used with molten magnesium |
| 09/11/2007 | US7267734 For electrograining to provide lithographic plate support |
| 09/11/2007 | US7267158 Control of oxide growth on molten aluminum during casting using a high moisture atmosphere |
| 08/29/2007 | EP1456425B1 Aluminium melting method using analysis of fumes coming from the furnace |
| 08/23/2007 | WO2007093605A1 Aluminium alloy free from aluminium carbide |
| 08/22/2007 | EP1820866A1 Aluminiumcarbide-free aluminium alloy |
| 08/22/2007 | CN101023190A Method using single furnace carbothermic reduction with temperature control within the furnace |
| 08/09/2007 | WO2007088937A1 Metal filtering apparatus |
| 08/08/2007 | EP1814824A1 Method and apparatus for the extraction of gibbsite from bauxite |
| 08/08/2007 | CN101014722A Continuous process |
| 07/26/2007 | US20070171954 Method for processing aluminium in a rotary or a reverberating furnace |
| 07/25/2007 | CN1328396C Method for extracting vanadium, molybdenum, nickel, cobalt, aluminium from waste aluminium base catalyst |
| 07/19/2007 | WO2005118891A8 Salt composition to be used with molten magnesium |
| 07/19/2007 | WO2005114079A3 Liner for carbothermic reduction furnace |
| 07/18/2007 | EP1689915A4 Apparatus and method for the reduction of metals |
| 07/18/2007 | CN101001968A Improved recycling method for al-b4c composite materials |
| 07/11/2007 | EP1532283B1 Apparatus and method for treating containerized feed materials in a liquid reactant metal |
| 07/11/2007 | CN1997762A Method for the purification of a molten metal |
| 07/11/2007 | CN1995412A Environment-friendly type alumyte integrated smelting technology |
| 07/05/2007 | WO2007073823A1 Casting installation, in particular for aluminium or aluminium alloys, and method for operating the casting installation |
| 07/04/2007 | EP1608926B1 Plant with rotating furnace for the melting without salt of aluminium, with screening and recovery of the slags |
| 07/04/2007 | CN1324929C Refining and casting apparatus and method |
| 06/28/2007 | WO2007072898A1 Metal filtration equipment and filter cassette |
| 06/27/2007 | EP1689894A4 Dross compression apparatus including a cooling system for cooling the compression head and cooling method |
| 06/26/2007 | US7235226 Method for generating hydrogen gas utilizing activated aluminum fine particles |
| 06/20/2007 | CN1322154C Purification equipment for liquid aluminium alloy |
| 06/13/2007 | CN1981061A Gas-tight electrode for carbothermic reduction furnace |
| 06/12/2007 | CA2479561C Distributor device for use in aluminium metal casting |
| 06/12/2007 | CA2479558C Distributor device for use in aluminium metal casting |
| 06/07/2007 | WO2007062753A1 Control of a melting process |
| 06/06/2007 | CN1974804A Waste aluminium recovering machine |
| 06/06/2007 | CN1974071A Low temperature casting process of 3140 flat aluminium alloy ingot |
| 06/06/2007 | CN1320140C Raw material for aluminum refining and method for refining aluminum |
| 05/31/2007 | WO2007061012A1 Metal, process for producing metal, metal producing apparatus and use thereof |
| 05/31/2007 | WO2005118891A3 Salt composition to be used with molten magnesium |
| 05/30/2007 | EP1790738A1 Control of a melting process |
| 05/23/2007 | EP1786938A2 Salt composition to be used with molten magnesium |
| 05/18/2007 | WO2007053919A1 The combined leaching process |
| 05/18/2007 | CA2629167A1 A combined leaching process for extracting nickel and cobalt from a nickel/cobalt-containing ore |
| 05/16/2007 | CN1962902A Process for producing low-resistivity aluminum conductor aluminum liquid |
| 05/15/2007 | US7217312 Filling vessel with load of brazing sheet or metallic waste pieces; heating, liquefaction, rotation; removing molten alloy |
| 05/15/2007 | CA2366505C Measuring and controlling the flow of flowable materials |
| 05/10/2007 | US20070102853 Dross compression apparatus including a cooling system for cooling the compression head and cooling method |
| 05/09/2007 | EP1088113B9 Electrolytic process for removing a substance from solid compounds |
| 05/02/2007 | CN1957643A Fracture resistant electrodes for a carbothermic reduction furnace |
| 05/02/2007 | CN1957099A Rotary drum-type kiln comprising fireproof stirring bodies for remelting aluminium |
| 05/01/2007 | CA2221703C Process for recovery of metal ions |
| 04/26/2007 | WO2007045570A1 Apparatus and method for producing metal flakes from the melt |
| 04/26/2007 | WO2007045154A1 Alumina digesting apparatus |
| 04/25/2007 | EP1514065B1 Electromagnetic induction apparatus and method of treatment of molten materials |
| 04/25/2007 | CN1952190A Process for smelting aluminium by carbon reduction method via adding sodium chloride-alumina molten salt |
