| 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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| 01/26/2011 | CN101954245A Method for manufacturing separation membrane support substrate |
| 01/26/2011 | CN101757861B Multi-layer perfluor cross-linking ion membrane and preparation method thereof |
| 01/26/2011 | CN101733020B Fiber reinforced fluorine-containing crosslinked ion membrane and preparation method thereof |
| 01/26/2011 | CN101733010B Doped double cross-linking reinforced perfluorinated proton exchange membrane and preparation method thereof |
| 01/26/2011 | CN101733006B Doped and fiber-modified imide cross-linking perfluorinated ion exchange membrane |
| 01/26/2011 | CN101264429B Preparation of osmotic vaporizing alcohol permselective zeolite filling silicon rubber compound film |
| 01/26/2011 | CN101091877B Composite type membrane in use for penetrating, vaporizing and separating benzene from cyclohexane, and preparation method |
| 01/26/2011 | CN101056695B Composite semipermeable membrane, production process thereof, and element, fluid separation equipment and treatment method for boron-containing water using the same |
| 01/25/2011 | CA2408381C Polymer membranes |
| 01/20/2011 | WO2011007714A1 Vinylidene fluoride resin porous membrane, manufacturing method therefor, and method for manufacturing filtrate water |
| 01/20/2011 | WO2010123926A3 Zeolite membrane and methods of making and using same for water desalination |
| 01/20/2011 | WO2010117166A3 Polyolefin-based multilayer microporous film with excellent physical properties and high temperature stability |
| 01/20/2011 | US20110014545 Proton-conducting membrane and its use |
| 01/19/2011 | EP2275766A1 Tubular heat or mass exchange apparatus |
| 01/19/2011 | EP2275185A1 Exhaust gas purifying filter |
| 01/19/2011 | EP2274083A1 Hydrophobic deaeration membrane |
| 01/19/2011 | EP2274081A1 Cellulose hydrate membrane, method for the production thereof, and use thereof |
| 01/19/2011 | EP2274080A1 Hydrophobic cellulose membrane, method for the production thereof, and use of same in hydrophobic interaction chromatography |
| 01/19/2011 | EP2274079A1 Membrane and process for steam separation, purification and recovery |
| 01/19/2011 | EP2274066A1 A ceramic dead-end filter, a filter system, a method of filtering and a method of producing a ceramic dead-end filter |
| 01/19/2011 | CN201711097U Flat sheet membrane with activated charcoal coating |
| 01/19/2011 | CN101947417A Carbon nano tube-based nanofiltration membrane device and preparation method thereof |
| 01/19/2011 | CN101947416A High-selectivity asymmetric moisture-permeable film as well as preparation method and application thereof |
| 01/18/2011 | US7871456 Membranes with controlled permeability to polar and apolar molecules in solution and methods of making same |
| 01/18/2011 | CA2518473C Ptfe membranes and gaskets made therefrom |
| 01/13/2011 | WO2011005463A2 High-temperature, steam-selective membrane |
| 01/13/2011 | WO2011004786A1 Polymer membrane for water treatment |
| 01/13/2011 | WO2011004743A1 Flat membrane element for filtration, flat membrane type separation membrane module, and filtration device |
| 01/13/2011 | WO2011004660A1 Method for producing carbon film, carbon film and separator |
| 01/13/2011 | WO2011003539A1 Method for stabilizing nitrogen-containing polymers |
| 01/13/2011 | WO2011003538A1 Method for mechanically stabilizing polymers containing nitrogen |
| 01/13/2011 | WO2010120100A3 Composite hollow fiber membrane and method for manufacturing the same |
| 01/13/2011 | WO2010117598A3 Hydrophobic monomers, hydrophobically-derivatized supports, and methods of making and using the same |
| 01/13/2011 | WO2010111755A3 Improved method for making cross-linked polyimide membranes |
| 01/13/2011 | WO2010111692A3 Filter modules for improved media utilization and use generally cylindrical housing |
| 01/13/2011 | US20110009504 Proton exchange membranes (pem) based on hybrid inorganic-organic copolymers with grafted phosphoric acid groups and implanted metal cations |
| 01/13/2011 | CA2767567A1 Filtration purpose flat-membrane element, flat-membrane-type separation membrane module, and filtration apparatus |
| 01/12/2011 | EP2271419A1 Method for substance separation using a cellulose hydrate membrane in size exclusion chromatography |
