| Patents for C25C 3 - Electrolytic production, recovery or refining of metals by electrolysis of melts (10,924) |
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| 11/17/2004 | EP1476358A2 Method of dosing and dispensing a powder agent |
| 11/17/2004 | CN2656435Y Overhead crane blanking device |
| 11/17/2004 | CN1546736A Method of instantly adjusting energy balance of aluminium electrolytic tank according to alumina feeding quantity |
| 11/17/2004 | CN1546735A In-situ on-line determining instrument for determining primary crystallization temperature and molecule ratio of aluminium electrolyte |
| 11/17/2004 | CN1546734A Anode steel jaws full automatic controlled straightening machine for aluminium electrolysis |
| 11/17/2004 | CN1546733A Method for producing refined aluminum by cryolite-alumina fused salt electrolysis process |
| 11/17/2004 | CN1546428A Wettable cathode paste and its using method |
| 11/17/2004 | CN1176251C Process for preparing aluminium alloy |
| 11/17/2004 | CN1176250C Cathode carbon block coated with titanium boride metal-ceramic composite material and its preparation method |
| 11/16/2004 | US6818106 Inert anode assembly |
| 11/11/2004 | WO2004097074A2 Process and apparatus for positioning replacement anodes in electrolytic cells |
| 11/11/2004 | WO2003056067A3 Method for the production of cathode blocks |
| 11/10/2004 | CN2654621Y Automatic cathode lifting device of fused salt electrolysis production of rare earth alloy |
| 11/10/2004 | CN2654620Y Progressive both sides cast moulded bianode assembling cast moulding station |
| 11/10/2004 | CN1545571A Composite cathode collector bar |
| 11/04/2004 | WO2004095643A2 Nickel foam pin connections for inert anodes |
| 11/04/2004 | WO2004094697A1 Mechanical attachment of electrical current conductor to inert anodes |
| 11/04/2004 | WO2004094339A1 Use of a silicon carbide-based ceramic material in aggressive environments |
| 11/04/2004 | WO2004094098A1 Sinter-bonded direct pin connections for inert anodes |
| 11/04/2004 | US20040216997 Aluminium electrowinning cells with sloping foraminate oxygen-evolving anodes |
| 11/04/2004 | US20040216995 Nickel-iron anodes for aluminium electrowinning cells |
| 11/04/2004 | CA2522554A1 Use of a silicon carbide-based ceramic material in aggressive environments |
| 11/04/2004 | CA2519257A1 Nickel foam pin connections for inert anodes |
| 11/03/2004 | CN2652951Y Full automatic on-chain straightening synchronous lifting table for anode steel claw |
| 11/03/2004 | CN2652950Y Claw outer support mechanism for chain anode steel claw heat extruding straightening device |
| 11/02/2004 | US6811678 Electrochemical reduction of beryllium oxide in an electrolytic cell |
| 11/02/2004 | US6811677 Electrolytic cell for the production of aluminum and a method for maintaining a crust on a sidewall and for recovering electricity |
| 11/02/2004 | US6811676 Electrolytic cell for production of aluminum from alumina |
| 10/28/2004 | WO2004092449A2 Aluminium-wettable carbon-based body |
| 10/28/2004 | WO2004082355A3 Method for the manufacture of an inert anode for the production of aluminium by means of fusion electrolysis |
| 10/28/2004 | US20040211663 Process and apparatus for positioning replacement anodes in electrolytic cells |
| 10/28/2004 | CA2522839A1 Aluminium-wettable carbon-based body |
| 10/27/2004 | EP1109952B1 Multi-layer non-carbon metal-based anodes for aluminium production cells |
| 10/27/2004 | CN2651268Y Electrolytic aluminium cell door cover plates |
| 10/26/2004 | US6808695 Process for continuously producing aluminum from clays |
| 10/21/2004 | WO2004070086A8 Servicing machine for electrolysis cells for producing aluminium |
| 10/21/2004 | WO2004029332A3 Purification of electrochemically deoxidised refractory metal particles by heat processing |
| 10/21/2004 | US20040209132 Hydrogen sensor for fuel processors of a fuel cell |
| 10/20/2004 | CN2649604Y Multi-point smoke gas purification and recovery apparatus for aluminium electrolytic tank |
| 10/20/2004 | CN1537975A Titanium boride/aluminium oxide cathode coating for aluminium electrolysis and its preparation method |
| 10/20/2004 | CN1537974A Normal temperature solidified titanium boride cathode coating for aluminium electrolysis |
| 10/20/2004 | CN1172026C Surface scale eliminating method for anode guide rod in aluminium electrolysis |
| 10/19/2004 | US6805777 Mechanical attachment of electrical current conductor to inert anodes |
| 10/19/2004 | CA2354120C Aluminium electrowinning cell with improved carbon cathode blocks |
| 10/19/2004 | CA2118954C Separator for the separation of fluidisable from none fluidisable materials |
| 10/14/2004 | WO2004088001A1 Method and apparatus for dispersing alumina in a molten electrolyte contained in an aluminum reduction cell |
| 10/14/2004 | WO2004088000A2 Process for the electrolysis of aluminiumsulfide |
| 10/14/2004 | WO2004044268A3 The production of hematite-containing material |
| 10/13/2004 | EP1466039A2 Inert electrode material in nanocrystalline powder form |
