| Patents for B01D 71 - Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor (23,060) |
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| 05/31/2011 | US7950529 Separation membrane made from blends of polyimides with polyimidazoles |
| 05/31/2011 | CA2454323C Asymmetric gel-filled microporous membranes |
| 05/31/2011 | CA2433786C Hollow fiber membrane and method of producing the same |
| 05/31/2011 | CA2414332C Process of producing a polymer electrolyte membrane |
| 05/31/2011 | CA2337818C Modified polymer and modified polymer membrane |
| 05/26/2011 | WO2011063230A1 Method and apparatus for injection of co2 or stack gasses to increase algal biomass production |
| 05/26/2011 | WO2011062923A1 Alkaline battery separators with ion-trapping molecules |
| 05/26/2011 | WO2011062308A1 Method for manufacturing a palladium alloy hydrogen separation layer |
| 05/26/2011 | WO2011060631A1 Temperature responsive membrane and preparation method thereof |
| 05/26/2011 | US20110120949 Hollow fiber membrane module, hollow fiber membrane module unit, and water treatment method |
| 05/26/2011 | US20110120942 Modified polyamide membrane |
| 05/26/2011 | US20110120941 Composite membranes with performance enhancing layers |
| 05/26/2011 | US20110120940 Polymeric films made from polyhedral oligomeric silsesquioxane (poss) and a hydrophilic comonomer |
| 05/26/2011 | US20110120939 Crystalline polymer microporous membrane, method for producing the same, and filtration filter |
| 05/26/2011 | US20110120938 Crystalline polymer microporous membrane, method for producing the same, and filteration filter |
| 05/26/2011 | US20110120937 Filtration filter and method for producing the same |
| 05/26/2011 | US20110120935 Crystalline polymer microporous membrane, method for producing the same, and filtration filter |
| 05/25/2011 | EP2324907A1 Porous materials |
| 05/25/2011 | EP2324906A1 Process of forming multilayered structures |
| 05/25/2011 | EP2324901A1 Pyrolized carbon molecular sieve particles and methods of making and using the same |
| 05/25/2011 | CN102068926A Functional composite membrane capable of recognizing alkali metal ions and preparation method thereof |
| 05/25/2011 | CN102068925A Preparation method of polyaniline nano composite film |
| 05/25/2011 | CN102068924A Polytetrafluoroethylene composite membrane and preparation method thereof |
| 05/25/2011 | CN102068923A Method for preparing polyvinylidene fluoride hollow fiber membrane |
| 05/25/2011 | CN102068922A Preparation method of polyvinylidene fluoride composite reinforced liquid separation film |
| 05/25/2011 | CN102068921A PH sensitive polyvinylidene fluoride gel film and preparation method thereof |
| 05/25/2011 | CN102068920A Asymmetrical polyvinyl chloride dry-wet reversible ultrafiltration/microfiltration membrane, preparation method and application thereof |
| 05/25/2011 | CN102068919A Method for manufacturing homogeneous ion exchange membrane |
| 05/25/2011 | CN102068918A Hydrophilic polyethylene hollow fiber membrane and preparation method thereof |
| 05/25/2011 | CN102068917A Double-layer hollow fiber nano-filtration membrane and preparation method thereof |
| 05/25/2011 | CN102068916A Self-pumped bionic membrane and preparation method thereof |
| 05/25/2011 | CN102068915A Double-layer hollow fiber mixed matrix membrane and preparation method thereof |
| 05/25/2011 | CN102068914A Preparation method of gas separation composite film |
| 05/25/2011 | CN102068913A Expanded polytetrafluoroethylene hollow membrane and preparation method thereof |
| 05/25/2011 | CN102068912A Method for preparing negatively charged nanofiltration membrane through grafting induced after plasma radiation |
| 05/25/2011 | CN101122041B Method for preparing porous titanium filtering material surface functionalization nano-structure film |
| 05/24/2011 | US7947790 Porous film of vinylidene fluoride resin and method for producing same |
| 05/24/2011 | US7946431 Ultrafiltration process |
| 05/24/2011 | CA2414657C Electric power generation with heat exchanged membrane reactor |
| 05/19/2011 | WO2011058983A1 Hollow fiber membrane module for use in production of chemical substance, and process for production of chemical substance |
| 05/19/2011 | WO2011058778A1 Separation membrane unit and separation membrane element with same |
| 05/19/2011 | WO2011057769A1 Composite proton conducting electrolyte with improved additives for fuel cells |
| 05/19/2011 | CA2778765A1 Hollow fiber membrane module for use in production of chemical substance, and process for production of chemical substance |
| 05/18/2011 | EP2322270A1 Highly stable fuel cell membranes and methods of making them |
| 05/18/2011 | CN102065975A A filter support |
| 05/18/2011 | CN102061095A Hybrid film containing fluorosilicone/silicon rubber, and preparation method and application thereof |
| 05/18/2011 | CN102061049A Temperature sensitive polyvinylidene fluoride gel film and preparation method thereof |
| 05/18/2011 | CN102061004A Method for manufacturing monolithic bipolar membrane |
| 05/18/2011 | CN102059059A Method for preparing protein adsorption-resistant ceramic composite film |
| 05/18/2011 | CN101623602B Water treatment material for preparing hexacyclic water and preparation method thereof |
| 05/18/2011 | CN101284216B Hollow fiber anion-exchange membrane and preparation method thereof |
| 05/18/2011 | CN101279212B Preparation of intercrossed network water dealcoholizing pervaporation membrane |
