| 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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| 07/09/2009 | WO2009083260A1 Hollow-fibre membrane |
| 07/09/2009 | US20090173693 Lyotropic liquid crystal membranes based on cross-linked type i bicontinuous cubic phases |
| 07/09/2009 | CA2707818A1 Hollow fibre membrane |
| 07/08/2009 | EP2076934A1 Electrochemical device comprising a proton-conducting ceramic electrolyte |
| 07/08/2009 | EP2076932A1 Humidifier membrane |
| 07/08/2009 | EP1715941B1 Dialysis membrane having improved ability for removal of middle molecules |
| 07/08/2009 | EP1663512A4 Methods for providing thin hydrogen separation membranes and associated uses |
| 07/08/2009 | EP1661943B1 Method for producing micro-porous film of thermoplastic resin |
| 07/08/2009 | CN101474540A Preparation method of polyvinylidene fluoride transfer film with uniform network-shaped structure |
| 07/08/2009 | CN101474539A Polyvinylidene fluoride-polychloroethylene coblended hollow fiber external pressure hyperfiltration membrane and preparation method |
| 07/08/2009 | CN100509875C Sulfonated copolymer |
| 07/08/2009 | CN100509125C Porous vinylidene fluoride resin membrane for water treatment and process for producing the same |
| 07/08/2009 | CN100509124C Porous water filtration membrane of vinylidene fluoride resin hollow fiber and process for production thereof |
| 07/07/2009 | US7557164 Polymer blend for fuel cell with fluoropolymers and acrylic acid for tensile strength |
| 07/07/2009 | US7556677 Solvent resistant asymmetric integrally skinned membranes |
| 07/07/2009 | CA2413790C Filter or filter-element for modified electro-dialysis (med) purposes |
| 07/07/2009 | CA2368421C Liquid permeable materials having high gas transport |
| 07/02/2009 | WO2009080062A1 Direct methanol fuel cell incorporating a polymer electrolyte membrane grafted by irradiation |
| 07/01/2009 | EP2075052A1 Thin film support substrate for use in hydrogen production filter and production method of hydrogen production filter |
| 07/01/2009 | EP2074057A1 Process for the extraction of hydrogen from a gas mixture |
| 07/01/2009 | EP1682238A4 Hydrophilic membranes |
| 07/01/2009 | EP1169430B1 Respiratory aids |
| 07/01/2009 | CN101472672A Lithium ion-selective membrane |
| 07/01/2009 | CN101472671A Polymer separation film and preparation method thereof |
| 07/01/2009 | CN101468299A Method for preparing fragrant polyamide hollow fiber nano filter membrance |
| 07/01/2009 | CN100506365C Dinitrogen phenodiazine polyethersulfone ketone hollow fiber ultra filtration membrane and fabrication method thereof |
| 07/01/2009 | CN100506364C Method for preparing fluorinated polyimide film for separating arene/alkane through permeating and steaming |
| 07/01/2009 | CN100506363C Preparation method of polyether sulphone ketone base gas separation carbon membrane |
| 07/01/2009 | CN100506362C Method for preparing DDR type zeolite film, DDR type zeolite film, and composite DDR type zeolite film, and method for preparation thereof |
| 06/30/2009 | US7553417 porous base filter having interstitial and outer surfaces with grafted species extending from the surfaces; graft polymerization reaction of polyalkylene glycol diamine or polyalkylene glycol di(meth)acrylate; separation membrane comprises poly(vinylidene fluoride |
| 06/30/2009 | CA2305826C Breathable film compositions and articles and method |
| 06/25/2009 | WO2009078916A2 Highly stable fuel cell membranes and methods of making them |
| 06/25/2009 | WO2009077481A1 Membranes |
| 06/25/2009 | US20090159527 Modified membrane |
| 06/25/2009 | US20090159526 Crystalline polymer microporous membrane, method for producing same, and filter for filtration |
| 06/25/2009 | CA2706584A1 Highly stable fuel cell membranes and methods of making them |
| 06/24/2009 | CN101462025A Double-layer polyamide surface layer composite reverse osmosis membrane and preparation method thereof |
| 06/24/2009 | CN100503689C Proton-conducting membrane and use thereof |
| 06/24/2009 | CN100503022C Preparation method and application of sulfonylureas herbicide molecular blotting superfine fiber film |
| 06/24/2009 | CN100503021C TiO2 / PVDF blended cation exchange membrane and preparation method |
| 06/24/2009 | CN100503000C Filtering material for filter, filter pack and air filter unit using same, and method for preparing filtering material |
| 06/23/2009 | US7550216 Composite solid polymer electrolyte membranes |
| 06/23/2009 | CA2455839C Process for treating a lipophilic fluid |
| 06/18/2009 | WO2009076174A1 Highly permeable polymer membranes |
| 06/18/2009 | WO2009076025A1 Molecular sieve/polymer mixed matrix membranes |
| 06/18/2009 | US20090151355 Filtering apparatus, back wash method therefor, filtering device and power plant |
| 06/17/2009 | EP2070573A1 Gas removal device |
| 06/17/2009 | EP2069232A2 Permeation method and apparatus for preparing fluids containing high purity chlorine dioxide |
| 06/17/2009 | EP2069056A1 Process for producing a proton-conducting, polyazole-containing membrane |
| 06/17/2009 | EP1812497B1 Polybenzazole block copolymer |
