| 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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| 03/11/2009 | EP2032239A1 Process for producing a composite membrane |
| 03/11/2009 | EP1289626A4 Composite ceramic membrane oxygen separation method |
| 03/11/2009 | CN101384429A Polyolefin microporous film |
| 03/11/2009 | CN101384346A Catalytic process for the phosphonylation of high-temperature polymers |
| 03/11/2009 | CN101384345A Membrane structure for gas separation |
| 03/11/2009 | CN101384343A Purification method for effluent |
| 03/11/2009 | CN101383404A Fluorine/hydrocarbon composite ion exchange film and preparation thereof |
| 03/11/2009 | CN101381899A Method for preparing bamboo carbon hollow cellulose fibre by ionic liquid |
| 03/11/2009 | CN101380551A Preparation method of nylon affinity membrane and use thereof |
| 03/11/2009 | CN101380550A Preparation method of polyvinylidene fluoride/polyethersulfone/cellulose derivative blended membrane |
| 03/11/2009 | CN101380549A Preparation method of blended fiber hollow fiber membrane using ion liquid |
| 03/11/2009 | CN101380548A Crystalline polymer microporous film, manufacturing method of the same, and filtration filter |
| 03/11/2009 | CN100468852C Polymer electrolyte with aromatic sulfone crosslinking |
| 03/11/2009 | CN100467102C Method for producing hydrogen production used filter |
| 03/05/2009 | WO2009027376A1 Filled polymeric membranes, use and method of manufacturing |
| 03/05/2009 | WO2009027101A1 Cheap thin film oxygen membranes |
| 03/05/2009 | WO2009027099A1 Membrane with a stable nanosized microstructure and method for producing same |
| 03/05/2009 | WO2009027098A1 Robust mixed conducting membrane structure |
| 03/05/2009 | US20090057225 Filtration Membrane |
| 03/05/2009 | CA2695730A1 Filled polymeric membranes, use and method of manufacturing |
| 03/04/2009 | EP2030960A2 Polymerised inorganic-organic precursor solutions and sintered membranes |
| 03/04/2009 | EP2030674A1 Membrane with a stable nenosized microstructure and method for producing same |
| 03/04/2009 | EP2030673A1 Cheap thin film oxygen membranes |
| 03/04/2009 | EP2030669A1 Method and base material for manufacturing a hydrogen-permeable membrane and hydrogen-permeable membrane |
| 03/04/2009 | EP2030668A1 Robust mixed conducting membrane structure |
| 03/04/2009 | EP1689853B1 Sperm cell separation by electrophoresis |
| 03/04/2009 | CN100464827C A blended film of an aniline co-polymer and an ethylcellulose polymer,a preparation method and an application thereof |
| 03/04/2009 | CN100464826C An extrusion method and an apparatus thereof for manufacturing microporous films |
| 02/26/2009 | WO2009025900A2 High flux fluid separation membranes comprising a cellulose or cellulose derivative layer |
| 02/25/2009 | EP2028159A2 Water purification apparatus |
| 02/25/2009 | EP2027911A1 Cross-flow filtration method and cross-flow filtration device |
| 02/25/2009 | EP1889050B1 Metal oxide membrane with a gas-selective compound |
| 02/25/2009 | CN101374894A Hydrophilic composite microporous membrane and method for producing same |
| 02/25/2009 | CN101371972A Method for producing inorganic film central layer |
| 02/25/2009 | CN100463712C Preparation process of reinforced hybrid organic-inorganic film |
| 02/24/2009 | US7494824 Interactive system for presenting and eliminating substances |
| 02/24/2009 | US7494770 Mesoscale polynucleotide amplification analysis |
| 02/24/2009 | US7494572 Impervious dome; perevaporation membrane substrate; water pollution control |
| 02/24/2009 | CA2113733C Extended use planar sensors |
| 02/19/2009 | WO2008153828A3 Method for preparing a porous inorganic coating on a porous support using certain pore formers |
| 02/19/2009 | US20090044701 Hydrogen purification process that uses a combination of membrane separation units |
| 02/18/2009 | EP2025657A2 Method for manufacturing carbon based shapes and their use as cell culture bearing and cultivation systems |
| 02/18/2009 | EP2025390A1 Gas separation membrane |
| 02/18/2009 | EP2025031A1 Fuel cell and polymer electrolyte membrane |
| 02/18/2009 | EP2024071A1 Manufacturing method of a membrane and a membrane thereof, for emulsification |
| 02/18/2009 | EP2024070A1 Nanoporous carbonaceous membranes and related methods |
| 02/18/2009 | EP2024069A1 Production of micro- and nanopore mass arrangements by self-organization of nanoparticles and sublimation technology |
| 02/18/2009 | EP2024068A1 Ultrafiltration membrane |
| 02/18/2009 | EP1807182B1 A process for improving membranes |
| 02/18/2009 | EP1452193B1 Filter for selectively eliminating leukocytes |
| 02/18/2009 | CN101370572A Polyvinylidene fluoride hollow yarn type microporous film and process for production of the same |
| 02/18/2009 | CN101367938A Novel fluorine-containing polyamide sulfonylamine polymer and preparation method thereof |
| 02/18/2009 | CN100462137C Method for preparing nanopowder |
| 02/18/2009 | CN100462133C Composite modified A1203 ceramic microfiltering film |
| 02/18/2009 | CN100462132C Membrane production method |
