| Patents for C25C 3 - Electrolytic production, recovery or refining of metals by electrolysis of melts (10,924) |
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| 01/05/2006 | WO2006001699A1 Method and means for improving electrolysis cell operation |
| 01/05/2006 | WO2006000276A1 Graphite electrode for electrothermic reduction furnaces, electrode column, and method of producing graphite electrodes |
| 01/05/2006 | US20060003084 Protection of metal-based substrates with hematite-containing coatings |
| 01/05/2006 | US20060000716 Tuning electrodes used in a reactor for electrochemically processing a microelectronic workpiece |
| 01/05/2006 | CA2572300A1 Production of titanium |
| 01/04/2006 | CN2749891Y Ball type hermetic constant-volume feeding device for electrolyzing aluminum |
| 01/03/2006 | CA2173860C Refractory slab joining system |
| 12/29/2005 | WO2005033369A3 Method and system for controlling addition of powdery materials to the bath of an electrolysis cell for the production of aluminium |
| 12/29/2005 | DE102004039879B3 Electrolytic assembly for the separation of an alkaline metal from a mercury alloy in liquid state is fabricated as tubular steel casting |
| 12/28/2005 | EP1609215A2 Nickel foam pin connections for inert anodes |
| 12/28/2005 | EP1608798A2 Aluminium electrowinning cells with metal-based anodes |
| 12/28/2005 | CN2748477Y Fume collecting hood of aluminum cell |
| 12/28/2005 | CN2748476Y Alumina content distributing device in dry purification process for aluminum electrolytic flue gas |
| 12/28/2005 | CN1712571A Pure titanium production from titanium monoxide/titanium carbide soluble solid anode electrolysis |
| 12/28/2005 | CN1233878C Electrorefining trough mixture roasting starting method |
| 12/28/2005 | CN1233877C Electrorefining trough roasting starting method |
| 12/22/2005 | WO2005121044A2 METHOD FOR PRODUCING FABRICATED PARTS BASED ON β-SIC FOR USING IN AGGRESSIVE MEDIA |
| 12/22/2005 | WO2005121043A1 Base composition for producing shaped refractory objects based on sic, method for the production thereof, moulded objects, and corresponding uses |
| 12/22/2005 | WO2005033370A3 Method for connecting a ceramic or ceramic-based inert anode and a connecting conductor |
| 12/22/2005 | WO2005033368A3 Device and method for connecting inert anodes for the production of aluminium by fused-salt electrolysis |
| 12/22/2005 | US20050279627 Electrodes useful for molten salt electrolysis of aluminum oxide to aluminum |
| 12/22/2005 | CA2566869A1 Method for producing fabricated parts based on .beta.-sic for using in aggressive media |
| 12/21/2005 | CN2747231Y Scraper circulation chain for chlorine pipeline of magnesium electrolyzing unit |
| 12/21/2005 | CN2747230Y Electrolytic aluminium smake purification and raw material feeding apparatus |
| 12/21/2005 | CN2747229Y Electrolytic aluminium smoke purification and raw material feeding apparatus |
| 12/21/2005 | CN1711373A Minimizing carbon transfer in an electrolytic cell |
| 12/21/2005 | CN1711372A A method for operating one or more electrolysis cells for production of aluminium |
| 12/20/2005 | US6977120 Hydrogen/oxygen generating system with temperature control |
| 12/20/2005 | US6977031 Anode assembly |
| 12/15/2005 | WO2005118916A2 High stability flow-through non-carbon anodes for aluminium electrowinning |
| 12/14/2005 | EP1604050A1 High swelling ramming paste for aluminum electrolysis cell |
| 12/14/2005 | CN2745958Y Automatic measuring machine for electrolysis technological parameter of aluminium electrolytic tank |
| 12/14/2005 | CN2745957Y Short circuit device of electrolytic tank |
| 12/14/2005 | CN2745956Y Connecting structure of exhaust pipe of pneumatic flow channel balancing device for preventing blockage of main flue tube |
| 12/14/2005 | CN2745955Y General allocation structure of operating machine rotary feed bin tool car for electrolytic tank |
| 12/14/2005 | CN2745954Y Four linkage shell beater with variable length of operator for electrolytic tank |
| 12/14/2005 | CN2745953Y Leakage proof aluminium fluoride feeding box |
| 12/14/2005 | CN2745952Y Groove type water spray pipe of cooling machine |
| 12/14/2005 | CN2745951Y Water covering of cooling machine of easy water drainage |
| 12/14/2005 | CN2745950Y Anode clamping connecting device of changing anode mechanism of operating machine for electrolytic cell |
| 12/14/2005 | CN2745949Y Structure of fastener open close device |
| 12/14/2005 | CN2745948Y Structure of small box flastener open close spanner |
| 12/14/2005 | CN2745947Y Guiding roller set of changing anode device of operating machine for electrolytic tank |
| 12/14/2005 | CN2745946Y Allocation structure of changing anode mechanism of actuator for electrolytic tank |
| 12/14/2005 | CN2745945Y Anode carbon block stepping conveyor |
| 12/14/2005 | CN2745944Y Machine frame of anode carbon block stepping conveyor |
| 12/14/2005 | CN2745943Y Composite cathode conductive body structure of aluminium electrolytic tank |
| 12/14/2005 | CN2745942Y General equipment tool car of operating machine for electrolytic tank |
| 12/14/2005 | CN2745941Y Metal lithium electrolytic tank |
| 12/14/2005 | CN1706989A Method of eliminating non-metal enclosure from aluminium melt extracted from electrolytic aluminium slag |
