| Patents for C22B 21 - Obtaining aluminium (4,001) |
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| 06/26/2013 | CN203021629U Molten aluminum filtering device |
| 06/26/2013 | CN103170586A Direct torrefied type molten aluminum filtering tank |
| 06/20/2013 | US20130152739 Methods of producing nanoparticle reinforced metal matrix nanocomposites from master nanocomposites |
| 06/19/2013 | CN103160693A Method for aluminum ash treatment and recycling use |
| 06/13/2013 | WO2013056348A4 Energy efficient salt-free recovery of metal from dross |
| 06/13/2013 | DE102012222434A1 Magnetische Separierung von Eisen aus Aluminium- oder Magnesiumlegierungsschmelzen Magnetic separation of iron from aluminum or magnesium alloy melts |
| 06/12/2013 | EP2601470A1 Tilting rotary furnace system and methods of aluminum recovery |
| 06/12/2013 | EP2601324A1 Process for melting scrap metal |
| 06/12/2013 | CN202993828U Melting aluminum static furnace |
| 06/12/2013 | CN202989256U Aluminum cast degasification tank |
| 06/12/2013 | CN202989255U Melting aluminum filter box |
| 06/12/2013 | CN202983591U Permanent magnet stirring machine |
| 06/12/2013 | CN103154288A Method and system for producing an aluminum-silicon alloy |
| 06/12/2013 | CN103146944A Aluminum or aluminum alloy melt slag removal agent |
| 06/12/2013 | CN103146924A Multi-stage impurity removing and refining method in production process of secondary aluminum |
| 06/05/2013 | CN103131042A Aluminum-plastic separating agent and aluminum-plastic separating method |
| 06/05/2013 | CN102719856B Method for removing alkali metal via electrolytic aluminum liquid |
| 05/29/2013 | CN102643985B Method for extracting valuable metals from high-iron bauxite with step-by-step acid leaching |
| 05/29/2013 | CN102206359B Successive separation method of aluminum-plastic composite packaging materials and device thereof |
| 05/22/2013 | EP2593215A1 Metal dross confinement unit and associated method |
| 05/22/2013 | CN103118774A Metal dross confinement unit and associated method |
| 05/22/2013 | CN103115098A High-silicon aluminum alloy brake disc for motor vehicles |
| 05/22/2013 | CN101255503B Method for mining metallurgy with coproduction of metal aluminium, silicon, acetylene and coal gas |
| 05/21/2013 | CA2603095C Method and apparatus for the production of aluminium |
| 05/15/2013 | CN202936467U Molten aluminum refining and degassing device |
| 05/15/2013 | CN103103339A Method for selectively recovering alum and gallium from alunite concentrate |
| 05/09/2013 | US20130115149 Method for preparing metallurgical-grade alumina by using fluidized bed fly ash |
| 05/08/2013 | CN202925078U Molten aluminum purification device |
| 05/08/2013 | CN202925072U Novel two-stage filter device |
| 05/08/2013 | CN101868423B Use of polyols as scale control reagents in the mining processes |
| 05/01/2013 | CN103074494A Method of recovering molybdenum and cobalt from waste cobalt-molybdenum catalyst |
| 04/25/2013 | WO2013056348A1 Energy efficient salt-free recovery of metal from dross |
| 04/25/2013 | CA2852984A1 Energy efficient salt-free recovery of metal from dross |
| 04/24/2013 | EP2582853A1 Improvements in and relating to waste handling methods and apparatus |
| 04/24/2013 | CN202898492U Turbulence structure of gas removal device |
| 04/24/2013 | CN202898491U High-capacity purifying device of refined aluminum segregation furnace |
| 04/24/2013 | CN103069024A Improvements in and relating to waste handling methods and apparatus |
| 04/24/2013 | CN103068501A Flange joint for molten metal stirring body |
| 04/24/2013 | CN103060566A Method for recovering aluminum oxide, chlorine salt and villiaumite from aluminum ash |
| 04/24/2013 | CN101760634B Four-stage composite purification technology of cast aluminum alloy wheel hub |
| 04/18/2013 | WO2013053143A1 Device for processing aluminum and aluminum alloy fusant |
| 04/17/2013 | CN103052725A Process for melting scrap metal |
| 04/17/2013 | CN103045867A Automatic melting ferro-aluminium chamber furnace of recycled aluminium |
| 04/17/2013 | CN102277505B Method for purifying high-pure aluminum by directional solidification and smelting furnace used in same |
| 04/17/2013 | CN102206779B Formula of rods and bars of aluminum alloy and processing technology thereof |
| 04/16/2013 | US8419823 Method for recovering metal |
| 04/11/2013 | WO2013006852A3 Scrap submergence system |
| 04/10/2013 | CN202869297U LARS graphite rotor linked device |
| 04/10/2013 | CN202865306U Rotatable device for online degassing of aluminum melts |
| 04/10/2013 | CN103038372A Ultrasonic degassing of molten metals |
| 04/10/2013 | CN103038371A Improvements in and relating to dross handling methods and apparatus |
