| 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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| 09/21/2011 | CN102188913A Method for preparing high-conductivity proton exchange membrane for direct methanol fuel cells |
| 09/21/2011 | CN102188912A Method for preparing chlorine-resistant polyamide reverse osmosis composite membrane |
| 09/21/2011 | CN102188911A Polyvinylidene hollow fiber membrane with filament support material and preparation method thereof |
| 09/21/2011 | CN101462025B Double-layer polyamide surface layer composite reverse osmosis membrane and preparation method thereof |
| 09/21/2011 | CN101455947B Hydrophobic modified PDMS membrane and preparation method thereof |
| 09/21/2011 | CN101259385B Quaterisation chitosan penetrating and evaporating film, preparation and application thereof |
| 09/20/2011 | US8021619 Separation module, method for its production and its use |
| 09/15/2011 | WO2011112897A1 Nanoporous linear polyolefin membranes and block copolymer precursors for same |
| 09/15/2011 | WO2011112351A1 Polyamide membrane with a coating comprising polyalkylene oxide and acetophenone compounds |
| 09/15/2011 | WO2011111679A1 Porous, hollow fiber membrane for liquid treatment containing protein |
| 09/15/2011 | WO2011110600A1 Graft copolymers |
| 09/15/2011 | WO2011110550A1 Process for the preparation of an antimicrobial article |
| 09/15/2011 | WO2011040718A3 Nanofiber membrane for western blot and preparation method thereof |
| 09/15/2011 | US20110223521 ION-Conducting Sulfonated Polymeric Materials |
| 09/15/2011 | US20110223486 Biaxially oriented porous membranes, composites, and methods of manufacture and use |
| 09/15/2011 | US20110223407 Method of Producing Microporous Polymer Membrane and Microporous Polymer Membrane Produced by the Method |
| 09/15/2011 | US20110220569 Composite membrane including coating of polyalkylene oxide and acetophenone compounds |
| 09/15/2011 | CA2792357A1 Porous hollow fiber membrane for treatment of protein-containing liquid |
| 09/14/2011 | EP2365567A2 Composition, method of preparing the composition, electrode including the composition, and fuel cell including the electrode |
| 09/14/2011 | EP2365022A1 Graft copolymers |
| 09/14/2011 | EP2365008A1 Fluoropolymer dispersion and process for producing fluoropolymer dispersion |
| 09/14/2011 | EP2364200A1 Coated particulate filter and method |
| 09/14/2011 | EP1535935B1 Fluoropolymer dispersion and process for producing fluoropolymer dispersion |
| 09/14/2011 | CN102186569A Polyarylether membranes |
| 09/14/2011 | CN102186565A Dual-layer hollow fibers with enhanced flux as forward osmosis membranes for water reuses and protein enrichment |
| 09/14/2011 | CN102179192A Pollution-resistant membrane for filling fluorine-containing amphiphilic surface-modification material and preparation method thereof |
| 09/14/2011 | CN102179191A Method for manufacturing anti-chloride polyamide reverse osmosis composite membrane with high flux |
| 09/14/2011 | CN102179190A Thermalsynthesis method and use of polyvinylidene fluoride composite mesoporous membrane |
| 09/14/2011 | CN102179189A Preparation method of pollution-resisting polyvinylidene fluoride ultrafiltration membrane |
| 09/14/2011 | CN102179188A Super hydrophobic modification method for polyvinylidene fluoride hydrophobic membranes |
| 09/14/2011 | CN102179187A Polyvinylidene fluoride ultrafiltration membrane and preparation method thereof |
| 09/14/2011 | CN102179186A Monomer in situ polymerization-based homogeneous anion-exchange membrane and preparation method thereof |
| 09/14/2011 | CN102179185A Method for preparing chiral separation solid film |
| 09/14/2011 | CN102179184A Preparation method of ceramic microfiltration membrane by using attapulgite nano fibers as separating layer |
| 09/14/2011 | CN102179183A Composite membrane prepared by low-temperature plasma technology under normal pressure |
| 09/14/2011 | CN102179174A Pervaporation alcohol permselective membrane and preparation method thereof |
| 09/14/2011 | CN101733024B Positively charged composite nanofiltration membrane and preparation method thereof |
| 09/14/2011 | CN101371972B Method for producing inorganic film central layer |
| 09/14/2011 | CN101342468B Preparation method for beta crystal phase polyvinylidene fluoride hollow fiber porous membrane |
| 09/14/2011 | CN101327408B Method for preparing antimicrobial modified polyvinyl alcohol-nonwoven compound microporous filtering film |
| 09/14/2011 | CN101065424B Ptfe membrane |
| 09/13/2011 | US8016124 Thin film gas separation membranes |
| 09/09/2011 | WO2011108929A2 Hollow fibre membrane |
| 09/09/2011 | WO2011108580A1 Macromolecular water-treatment membrane and manufacturing method therefor |
| 09/09/2011 | WO2011108579A1 Macromolecular water-treatment membrane, manufacturing method therefor, and water treatment method |
| 09/09/2011 | WO2011040760A3 High polymer desalination membrane comprising a sulfonated poly(arylene ether) copolymer having a cross-linked structure in a chain |
| 09/09/2011 | WO2011037354A3 Fluorine-based hollow-fibre membrane and a production method therefor |
| 09/08/2011 | US20110215045 High fidelity through hole film, and associated method |
| 09/07/2011 | EP2000499B1 Process for production of polytetrafluoroethylene porous membrane, filter medium and filter unit |
