| Patents for C25C 3 - Electrolytic production, recovery or refining of metals by electrolysis of melts (10,924) |
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| 06/28/2007 | US20070144617 Non-carbon anodes |
| 06/28/2007 | US20070143981 Device for fixing a chute to a powder-product-feed hopper of an electrolytic cell |
| 06/28/2007 | CA2634521A1 Cathodes for aluminium electrolysis cell with expanded graphite lining |
| 06/27/2007 | EP1801264A1 Cathodes for aluminium electrolysis cell with expanded graphite lining |
| 06/27/2007 | CN1986898A Aluminium electrobath with inert electrode |
| 06/27/2007 | CN1986897A Preparing and assembling process of inert cermet anode for aluminium electrolysis |
| 06/27/2007 | CN1986896A High graphite content cathode carbon block for producing large aluminium product and its producing process |
| 06/27/2007 | CN1323280C Anode horizontal height-finding system with radio comparing base as platform |
| 06/27/2007 | CN1323192C Electrolytic aluminium production process by prebaked anode adhesive method |
| 06/26/2007 | US7235161 Stable anodes including iron oxide and use of such anodes in metal production cells |
| 06/26/2007 | CA2388206C Inert anode containing oxides of nickel, iron and cobalt useful for the electrolytic production of metals |
| 06/22/2007 | CA2572024A1 Apparatus for collection and removal of gases from an aluminum reduction cell |
| 06/21/2007 | US20070138445 a mixture of pitch, light oils, titanium diboride as a refractory hard material and an aggregate containing anthracite and crushed anode butts or calcined coke, used for joining components of electrolytic cells for the electrolysis of alumina for the production of aluminum |
| 06/20/2007 | EP1797223A2 Non-carbon anodes with active coatings |
| 06/20/2007 | EP0996773B1 A drained cathode cell for the production of aluminium |
| 06/20/2007 | CN2913389Y Collocation structure of aluminium electrolysis gas purification control system |
| 06/20/2007 | CN1985025A Electrodes useful for molten salt electrolysis of aluminum oxide to aluminum |
| 06/20/2007 | CN1982506A Electrolytic reduction of metal oxides such as titanium dioxide and process applications |
| 06/14/2007 | WO2007067061A1 A method and a device in connection with handling covers in a superstructure in an electrolytic cell |
| 06/14/2007 | US20070131560 electrochemically reducing titania and sintering to form a morphology of reduced titanium; agitating the electrolyte slurry using electrolytic cells; supplying pellets, powders of metal oxide and CaCL2-based electrolyte |
| 06/14/2007 | CA2630912A1 A method and a device in connection with handling covers in a superstructure in an electrolytic cell |
| 06/13/2007 | EP1794352A2 Electrolysis cell for producing alkali metal |
| 06/13/2007 | CN1980871A Method for producing fabricated parts based on beta-SIC for using in aggressive media |
| 06/12/2007 | CA2228561C Electrochemical preparation of sodium and aluminum chloride |
| 06/07/2007 | US20070127983 System for connecting two shafts in translation |
| 06/07/2007 | US20070125660 generating gas bubbles at the surface of electrodes in an electrolytic cell, to create turbulence, increasing mixing and restrict agglomeration of incoming alumina particles in the molten bath |
| 06/07/2007 | US20070125643 Facilitates rapid gas bubble movement to the centerline of the reduction cell to expedite dissolution of Al2O3, including fines that typically float on top of the bath; allows the pots to operate at a lower noise and reduced voltage and therefore lower power consumption and higher current efficiency |
| 06/06/2007 | CN2908532Y Open-close device of large prebaked anode cell pneumatic short-circuit mouth |
| 06/06/2007 | CN1977069A Scraper for a drilling taper of an electrolytic cell solution crust for use in aluminium production |
| 06/06/2007 | CN1975182A Special equipment ladle output siphon for aluminium liquor |
| 06/06/2007 | CN1974866A Fume purifying process and system for aluminium electrolyzing anode roaster |
| 06/06/2007 | CN1974865A Computerized method of remote monitoring temperature of aluminium electrobath casing |
| 06/06/2007 | CN1974864A Method of regulating single anode pole distance in aluminium electrobath based on energy saving |
| 06/06/2007 | CN1974863A Aluminium electrolyzing process |
| 06/06/2007 | CN1974862A Process of dipping graphite onto anode steel pawl |
| 06/06/2007 | CN1974819A Phosphorus-containing pig iron for electrolyzing aluminium |
| 06/06/2007 | CN1974029A Method for cleaning electrolyte in the bottom of residual electrolysis anode |
| 06/06/2007 | CN1320166C Process for preparing silicon carbide and optionally aluminum and silumin (Aluminum-silicon alloy ) |
| 06/05/2007 | US7226659 High wear resistant hard film |
| 05/31/2007 | WO2006010816A3 Small-sized service module for aluminium electrolysis factories |
| 05/30/2007 | EP1789609A1 Electrochemical reduction of metal oxides |
| 05/30/2007 | EP1789608A2 Electrolysis device for the production of alkali metal |
| 05/29/2007 | CA2344545C Method and device for a dry cleansing plant for aluminium reduction furnaces exhaust gas |
| 05/24/2007 | WO2007057534A2 Electrolytic cell with a heat exchanger |
