| Patents for C25B 9 - Cells or assemblies of cells; Constructional parts of cells; Assemblies of constructional parts, e.g. electrode-diaphragm assemblies (10,868) |
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| 05/27/1999 | WO1999025900A1 Sealing of electrolytic cells |
| 05/27/1999 | DE19853458A1 Solid state polymeric electrolysis module for polymeric electrolyzer |
| 05/27/1999 | DE19750314A1 Seal assembly for e.g. chromic acid- or chlor-alkali electrolytic cell for industrial use |
| 05/27/1999 | DE19750313A1 Combined seal and spacer for industrial electrolytic cell |
| 05/25/1999 | US5906722 Electrolysis in multicompartment cell using hydrogen gas and ion exchange membranes |
| 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 |
| 05/20/1999 | WO1999024644A1 Electrolytic cell sealing means |
| 05/19/1999 | CA2253183A1 Solid polyelectrolytic module and solid polyelectrolytic apparatus using same |
| 05/12/1999 | EP0787369A4 Proton conducting polymers |
| 05/07/1999 | CA2221896A1 Electrolytic cell sealing means |
| 05/06/1999 | WO1999021642A1 Method for separating oxygen from a gas mixture containing it and device for implementing said method |
| 04/28/1999 | EP0789789A4 Electrochemical device for removal and regeneration of oxygen and method |
| 04/28/1999 | EP0685005B1 Turbulent flow electrodialysis cell |
| 04/27/1999 | CA2012618C Self-supporting receptacle, especially for use as an electrolysis cell |
| 04/22/1999 | WO1999019930A1 Process of forming a membrane electrode |
| 04/22/1999 | WO1999019929A1 Membrane electrode assemblies |
| 04/22/1999 | WO1999019928A1 Membrane electrode assembly |
| 04/22/1999 | CA2304141A1 Membrane electrode assembly |
| 04/22/1999 | CA2303507A1 Process of forming a membrane electrode |
| 04/22/1999 | CA2303208A1 Membrane electrode assemblies |
| 04/15/1999 | WO1999018262A1 Energy conversion device |
| 04/15/1999 | CA2339938A1 Energy conversion device |
| 04/14/1999 | EP0907980A1 Method of producing membrane electrode units for pem fuel cells |
| 04/08/1999 | WO1999016934A1 Method for the electrolysis of an aqueous saline solution |
| 04/07/1999 | EP0635072B1 Electrolytic cell assembly and process for production of bromine |
| 04/07/1999 | CN1213018A Bipolar type ion exchange membrane electrolytic cell |
| 04/07/1999 | CN1213017A Improved diaphragm chlor-alkali electrolysis cell |
| 04/01/1999 | WO1999000588A3 Method and apparatus for injecting hydrogen into a catalytic converter |
| 03/31/1999 | EP0905283A1 Bipolar type ion exchange membrane electrolytic cell |
| 03/31/1999 | CN1042751C Fluorine-containing cation exchange membrane for electrolysis |
| 03/30/1999 | US5888361 Apparatus for producing hydrogen and oxygen |
| 03/30/1999 | CA2130911C Electrolytic cell for generating sterilization solutions having increased ozone content |
| 03/25/1999 | WO1999014402A1 Electrolysis device |
| 03/24/1999 | EP0902847A1 Electrochemical half-cell with pressure compensation |
| 03/24/1999 | CN2311496Y Folding lifting slot door |
| 03/24/1999 | CN1042659C Single-pole blotter press type electrolyzer with vertical power supply rod |
| 03/23/1999 | US5885426 Spa purification system |
| 03/18/1999 | WO1999012659A1 Process for formation of an electrode of an anion exchange membrane |
| 03/18/1999 | DE19740673A1 Electrolytic unit for electrochemical process, e.g. for producing chlorine from aqueous alkali-halogenide solution |
| 03/17/1999 | EP0833963B1 Diaphragm element for an electrolytic filter press assembly |
| 03/17/1999 | CN1210817A Multipolar-type electrolytic bath and apparatus for purifying waste and contaminated water using the same |
| 03/16/1999 | US5882501 Electrolysis |
| 03/11/1999 | WO1999011840A1 Apparatus for obtaining the anodic oxidation products of a solution of alkaline or alkaline-earth metal chlorides |
| 03/09/1999 | US5879828 Membrane electrode assembly |
| 03/09/1999 | US5879522 Closed housing, ion exchange membrane, electroconductive sheet member adjacent membrane, electroconductive particles, source of direct current |
| 03/09/1999 | US5879521 Gas-diffusion cathode and salt water electrolytic cell using the gas-diffusion cathode |
| 03/04/1999 | DE19818909C1 Electrolyte apparatus for models |
| 03/03/1999 | EP0899360A1 Diaphragm chlor-alkali electrolysis cell |
| 03/03/1999 | EP0898622A1 Bipolar plate for filter press electrolyzers |