| 09/07/2011 | EP1806371B1 Electrolyte membrane and membrane electrode assembly for solid polymer fuel cell |
| 09/07/2011 | EP1773477B1 Hydrophilic membranes |
| 09/07/2011 | CN201959618U 高精密错流式陶瓷复合膜过滤机 High-precision cross-flow ceramic composite membrane filter |
| 09/07/2011 | CN102174199A Polyether sulfone containing side group as well as preparation method and application thereof in gas separation membrane |
| 09/07/2011 | CN102172482A Spiral fiber tube-type polysulfone composite nanofiltration membrane |
| 09/07/2011 | CN102172481A Method for preparing separation membrane with composite structure |
| 09/07/2011 | CN102172480A Polyvinyl chloride/diatomite composite membrane and preparation method and application thereof |
| 09/07/2011 | CN102172479A Preparation method of negative potential complexing ion membrane |
| 09/07/2011 | CN102172478A Hydrophobic ceramic hollow fiber membrane applied to membrane distillation and preparation method thereof |
| 09/07/2011 | CN101775202B Method based on sulfonated polyphenylene oxide for preparing organic-inorganic hybrid cation-exchange membranes |
| 09/07/2011 | CN101709101B Perfluorinated ion exchange resin with high exchange capacity, preparation method and application thereof |
| 09/07/2011 | CN101590377B Polyvinyl alcohol amphoteric polyelectrolyte membrane for pervaporation and preparation method thereof |
| 09/07/2011 | CN101151303B Modified substrate and process for production thereof |
| 09/06/2011 | US8013026 Proton-conducting membrane and the use of the same |
| 09/06/2011 | US8011519 Mullite module for liquid filtration |
| 09/06/2011 | CA2441157C Apparatus and method for separating gases |
| 09/01/2011 | WO2011105828A2 Highly porous hollow fiber membrane and method for preparing same |
| 09/01/2011 | WO2011105511A1 Zeolite film and process for producing zeolite film |
| 09/01/2011 | WO2011105278A1 Composite semipermeable membrane and process for production thereof |
| 09/01/2011 | WO2011105188A1 Separation membrane modification method and separation membrane modification device |
| 09/01/2011 | WO2011104602A1 A porous abpbi [phosphoric acid doped poly (2,5-benzimidazole)] membrane and process of preparing the same |
| 09/01/2011 | WO2011104226A1 Method for separating components of natural gas or petroleum gas using inorganic porous membranes |
| 09/01/2011 | WO2011084508A3 Method of obtaining carbon dioxide from a carbon dioxide-containing gas mixture |
| 09/01/2011 | US20110212383 Liquid composition, process for its production, and process for producing membrane-electrode assembly for polymer electroylte fuel cells |
| 09/01/2011 | US20110210070 Hollow fiber membrane module, hollow fiber membrane module unit, and water treatment method |
| 09/01/2011 | US20110210064 Filtration material for desalination |
| 09/01/2011 | US20110210063 Atmospheric pressure microwave plasma treated porous membranes |
| 08/31/2011 | EP2361671A1 Composite semi-permeable membrane and method for producing same |
| 08/31/2011 | EP2361144A2 High flux high efficiency nanofiber membranes and methods of production thereof |
| 08/31/2011 | EP2361143A1 Filtration membrane having improved resistance to abrasions |
| 08/31/2011 | EP2361133A1 Filter bag, pleatable filtration material therefore, and process of making same |
| 08/31/2011 | EP1996314B1 Hollow membrane and method of producing of same |
| 08/31/2011 | CN1946633B Hydrogen separation membrane and fuel cell, and manufacturing method therefor |
| 08/31/2011 | CN102171166A Methods of making inorganic membranes |
| 08/31/2011 | CN102170962A Zeolite separation membrane, process for producing the same, and binder |
| 08/31/2011 | CN102170960A Filter unit for treating water and other liquid media |
| 08/31/2011 | CN102166485A Modified polyvinylidene fluoride (PVDF) hollow fibrous membrane and preparation method thereof |
| 08/31/2011 | CN102166484A Hydrophilic polyvinylidene fluoride hollow fiber composite membrane and preparation method |
| 08/31/2011 | CN102166483A Method for preparing molecular imprinted nanofiber membrane for detecting rhodamine B |
| 08/31/2011 | CN102166482A Method for preparing nano functionalized high-molecular ultrafiltration membrane |
| 08/31/2011 | CN102166481A Method for preparing composite carbon membrane based on asphaltene components in coals |
| 08/31/2011 | CN102166480A An apparatus and a method for synthesizing molecular sieve membranes |
| 08/31/2011 | CN101628204B Organic-inorganic compound mesoporous membrane and preparation method and application thereof |
| 08/31/2011 | CN101497004B Polyethersulfone hollow fiber intelligent membrane with pH sensitivity as well as preparation method and application thereof |
| 08/31/2011 | CN101422708B Recovery method of polyvinylidene fluoride hollow fiber membrane |
| 08/31/2011 | CN101422707B Recovery method of tape liner type polyvinylidene fluoride hollow fiber membrane |
| 08/31/2011 | CN101269302B Non-crystallization permanent hydrophilic PVDF membrane material and preparation method thereof |
| 08/30/2011 | US8007573 Filter and associated method |
| 08/25/2011 | WO2011103445A1 Aeration system with antimicrobial properties |
| 08/25/2011 | WO2011102807A1 A substrate for immobilizing functional substances and method for preparing the same |
| 08/25/2011 | WO2011102549A1 Polymer sheet, method for producing the same, solar battery back sheet using the polymer sheet, solar battery module, and polymer dispersion liquid |