Patents
Patents for C25C 7 - Constructional parts, or assemblies thereof, of cells; Servicing or operating of cells (6,884)
12/2004
12/09/2004US20040250323 Electrolytic cell; for non-detergent washing using electrolyzed water as disinfectant detergent, softening a solution of alkali metal ion and carbonate and/or bicarbonate ion to precipitate magnesium or calcium carbonate and calcium bicarbonate
12/09/2004US20040245113 Electrochemical cell containing anolyte and catholyte compartments separated by a selective membrane that prevents ionic metals from migrating from the catholyte compartment to the anolyte compartment; latent whiskering is minimized and/or eliminated
12/09/2004US20040245112 Apparatus and method for plating a substrate
12/08/2004EP1483433A1 Anode for oxygen evolution and relevant substrate
12/08/2004EP1483432A1 Hanger bar
12/08/2004EP1483431A1 Minimising carbon transfer in an electrolytic cell
12/08/2004EP1230437B1 Inert anode containing oxides of nickel, iron and zinc useful for the electrolytic production of metal
12/08/2004CN2661709Y Plate slot fixing support for zinc electrolysis anode
12/08/2004CN2661708Y Novel insulating guide body for zinc cell plate
12/02/2004US20040238372 Manufacturing solar cell quality material; high temperature electrolysis of quartz using calcium chloride/calcium oxide salt melt; simple, low cost
12/02/2004US20040237711 Continuous thermal electrolytic reduction of titanium oxide using molten calcium chloride and calcium oxide; controlling dissolved oxygen concentration; low cost commercial production
12/02/2004US20040237710 Producing such as aluminum and magnesium metal with very low levels of oxygen using calcium chloride electrolyte
12/01/2004EP1481401A1 Electrochemical cell for metal production
12/01/2004CN1551929A Electrolytic production of high purity aluminum using ceramic inert anodes
11/2004
11/25/2004US20040232002 Method for the improvements of current efficiency in electrolysis
11/25/2004US20040231978 Electrode attachment to anode assembly
11/25/2004CA2525106A1 Element for handling electrode connectors for electrolytic cells which are used for the production of aluminium
11/24/2004CN1548587A Inert ceramet anode for electrolyzing molten salt and its prepn
11/24/2004CN1548585A Composite diaphragm for electrolyzing Co and its prepn
11/23/2004US6821405 Maintaining perpendicular orientation; employing vertical and horizontal movement; reduced wear and corrosion
11/23/2004US6821312 Cermet inert anode materials and method of making same
11/16/2004US6818119 Electrolysis and ion exchange followed by melting to produce pure metals
11/16/2004US6818106 Inert anode assembly
11/11/2004WO2004097076A1 Cathode plate
11/11/2004WO2004097075A1 Methods & apparatus for cathode plate production
11/11/2004WO2004097074A2 Process and apparatus for positioning replacement anodes in electrolytic cells
11/11/2004CA2524878A1 Cathode plate
11/10/2004CN2654621Y Automatic cathode lifting device of fused salt electrolysis production of rare earth alloy
11/09/2004US6814847 Method and apparatus for electro-deposition of metal
11/09/2004US6814841 Controlling aperture valve in response to pressure
11/04/2004WO2004095643A2 Nickel foam pin connections for inert anodes
11/04/2004WO2004094697A1 Mechanical attachment of electrical current conductor to inert anodes
11/04/2004WO2004094098A1 Sinter-bonded direct pin connections for inert anodes
11/04/2004CA2519257A1 Nickel foam pin connections for inert anodes
11/03/2004EP1472173A1 Method and apparatus for transferring sheet-like objects
11/02/2004US6811591 Autonomous system and method for efficiently collecting fugitive airborne emissions from open vessels
10/2004
10/28/2004WO2004082355A3 Method for the manufacture of an inert anode for the production of aluminium by means of fusion electrolysis
10/28/2004WO2004079840A3 Three-dimensional flow-through electrode and electrochemical cell
10/28/2004US20040211663 Process and apparatus for positioning replacement anodes in electrolytic cells
10/27/2004CN1540038A Electrolysis unit for electrorefining metal from water solution of chloride
10/27/2004CN1173076C Process for purifying gold by use of controllable pulse and auxiliary electrode
10/20/2004EP1194612A4 Electrowinning cell incorporating metal ion filtration apparatus
10/19/2004US6805777 Mechanical attachment of electrical current conductor to inert anodes
10/13/2004CN1170962C Transverse conveyor for electrodes
10/13/2004CN1170960C Electrolytic batteries for production of alkali metals
10/12/2004US6802948 Copper electrowinning
10/07/2004US20040198103 Nickel foam pin connections for inert anodes
10/07/2004US20040195092 Sinter-bonded direct pin connections for inert anodes
10/07/2004US20040195091 Mechanical attachment of electrical current conductor to inert anodes
