| Patents for C25C 3 - Electrolytic production, recovery or refining of metals by electrolysis of melts (10,924) |
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| 01/14/2009 | CN100451177C Asymmetric type tank bottom bus and current distributing style |
| 01/14/2009 | CN100451176C Method and electrowinning cell for production of metal |
| 01/08/2009 | WO2009003217A1 Butt press |
| 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 |
| 01/07/2009 | CN201176463Y Auto ash cleaner of bin exhaust hood of aluminium cell |
| 01/07/2009 | CN201176462Y Fluidizing device of VRI flue gas adsorption reactor for electrolyzing aluminium by dry cleaning system |
| 01/07/2009 | CN201176461Y Aluminum fluoride addition device for electrolyzing aluminium |
| 01/07/2009 | CN101338440A Starting method of prebaked anode roaster furnace |
| 01/01/2009 | US20090000955 Oxygen-Producing Inert Anodes for Som Process |
| 01/01/2009 | US20090000425 produce the electrothermic melt; use for carbothermal reduction of alumina to produce aluminum; baking the green electrode to carbonize the pitch binder to solid coke; free of iron |
| 12/31/2008 | WO2009000772A1 Reduced voltage drop anode assembly for aluminium electrolysis cell |
| 12/31/2008 | EP2007929A2 System and process for collecting effluents from an electrolytic cell |
| 12/31/2008 | CN201172693Y DC high-current uninterruptible groove opening and stopping device for electrolyzing |
| 12/31/2008 | CN101333670A Prewarming process in baking process of prebaked anode |
| 12/31/2008 | CA2691496A1 Reduced voltage drop anode assembly for aluminium electrolysis cell |
| 12/30/2008 | US7470355 Molten bath electrolyte, anode, cathode; applying potential to electrolytic cell; removing metal |
| 12/30/2008 | US7470354 Utilisation of oxygen evolving anode for Hall-Hèroult cells and design thereof |
| 12/24/2008 | WO2008156372A2 Method for recovering elemental silicon from cutting remains |
| 12/24/2008 | WO2008132590A3 Aluminium electrowinning cell with metal-based cathodes |
| 12/24/2008 | EP2006419A1 Reduced voltage drop anode assembly for aluminium electrolysis cell |
| 12/24/2008 | EP2004869A2 Method for removing water from alkali metal amalgam |
| 12/24/2008 | CN201169644Y Fine setting device of aluminum cell current |
| 12/24/2008 | CN201169643Y Upright post pressure welding machine |
| 12/24/2008 | CN201169642Y Electrolyte tank anode large bus bar position indicating device |
| 12/24/2008 | CN201169641Y Anode bus bar wander-proof apparatus |
| 12/24/2008 | CN201169640Y Aluminum cell upright post bus bar pressure welding structure |
| 12/24/2008 | CN201169639Y Pneumatic power bus bar opening and closing device |
| 12/24/2008 | CN201169638Y Bunker apparatus capable of preventing feed opening being blocked |
| 12/24/2008 | CN201169637Y Calcinations-proof actuating rack combustion nozzle flame extinguishing device |
| 12/24/2008 | CN201169636Y Device for connecting main oil cylinder and movable dental plate of 500 ton extruding machine |
| 12/24/2008 | CN201169635Y Ventilated heat radiation structure of aluminum electrolysis hall |
| 12/24/2008 | CN201169634Y Aluminum electrolysis series non-power off aluminum cell link mechanism short circuit device |
| 12/24/2008 | CN201169633Y Aluminum electrolysis series non-power off aluminum cell electric short circuit device |
| 12/24/2008 | CN101328598A Connection structure of aluminum electrolysis ceramic matrix inert anode and metal guide rod, and preparation thereof |
| 12/24/2008 | CN101328597A Microdilatant cathode paste for aluminum electrolysis |
| 12/24/2008 | CN101328596A Temperature control method and apparatus of electrolytic cell binding groove cathode carbon block heating system |
| 12/24/2008 | CN101328595A Productive cell shutting method of aluminum cell |
| 12/24/2008 | CN101328594A Method for adjusting aluminum cell current distribution |
| 12/24/2008 | CN101328593A Ternary electrolyte molten salt magnesium electrolysis |
| 12/24/2008 | CN100445577C System for connecting two shafts in translation |
| 12/18/2008 | WO2008154391A1 Heat exchanger |
| 12/18/2008 | US20080311027 Process for the Production of Ge by Reduction of Gecl4 With Liquid Metal |
| 12/17/2008 | CN201166592Y Device for detecting electrolytes primary crystal temperature |
| 12/17/2008 | CN201165554Y Stock bin |
| 12/17/2008 | CN201165553Y Unloading apparatus |
| 12/17/2008 | CN201164782Y Absorption apparatus for chlorine gas generated by anode for melting chlorides electrolysis |
| 12/17/2008 | CN101326311A A method and a device in connection with handling covers in a superstructure in an electrolytic cell |
| 12/17/2008 | CN101323960A Purified feeding method and purified feeding apparatus for aluminum electrolysis flue gas |
| 12/17/2008 | CN101323959A Pre-baked anode deformed steel claw cold state straightener for aluminum electrolysis and heat treatment process |