| 10/13/2004 | EP1366210B1 Process for preparing silicon carbide |
| 10/13/2004 | CN2647873Y Guiding positioning mechanism for chain anode steel claw |
| 10/13/2004 | CN2647872Y Auto-elevating groove shaded door for refining aluminium groove |
| 10/13/2004 | CN2647871Y Vacuum chamber for producing aluminium by refining aluminium |
| 10/13/2004 | CN1170961C Automatic anode effect distinguishing method for aluminium electrolyzing production |
| 10/13/2004 | CN1170960C Electrolytic batteries for production of alkali metals |
| 10/07/2004 | US20040198103 Nickel foam pin connections for inert anodes |
| 10/07/2004 | US20040197482 Coating precursor and method for coating a substrate with a refractory layer |
| 10/07/2004 | US20040195735 nanotube reinforced metals where a high degree of dispersion is achieved; Containerless processing (CP) in the form of electromagnetic field enduced mixing leads to controlled dispersion of nanotubes |
| 10/07/2004 | US20040195092 Sinter-bonded direct pin connections for inert anodes |
| 10/07/2004 | US20040195091 Mechanical attachment of electrical current conductor to inert anodes |
| 10/07/2004 | US20040194574 Pouring molten material into electrochemical reactor, covering with electrolyte and deoxidizing; purity, low cost |
| 10/06/2004 | EP1463848A2 Stabilisation of molten metal / molten electrolyte systems |
| 10/06/2004 | EP1463692A1 Method for the production of cathode blocks |
| 10/06/2004 | EP1392891B1 Aluminium electrowinning cells having a drained cathode bottom and an aluminium collection reservoir |
| 10/06/2004 | EP1392890A4 Electrolytic reduction of metal oxides |
| 10/06/2004 | EP1366218B1 Electrorefining process for separating metals |
| 10/06/2004 | CN2646157Y Structure of aluminium electrolysis shop and factory building |
| 10/06/2004 | CN1535326A Methods of forming titanium-based and zirconium-based mixed-metal materials and sputtering targets |
| 10/06/2004 | CN1170009C Prep. Process of cathode titanium boride coating for aluminum cell |
| 10/05/2004 | US6800192 Cells for the electrowinning of aluminium having dimensionally stable metal-based anodes |
| 10/05/2004 | US6800191 For use in electrolytic production of aluminum from alumina dissolved in molten salt electrolyte |
| 10/03/2004 | CA2424388A1 Method and apparatus for dispersing alumina in a molten electrolyte contained in an aluminum reduction cell |
| 09/30/2004 | WO2004083489A1 Electrolysis cell and structural elements to be used therein |
| 09/30/2004 | WO2004083488A2 Electrolytic cell for production of aluminum from alumina |
| 09/30/2004 | WO2004082355A2 Method for the manufacture of an inert anode for the production of aluminium by means of fusion electrolysis |
| 09/30/2004 | WO2004018734A3 Cast ceramic anode for metal oxide electrolytic reduction |
| 09/30/2004 | WO2003056068A3 Graphitized cathode blocks |
| 09/30/2004 | US20040191007 Method and a system for distribution of fluidisable materials |
| 09/30/2004 | US20040188270 Hydrogen/oxygen generating system with temperature control |
| 09/30/2004 | US20040188259 Design of deposits to ajust for defects in working surfaces; electrochemistry |
| 09/30/2004 | CA2518929A1 Electrolytic cell for production of aluminum from alumina |
| 09/29/2004 | EP1461477A1 Method for graphitizing cathode blocks |
| 09/29/2004 | EP1461476A1 Method for the graphitization of cathode blocks |
| 09/29/2004 | CN2644436Y Ventilation structure for end socket cell shell of aluminum cell |
| 09/28/2004 | US6797148 Drained-cathode aluminium electrowinning cell with improved electrolyte circulation |
| 09/23/2004 | WO2004081260A1 High swelling ramming paste for aluminum electrolysis cell |
| 09/23/2004 | WO2004074551A3 Inert anode designs for reduced operating voltage of aluminum production cells |
| 09/23/2004 | US20040182718 Consumable electrode |
| 09/22/2004 | CN2642793Y Electrolytic aluminium pre-roasting anode asphalt melting stirring device |
| 09/22/2004 | CN1531607A Method for regulating electrolysis cell |
| 09/16/2004 | WO2004079227A1 Actuator for displacing an anode frame of an electrolysis cell for the production of aluminium |
| 09/16/2004 | WO2004079046A2 Handling gripper for an electrolysis cell service machine for the production of aluminium |
| 09/16/2004 | WO2004078303A2 Process for separating metals |
| 09/16/2004 | US20040178080 Low temperature alkali metal electrolysis |
| 09/16/2004 | US20040178079 Arrangement of anode for utilisation in an electrolysis cell |
| 09/16/2004 | US20040178063 used for the monolithic side slopes and in the joints between the cathode blocks; comprising a mixture of pitch, a light oil and a carbonaceous aggregate, said aggregate containing anthracite and crushed anode butts or calcined coke |
| 09/16/2004 | CA2517148A1 Actuator for displacing an anode frame of an electrolysis cell for the production of aluminium |
| 09/15/2004 | EP1230435B1 Low temperature operating cell for the electrowinning of aluminium |
| 09/15/2004 | CN2641063Y Side sealing cover plate of electrolyzer |
| 09/15/2004 | CN2641062Y Union body structure of double anode |