| Patents for C22B 21 - Obtaining aluminium (4,001) |
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| 03/26/2009 | US20090078391 Sputter targets and methods of manufacturing same to reduce particulate emission during sputtering |
| 03/25/2009 | EP2038440A2 Process for recycling aluminium alloy scrap coming from the aeronautical industry |
| 03/25/2009 | CN101392340A Method for producing water meter case by cast aluminum alloy and products thereof |
| 03/19/2009 | US20090071294 Rotary Stirring Device for Treating MoltenMetal |
| 03/11/2009 | EP2034035A1 Process for producing aluminum alloy plate and aluminum alloy plate |
| 03/11/2009 | EP2032725A1 Crystallisation method for the purification of a molten metal, in particular recycled aluminium |
| 03/11/2009 | CN201206162Y Stirring deaerator for rotary spraying powder in furnace |
| 03/11/2009 | CN101381827A Rolling aluminium alloy sheet and method for producing diamond plate and mirror surface board thereof |
| 03/11/2009 | CN101381821A Flux-free aluminium alloy additive agent and preparation method |
| 03/11/2009 | CN101381814A Method for preparing rare-earth aluminum silicon alloy by waste aluminum recovery and rare-earth aluminum silicon alloy thereof |
| 03/04/2009 | EP2029785A1 Method for the separation of molten aluminium and solid inclusions |
| 03/04/2009 | CN101376925A Method for lowering molten aluminum electric resistivity |
| 03/04/2009 | CN100465565C A rotating furnace apparatus with functions of screening and recovery of slag for melting aluminum without salt |
| 02/26/2009 | WO2008010721A8 A method and device for admixture of powder in a liquid |
| 02/18/2009 | CN101368234A Pack alloy refining treating device, and refining processing method |
| 02/12/2009 | DE202008015431U1 Behandlungsanlage für Flüssigmetall Treatment plant for liquid metal |
| 02/11/2009 | CN101363083A Roter equipment for gas removal from aluminum melt |
| 02/05/2009 | WO2008003505A8 Method and device for metal purification and separation of purified metal from a metal mother liquid such as aluminium |
| 02/04/2009 | CN101358290A Method for extracting metal aluminum from waste aluminum plastic film |
| 02/04/2009 | CN101358289A Method for preparing metal aluminum by coal reduction |
| 02/04/2009 | CN101358288A Rapid, accuracy and compact aluminum alloy burden calculation method |
| 02/04/2009 | CN100457930C Method of recycling metallic coated scrap materials |
| 01/29/2009 | WO2009013177A1 Process for the recovery of aluminium from aluminium dross |
| 01/29/2009 | WO2009012584A1 Electrochemical removal of dissociable cyanides |
| 01/29/2009 | CA2694088A1 Electrochemical removal of dissociable cyanides |
| 01/28/2009 | CN101356292A Combined leaching process |
| 01/28/2009 | CN101353737A Aluminum alloy series additive containing titanium, zirconium and boron and manufacturing method thereof |
| 01/28/2009 | CN101353731A Production method of refined aluminum liquid for die-casting |
| 01/21/2009 | EP2017560A1 Rotary stirring device for treating molten metal |
| 01/21/2009 | CN101348867A Aluminum melt furnace refining device |
| 01/21/2009 | CN101348866A Tipping molten aluminum degassing and purifying apparatus |
| 01/15/2009 | WO2009009317A1 Use of alumina-carbon agglomerates in the carbothermic production of aluminum |
| 01/14/2009 | CN101343694A Dezincing smelting method for waste mixed aluminum alloy containing zinc |
| 01/08/2009 | WO2009004283A1 Rotary stirring device for treating molten metal |
| 01/08/2009 | US20090007723 Graphite electrodes for production of aluminum by carbothermic reduction of alumina are either submerged in molten bath in low temperature compartment or horizontally arranged in side walls of high temperature compartment; carbonization; graphitization; improved flexibility, electroconductivity |
| 01/08/2009 | CA2691591A1 Rotary stirring device for treating molten metal |
| 01/07/2009 | CN201176453Y Rotary mixing and purifying device for metal liquation |
| 01/07/2009 | CN101338369A High-efficiency and energy-conserving on-line degassing device |
| 01/06/2009 | US7472613 Device and method for measuring metal inclusions |
| 01/06/2009 | CA2317248C Equipment for the treatment of liquids |
| 12/31/2008 | EP1689894B1 Dross compression apparatus including a cooling system for cooling the compression head and cooling method |
| 12/25/2008 | US20080317085 Lining for Carbothermic Reduction Furnace |
| 12/25/2008 | US20080313876 Extraction Device for Use When Extracting a Ceramic Foam Filter |
| 12/23/2008 | CA2479565C Distributor device for use in aluminium metal casting |
| 12/18/2008 | US20080307927 In-Line Salt Refining of Molten Aluminium Alloys |
| 12/17/2008 | EP1814824B1 Method and apparatus for the extraction of gibbsite from bauxite |
| 12/17/2008 | CN100443601C Method for producing metal gallium with coproduction of alumina |
| 12/11/2008 | WO2008126026A3 Method for treating tetra-brick containers, in particular for treating the metal and plastic waste of said containers, and pyrolysis reactor for carrying out said method |
| 12/10/2008 | CN201162035Y Fixed form aluminum industry furnace internal aluminum liquid continuous temperature measurement structure |
| 12/10/2008 | CN101318288A Method for directly casting and rolling aluminum plate base for PS plate with electrolytic aluminium liquid |
