| Patents for C25B 15 - Operating or servicing of cells (4,262) |
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| 11/12/2000 | CA2271450A1 Hydrogen fuel replenishment process and apparatus |
| 11/12/2000 | CA2271448A1 Energy distribution network |
| 11/09/2000 | WO2000066811A1 Apparatus and method for electrolyzing water |
| 11/09/2000 | DE19921313A1 Verfahren zur Herstellung von Nickelhydroxiden A process for the production of nickel hydroxides |
| 11/02/2000 | WO2000009781A8 Spiral feed and discharge manifold for electrolytic cells |
| 10/17/2000 | US6132591 Method for removal of sulfate groups and chlorate groups from brine |
| 10/12/2000 | WO2000060140A1 Electrolytic cell using gas diffusion electrode and power distribution method for the electrolytic cell |
| 10/05/2000 | WO2000003448A8 Process for the removal of sulfate ions from an electrolyte |
| 09/26/2000 | US6123826 Using at least two magnets to remove about one third of the nickel and/or iron present in a caustic solution |
| 09/20/2000 | CN1056655C Electrolyzer with ion exchange membrane or diaphragm |
| 09/13/2000 | EP1034027A1 Method and device for water delsalinization |
| 09/12/2000 | US6117287 Electrochemical cell frame |
| 09/05/2000 | US6113757 Electrolytic cell for alkali hydroxide production |
| 08/30/2000 | EP1031646A2 Method for producing a mixed oxidant gas |
| 08/17/2000 | DE19905565A1 Elektrolyseur mit Teilentleerung des Elektrolyten Electrolyser with partial emptying of the electrolyte |
| 08/16/2000 | EP1028179A1 Electrolyzer with partial emptying of the electrolyte |
| 08/15/2000 | US6103092 Method for reducing metal ion concentration in brine solution |
| 08/09/2000 | EP1025282A1 Storage stable electrolytic gas generator for fluid dispensing applications |
| 08/09/2000 | CN2390894Y Electrode spacing compensating device for sewage treatment machine by electrolytic process |
| 07/27/2000 | WO2000042926A1 Polypectomy snare instrument with rotatable shaft |
| 07/26/2000 | CN1054893C Improved chlor-alkali diaphragm electrolysis process and relevant cell |
| 07/25/2000 | US6093292 Electrolyte producing apparatus with monitoring device |
| 07/20/2000 | DE19901884A1 Emergency shut-down process for pressurized electrolysis process minimizes the dangers arising from high pressures and hydrogen gas |
| 07/19/2000 | CN1054657C Method for producing acidated water-solution and chlorine dioxide containing chlorate ions |
| 07/12/2000 | CN1054403C Pessing filtering type electrolyzer |
| 07/06/2000 | WO2000039362A2 Means of maintaining compression of the active area in an electrochemical cell |
| 07/05/2000 | EP1015665A1 Electrolysis device |
| 07/05/2000 | CN1259175A Ion exchange membrane bipolar electrolyzer |
| 06/27/2000 | CA2174713C Removal of trace metal and metalloid species from brine |
| 06/14/2000 | EP1007765A1 Method and apparatus for generating a gas |
| 06/14/2000 | EP0975822A4 Direct current hydrogen generator, system and method |
| 06/08/2000 | WO2000032845A1 Electrolytic diaphragm cell |
| 06/07/2000 | EP0656074B1 Target electrode for preventing corrosion in electrochemical cells |
| 05/31/2000 | DE19954247A1 Tubular electrode stacking arrangement for an electrolytic cell having a gas diffusion electrode, useful for chlor-alkali production |
| 05/30/2000 | US6068741 Circulation of electrolyte from tube to pipe |
| 05/30/2000 | US6068740 Electrolytic cell for forming chlorine and sodium carbonate |
| 05/17/2000 | EP0632746B1 Electrolytic cell for generating sterilization solutions having increased ozone content |
| 05/11/2000 | WO2000026442A1 Membrane electrolytic cell with active gas/liquid separation |
| 05/11/2000 | CA2348394A1 Membrane electrolytic cell with active gas/liquid separation |
| 05/09/2000 | US6060196 Storage-stable zinc anode based electrochemical cell |
| 05/04/2000 | WO2000024950A1 Method of reducing the cathodic overvoltage of an electrolytic cell |
| 05/04/2000 | WO2000024949A1 Method of reducing the cathodic overvoltage of an electrolytic cell |
| 05/04/2000 | WO2000024674A1 Method for reducing metal ion concentration in brine solution |
| 05/04/2000 | DE19850071A1 Membran-Elektrolysezelle mit aktiver Gas-/Flüssigkeitstrennung Membrane electrolysis cell with active gas / liquid separation |
| 05/03/2000 | EP0997437A2 Reactor for treating liquids |
| 05/03/2000 | EP0892678A4 Apportioning system |
| 05/03/2000 | CN2376477Y Automatic water adding device for oxyhydrogen generator |
| 04/26/2000 | EP0995818A1 High pressure electrolyser module |
| 04/20/2000 | WO2000022191A1 High pressure electrolyser module |
| 04/20/2000 | CA2286628A1 Reactor for treating liquids |
| 04/18/2000 | US6051125 Supplying natural gas to anode side of electrolyzer to lower electricity consumption by either providing an auxilliary source of hydrogen resulting from syngas formation and then water-shifting or by burning out oxygen by-product on anode |