| 12/14/2005 | CN1231614C Cermet inert anode material of cuprous oxide group for electrolyzing aluminium |
| 12/13/2005 | US6974534 Process for preparing silicon and optionally aluminum and silumin (aluminum-silicon alloy) |
| 12/08/2005 | US20050271936 Calcium aluminate clinker as a refractory aggregate with and without barium addition and use thereof |
| 12/08/2005 | US20050269202 Prevention of dissolution of metal-based aluminium production anodes |
| 12/07/2005 | EP1601820A2 Method for the manufacture of an inert anode for the production of aluminium by means of fusion electrolysis |
| 12/07/2005 | EP1601819A2 Process for separating metals |
| 12/07/2005 | EP1481115B1 Graphitized cathode blocks |
| 12/07/2005 | CN2744696Y Power supply cabinet controlled by electrolytic cell |
| 12/07/2005 | CN2744695Y Anode arrangement of 320KA aluminum electrolytic cell |
| 12/07/2005 | CN1230574C Cathode carbon block of aluminium electrolytic bath and its producing method |
| 12/06/2005 | CA2357717C Aluminium electrowinning cells with oxygen-evolving anodes |
| 12/01/2005 | US20050266735 Element for handling connectors for electrolytic cells which are used for the production of aluminum |
| 12/01/2005 | US20050262964 Cast cermet anode for metal oxide electrolytic reduction |
| 11/30/2005 | CN1229524C Guide rod clamping mechanism in anode bus lifting device |
| 11/30/2005 | CN1229523C Process for producing cathode carbon block for aluminum electrolyte tank |
| 11/30/2005 | CN1229522C Method and apparatus for production of silicon, silumin and/or aluminium metal |
| 11/29/2005 | CA2360094C High-strength low-alloy steel anodes for aluminium electrowinning cells |
| 11/24/2005 | WO2005112511A1 Fracture resistant electrodes for a carbothermic reduction furnace |
| 11/23/2005 | EP1597494A1 Actuator for displacing an anode frame of an electrolysis cell for the production of aluminium |
| 11/23/2005 | EP1597188A2 Handling gripper for an electrolysis cell service machine for the production of aluminium |
| 11/23/2005 | CN2741993Y Adding device for anode covering material |
| 11/23/2005 | CN1699632A Mother link arrangement for starting mixture roasting in an aluminium cell |
| 11/23/2005 | CN1699631A Electrolytic aluminium carbon electrode and making method thereof |
| 11/17/2005 | US20050254545 Graphite electrode for electrothermic reduction furnaces, electrode column, and method of producing graphite electrodes |
| 11/17/2005 | US20050253118 Fracture resistant electrodes for a carbothermic reduction furnace |
| 11/17/2005 | US20050252585 Cast ceramic anode for metal oxide electrolytic reduction |
| 11/16/2005 | EP1481401B1 Electrochemical cell for metal production |
| 11/16/2005 | CN1696352A Method for repairing liner on side of electrolytic tank without stopping the tank |
| 11/15/2005 | CA2358103C Electrolytic cell with improved alumina supply |
| 11/15/2005 | CA2275907C Process for recovering cf4 and c2f6 from a gas |
| 11/10/2005 | US20050247568 Method of controlling an aluminum cell with variable alumina dissolution rate |
| 11/09/2005 | EP1495160B1 Non-carbon anodes for aluminium electrowinning and other oxidation resistant components with slurry-applied coatings |
| 11/09/2005 | CN2739197Y Aluminium electrolytic tank control machine |
| 11/09/2005 | CN1226463C Electrorefining trough wet-process starting method |
| 11/09/2005 | CN1226190C Method for comprehensive utilization of coal gangue for producing alumina and electrolytic aluminium |
| 11/05/2005 | CA2506270A1 A method of controlling an aluminum cell with variable alumina dissolution rate |
| 11/03/2005 | WO2005103338A1 Production of iron/titanium alloys |
| 11/03/2005 | US20050241943 Lithium cobaltate forming positive electrode of lithium secondary battery is subjected together with lithium metal to reducing reaction in molten lithium chloride to produce lithium oxide and to precipitate cobalt or cobalt oxide; lithium oxide is subjected to electro-deposition to deposit lithium metal |
| 11/02/2005 | CN1690252A Power-saving method in rare-earth molten salt electrolysis |
| 10/26/2005 | EP1588443A2 Inert anode assembly |
| 10/26/2005 | EP1485521B1 Surface oxidised nickel-iron metal anodes for aluminium production |
| 10/26/2005 | CN1688752A Process for controlling anode effects during the production of aluminium |
| 10/26/2005 | CN1688751A Material for structural components of an electrowinning cell for production of metal |
| 10/26/2005 | CN1688750A Utilisation of oxygen evolving anode for Hall-Heroult cells and design thereof |
| 10/25/2005 | US6958115 Low temperature refining and formation of refractory metals |
| 10/20/2005 | WO2005098094A2 Series of electrolysis cells for the production of aluminium comprising means for equilibration of the magnetic fields at the ends of the lines |
| 10/20/2005 | WO2005098093A2 Cathode element for an electrolysis cell for the production of aluminium |
| 10/20/2005 | US20050230265 Aluminium electrowinning cell design with movable insulating cover sections |
| 10/19/2005 | CN1685085A Electrolytic cell leak limiter |
| 10/19/2005 | CN1685066A Producing metallic articles by reduction of nonmetallic precursor compounds and melting |