| 05/18/2011 | CN101113207B Preparation method of sol-gel ultraviolet/heat cross-linking of hybridized anion exchange membrane |
| 05/17/2011 | US7943249 Liquid composition, process for its production and process for producing membrane-electrode assembly for polymer electrolyte fuel cells |
| 05/17/2011 | US7943196 Depositing a catalyst particle on a substrate to define a deterministically located position; growing an aligned elongated nanostructure on the substrate; removing a portion of the conduit material to expose the catalyst particle; and removing catalyst particle and nanostructure to define a nanoconduit |
| 05/17/2011 | US7942944 Catalyst layer contains platinum for taking out hydrogen from liquid fuel, such as methanol, and hydrogen permeable layer, such as palladium thin film; electrodes for fuel cells |
| 05/17/2011 | US7942274 High-throughput asymmetric membrane |
| 05/17/2011 | CA2373396C Porous hydrophilic membranes |
| 05/12/2011 | US20110108478 Hydrophilic Polyethersulfone Filtration Membrane, Process for Producing the Same, and Dope Solution |
| 05/12/2011 | US20110108473 Micromechanical filter for microparticles, in particular for pathogenic bacteria and viruses, and also process for production thereof |
| 05/12/2011 | DE102010038273A1 Oleophobe, luftdurchlässige und atmungsfähige Verbundmembran Oleophobic, air permeable and breathable laminated membrane |
| 05/11/2011 | EP2318451A1 Polyarylether compositions bearing zwitterinoic sulfobetaine functionalities |
| 05/11/2011 | EP2318126A2 Water purification membranes with improved fouling resistance |
| 05/11/2011 | EP2318121A1 Recovery of a gaseous component from a mixture of gaseous compounds |
| 05/11/2011 | EP1931452B1 Functionalized inorganic membranes for gas separation |
| 05/11/2011 | EP1550174B1 Proton-conducting membrane and use thereof |
| 05/11/2011 | CN102050954A Preparation method of environment-friendly silicone rubber composite membrane |
| 05/11/2011 | CN102049204A Metal ion-carried nerchinskite nano tube/polyether sulfone hybridized antibacterial membrane and preparation method thereof |
| 05/11/2011 | CN102049203A Anion-exchange membrane in acid medium |
| 05/11/2011 | CN102049202A Anion exchange membrane containing fluoro-imidazolium salt polymer and preparation method thereof |
| 05/11/2011 | CN102049201A Asymmetrical ultra-filtration membrane |
| 05/11/2011 | CN102049200A Oleophobic, air permeable, and breathable composite membrane |
| 05/11/2011 | CN101658764B Preparation method of double-layer ceramic filter membrane for separation and refining of traditional Chinese medicine |
| 05/11/2011 | CN101601974B Hydrophilic modified method of amphipathic molecule for semi-crystalline polyolefin porous membrane surface |
| 05/11/2011 | CN101596411B Composite membrane taking carboxylate ion as fixed carrier and preparation method thereof |
| 05/11/2011 | CN101569836B High-flux composite reverse osmosis membrane and preparation method thereof |
| 05/11/2011 | CN101433807B Method for optimizing filtering quality of metal porous membrane tube |
| 05/11/2011 | CN101257968B Polyalkyleneimines and polyalkyleneacrylamide salt for acid gas scrubbing process |
| 05/10/2011 | US7938894 Hybrid organic-inorganic gas separation membranes |
| 05/10/2011 | US7938868 Staged system for producing purified hydrogen from a reaction gas mixture comprising a hydrocarbon compound |
| 05/10/2011 | CA2459775C Proton-conducting membrane and the use the same |
| 05/05/2011 | WO2011053118A2 Composition of low impedance bulk polymeric membrane |
| 05/05/2011 | WO2011053117A2 Composition and method for preparation of nanoporous protective membrane |
| 05/05/2011 | US20110104367 Layer structures and method to their production |
| 05/05/2011 | US20110100914 Ultrafiltration process |
| 05/05/2011 | US20110100910 Ceramic dead-end filter, a filter system, a method of filtering and a method of producing a ceramic dead-end filter |
| 05/05/2011 | US20110100828 Thin film support substrate for use in hydrogen production filter and production method of hydrogen production filter |
| 05/05/2011 | DE10354571B4 Verfahren zur Herstellung von Branntwein A process for the production of spirits |
| 05/04/2011 | EP2316560A1 Method of preparing a hollow membrane for mass transfer between a liquid phase and a gaseous phase |
| 05/04/2011 | EP2316559A1 Process of forming multilayered structures |
| 05/04/2011 | EP2315626A1 Porous membranes made up of organopolysiloxane copolymers |
| 05/04/2011 | EP1198281B1 Integrated heated getter purifier system |
| 05/04/2011 | CN102046275A Hydrophilic polyethersulfone filtration membrane, method for production thereof, and stock solution of production of membrane |
| 05/04/2011 | CN102041553A Preparation method and application of crystalline-state beta-MnOOH nanowire |
| 05/04/2011 | CN101733013B Doped physical bonding cross-linking multilayer perfluorinated ion exchange membrane |
| 05/04/2011 | CN101733008B Doped and double cross-linking perfluorinated ion exchange membrane |
| 05/04/2011 | CN101733007B Cross-linking perfluorinated ion exchange membrane |
| 05/04/2011 | CN101733003B Fiber-reinforced multi-layer long-service life fluorine-containing ion exchange membrane |
| 05/04/2011 | CN101623600B Hollow fiber gas separation membrane of poly4-methyl-1-pentene and preparation method thereof |
| 05/04/2011 | CN101596420B Activated carbon hollow fiber polysulfone membrane and preparation method thereof |