| 04/10/2013 | CN103031443A Method of dealkalizing red mud and recovering aluminum and iron |
| 04/10/2013 | CN103031441A Recycling method for metallic elements in waste nickel-hydrogen batteries |
| 04/10/2013 | CN102418011B High-strength aluminum alloy added with AlCrN and RbH and preparation method of aluminum alloy |
| 04/04/2013 | WO2013045855A1 Process for treating an effluent that contains metals |
| 04/03/2013 | CN202849517U Molten aluminum filter groove |
| 04/03/2013 | CN202849515U Waste aluminum processing device |
| 04/03/2013 | CN103014373A Aluminum melt degassing device sealing method and aluminum melt degassing device |
| 04/03/2013 | CN103014214A Method for realizing combined extraction of iron and aluminum oxide in iron-aluminum complex ore |
| 04/03/2013 | CN102321811B Efficient high-purity aluminum purification device |
| 04/03/2013 | CN102312096B Direct melting aluminium material machine |
| 04/03/2013 | CN101758203B Process for smelting and lower-pressure casting of aluminum alloy wheel hub |
| 03/27/2013 | EP2572008A2 Dross cooling system and cooling method |
| 03/27/2013 | CN202830126U Aluminum liquid degassing rod |
| 03/27/2013 | CN202830117U Aluminum-iron separating furnace with function of automatically melting recycled aluminum |
| 03/27/2013 | CN102994777A Electrolytic aluminum liquid purification method for producing ultra-wide double-zero aluminum foil |
| 03/27/2013 | CN102994745A Leaching method of associated metallic element aluminum of coal measure strata |
| 03/27/2013 | CN102333895B Filter bag for bayer liquor filtration |
| 03/21/2013 | WO2013037054A1 Processes for preparing alumina and various other products |
| 03/21/2013 | CA2848751A1 Processes for preparing alumina and various other products |
| 03/20/2013 | CN101758204B Process for smelting and gravity casting of aluminum alloy wheel hub |
| 03/13/2013 | CN102212694B Method for extracting valuable metal from waste hydrogenation catalyst |
| 03/12/2013 | CA2598472C A method for smelting fragmentized aluminum scrap |
| 03/07/2013 | US20130058847 Methods to improve filtration for the bayer process |
| 03/06/2013 | CN102959104A Method for producing aluminium by metallothermic reduction of trichloride with magnesium and apparatus for carrying out said method |
| 03/06/2013 | CN102952947A Comprehensive recovery method of rare metals in waste circuit boards |
| 03/06/2013 | CN102952942A Method of utilizing medium-lower-grade zinc oxide ores as well as zinc oxide and lead oxide paragenic ores |
| 02/28/2013 | US20130052103 Processes for extracting aluminum from aluminous ores |
| 02/27/2013 | EP2562274A1 Method for melting aluminum powder and melting apparatus |
| 02/27/2013 | CN202757450U Penetration resistances air brick |
| 02/27/2013 | CN202755039U Air brick |
| 02/27/2013 | CN101906561B Anti-explosion material and manufacturing method thereof |
| 02/20/2013 | CN202744609U Runner deironing device |
| 02/20/2013 | CN102936658A Recovery method for platinum, aluminium and rhenium from waste reforming catalyst |
| 02/14/2013 | WO2013020339A1 Method for purifying high-purity aluminium by directional solidification and smelting furnace therefor |
| 02/14/2013 | US20130036869 Method for producing aluminum by means of metallothermic recovery of aluminum trichloride with magnesium and a device for its realization |
| 02/13/2013 | EP2556176A1 Ultrasonic degassing of molten metals |
| 02/13/2013 | CN202730210U Purification device of aluminium alloy melt |
| 02/13/2013 | CN102925693A A method for extracting metal in waste catalyst RDS / HDS by using acid leaching |
| 02/13/2013 | CN102925690A Method for recovering valuable metals from waste and old Raney nickel catalyst |
| 02/13/2013 | CN102925682A Method for extracting gallium-combined aluminium hydroxide from gallium-containing porcelain clay |
| 02/13/2013 | CN102162029B Microbiological oxidation and reduction coupling leaching method for valuable metal in manganese oxide ore |
| 02/06/2013 | EP2553128A1 Improvements in and relating to dross handling methods and apparatus |
| 02/06/2013 | CN202717828U Automatic refiner inside aluminum melt furnace |
| 02/06/2013 | CN202717826U Aluminum skimming recovery device |
| 02/06/2013 | CN102912169A Powder spraying, refining and calcium removing method used for aluminium alloy material |
| 02/06/2013 | CN102912168A Aluminum alloy degasifying agent |
| 02/06/2013 | CN102912167A Aluminum alloy degasifier and preparation method thereof |
| 02/06/2013 | CN102139356B Device for purifying and stirring non-ferrous metal liquid |
| 01/31/2013 | WO2013013321A1 Use of a tertiary salt flux of nac1, kcl, and mgc12 for the purification of aluminum or aluminum alloys, and method thereof |