| 12/09/2008 | US7462218 Aluminum melting method using analysis of fumes coming from the furnace |
| 11/27/2008 | WO2008141423A1 Processes for extracting aluminum and iron from aluminous ores |
| 11/27/2008 | WO2008103912A8 Installation and method for in-line molten metal processing using salt reactant in a deep box degasser |
| 11/25/2008 | US7455809 Material submergence system |
| 11/25/2008 | CA2491645C Method for fractional crystallisation of a metal |
| 11/19/2008 | CN101307388A Process for extracting aluminium and chlorides in aluminium ash |
| 11/18/2008 | US7452402 Method for producing foamed aluminum products by use of selected carbonate decomposition products |
| 11/18/2008 | US7452400 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 |
| 11/13/2008 | WO2008136542A1 Reactor for separating aluminium from multi-layer film materials |
| 11/06/2008 | WO2008132830A1 Method for recovering metal |
| 11/05/2008 | CN101298642A Method for preparing titanium-aluminum-silicon alloy by carbothermal reduction method |
| 10/28/2008 | US7442356 Process for producing inorganic spheres |
| 10/28/2008 | US7442228 Method and device for controlling the proportion of crystals in a liquid-crystal mixture |
| 10/23/2008 | WO2008126026A2 Method for treating tetra-brick containers, in particular for treating the metal and plastic waste of said containers, and pyrolysis reactor for carrying out said method |
| 10/23/2008 | US20080257111 Method for Smelting Fragmentized Aluminum Scrap |
| 10/16/2008 | WO2008123355A1 Method for producing aluminum alloy thick plate and aluminum alloy thick plate |
| 10/16/2008 | WO2008103402A3 Quiescent transfer of melts |
| 10/15/2008 | EP1979497A2 Process and apparatus for use in recycling composite materials |
| 10/15/2008 | EP1620720B1 Device and method for measuring metal inclusions |
| 10/08/2008 | CN101280367A Method for smelting aluminum ore by carbon thermal reduction and non-ferrous metal smelting furnace therefor |
| 10/08/2008 | CN101280366A Cold melt process for secondary aluminium |
| 10/07/2008 | CA2293412C Method of producing an aluminum alloy for wrought material, and aluminum wrought alloy for automobile etc. obtained therefrom |
| 10/02/2008 | US20080237058 Method for Producing Aluminum and Method for Producing a Gas-Tight Electrode for Carbothermic Reduction Furnace |
| 09/24/2008 | CN101270414A Rotary blowing rotor produced with combination of plumbago and ceramic |
| 09/24/2008 | CN101270412A Method for producing using aluminum gray and coal gangue composite castoff |
| 09/17/2008 | EP1716261A4 Aluminium production process |
| 09/17/2008 | CN101265519A Method for reclaiming aluminum from red mud by biochemical process |
| 09/10/2008 | CN101260481A Method for producing high-purity lead |
| 09/10/2008 | CN101260477A Furnace internal rotation powder-spraying stirring degassing machine |
| 09/03/2008 | EP1851347B1 Method for melting down small-sized scrap aluminium with thermal pre-treatment |
| 09/03/2008 | EP1786938B1 Salt composition to be used with molten magnesium |
| 09/03/2008 | CN101255503A Method for mining metallurgy with coproduction of metal aluminium, silicon, acetylene and coal gas |
| 09/03/2008 | CN100415906C Conductive aluminum refining-transforming compound agent and preparation method and application method thereof |
| 09/03/2008 | CN100415905C Method using selected carbons to react with al2o and al vapors in the carbothermic production of aluminum |
| 09/02/2008 | US7419530 Method for fractional crystallisation of a molten metal |
| 08/28/2008 | WO2008103912A1 Installation and method for in-line molten metal processing using salt reactant in a deep box degasser |
| 08/28/2008 | WO2008103802A1 Methods, systems and apparatus for producing aluminum using carbon dioxide as a reactive cover gas |
| 08/28/2008 | WO2008103402A2 Quiescent transfer of melts |
| 08/28/2008 | US20080202290 System and method for in-line molten metal processing using salt reactant in a deep box degasser |
| 08/28/2008 | CA2675273A1 Installation and method for in-line molten metal processing using salt reactant in a deep box degasser |
| 08/27/2008 | EP1960559A2 Method and apparatus for melting metal |
| 08/27/2008 | CN100414237C 金属熔解炉 Metal melting furnace |
| 08/27/2008 | CN100413981C Method of acid extracting aluminium from high-silicon alumina-containing raw mineral materials |
| 08/21/2008 | WO2008100650A1 Low carbon aluminum production method using single furnace carbothermic reduction with off-gas treating and recycling |
| 08/13/2008 | CN100410398C Dross compression apparatus including a cooling system for cooling the compression head and cooling method |
| 08/13/2008 | CN100409934C Recycling method for powdered ink |
| 08/12/2008 | US7410523 Foamable powder, especially CaCO3 or MgCO3, and a coating layer of SiO2; good wetting properties; free from any danger of hydrogen explosion, since the foamable powder does not contain any hydrogen radical |
| 08/07/2008 | WO2008094036A1 Device and method for purifying a metal flow |
| 08/06/2008 | EP1951920A1 The combined leaching process |
| 07/31/2008 | US20080181812 For use in the production of can ends and can bodies, as well as building and industrial products |