| Patents for C25B 13 - Diaphragms; Spacing elements (2,681) |
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| 02/16/2012 | US20120040254 Bifunctional (rechargeable) air electrodes |
| 02/09/2012 | WO2012017348A1 Hybrid membranes containing titanium dioxide doped with fluorine |
| 02/09/2012 | US20120031834 Ion-exchange membrane and method for producing same |
| 02/02/2012 | US20120024697 Membranes |
| 02/01/2012 | CN102336919A Preparation method of bipolar membrane with middle interface layer made of modified sodium alginate-polyethylene oxide |
| 02/01/2012 | CN102336918A Preparation method of bipolar membrane with middle interface layer made of modified polystyrene nano fiber |
| 02/01/2012 | CN102336917A Preparation method of bipolar membrane with middle interface layer made of modified poly tetra vinyl pyridine |
| 02/01/2012 | CN102336916A Method for preparing modified bipolar membrane taking poly(vinyl alcohol)-chitosan as interface layer |
| 01/31/2012 | US8105466 Biased pulse DC reactive sputtering of oxide films |
| 01/26/2012 | WO2012011829A1 Membrane electro - catalytic system and process for obtaining fuel gas from water |
| 01/25/2012 | CN102330108A Method for treating sodium arsenate composite salt solution in antimony smelting arsenic alkaline residue |
| 01/25/2012 | CN101942093B High-conductivity fluorine-contained polyion liquid diaphragm material and preparation method thereof |
| 01/24/2012 | US8101055 Sputtering apparatus and method for forming coating film by sputtering |
| 01/18/2012 | EP1693400B1 Polyimide resin, method for producing polyimide resin, and electrolyte membrane, catalyst layer, membrane/electrode assembly and device each containing polyimide resin |
| 01/18/2012 | CN102325926A Cation-exchange membrane, production method thereof, and electrolytic cell utilizing same |
| 01/18/2012 | CN102321891A High-yield electrochemical method for synthesizing 2,2'-dichlorohydrazobenzene |
| 01/11/2012 | EP1651800B1 Electrochemical cell |
| 01/04/2012 | CN102304723A Three-membrane four-chamber chlorine-free alkali-producing electrolytic tank consisting of anion and cation exchange membranes and bipolar membrane |
| 01/03/2012 | CA2514858C Gas gate for isolating regions of differing gaseous pressure |
| 12/29/2011 | US20110315560 Process for the production of chemicals |
| 12/28/2011 | EP2400043A1 Cation-exchange membrane, a production method thereof, and an electrolytic cell utilizing same |
| 12/28/2011 | EP2398938A1 Apparatus and method for gas capture during electrolysis |
| 12/28/2011 | EP2398937A1 Electrolytic cell and method of use thereof |
| 12/28/2011 | CN102296322A 一种电化学合成五氧化二氮用的隔膜及其制备方法 An electrochemical synthesis of dinitrogen pentoxide with membrane and its preparation method |
| 12/27/2011 | US8083912 Substrate carrier |
| 12/13/2011 | US8076035 High current density; decomposition of fuel using enzymes; generating electricity |
| 12/13/2011 | US8075749 Apparatus and method for gas capture during electrolysis |
| 12/13/2011 | US8075748 Electrolytic cell and method of use thereof |
| 12/07/2011 | CN102268690A 电化学合成五氧化二氮用的隔膜及其制备方法 Electrochemical synthesis of dinitrogen pentoxide with membrane and its preparation method |
| 11/30/2011 | EP1427871B1 Diaphragm cell for chlor-alkali production with increased electrode surface and method of use |
| 11/24/2011 | US20110287340 Substrate made of porous metal or metal alloy, preparation method thereof, and hte or sofc cells with a metal support comprising this substrate |
| 11/23/2011 | CN101680101B Method for production of quaternary ammonium hydroxide |
| 11/22/2011 | US8062487 Wafer supporting device of a sputtering apparatus |
| 11/17/2011 | US20110278160 Hydrogen generator |
| 11/17/2011 | US20110278159 Cation exchange membrane, production process thereof and electrolytic cell using the same |
| 11/15/2011 | US8057649 Microwave rotatable sputtering deposition |
| 11/08/2011 | US8052853 Sputtering apparatus and method of preventing damage thereof |
| 10/27/2011 | US20110259736 Electrolytic cell for making alkali alcoholates using ceramic ion conducting solid membranes |
| 10/20/2011 | US20110253548 Electrolyte with lowered rigidity, and electrochemical system comprising such an electrolyte |
| 10/18/2011 | US8038865 Diaphragm for electrolytic cell |
| 10/11/2011 | US8034509 Polymer electrolyte membrane with an inorganic backbone |
| 10/11/2011 | US8033246 Arc suppression |
| 10/06/2011 | US20110240463 Bipolar membrane and method of manufacturing the same |
| 10/04/2011 | US8029654 Complex material |
| 10/04/2011 | CA2600839C Graft polymer |
| 09/28/2011 | CN101759829B Fluorinion-containing polymer and application of same as proton-exchange fibre material |
| 09/28/2011 | CN101525754B Method for preparing solid state powder of potassium ferrate by adopting one-step method and electricity chemistry method |
| 09/27/2011 | US8025775 Vacuum plasma generator |
| 09/27/2011 | CA2490421C Flow field plate geometries |
| 09/20/2011 | US8021527 Coaxial shafts for radial positioning of rotating magnetron |