| 04/12/2000 | EP0991794A1 Ion exchange membrane bipolar electrolyzer |
| 04/12/2000 | EP0902847B1 Electrochemical half-cell with pressure compensation |
| 04/06/2000 | WO2000019554A1 Electrochemical cell |
| 03/30/2000 | WO2000017418A1 Natural gas-assisted steam electrolyzer |
| 03/30/2000 | CA2345070A1 Natural gas-assisted steam electrolyzer |
| 03/29/2000 | CN1050866C Process for separating sulphate in mother solution of electrolytic producing chlorate and process for producing sodium chlorate |
| 03/28/2000 | US6042704 Having gas permeable barrier with low moisture permeability positioned between chamber and gas generating cell |
| 03/22/2000 | EP0866768B1 Process for preparing siliceous alkali salt solutions |
| 03/21/2000 | US6039853 Electrochemical half-cell |
| 03/16/2000 | WO2000014303A1 Apparatus for electrolytic generation of gas |
| 03/15/2000 | EP0882815A4 Electrochemical plant |
| 03/15/2000 | CN1247481A Process for recovering organic hydroxides from waste solutions |
| 03/14/2000 | US6036838 Connnecting electrode segment to current source or drain so that the current flow generates a magnetic field around the conductor and measuring maganetic field as an indicator of conversion |
| 03/14/2000 | CA2093365C Membrane cell washing |
| 03/09/2000 | WO2000013193A1 Medical devices incorporating at least one element made from a plurality of twisted and drawn wires |
| 03/09/2000 | WO2000013192A1 Medical devices incorporating at least one element made from a plurality of twisted and drawn wires at least one of the wires being a nickel-titanium alloy wire |
| 03/07/2000 | US6033549 Method of electrolysis |
| 02/24/2000 | WO2000009781A1 Spiral feed and discharge manifold for electrolytic cells |
| 02/24/2000 | CA2334637A1 Spiral feed and discharge manifold for electrolytic cells |
| 02/10/2000 | WO2000006799A1 Method and apparatus for recovering a reaction product produced at a surface |
| 02/09/2000 | CN1049256C Method of preparing alkali-metal peroxide solutions |
| 02/02/2000 | EP0975822A1 Direct current hydrogen generator, system and method |
| 02/02/2000 | CN1243552A Wall-covering for electrolytic cells |
| 02/02/2000 | CN1049022C Electrolytic cell heads comprised of bulk polymerized cycloolefin monomers |
| 02/01/2000 | CA2143448C Electrolysis apparatus for producing hydrogen |
| 01/20/2000 | WO2000003448A1 Process for the removal of sulfate ions from an electrolyte |
| 01/20/2000 | WO2000002821A1 Device for transforming chemical structures in a fluid comprising a solvent and salts by ultrasonic action |
| 01/20/2000 | CA2337268A1 Device for transforming chemical structures in a fluid comprising a solvent and salts by ultrasonic action |
| 01/20/2000 | CA2337038A1 Process for the removal of sulfate ions from an electrolyte |
| 12/22/1999 | EP0965661A2 Anode mounting arrangement for a fluorine cell |
| 12/21/1999 | CA2100483C Membrane cell operation |
| 12/15/1999 | EP0963616A1 Method for determining materials conversion in electrochemical reactions and electrochemical unit |
| 12/14/1999 | US6001226 Electrochemical cell having split fluid and current feed |
| 12/14/1999 | CA2133702C Process for controlling sulfate ions in saline solutions |
| 12/09/1999 | WO1999062828A1 Fluids management system for water electrolysis |
| 12/02/1999 | WO1999061684A1 Electrochemical cell frame |
| 12/01/1999 | EP0960960A1 Ion exchange membrane electrolyzer |
| 11/30/1999 | US5993618 Device for generating oxygen or a mixture of ozone and oxygen |
| 11/23/1999 | USRE36402 Electrolysis of aqueous bromide salt solution pumped through canister housing anode and cathode while supplying direct current at first polarity, then temporarily disconnecting power to prevent deposit buildup prior to reversing polarity |
| 11/17/1999 | CN1235209A Ion exchange membrane electrolyzer |
| 11/16/1999 | CA2181613C Impurity removal from sodium chlorate |
| 11/16/1999 | CA2070856C Process for the purification of an aqueous solution of an alcaline metal chloride by the removal of ammonium nd iodide |
| 11/11/1999 | WO1999057335A1 Hydrogen electrochemical system environment |
| 11/09/1999 | US5980726 System separates electrical equipment from hydrogen source with wall, but employs positive pressure, to prevent introduction of hydrogen gas to electrical equipment; no need for explosion-proofing; producing hydrogen and/or electricity |
| 11/04/1999 | WO1999056334A1 Method for the integration of fuel cells into electrochemical plants |
| 11/03/1999 | EP0953069A1 Cell cover for electrolytic cells |
| 10/27/1999 | EP0951584A1 Wall-covering for electrolytic cells |
| 10/27/1999 | EP0951573A1 Method for extracting non-ferrous metals such as zinc by electrolysis and by adding substances containing phosphor |
| 10/26/1999 | US5972181 Comprising rigid core and flexible exterior of expanded metal fine mesh; for metal oxidation or reductions, oxidation of organic substituents, nitrate reduction, salt splitting |