| Patents for C25C 3 - Electrolytic production, recovery or refining of metals by electrolysis of melts (10,924) |
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| 03/10/2004 | EP1395529A1 Carbon tiles with refractory coating for use at elevated temperature |
| 03/10/2004 | CN1480562A High graphite cathode carbon block and its producing method |
| 03/04/2004 | WO2004019430A2 Hydrogen/oxygen generating system with temperature control |
| 03/04/2004 | WO2004018738A1 A material for structural components of an electrowinning cell for production of metal |
| 03/04/2004 | WO2004018737A1 Control of temperature and operation of inert electrodes during production of aluminium metal |
| 03/04/2004 | WO2004018736A1 Utilisation of oxygen evolving anode for hall-heroult cells and design thereof |
| 03/04/2004 | WO2004018735A1 Electrochemical method and apparatus |
| 03/04/2004 | WO2004018734A2 Cast ceramic anode for metal oxide electrolytic reduction |
| 03/04/2004 | WO2004018731A1 Protection of metal-based substrates with hematite-containing coatings |
| 03/04/2004 | WO2004018082A1 Cast cermet anode for metal oxide electrolytic reduction |
| 03/04/2004 | WO2003087435A3 Non-carbon anodes for aluminium electrowinning and other oxidation resistant components with slurry-applied coatings |
| 03/04/2004 | US20040040861 Electrochemical reduction of beryllium oxide in an electrolytic cell |
| 03/04/2004 | CA2498145A1 Protection of metal-based substrates with hematite-containing coatings |
| 03/04/2004 | CA2496535A1 Control of temperature and operation of inert electrodes during production of aluminium metal |
| 03/04/2004 | CA2496533A1 Utilisation of oxygen evolving anode for hall-heroult cells and design thereof |
| 03/04/2004 | CA2496518A1 A material for structural components of an electrowinning cell for production of metal |
| 03/03/2004 | EP1392893A2 Operation of aluminium electrowinning cells having metal-based anodes |
| 03/03/2004 | EP1392892A1 Aluminium electrowinning cells having a drained cathode bottom and an aluminium collection reservoir |
| 03/03/2004 | EP1392891A1 Aluminium electrowinning cells having a drained cathode bottom and an aluminium collection reservoir |
| 03/03/2004 | EP1392890A1 Electrolytic reduction of metal oxides |
| 03/03/2004 | EP1392619A1 Hydrophilic protective layers bonded on hydrophobic substrates for use at elevated temperature |
| 03/03/2004 | CN1479810A Intermetallic compounds |
| 03/03/2004 | CN1479809A Improved aluminium cell using inert anodes |
| 02/26/2004 | US20040038805 Cast cermet anode for metal oxide electrolytic reduction |
| 02/26/2004 | US20040038096 Hydrogen/oxygen generating system with temperature control |
| 02/26/2004 | US20040037771 Cast ceramic anode for metal oxide electrolytic reduction |
| 02/25/2004 | EP1144731B1 Multi-layer cathode structures |
| 02/25/2004 | EP1007598B1 Aqueous composition containing a water-soluble or water-dispersible synthetic polymer |
| 02/19/2004 | WO2002068726A3 Method for regulating an electrolysis cell |
| 02/17/2004 | US6692631 Carbon containing Cu-Ni-Fe anodes for electrolysis of alumina |
| 02/17/2004 | US6692620 Aluminium electrowinning cell with sidewalls resistant to molten electrolyte |
| 02/12/2004 | WO2004013380A1 Methods and apparatus for reducing sulfur impurities and improving current efficiencies of inert anode aluminum production cells |
| 02/12/2004 | WO2003083176A3 Prevention of dissolution of metal-based aluminium production anodes |
| 02/12/2004 | WO2003001106A8 A process and a device for transport of gas |
| 02/12/2004 | US20040026262 Solid phase; using melt electrolyte |
| 02/10/2004 | US6689260 Nuclear fuel electrorefiner |
| 02/10/2004 | CA2208913C Regulation process of the alumina content in aluminium-producing electrolysis bath |
| 02/05/2004 | WO2004011697A1 Interlocking wettable ceramic tiles |
| 02/05/2004 | WO2004011685A1 Producing metallic articles by reduction of nonmetallic precursor compounds and melting |
| 02/05/2004 | US20040020786 Providing a cell comprising an electrolytic bath, a cathode and at least one inert anode located at or above a level of the cathode; passing current between the at least one inert anode and the cathode through the electrolytic bath |
| 02/04/2004 | EP1386023A1 Arrangement of anode for utilisation in an electrolysis cell |
| 02/04/2004 | CN1472366A Producing method for rare-earth aluminosilicate titanium alloy |
| 02/04/2004 | CN1137289C Method for mfg. Al-Sr intermediate alloy |
| 01/29/2004 | US20040016639 Interlocking wettable ceramic tiles |
| 01/29/2004 | US20040016319 Furnishing a nonmetallic precursor compound comprising metallic constituent element; chemically reducing nonmetallic precursor compound to produce metallic particle; melting and solidifying metallic particle to produce article |
| 01/28/2004 | EP1383942A1 Retrofit aluminum smelting cells using inert anodes |
| 01/27/2004 | US6682643 Aluminium electrowinning cells having a V-shaped cathode bottom and method of producing aluminium |
| 01/22/2004 | WO2004007808A1 Method and apparatus for producing niobium powder or tantalum powder |
| 01/22/2004 | WO2004007807A2 Aluminium production installation employing fused-salt electrolysis |