10/07/2004US20040194574 Pouring molten material into electrochemical reactor, covering with electrolyte and deoxidizing; purity, low cost
10/06/2004EP1463848A2 Stabilisation of molten metal / molten electrolyte systems
10/06/2004EP1392890A4 Electrolytic reduction of metal oxides
10/06/2004EP1366218B1 Electrorefining process for separating metals
10/06/2004CN2646158Y Fusible polytetrafluoroethylene flexible hose
09/2004
09/30/2004WO2004082355A2 Method for the manufacture of an inert anode for the production of aluminium by means of fusion electrolysis
09/30/2004WO2004033061A3 Fluorine separation and generation device
09/30/2004WO2004024634A3 Mediated electrochemical oxidation of inorganic materials
09/30/2004DE10311905A1 Foot contact e.g. for electrolysis cell, has contact leg inclined to lowering direction, movable axially on short-circuit frame against spring force with contact element with preferably curved, e.g. circular, contact surfaces
09/28/2004US6797133 Mobile zinc cathode stripping system
09/28/2004CA2221779C Redox control in the electrodeposition of metals
09/21/2004US6793783 Element for separating an electrolytic tank
09/16/2004WO2004079840A2 Three-dimensional flow-through electrode and electrochemical cell
09/16/2004WO2004078303A2 Process for separating metals
09/16/2004WO2004007805A3 Spouted bed electrode cell for metal electrowinning
09/16/2004US20040178080 Low temperature alkali metal electrolysis
09/09/2004US20040173470 Reduction of metal oxides in an electrolytic cell
09/09/2004US20040173453 Method for improving the quality of cathodes in electrolysis
09/08/2004CN1527891A Mobile zinc cathode stripping system
09/07/2004US6787008 Hydrogen generating cell with cathode
09/02/2004WO2004074552A1 Molten salt electrolytic cell and method for producing zinc
09/02/2004WO2004073893A2 Gas gate for isolating regions of differing gaseous pressure
09/02/2004US20040168922 Discrete particle electrolyzer cathode and method of making same
09/02/2004US20040168909 Efficient supplying current; rods of electroconductive material such as graphite; determination spacings; water treatment ; metallurgy ; pollution control
09/01/2004CN2637504Y Copper anode plate shaping machine
08/2004
08/26/2004WO2004049467A3 Inert anode assembly
08/26/2004US20040163966 Milling ;ongitudinally extending groove inelongated hanger bar; inserting starter sheet; welding to a bead; brazing; applying corrosion resistant protective coating over joint
08/25/2004EP1448812A1 Hydrogen generating cell with cathode subassembly construction
08/25/2004EP1272690B1 Electrolyte and diaphragm for fused salt electrolysis
08/25/2004EP1252372A4 Method and apparatus for removing thimbles from the stubs of an anode
08/19/2004US20040159544 High temperature, carbon monoxide-tolerant perfluorosulfonic acid composite membranes and methods of making same
08/19/2004US20040159285 Gas gate for isolating regions of differing gaseous pressure
08/18/2004CN1522315A Reduction of metal oxides in an electrolytic cell
08/11/2004EP1445350A1 Method and apparatus for smelting titanium metal
08/11/2004CN1519395A Electrolytic appts. and electrolytic treatment method
08/11/2004CA2418629A1 Green anode
08/10/2004US6773574 Controlling the ram force to a preset maximum value to stop the rams when contacting the stubs; then advancing at the same speed to push the stubs through the thimble; avoids bending of carbon anode yoke; aluminum smelting
08/05/2004WO2002097170B1 Mobile zinc cathode stripping system
08/04/2004EP1368514B1 Cathode for copper electrorefining or electrowinning
08/04/2004CN2630263Y Glass-steel grille resin concrete electrolytic tank
08/03/2004US6770187 Method for electrochemically producing an alkali metal from an aqueous solution
07/2004
07/28/2004CN1516753A Method for improvement of current efficiency in electrolysis
07/28/2004CN1516752A Method for improving quality of cathodes in electrolysis
07/22/2004US20040140222 Electrolyzer immersed in electrolyte including dissolved metal isenergized by a power supply and cell voltage across anode and cathode is monitored; durability, shelf life
07/15/2004US20040134785 Advanced high-throughput electrorefiner design
07/14/2004CN2625395Y Dynamic electrolyzing machine for regenerating and treating waste and old hard alloy
07/08/2004WO2004057692A1 Double layer oxygen electrode and method of making
07/08/2004WO2004057059A1 Electrode edge strip protector
07/08/2004WO2003093538A8 Reducing power consumption in electro-refining or electro-winning of metal
07/08/2004US20040130076 System for direct electrowinning of copper
07/08/2004US20040129569 Electrolytic processing apparatus and electrolytic processing method
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