| Patents for C25B 13 - Diaphragms; Spacing elements (2,681) |
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| 10/26/2000 | DE10016591A1 Electrolytic cells to generate hydrogen for automotive use in confined space comprises electrolysis gas generator unit having bank of hollow micro-fibres with each holding charge of electrolyte |
| 10/04/2000 | EP1040155A1 Method for producing a membrane used to operate fuel cells and electrolyzers |
| 08/29/2000 | US6110333 Composite membrane with highly crystalline porous support |
| 08/24/2000 | WO2000048718A1 Separation method and device with semi-permeable membranes comprising sulphonated polyimides |
| 08/24/2000 | CA2371786A1 Separation method and device with semi-permeable membranes comprising sulphonated polyimides |
| 08/23/2000 | EP0766752B1 Oxygen supply and removal apparatus |
| 08/15/2000 | US6103413 Bipolar plates for electrochemical cells |
| 08/10/2000 | WO2000046425A1 Liquid-permeable mutilayer membrane for electrolytic cell |
| 08/03/2000 | WO2000045447A2 Proton conducting membrane using a solid acid |
| 07/25/2000 | US6093442 Cathode for diaphragm chlor-alkali electrolysis cell |
| 07/12/2000 | CN1054403C Pessing filtering type electrolyzer |
| 07/05/2000 | EP1015665A1 Electrolysis device |
| 06/27/2000 | CA2185531C Oxygen supply and removal apparatus |
| 06/21/2000 | EP0896740B1 Process for the fabrication of electrochemical cell components |
| 06/20/2000 | US6077918 Preparing a phosphonium ionomer by reacting a brominated polyarylene sulfide and triphenylphosphine in the presence of a transition metal halide and a protic apolar liquid. |
| 06/08/2000 | WO2000033406A1 Membrane suitable for electrochemical cells |
| 06/08/2000 | DE19855889A1 Für elektrochemische Zellen geeignete Membran For electrochemical cells suitable membrane |
| 06/08/2000 | CA2353568A1 Membrane suitable for electrochemical cells |
| 06/07/2000 | CN1053234C Diaphragm for chloride alkaly eledtrolytic tank and its mfg. method |
| 05/31/2000 | CN1255248A Electrolytic reactor such as fuel cell with zeolite membrane |
| 05/31/2000 | CN1254769A Diaphragm and cathode assembly integrated body for chlorine-alkali electrolyzer |
| 05/16/2000 | CA2172323C Staged electrolyte membrane |
| 05/09/2000 | US6060196 Storage-stable zinc anode based electrochemical cell |
| 05/09/2000 | US6059944 Diaphragm for electrolytic cell |
| 05/09/2000 | US6059943 Composite membrane suitable for use in electrochemical devices |
| 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 |
| 04/18/2000 | US6051117 Reticulated metal article combining small pores with large apertures |
| 04/04/2000 | US6045668 Diaphragm chlor-alkali electrolysis cell |
| 03/30/2000 | WO2000017418A1 Natural gas-assisted steam electrolyzer |
| 03/30/2000 | CA2345070A1 Natural gas-assisted steam electrolyzer |
| 03/28/2000 | US6042704 Having gas permeable barrier with low moisture permeability positioned between chamber and gas generating cell |
| 03/22/2000 | EP0986832A1 Electrolytic reactor such as fuel cell with zeolite membrane |
| 03/22/2000 | EP0842216A4 Rechargeable battery polymeric electrolyte |
| 03/08/2000 | EP0984500A2 Reactor comprising a ceramic membrane for carrying out endothermic reactions and process for providing heat to endotermic reactions |
| 03/08/2000 | CN1246384A Ceramic membrane for endothermic reaction |
| 02/29/2000 | CA2281187A1 Ceramic membrane for endothermic reactions |
| 02/24/2000 | DE19937103A1 Process for selectively hydrogenating an organic compound used in the production of linalool by contacting the compound hydrogen-containing gas in the presence of a catalyst |
| 02/09/2000 | CN1244050A Polymer dielectric membrne, electrochemical unit and manufacture of polymer dielectric membrane |
| 02/02/2000 | CN2361642Y Multi-layer permeable film diaphragm for electrolytic bath |
| 01/26/2000 | EP0973809A1 Cross-linked sulphonated polymers and method for preparing same |
| 01/26/2000 | EP0973734A1 Crosslinkable bi-sulphonyl derivatives and their uses for preparing ion-exchanging membranes |
| 12/29/1999 | WO1999067447A1 Screen assembly for an electrochemical cell |
| 12/22/1999 | CN1239014A Syngas reactor with ceramic membrane |
| 12/08/1999 | EP0962423A1 Ceramic membrane reformer |
| 12/08/1999 | EP0962422A1 Syngas reactor with ceramic membrane |
| 12/08/1999 | CN1237533A Ceramic membrane reformer |
| 12/07/1999 | US5996976 Gas humidification system using water permeable membranes |
| 12/03/1999 | CA2273633A1 Ceramic membrane reformer |
| 12/01/1999 | EP0960960A1 Ion exchange membrane electrolyzer |
| 11/30/1999 | US5993907 On a polytetrafluoroethylene substrate; contacting substrate with aqueous dispersion of thermoplastic sulfonyl fluoride precursor of perfluorosulfonated salt or acid form ionomer |
| 11/25/1999 | WO1999060643A1 Bipolar plates for electrochemical cells |
| 11/25/1999 | CA2332807A1 Bipolar plates for electrochemical cells |
| 11/17/1999 | CN1235209A Ion exchange membrane electrolyzer |