| 01/22/2004 | WO2004007806A2 Method and system for cooling an electrolytic cell for aluminium production |
| 01/22/2004 | WO2004007804A1 Electrolytic cell for production of aluminum from alumina |
| 01/22/2004 | US20040011662 Hydrogen-assisted electrolysis processes |
| 01/22/2004 | US20040011661 Electrolytic cell for production of aluminum from alumina |
| 01/22/2004 | US20040011660 Providing a molten salt electrolyte having alumina dissolved therein in an electrolytic cell, providing non-consumable anodes and cathodes in electrolyte, passing electrical current; removing aluminum from cathode through opening |
| 01/22/2004 | CA2488362A1 Aluminium production installation employing fused-salt electrolysis |
| 01/21/2004 | EP1381716A1 Metal-based anodes for aluminium production cells |
| 01/21/2004 | CN1468979A Oxide and salt melt electrolyzing process of producing cell-level mixed RF metals |
| 01/21/2004 | CN1468978A Configuration method of serial electrolyzer bus |
| 01/15/2004 | US20040007466 Using an electrochemical reduction device with lithium oxide in lithium chloride molten salt as an electrolyte, reduction of uranium oxide to uranium metal; metallization |
| 01/14/2004 | EP1379711A2 Electrolytic production of high purity aluminum using ceramic inert anodes |
| 01/14/2004 | EP1379454A1 A method and a system for distribution of fluidisable materials |
| 01/14/2004 | CN2599016Y Improved type prebaked aluminium electrolytic cell quantitative blanking system |
| 01/14/2004 | CN1467309A Pure fluorid electrolyte for electrorefining |
| 01/14/2004 | CN1467308A Electrorefining trough mixture roasting starting method |
| 01/14/2004 | CN1467307A Electrorefining trough roasting starting method |
| 01/14/2004 | CN1467306A Electrorefining trough wet-process starting method |
| 01/13/2004 | US6676824 Process for purification of molten salt electrolytes |
| 01/07/2004 | EP1377695A2 Nickel-iron anodes for aluminium electrowinning cells |
| 01/07/2004 | EP1377694A1 Metal-based anodes for aluminum production cells |
| 01/07/2004 | CN1465749A Spinel type nickel aluminate base metal ceramic inert electrode |
| 01/06/2004 | CA2118245C Anode-cathode arrangement for aluminum production cells |
| 12/30/2003 | US6669836 Molten salt electrolysis of alkali metals |
| 12/24/2003 | CN2594281Y Mechanical drop-out preventing aluminium cylinder |
| 12/24/2003 | CN1462820A Auto control system for electrolysis ingredient of aluminium |
| 12/24/2003 | CN1462819A Utilizing tail gas from crust braking air cylinder of electrobath |
| 12/18/2003 | WO2003104531A1 Crust hole repair for electrolytic cells |
| 12/18/2003 | WO2002068724A8 System for recovering anodes from aluminium smelting baths |
| 12/17/2003 | EP1370714A1 Process for preparing silicon by electrolysis and crystallization, and preparing low-alloyed and high-alloyed aluminum silicon alloys |
| 12/16/2003 | US6663763 Ionization of titanium oxide cathodes, in electrical and electronic apparatus having graphite anodes and calcium oxide and chloride mixtures as electrolytes; electrolysis |
| 12/11/2003 | WO2003102274A1 Aluminium electrowinning cell design with movable insulating cover sections |
| 12/11/2003 | WO2003102273A1 Anode system for use in metal reduction processes and method for the same |
| 12/11/2003 | WO2003048426A3 Method and device for detecting anode effects of an electrolytic cell for aluminium production |
| 12/11/2003 | US20030226760 Aluminium electrowinning with metal-based anodes |
| 12/10/2003 | EP1368513A1 Extraction of metals |
| 12/10/2003 | CN1460734A Cell side lining composite side block of aluminium cell |
| 12/09/2003 | CA2301722C Cold rolled steel sheet having improved bake hardenability |
| 12/04/2003 | US20030224220 Dense refractory material for use at high temperatures |
| 12/04/2003 | US20030221970 An anode of a cell for the electrowinning of aluminium comprises a nickel-iron alloy substrate having a nickel metal rich outer portion with an electrolyte pervious integral nickel-iron oxide containing surface layer which adheres to |
| 12/04/2003 | US20030221955 Aluminium-wettable protective coatings for carbon components used in metallurgical processes |
| 12/03/2003 | EP1366218A1 Electrorefining process for separating metals |
| 12/03/2003 | EP1366217A1 System for recovering anodes from aluminium smelting baths |
| 12/03/2003 | EP1366216A1 Cell for the electrowinning of aluminium operating with metal-based anodes |
| 12/03/2003 | EP1366215A1 Thermally insulating structural components resistant to high temperature corrosive media |
| 12/03/2003 | EP1366214A1 Aluminium-wettable porous ceramic material |
| 12/03/2003 | EP1366211A1 Process for preparing silicon and optionally aluminum and silumin(aluminum-silicon alloy) |
| 12/03/2003 | EP1366210A1 Process for preparing silicon carbide and optionally aluminum and silumin (aluminum-silicon alloy) |
| 12/03/2003 | CN2589489Y Anode paste material cooling device |
| 12/03/2003 | CN1129791C Method for measuring resistance of welded position of cathode in aluminium electrolyzer |
| 12/02/2003 | US6656520 Electrowinning cells containing anodes for electrolysis of alumina dissolved in molten fluoride-containing electrolyte (cryolite); stoichiometry; chemical resistance |
| 12/02/2003 | US6656340 Aluminium production cell design |