| 06/17/2009 | EP1435261B1 Method for production of a hollow fiber membrane |
| 06/17/2009 | CN101455947A Hydrophobic modified PDMS membrane and preparation method thereof |
| 06/17/2009 | CN101455946A Solid-phase extraction membrane and preparation method thereof |
| 06/17/2009 | CN100500272C Halar membranes |
| 06/16/2009 | US7547393 Membrane structure and method of making |
| 06/16/2009 | CA2186858C Surface-modifying endgroups for biomedical polymers |
| 06/11/2009 | WO2009072548A1 Porous hollow fiber membrane for treating blood |
| 06/11/2009 | WO2009048663A3 Nano-structured polymer composites and process for preparing same |
| 06/11/2009 | US20090149881 Filter element for embolic protection device |
| 06/11/2009 | CA2707685A1 Porous hollow fiber membrane for treating blood |
| 06/10/2009 | EP2067814A1 Fluororesin membrane, fluororesin composite, porous fluororesin composite, processes for production of them, and separation membrane element |
| 06/10/2009 | EP2067523A1 Structure having liquid separation membrane |
| 06/10/2009 | EP2066428A1 Compositions and devices for electro-filtration of molecules |
| 06/10/2009 | EP2066427A1 Zeolite membrane structures and methods of making zeolite membrane structures |
| 06/10/2009 | EP2066426A2 Method for preparing a porous inorganic coating on a porous support using certain pore formers |
| 06/10/2009 | EP1157734B1 Process for producing composite semipermeable membrane |
| 06/10/2009 | EP0902893B1 Means for the biological purification of a biological fluid |
| 06/10/2009 | CN101450290A Preparation method of ultra-low pressure contamination-resistance composite reverse osmosis membrane |
| 06/10/2009 | CN101450289A Method for preparing ultra-low pressure contamination-resistance composite reverse osmosis membrane using chitosan |
| 06/10/2009 | CN101450288A Fiber membrane and preparation method thereof |
| 06/10/2009 | CN100498247C Metal coated nanocrystalline silicon as an active surface enhanced raman spectroscopy (SERS) substrate |
| 06/10/2009 | CN100497800C Process for treating a lipophilic fluid |
| 06/10/2009 | CN100496684C Permeating gasification film used for separation of methanol/dimethyl carbonate azeotropic liquid, and its preparing method |
| 06/10/2009 | CN100496683C Method of modifying surface of polytetrafluoroethylene porous membrane by amphipathic fluorine-contained copolymer |
| 06/10/2009 | CN100496682C Mesoporous silicon dioxde film and antibiotics pharmacy waste water purification treating method |
| 06/10/2009 | CN100496681C External direct current field self-assembly manufactured adjustable equal dimension triangular hole inorganic films |
| 06/09/2009 | US7544278 Ion exchange membranes, methods and processes for production thereof and uses in specific applications |
| 06/09/2009 | CA2329103C Dialyzers for blood treatment and processes for production thereof |
| 06/04/2009 | WO2009069534A2 Microporous polymeric membrane, battery separator, and battery |
| 06/04/2009 | WO2009069533A1 Microporous films, methods for their production, and applications thereof |
| 06/04/2009 | US20090142748 Microporous materials, methods of making, using, and articles thereof |
| 06/03/2009 | EP2065953A1 Microporous polyolefin film possessing good mechanical properties and thermal stability |
| 06/03/2009 | EP2065432A1 Polyolefin microporous membrane and separator for nonaqueous electrolyte battery |
| 06/03/2009 | EP2063983A1 Polymer membrane for seperating aromatic and aliphatic compounds |
| 06/03/2009 | EP2063982A1 Gas separation membrane |
| 06/03/2009 | EP1669391B1 Block copolymers and use thereof |
| 06/03/2009 | CN101448564A Crystalline polymer microporous membrane, method for producing the same, and filter for filtration |
| 06/03/2009 | CN101448563A Manufacturing method of a membrane and a membrane thereof, for emulsification |
| 06/03/2009 | CN100493689C Polyaryl ether sulphone compound separation membrane and its preparation method |
| 06/03/2009 | CN100493688C Preparation method of polyvinyl chitosan mixed film |
| 06/02/2009 | US7540984 membrane electrode for fuel cell; based on polyazoles polymer electrolytes |
| 06/02/2009 | US7540963 Compact device and methods for generating an ultrafiltrate, both of which can be used for a variety of applications, including, but not limited to filtering blood, diagnostic applications, and as a bioreactor; medical diagnosis; porous membrane |
| 06/02/2009 | CA2543701C Hollow fiber membrane module, hollow fiber membrane module unit, and water treatment method |
| 05/28/2009 | WO2009067310A1 Mixed matrix membranes containing molecular sieves with thin plate morphology |
| 05/28/2009 | WO2009067171A1 Oxygen-ion conducting membrane structure |
| 05/28/2009 | WO2009067090A1 Electro-membrane and method of making an electro-membrane |
| 05/28/2009 | US20090134089 Fish tank filter |
| 05/27/2009 | CN101443099A Fouling resistant membranes formed with polyacrylonitrile graft copolymers |
| 05/27/2009 | CN101439271A Method for preparing hydrophilic anti-pollution reverse osmosis membrane |
| 05/27/2009 | CN101439270A Method for preparing hydrophilic anti-pollution reverse osmosis membrane |