| 04/17/2007 | CA2295298C Treatment of aluminum dross |
| 04/11/2007 | EP1656462B1 Compact micro-porous media device for degassing molten metal |
| 03/22/2007 | US20070062336 protecting the floating layer of melting alloy with a controlled thickness to against oxidation by liquid argon, gaseous argon, nitrogen; cost effective; from aircraft and spacecraft waste recycling; renewable raw materials |
| 03/22/2007 | DE202007001448U1 Vorrichtung zur kontinuierlichen Behandlung einer Metallschmelze Apparatus for the continuous treatment of a molten metal |
| 03/21/2007 | CN2880850Y Vacuum furnace of extracting aluminium directly from aluminium ore |
| 03/21/2007 | CN1933934A Non-corrosive auxiliary agents, based on alkali fluoroaluminates and containing co-precipitated metallates, for soldering aluminium |
| 03/20/2007 | CA2251099C Recovery of metal from dross |
| 03/14/2007 | CN1930313A Aluminium production process |
| 03/14/2007 | CN1304613C Vacuum carbon heat reduction aluminium smelting method |
| 03/14/2007 | CN1304607C Shielding iron removing method in high purity aluminium oxide preparation process |
| 02/28/2007 | CN1920067A Method of acid extracting aluminium from high-silicon alumina-containing raw mineral materials |
| 02/28/2007 | CN1302122C Reduction smelting method in a shaft furnace with recovery of volatile secondary metals |
| 02/22/2007 | WO2006037999A3 Electro-reduction process |
| 02/22/2007 | US20070042312 Industrial furnace |
| 02/15/2007 | WO2007018243A1 Purification apparatus and method of purification |
| 02/15/2007 | US20070034054 Method for the treatment of aluminum in a furnace |
| 02/14/2007 | EP1752021A1 Fracture resistant electrodes for a carbothermic reduction furnace |
| 02/14/2007 | EP1751485A2 Liner for carbothermic reduction furnace |
| 02/07/2007 | EP1749111A1 Gas impervious electrodes for carbothermic reduction furnace |
| 02/06/2007 | CA2439683C Method of applying marking agent to aluminum sheet for scrap sorting purposes |
| 02/01/2007 | WO2007012795A1 Extraction device for use when extracting a ceramic foam filter |
| 02/01/2007 | WO2007012123A1 Carbothermic processes |
| 02/01/2007 | CA2633210A1 Carbothermic processes |
| 02/01/2007 | CA2614535A1 Extraction device for use when extracting a ceramic foam filter |
| 01/24/2007 | EP1746375A2 Oxy-fuel combustion system and uses therefor |
| 01/23/2007 | CA2237355C Filtration apparatus and method of characterising molten materials |
| 01/18/2007 | WO2007008420A2 Method and apparatus for melting metal |
| 01/17/2007 | CN1898402A Method using selected carbons to react with al2o and al vapors in the carbothermic production of aluminum |
| 01/17/2007 | CN1896326A Method of removal of substance from solid compound m i x of substance x and metal or semi-metal m i and solid solutions by electrolysis in a fused salt |
| 01/11/2007 | US20070006681 furnace having a melting chamber with a hearth and a molten metal outlet; retrofitting a melting furnace by installing burners as needed for the furnace to have both regenerative and non-regenerative burners |
| 01/10/2007 | EP1741797A1 Installation for the recovery of metals included in laminated materials in a rotary-drum furnace |
| 01/10/2007 | EP1740343A2 Non-corrosive auxiliary agents, based on alkali fluoroaluminates and containing co-precipitated metallates, for soldering aluminium |
| 01/10/2007 | CN1894428A Dross compression apparatus including a cooling system for cooling the compression head and cooling method |
| 01/09/2007 | US7160501 Method for the salt-free, non-oxidizing remelting of aluminium |
| 01/03/2007 | EP1737993A1 Improved recycling method for al-b, c composite materials |
| 01/03/2007 | EP1737990A1 Vessel for preventing or minimizing the melting loss of aluminum drosses and/or aluminum alloy drosses |
| 01/03/2007 | EP1264904B1 Method for ultrasonic treatment of a melt of hypereutectic silumins |
| 01/02/2007 | US7157042 Dross compression apparatus including a cooling system for cooling the compression head and cooling method |
| 12/27/2006 | CN1292082C Method of purifying aluminium alloy melt |
| 12/21/2006 | WO2006133889A2 Batch melting of aluminum alloy scrap |
| 12/20/2006 | EP1733060A1 Metal scrap submergence apparatus |
| 12/20/2006 | CN1882707A Method of cooling molten metal during fractional crystallisation |
| 12/14/2006 | WO2006026771A3 Method using single furnace carbothermic reduction with temperature control within the furnace |
| 12/14/2006 | DE102005027320A1 Chargenschmelzen von Aluminium-Legierungsschrott in einem Drehtrommelofen Batch melting aluminum alloy scrap in a rotary furnace |