| 05/24/2007 | US20070114134 applying an electric potential to separate 14 C from organic substances drug labelled or contaminated with 14 C; converting any carbon monooxide in the off-gas to CO2, absorbing CO2 using alkaline absorbers; radioisotope recovering; environmentally friendly |
| 05/24/2007 | US20070114126 System and method to forecast the electrical conductivity of anodes for aluminum production before baking |
| 05/24/2007 | CA2627956A1 Electrolytic cell with a heat exchanger |
| 05/23/2007 | CN2903924Y Measurer for technique parameter of prebaked aluminium electrolysis bath |
| 05/23/2007 | CN1966163A Fluid bed apparatus for continuously separating two kinds of solid phase mixer |
| 05/17/2007 | US20070110525 Method and a system of distribution of fluidizable materials |
| 05/16/2007 | EP1785509A1 Method and apparatus for producing metal by electrolysis of molten salt |
| 05/16/2007 | CN2900555Y Inclined mouth type material room structure of aluminum fine refining electrolytic bath |
| 05/16/2007 | CN2900554Y Automatic measuring instrument for electrolyte overheat degree |
| 05/16/2007 | CN2900520Y Cathode roasting furnace large wall structure |
| 05/16/2007 | CN2900519Y Metal frame structure for cathode roasting furnace lid |
| 05/16/2007 | CN2900068Y Punching rod |
| 05/16/2007 | CN1962954A Electrolytic tank for producing rare earth metal |
| 05/16/2007 | CN1316065C Reduction of metal oxides in an electrolytic cell |
| 05/10/2007 | CA2564789A1 Device and process for heating a primary material |
| 05/09/2007 | EP1781840A1 A method and equipment for heat recovery |
| 05/09/2007 | EP1781839A2 Small-sized service module for aluminium electrolysis factories |
| 05/09/2007 | EP1781441A1 Method and device for processing carbon bodies |
| 05/09/2007 | EP1088113B9 Electrolytic process for removing a substance from solid compounds |
| 05/09/2007 | CN2898061Y Streamline partial anode for aluminum electrolysis |
| 05/09/2007 | CN1961098A Electrochemical reduction of metal oxides |
| 05/09/2007 | CN1958859A Method for extracting titanium from electrolyzed molten salt |
| 05/09/2007 | CN1958858A Refuse separatioon furnace |
| 05/09/2007 | CN1958857A Method for preparing carbon block of cathode capable of being humidified |
| 05/03/2007 | US20070095672 Method of controlling aluminum reduction cell with prebaked anodes |
| 05/02/2007 | CN2895441Y Limiting device for aluminium guide bar |
| 05/02/2007 | CN1957643A Fracture resistant electrodes for a carbothermic reduction furnace |
| 05/02/2007 | CA2566831A1 Method of controlling aluminum reduction cell with prebaked anodes |
| 05/01/2007 | CA2210761C Coating composition for a carbonaceous material, and resulting coating |
| 04/26/2007 | US20070089991 Automatic process control; facility for automatically selecting and refining electrical parameters for processing a microelectronic workpiece |
| 04/25/2007 | EP1776491A1 Production of titanium |
| 04/25/2007 | CN2892893Y Aluminium refining electrolytic cell anti-leakaging thermal insulation and magnesium brick type inside lining structure |
| 04/25/2007 | CN2892892Y Electrolytic cell cover with veiwing port |
| 04/25/2007 | CN2892891Y Prebaking electrolytic soft connection mounting device |
| 04/25/2007 | CN2892890Y Tilt tank-shape converyor hopper |
| 04/25/2007 | CN2892889Y Pneumatic chute converter |
| 04/25/2007 | CN2892888Y Steel bar structure for improving aluminium electrolytic cell cathode current density |
| 04/25/2007 | CN2892887Y Electrolytic cell polar seam cleaning working safety protection pedal |
| 04/25/2007 | CN2892760Y Loading and unloading station vehicle driving spacing mechanism |
| 04/25/2007 | CN1312322C A method for providing a protective coating for carbonaceous components of an electrolysis cell |
| 04/24/2007 | US7208075 Reduction of metal oxides in an electrolytic cell |
| 04/19/2007 | WO2007042780A2 Actuator assembly |
| 04/19/2007 | US20070086937 Use of a silicon carbide-based ceramic material in aggressive environments |
| 04/18/2007 | EP1774062A2 Scraper for a drilling taper of an electrolytic cell solution crust for use in aluminium production |
| 04/18/2007 | CN2890088Y Graphite single-cathode assembling block |
| 04/18/2007 | CN2890087Y Aluminium electrolysis tank |
| 04/18/2007 | CN1950547A Graphite electrode for electrothermic reduction furnaces, electrode column, and method of producing graphite electrodes |
| 04/12/2007 | WO2007004075A3 Module busbar arrangement for powerful aluminum electrolytic cells |
| 04/11/2007 | CN2888630Y Separated synchronous interlocked large-current DC loaded switch group |
| 04/11/2007 | CN2887894Y Anode electrode in aluminium cell |
| 04/11/2007 | CN2887893Y Forced anti-deformation device for aluminium cell shell |
| 04/11/2007 | CN1309873C Low temp alkali metal electrolysis |
| 04/10/2007 | US7201853 Applying photoresist polymer to substrate; curing; etching; forming projections |
| 04/10/2007 | CA2242387C A method and apparatus for applying a treating liquid to a porous body |
| 04/05/2007 | WO2006030092A8 Method of changing an anode of a cell for the production of aluminium by means of electrolysis, including an adjustment of the position of the anode, and device for performing same |
| 04/04/2007 | CN2886882Y Installation configuration of rectification transformer substation in aluminum electrolysis plant |