| 11/17/1999 | CN1235061A Charge mosaic membrane, its production process, method of its use, and apparatus provided with the same |
| 11/17/1999 | CN1046556C Fluorine containing cation exchange membrane and use thereof in electrolysis |
| 11/09/1999 | US5981095 A fuel cell having a magnetically modified electrode with a surface coating of a magnetic composite material consisting of ion exchange resin, magnetic particles and catalyst, supplying the fuel to the electrode which reforms the fuel |
| 10/28/1999 | CA2236196A1 New improved ion exchange membranes, their methods of preparation and their uses |
| 10/27/1999 | CN1232719A Bimetal supported catalyst based on platinum or silver, its manufacturing process and its use for electrochemical cells |
| 10/20/1999 | EP0950075A1 Electrolytic membrane, method of manufacturing it and use |
| 10/19/1999 | US5968326 Using pulse laser deposition (pld) or reactive magnetron sputtering. |
| 10/19/1999 | CA2023032C Diagphragm, association of said diaphragm with a cathodic element, and method of production therefor |
| 10/13/1999 | CN1045689C Polymeric film |
| 09/15/1999 | EP0941760A1 Charge mosaic membrane, its production process, method of its use, and apparatus provided with the same |
| 09/10/1999 | WO1999045172A1 Method and device for obtaining synthesis gas |
| 09/09/1999 | DE19809119A1 Preparation of polymer used for membrane in fuel cell in high yield at high speed |
| 09/08/1999 | EP0940867A1 Bimetallic platinum or silver based supported catalyst, its preparation and use in electrochemical cells |
| 09/08/1999 | EP0853687B1 Composite membrane and use thereof for chemical synthesis |
| 09/08/1999 | EP0726970B1 Membrane-electrode structure for electrochemical cells |
| 09/02/1999 | WO1999044245A1 Ion conductive matrixes and their use |
| 09/02/1999 | DE19908863A1 Synthesis gas produced by electrolysis using hollow micro-fibers as solid electrolytes |
| 08/31/1999 | US5945192 Sealing assembly for a solid polymer ion exchange membrane |
| 08/18/1999 | EP0850326B1 Bonded non-asbestos chlor-alkali diaphragm |
| 08/05/1999 | WO1999038897A1 Cross-linked sulphonated polymers and method for preparing same |
| 08/05/1999 | WO1999038842A1 Crosslinkable bi-sulphonyl derivatives and their uses for preparing ion-exchanging membranes |
| 07/30/1999 | CA2228466A1 New improved ion exchange membranes, their methods of preparation and their uses |
| 07/15/1999 | WO1999035704A1 Storage-stable zinc anode-based electrochemical cell |
| 07/13/1999 | US5922417 Impregnating non-woven fabric having polyolefin surface fibers with solution of vinyl monomer and exposing to ultraviolet radiation to cause polymerization |
| 07/06/1999 | US5919348 Modification of the flow resistance of diaphragms |
| 06/29/1999 | US5916505 Improved proton exchange membrane for use in electrochemical cells having internal passages parallel to the membrane surface |
| 06/17/1999 | WO1999029763A1 Method for producing a membrane used to operate fuel cells and electrolyzers |
| 06/10/1999 | DE19754305A1 Verfahren zur Herstellung einer Membran zum Betrieb von Brennstoffzellen und Elektrolyseuren A method for producing a membrane for the operation of fuel cells and electrolyzers |
| 06/02/1999 | EP0787368B1 Metallized cation exchanger membrane |
| 06/02/1999 | CN1218580A Fabrication of electrochemical cell components |
| 05/26/1999 | EP0917716A1 Proton conductor with wide-ranging thermal resistance and good proton conductivity |
| 05/25/1999 | US5906716 On at least one side of the membrane there are applied finely divided metals which catalyze the formation of water from h2 and o2, porous surface with no closed pores |
| 05/19/1999 | CN1217004A Integral multi-layered ion-exchange composite membranes |
| 05/12/1999 | EP0787369A4 Proton conducting polymers |
| 05/04/1999 | US5899393 Recycling of diaphragms |
| 04/28/1999 | EP0789789A4 Electrochemical device for removal and regeneration of oxygen and method |
| 04/07/1999 | CN1213017A Improved diaphragm chlor-alkali electrolysis cell |
| 03/31/1999 | CN1042751C Fluorine-containing cation exchange membrane for electrolysis |
| 03/25/1999 | WO1999014402A1 Electrolysis device |
| 03/18/1999 | DE19740673A1 Electrolytic unit for electrochemical process, e.g. for producing chlorine from aqueous alkali-halogenide solution |
| 03/11/1999 | WO1999011840A1 Apparatus for obtaining the anodic oxidation products of a solution of alkaline or alkaline-earth metal chlorides |
| 03/10/1999 | EP0900249A1 Integral multi-layered ion-exchange composite membranes |
| 03/03/1999 | EP0899360A1 Diaphragm chlor-alkali electrolysis cell |
| 03/02/1999 | US5876785 Recycling of diaphragms |
| 02/17/1999 | EP0896740A1 Process for the fabrication of electrochemical cell components |
| 02/16/1999 | US5871625 Gradients at the interfaces between components of a composite material,prevents passivation of said surface of said electrode. |
| 12/09/1998 | CN1201496A Bonded non-asbestos chlor-alkali electrolytic cell diaphragm |