Patents for C25C 7 - Constructional parts, or assemblies thereof, of cells; Servicing or operating of cells (6,884) |
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04/27/2005 | CN1198972C Element for separating electrolytic tank |
04/27/2005 | CN1198967C Improved diaphragm chlor-alkali electrolysis cell |
04/21/2005 | WO2005035444A2 Electro-catalysts for the oxidation of ammonia in alkaline media |
04/21/2005 | US20050084746 electrolytic cells including an enclosure, fill tubes, closures, anodes, cathodes and electrolytes, formed by welding the fill tubes to the inner face of the covers |
04/14/2005 | WO2005033372A1 Method of manufacturing diaphragm element and diaphragm element |
04/14/2005 | WO2005033371A2 Apparatus and method for treatment of metal surfaces by inorganic electrophoretic passivation |
04/14/2005 | WO2003091463A8 Method for the recovery of gold |
04/14/2005 | CA2540740A1 Method of manufacturing diaphragm element and diaphragm element |
04/13/2005 | EP1521867A2 Spouted bed electrode cell for metal electrowinning |
04/13/2005 | EP1521865A1 Electrolytic process and apparatus |
04/13/2005 | CN1196813C Electrode with high-adhesiveness surface catalytic layer |
04/12/2005 | US6878246 Nickel foam pin connections for inert anodes |
04/12/2005 | US6878207 Gas gate for isolating regions of differing gaseous pressure |
04/07/2005 | WO2005031041A1 Electrochemical reduction of metal oxides |
04/07/2005 | CA2540234A1 Electrochemical reduction of metal oxides |
04/06/2005 | EP1483432A4 Hanger bar |
04/06/2005 | CN2690421Y Electrolyte transfusion tube rubber rack |
04/06/2005 | CN1195903C Arrangement for treating solids settled on bottom of electrolytic tank |
04/06/2005 | CN1195902C Arrangement for cleaning bottom of electrolytic tank |
04/06/2005 | CN1195901C Molten salt bath circulation design for an electrolytic cell |
03/31/2005 | US20050067299 Electrolytic method in diaphragm-type cell |
03/31/2005 | US20050067291 High purity electrolytic copper and its production method |
03/31/2005 | US20050067289 Ion exchanger; surface smoothness; removing residues from workpiece |
03/30/2005 | EP1137824B1 Device for separating metal deposit from a cathode |
03/29/2005 | US6872288 Apparatus for controlling flow in an electrodeposition process |
03/29/2005 | US6872287 Electrochemical cell |
03/24/2005 | WO2005026413A1 Electrode to be used in electrolytic refining and method for manufacturing the same |
03/24/2005 | WO2005026412A1 An electrolytic cell for removal of material from a solution |
03/24/2005 | US20050061676 System for electrochemically processing a workpiece |
03/24/2005 | CA2539161A1 An electrolytic cell for removal of material from a solution |
03/23/2005 | CN2687142Y Plastic integral nonferrous metallurgical electrolytic tank |
03/23/2005 | CN1599693A Method and apparatus for transferring sheet-like objects |
03/22/2005 | US6869720 Method and apparatus for maintaining compression of the active area in an electrochemical cell |
03/17/2005 | US20050056547 utilizes a fixed resin-wafer and electrodeionization (EDI) technology to form a separative reactor that carries out the separation and reaction in a single stage process |
03/10/2005 | WO2005021837A1 Use of infrared imaging to reduce energy consumption and fluoride gas evolution |
03/10/2005 | WO2005021809A1 Method and apparatus for producing metal |
03/10/2005 | US20050053818 Silica dispersed in polymer; fuel cells |
03/10/2005 | US20050051425 Electroplating apparatus with functions of voltage detection and flow rectification |
03/10/2005 | US20050050989 Molten bath electrolyte, anode, cathode; applying potential to electrolytic cell; removing metal |
03/03/2005 | WO2005019502A1 Gas sparging |
03/03/2005 | CA2536117A1 Gas sparging |
03/02/2005 | EP1509349A1 Method for producing a mold and a device for casting anodes |
03/01/2005 | US6860983 Electrowinning and metal electrodeposition on the cathodes, by leaching a metal compound with an acid, salt formation, deoxygenation |
02/24/2005 | US20050040047 Adjusting the feeding of aluminum fluoride to the electrolyte by detecting the temperature; repair the crust hole by covering with solid particles, electrolysis of alumina to produce aluminum; energy efficiency and to reduce fluoride emissions; electrochemical process |
02/17/2005 | WO2005014888A1 Oxide electrolyzing electrolysis device |
02/17/2005 | US20050036872 Method and apparatus for transferring sheet-like objects |
02/16/2005 | CN2679168Y Rare-earth electrolytic graphite rod cathode |
02/15/2005 | US6855234 Sinter-bonded direct pin connections for inert anodes |
02/10/2005 | WO2004097074A3 Process and apparatus for positioning replacement anodes in electrolytic cells |