| 02/17/2009 | US7491215 Filter element for embolic protection device |
| 02/16/2009 | CA2638271A1 A method and a starting material for the manufacture of a hydrogen permeable membrane and a hydrogen permeable membrane |
| 02/12/2009 | WO2009020599A1 Acid tolerant polymeric membrane and process for the recovery of acid using polymeric membranes |
| 02/12/2009 | WO2009020598A1 Acid tolerant polymeric membrane and process for the recovery of acid using polymeric membranes |
| 02/12/2009 | WO2009019971A1 Water treatment apparatus and water treatment method |
| 02/12/2009 | US20090042104 Multi-component composite film method for preparing the same |
| 02/12/2009 | US20090039014 Porous Vinylidene Fluoride Resin Membrane for Water Treatment and Process for Producing the Same |
| 02/12/2009 | CA2695614A1 Acid tolerant polymeric membrane and process for the recovery of acid using polymeric membranes |
| 02/12/2009 | CA2695544A1 Acid tolerant polymeric membrane and process for the recovery of acid using polymeric membranes |
| 02/11/2009 | EP2022556A1 Crystalline polymer microporous membrane, method for producing the same, and filter for filtration |
| 02/11/2009 | EP2022555A1 Polymeric porous hollow fiber membrane |
| 02/11/2009 | EP2021107A2 Reverse osmosis membrane with branched poly(alkylene oxide) modified antifouling surface |
| 02/11/2009 | EP1437172B1 Method for preparing ddr type zeolite film, ddr type zeolite film, and composite ddr type zeolite film, and method for preparation thereof |
| 02/11/2009 | CN101363813A Gas sensor for monitoring gas content in insulating oil |
| 02/11/2009 | CN101362694A Method for separating methanol and dimethyl carbonate azeotropic mixture |
| 02/11/2009 | CN101362058A Microporous filter membrane, method of making microporous filter membrane and separator employing microporous filter membranes |
| 02/11/2009 | CN101362057A Method for preparing polyvinylidene fluoride porous membrane |
| 02/11/2009 | CN101362056A Coated filter material |
| 02/11/2009 | CN101362055A Preparation method of positively charged hyperfiltration membrane and products thereof |
| 02/11/2009 | CN101362035A Expanded polytetrafluoroethylene bacteriostatic coated filter material and production method thereof |
| 02/11/2009 | CN100460054C Porous membrane microstructure devices and methods of manufacture |
| 02/11/2009 | CN100460048C Prepn process of soiling resistant modified PVA film |
| 02/05/2009 | WO2009017356A2 Hollow fiber membrane for humidifier and method for manufacturing the same |
| 02/05/2009 | WO2009017185A1 Hollow fiber carbon membrane and method for production thereof |
| 02/05/2009 | US20090035552 Composite materials comprising supported porous gels |
| 02/05/2009 | US20090032470 Porous PTFE Materials and Articles Produced Therefrom |
| 02/05/2009 | US20090032466 Agent for Increasing Rejection with a Permeable Membrane, Process for Increasing the Rejection, Permeable Membrane and Process for Water Treatment |
| 02/05/2009 | US20090032463 Composite materials comprising supported porous gels |
| 02/04/2009 | EP2019728A1 Lithium ion-selective membrane |
| 02/04/2009 | CN201189318Y Device for producing sterile blood serum using four grade filtration membrane |
| 02/04/2009 | CN101357304A Surface modification method of polyvinylidene fluoride membrane |
| 02/04/2009 | CN101357303A Preparation method of polyvinylidene fluoride hollow fiber composite microporous film with strong interface binding power |
| 02/04/2009 | CN101357302A Preparation method of cellulose acetate nano filter-membrane |
| 02/04/2009 | CN100457806C Porous membrane of poly(metaphenylene isophthalamide) and process for producing the same |
| 02/04/2009 | CN100457242C Improved dialysis membrane removing middle molecules |
| 02/04/2009 | CN100457241C Method for preparing multilayer polyamide composite film |
| 02/04/2009 | CN100457200C Virus and white blood cell selective removal material |
| 02/03/2009 | US7485249 Double-layer hollow membrane for bio-reactor applications |
| 02/03/2009 | US7485227 Polyazole-based polymer films |
| 02/03/2009 | US7485173 Separating a gas from a gas mixture using a mixed matrix membrane of an ultraviolet radiation crosslinked polymer as a continuous phase (polyimide of pyromellitic anhydride, -3,3',4,4'-benzophenonetetracarboxylic anhydride, and 4,4'-methylenebis(2,6-dimethylaniline) and a dispersed microporous material |
| 02/03/2009 | CA2381154C Chemical reactor and method for catalytic gas phase reactions |
| 01/29/2009 | WO2009013902A1 Composition forming polyurethane resin and sealing material |
| 01/29/2009 | WO2009013340A1 Hydrophilic membrane |
| 01/29/2009 | US20090029438 Composite materials comprising supported porous gels |
| 01/29/2009 | US20090029142 forming a monolithic polymeric membrane that includes a polymeric filter layer including a micron-scale precision-shaped pores and a polymeric precision-shaped porous support structure for the filter layer; making using micromachining techniques including lithography; use in blood purification |