| 12/17/2008 | CN101323958A Novel aluminum cell structure |
| 12/17/2008 | CN100443640C Apparatus and method for adding element during metal smelting process |
| 12/16/2008 | US7465379 Electrolysis cell and structural elements to be used therein |
| 12/15/2008 | CA2593307A1 Anode tray |
| 12/11/2008 | DE102007059962B3 Electrolytic aluminum production plant, includes cutting tool for breaking up crust around anode having base region forming electrode for accurate measurement of molten aluminum layer thickness |
| 12/10/2008 | EP1999301A2 Anode for electrolysis of aluminum |
| 12/10/2008 | CN201162056Y Gas collection structure of large-scale aluminum cell |
| 12/10/2008 | CN201162055Y Novel aluminum cell cathode structure and bus bar allocation plan |
| 12/10/2008 | CN201162054Y Binode carbon block residual pole automatic press-release apparatus |
| 12/10/2008 | CN201162053Y Remainder anodolyte cleaning mechanism |
| 12/10/2008 | CN201162052Y Combined aluminum cell cathode |
| 12/10/2008 | CN101319337A Method for manufacturing out-phase composed magnesium-lithium-zinc alloy with fused salt electrolysis codeposition |
| 12/10/2008 | CN101319336A Special-shaped positive level steel paw of circular column leg with different radii for aluminium electrolysis |
| 12/10/2008 | CN101319335A Pole changing method for prebaked-anode type cell |
| 12/10/2008 | CN101319334A Aluminum cell inner lining |
| 12/10/2008 | CN101319286A Method for increasing strength and rigidity of aluminum guide rod and anode large bus bar |
| 12/09/2008 | US7462271 Stabilizers for titanium diboride-containing cathode structures |
| 12/04/2008 | WO2007142722A3 Electrochemical capacitive concentration and deactivation of actinide nuclear materials |
| 12/03/2008 | EP1996747A2 Aluminium electrowinning cell with enhanced crust |
| 12/03/2008 | CN201158720Y Charging device for fluoridation salt material box on electrolytic tank |
| 12/03/2008 | CN201158719Y Full-automatic on-chain anode aluminum slag electrolyte cleaning system |
| 12/03/2008 | CN201158718Y Horizontal electrolytic aluminium electrolytic tank |
| 12/03/2008 | CN201158717Y Tank bottom upwarp-proof structure of aluminum cell |
| 12/03/2008 | CN101314859A Setting method for temperature elevation curve of pre-baked anode in torrefaction heating period |
| 12/03/2008 | CN101314858A Current bus bar |
| 12/03/2008 | CN101314857A Self-smoothing composite layer unreactive cathode block |
| 12/03/2008 | CN101314472A Torrefaction method for pre-baked anode for aluminum |
| 12/03/2008 | CN101314471A Ring type roasting furnace temperature elevation method |
| 12/03/2008 | CN100439566C Five power-on bus distributing style with different current |
| 12/03/2008 | CN100439536C Inert anode for producing aluminium by igneous electrolyse and method for producing said anode |
| 11/27/2008 | WO2008142995A1 On-site integrated production plant |
| 11/26/2008 | EP1995353A1 METHOD OF REMOVING/CONCENTRATING METAL-FOG-FORMING METAL PRESENT IN MOLTEN SALT, APPARATUS THEREFOR, AND PROCESS AND APPARATUS FOR PRODUCING Ti OR Ti ALLOY BY USE OF THEM |
| 11/26/2008 | CN201154994Y Short circuit ora insulation apparatus of aluminium cell |
| 11/26/2008 | CN201154993Y Variable resistance type shunt apparatus |
| 11/26/2008 | CN201154992Y Side-inserting space-adjusting insulation board |
| 11/26/2008 | CN201154991Y Splitting chute special for electrolyzing aluminium |
| 11/26/2008 | CN101311319A Aluminium cell brush type sealer |
| 11/26/2008 | CN100436652C Connection method of cathode steel rod and cathode soft bus in aluminium electrolytic bath |
| 11/26/2008 | CN100436651C Roasting method for aluminum electrolytic charcoal anode |
| 11/20/2008 | WO2008138220A1 Direct-current electromagnetic pump for aluminum electrolytic cell |
| 11/19/2008 | EP1991719A2 Remote-driven service module designed for aluminum production plants |
| 11/19/2008 | CN201152834Y Air sampling apparatus for aluminum electrolysis bath |
| 11/19/2008 | CN201151749Y Device for connecting upper structure of aluminium cell with smoke discharging branch pipe |
| 11/19/2008 | CN201151748Y Aside bus bar structure |
| 11/19/2008 | CN201151747Y Positioning wheel of pneumatic bus bar switch device |
| 11/19/2008 | CN201151746Y Pressure tank with solenoid valve control box |
| 11/19/2008 | CN201151745Y Stop device for anodic lifting machine of large-scale prebake aluminium cell |
| 11/19/2008 | CN201151744Y End cover of aluminium cell with observation hole |
| 11/19/2008 | CN101308104A Method for determining electrolytic aluminum carbon paste kneading temperature |
| 11/19/2008 | CN101307472A Method for preparing applicable magnesium lithium alloy by fused salt electrolysis codeposition |
| 11/19/2008 | CN101307471A Control method for effectively reducing energy consumption of aluminium cell |