02/10/2005 | US20050031927 Polyelectrolyte membrane, method for its production and fuel cell using said polyelectrolyte membrane |
02/09/2005 | CN1576396A Apparatus and method for molten salt electrolytic bath control |
02/09/2005 | CN1188549C Device for separating metal deposit from cathode |
02/09/2005 | CN1188351C Electrolytic hydrogen dissolved water, and method and apparartus of production thereof |
02/03/2005 | WO2004078303A3 Process for separating metals |
02/02/2005 | CN1572911A Apparatus and method for plating a substrate |
02/01/2005 | US6849172 Electrolytic process and apparatus |
02/01/2005 | CA2299960C Solution purification method for electrolyte |
01/27/2005 | WO2005008806A2 Photoelectrolysis of water using proton exchange membranes |
01/26/2005 | CN1571866A Method and apparatus for smelting titanium metal |
01/26/2005 | CN1186479C Method for manufacturing of cathode suspension bar |
01/25/2005 | US6846395 Edge insulating member for electrode plate, method of locking and unlocking the edge insulating member, and edge insulating member installation jig |
01/25/2005 | US6846393 Electrolysis cells |
01/20/2005 | WO2004038071A3 Coatings for the inhibition of undesirable oxidation in an electrochemical cell |
01/20/2005 | US20050011766 Automatic melting electrolytes; detection electrical resistance; calibration |
01/19/2005 | EP1498514A1 Apparatus and method for molten salt electrolytic bath control |
01/19/2005 | EP1497483A1 Platinum electrode and method for manufacturing the same |
01/19/2005 | EP1497473A1 Method for the recovery of gold |
01/18/2005 | US6844106 Electrochemical cell with reduced height fillport |
01/18/2005 | US6843896 Electrolysis and ion exchange followed by melting to produce a pure metal |
01/13/2005 | WO2005003411A1 Tin alloy electroplating system |
01/13/2005 | US20050008927 Method and apparatus for maintaining compression of the active area in an electrochemical cell |
01/13/2005 | US20050005963 Photoelectrolysis of water using proton exchange membranes |
01/12/2005 | CN2670381Y Anion-exhange membrane multistage continuous electrolytic bath |
01/12/2005 | CN1563501A Integer type electrolysis bath made from plastic for use in smelting non-ferrous metal |
01/12/2005 | CN1184357C Method of preparing gradient function composite anode material |
01/06/2005 | WO2005001165A1 Falling bed cathode cell for metal electrowinning |
01/06/2005 | US20050000820 Apparatus and method for processing a substrate |
01/06/2005 | US20050000800 Gas liquid phase separator with improved pressure control |
01/05/2005 | EP1494307A1 Polyelectrolyte membrane, method for its production and fuel cell using said polyelectrolyte membrane |
01/05/2005 | EP1492906A1 Transfer and insulation device for electrolysis |
01/05/2005 | EP1492905A1 Reduction of metal oxides in an electrolytic cell |
01/04/2005 | CA2258607C Apparatus and method for copper extraction by in-situ electrolysis in heap-leaching of ores |
12/29/2004 | WO2004113593A1 Electrochemical reduction of metal oxides |
12/29/2004 | EP1490534A2 Prevention of dissolution of metal-based aluminium production anodes |
12/29/2004 | EP1257679B1 Electrolytic reduction of metal oxides such as titanium dioxide and process applications |
12/29/2004 | EP1049818B1 Non-carbon metal-based anodes for aluminium production cells |
12/29/2004 | CN1182278C Method for producing soluble copper in the production of electrolytic copper foil |
12/28/2004 | US6835489 Double layer oxygen electrode and method of making |
12/28/2004 | US6835295 Electroplating; improved efficiency |
12/23/2004 | WO2004112214A2 Methods for use of a photobiofuel cell in production of hydrogen and other materials |
12/23/2004 | US20040256238 Capable of increasing the in-plane uniformity of film thickness by making a more uniform electric field distribution over the entire surface to be processed, even if the substrate has a large area, and more uniformly controlling the speed |
12/22/2004 | EP1489192A1 Electrolytic reduction of metal oxides such as titanium dioxide and process applications |
12/22/2004 | CN1181225C Electrolytic cell with bipolar electrodes |
12/16/2004 | WO2004095643A3 Nickel foam pin connections for inert anodes |
12/16/2004 | WO2004073893A3 Gas gate for isolating regions of differing gaseous pressure |
12/15/2004 | EP1364078B1 A material for a dimensionally stable anode for the electrowinning of aluminium |
12/15/2004 | CN2663435Y Smelt negative plate brushing machine |
12/15/2004 | CN2663434Y Negative-positive plate conjuncted casing |
12/15/2004 | CN1180131C Zinc electrolytic bath electrode plate insulation guide frame |
12/14/2004 | CA2336685C Molten salt electrolytic cell having metal reservoir |