| 03/03/1999 | CN1209848A Electrochemical conversion of anhydrous hydrogen halide to halogen gas using cation-transporting membrane |
| 03/03/1999 | CN1042354C Electrolytic sterilizing liquid cup |
| 02/25/1999 | WO1999008779A1 Method of converting amine hydrohalide into free amine |
| 02/25/1999 | WO1999008778A1 Method of converting amine hydrohalide into free amine |
| 02/24/1999 | EP0667983B1 Electrochemical cell with a polymer electrolyte and process for producing these polymer electrolytes |
| 02/23/1999 | US5873987 Attaching new active cathode on flexible support to surface of deactivated electrolysis cathode without removal of original catalyst coating |
| 02/17/1999 | EP0896741A1 Process for producing a cation-exchanging polymer electrolyte membrane (pem) |
| 02/10/1999 | EP0895548A1 Electrically non-conductive plate structures and high pressure electrochemical cell devices employing same |
| 02/09/1999 | US5868912 Electrochemical cell having an oxide growth resistant current distributor |
| 02/03/1999 | CN1207210A High temperature electrochemical converter for hydrocarbon fuels |
| 02/02/1999 | US5866275 Layered sintered body for electrochemical cells |
| 02/02/1999 | US5865881 Mixture of potassium iridium chloride and reducing agents |
| 01/27/1999 | CN1206505A Method for fabrication of electrochemical cells |
| 01/27/1999 | CN1206504A Gas diffusion electrode for polymer electrolyte membrane fuel cells |
| 01/27/1999 | CN1041850C Electrode, its manufacture and use |
| 01/26/1999 | US5863395 Electrochemical cell having a self-regulating gas diffusion layer |
| 01/21/1999 | WO1999002761A1 Electrolysis device |
| 01/20/1999 | CN1205803A Process for continuous production of membrane-electrode componentes |
| 01/14/1999 | DE19750738C1 Material conversion determination in surface electrochemical reaction |
| 01/14/1999 | DE19729429C1 Elektrolysevorrichtung Electrolyzer |
| 01/13/1999 | CN1041644C Filter press type saline solution electrolytic bath with gas electrode |
| 01/12/1999 | US5858185 Electrolytic apparatus |
| 01/07/1999 | WO1999000588A2 Method and apparatus for injecting hydrogen into a catalytic converter |
| 01/05/1999 | US5855759 Reacting a hydrogen halide and a sulfate |
| 01/05/1999 | US5855748 Electrochemical cell having a mass flow field made of glassy carbon |
| 01/05/1999 | CA2061876C Membraneless chlorine gas generating apparatus |
| 12/30/1998 | WO1998058880A1 Method and apparatus for the electrochemical treatment of water and aqueous salt solutions |
| 12/30/1998 | CN2302265Y Disinfectant generator |
| 12/29/1998 | US5853798 Process for formation of an electrode on an anion exchange membrane |
| 12/27/1998 | CA2241846A1 Hydrogen generating apparatus |
| 12/27/1998 | CA2209237A1 Hydrogen generating apparatus |
| 12/23/1998 | EP0885848A1 Method for the electro-chemical treatment of aqueous solutions and device for realising the same |
| 12/23/1998 | CN1202984A Gas diffusion electrode for polymer electrolyte membrane fuel cells |
| 12/16/1998 | EP0883738A1 Method and apparatus for injecting hydrogen into a catalytic converter |
| 12/15/1998 | US5849164 Cell with blade electrodes and recirculation chamber |
| 12/10/1998 | WO1998055670A1 Ion exchange membrane bipolar electrolyzer |
| 12/10/1998 | WO1998033221A3 Bipolar plates for electrochemical cell stacks |
| 12/10/1998 | CA2291095A1 Ion exchange membrane bipolar electrolyzer |
| 12/09/1998 | EP0882815A1 Electrochemical plant |
| 12/09/1998 | EP0726971B1 Mattress for electrochemical cells |
| 12/08/1998 | US5846668 Fuel cell, electrolytic cell and process of cooling and/or dehumidifying same |
| 12/08/1998 | US5845485 In the exhaust line of an internal combustion engine |
| 12/03/1998 | DE19823463A1 Sealing anode riser sections into titanium@ base cover plate of chlor-alkali cell |
| 12/01/1998 | US5843292 Electrolysis systems |
| 11/26/1998 | WO1998053515A1 Production of electrolyte units by electrolytic deposition of a catalyst |
| 11/26/1998 | WO1998042617A3 An integrated ozone generator system |
| 11/19/1998 | WO1998051842A1 Separate-type hydrogen gas and oxygen gas generator |
| 11/18/1998 | CN2297454Y Multipurpose sterilizer |
| 11/17/1998 | US5837110 Spherical section electrochemical cell stack |
| 11/10/1998 | US5833821 Electrolyzer |
| 11/05/1998 | WO1998048923A1 Improvements in and relating to gas generators |