| 09/14/2011 | CN102181876A Method and device for preparing carbon monoxide through electrochemical catalytic reduction of carbon dioxide |
| 09/14/2011 | CN101589179B Ion-exchange membrane for alkali chloride electrolysis |
| 09/13/2011 | US8016984 Ion-permeable diaphragm |
| 09/07/2011 | CN101709101B Perfluorinated ion exchange resin with high exchange capacity, preparation method and application thereof |
| 09/01/2011 | WO2011104542A1 Membrane |
| 09/01/2011 | US20110210010 Steam electrolysis |
| 08/31/2011 | EP2362005A1 High-differential-pressure water electrolysis cell and method of operation |
| 08/24/2011 | CN102162107A High-differential-pressure water electrolysis cell and method of operation |
| 08/17/2011 | CN102154631A Gas gate for isolating regions of differing gaseous pressure |
| 08/10/2011 | EP2353202A1 Electrolyte plate with increased rigidity, and electrochemical system including such an electrolyte plate |
| 08/10/2011 | EP1092789B1 Electrolytic cell using gas diffusion electrode and power distribution method for the electrolytic cell |
| 08/03/2011 | EP2351136A1 Electrolyte with reduced rigidity, and electrochemical system including such an electrolyte |
| 08/02/2011 | US7989115 Highly stable fuel cell membranes and methods of making them |
| 07/28/2011 | US20110180399 Catalyst containing oxygen transport membrane |
| 07/19/2011 | US7981263 Sputtering apparatus, method of driving the same, and method of manufacturing substrate using the same |
| 07/14/2011 | US20110168551 Nanopore Electrode, Nanopore Membrane, Methods of Preparation and Surface Modification, and Use Thereof |
| 07/12/2011 | CA2466498C Electrochemical cell with gas diffusion electrodes |
| 07/07/2011 | WO2011081053A1 Electrification treatment method and apparatus, and anode therefor |
| 06/23/2011 | WO2011072417A1 High exchange capacity perfluorinated resin, preparation method and use thereof |
| 06/21/2011 | CA2459340C Hydrophilic polymers and their use in electrochemical cells |
| 06/16/2011 | WO2011070926A1 Ozone generating apparatus |
| 06/14/2011 | US7959784 Making solutions of alkali alkoxides (eg sodium methoxide ) in their corresponding alcohols (methanol from aqueous sodium hydroxide) |
| 06/09/2011 | WO2011067256A1 Diaphragm of predefined porosity and method of manufacturing thereof and apparatus therefor |
| 06/09/2011 | US20110132772 Cheap thin film oxygen membranes |
| 06/08/2011 | CN101258627B Porous non-asbestos separator and method of making same |
| 06/02/2011 | US20110127161 Novel proton exchange composite membrane with low resistance and preparation thereof |
| 06/01/2011 | CN201850311U Self aspiration type electric chemical pure oxygen generation assembly |
| 05/19/2011 | US20110117474 Solid electrolyte and electrochemical system including the solid electrolyte |
| 05/18/2011 | EP2322270A1 Highly stable fuel cell membranes and methods of making them |
| 05/17/2011 | CA2418705C Solid electrolyte with high ion conductivity and electrochemical system using the solid electrolyte |
| 05/12/2011 | US20110111323 Electrolyte membrane for electrochemical cell and a method of producing the same |
| 05/11/2011 | EP1446515B1 Electrochemical cell with gas diffusion electrodes |
| 05/10/2011 | US7938941 Cation-exchange fluorinated membrane for electrolysis and process for producing the same |
| 05/10/2011 | US7938940 Support for oxygen separation membrane element and the element using the same |
| 05/05/2011 | WO2011052538A1 Cation-exchange membrane, electrolytic cell utilizing same and method for producing cation-exchange membrane |
| 05/05/2011 | US20110104474 Solid polymer electrolyte composite membrane comprising a porous support and a solid polymer electrolyte including a dispersed reduced noble metal or noble metal oxide |
| 05/05/2011 | CA2779049A1 Cation exchange membrane, electrolysis vessel using the same and method for producing cation exchange membrane |
| 05/03/2011 | US7935187 Film forming apparatus |
| 04/27/2011 | CN102031536A Bipolar film technology-based method for simultaneously preparing butanedioic acid and glyoxylic acid |
| 04/26/2011 | US7932678 Magnetic mirror plasma source and method using same |
| 04/20/2011 | CN102021604A Method for preparing succinic acid based on alloy wire mesh-bipolar film combined electrode technology |
| 04/19/2011 | US7927466 Pulsed magnetron sputtering deposition with preionization |
| 04/12/2011 | US7922881 Sputtering target with an insulating ring and a gap between the ring and the target |
| 04/06/2011 | EP1066656B1 Ion conductive matrixes and their use |
| 04/06/2011 | CN102002725A Bipolar membrane device for producing gluconic acid |
| 04/05/2011 | US7918986 Making solutions of alkali alkoxides (eg sodium methoxide ) in their corresponding alcohols (methanol from aqueous sodium hydroxide) |
| 03/30/2011 | CN1706885B Solid electrolyte and electrochemical system including the solid electrolyte |
| 03/24/2011 | WO2011034179A1 Electrolyte emulsion and process for producing same |
| 03/22/2011 | US7909980 Process for the production of hydrogen |
| 03/15/2011 | US7906006 Steam electrolysis |