| 01/12/2011 | CN101945696A Composite separation membrane |
| 01/12/2011 | CN101945695A Polyamide hollow fiber membrane and method for producing same |
| 01/12/2011 | CN101945694A Method for making a functionalized membrane |
| 01/12/2011 | CN101942093A High-conductivity fluorine-contained polyion liquid diaphragm material and preparation method thereof |
| 01/12/2011 | CN101940883A Preparation method of reverse osmosis composite membrane containing nano zeolite molecular sieves |
| 01/12/2011 | CN101940882A Sterilizing filter element and production method thereof |
| 01/11/2011 | US7868124 Polyphenylene-type polymers, preparation method thereof, membranes and fuel cell device comprising said membranes |
| 01/11/2011 | US7868087 Graft copolymers, methods for grafting hydrophilic chains onto hydrophobic polymers, and articles thereof |
| 01/11/2011 | US7868050 Porous membrane; sulfonation of aromatic polysulfone and/or polyether sulfone polymer using sulfuric acid |
| 01/11/2011 | US7867417 Membrane post treatment |
| 01/06/2011 | WO2011002748A1 Effluent gas recovery system in polysilicon and silane plants |
| 01/06/2011 | WO2011001963A1 Method for purification of antibody using porous membrane having amino group and alkyl group both bound to graft chain immobilized on porous base material |
| 01/06/2011 | WO2010120056A3 Method of producing microporous polymer membrane and microporous polymer membrane produced by the method |
| 01/06/2011 | WO2010110995A3 Polymer membranes derived from aromatic polyimide membranes |
| 01/06/2011 | WO2010110994A3 Polymer membranes prepared from aromatic polyimide membranes by thermal treating and uv crosslinking |
| 01/06/2011 | WO2010110986A3 Polybenzoxazole polymer-based mixed matrix membranes |
| 01/06/2011 | WO2010110624A3 Nanoporous films and method for manufacturing the same |
| 01/06/2011 | US20110000846 Crystalline polymer microporous membrane, method for producing the same, and filtration filter |
| 01/06/2011 | US20110000367 Polyimide gas separation membrane and gas separation method |
| 01/05/2011 | EP2270068A1 Protonconductuing membrane and application thereof |
| 01/05/2011 | EP2269717A1 Solvent resistant nanofiltration membranes |
| 01/05/2011 | EP2269716A1 Oxygen enrichment membrane and composition for preparing the membrane |
| 01/05/2011 | EP2269477A1 Waterproof and water vapour-porous membrane |
| 01/05/2011 | EP2268386A1 Polyethylene membrane and method of its production |
| 01/05/2011 | CN101935432A Air-conditioning system |
| 01/05/2011 | CN101935398A High-electric conductivity aromatic polymer ionic liquid diaphragm material and preparation method thereof |
| 01/05/2011 | CN101934205A Method for preparing amphoteric charged nanofiltration membrane |
| 01/05/2011 | CN101934204A Amphoteric charged nanofiltration membrane and preparation method thereof |
| 01/05/2011 | CN101934203A Preparation method of high-efficiency compound antibacterial separation membrane |
| 01/05/2011 | CN101934202A Method for preparing antimicrobial polymer separation membrane |
| 01/05/2011 | CN101934201A High-selectivity composite nanofiltration membrane and preparation method thereof |
| 01/04/2011 | US7862643 Hydrogen separation membrane and fuel cell, and manufacturing method therefor |
| 01/04/2011 | CA2473934C Ferroxanes, membranes and ceramics made therefrom |
| 12/30/2010 | US20100330691 Process for Producing Surface Enhanced Membrane |
| 12/30/2010 | US20100326913 Polybenzoxazole membranes prepared from aromatic polyamide membranes |
| 12/29/2010 | WO2010151468A2 Alkali metal super ionic conducting ceramic |
| 12/29/2010 | WO2010151451A2 Polybenzoxazole membranes prepared from aromatic polyamide membranes |
| 12/29/2010 | WO2010150794A1 Method of producing porous polymer film and porous polymer film produced by the method |
| 12/29/2010 | WO2010149335A1 Spreading layer and method for producing an analysis element spreading layer |
| 12/29/2010 | WO2010149265A1 Battery separator |
| 12/29/2010 | WO2010078234A8 Porous membranes with multiple zones having different pore sizes |
| 12/29/2010 | EP2267446A1 Spreading layer and method for producing an analysis element spreading layer |
| 12/29/2010 | EP2267061A1 Microporous polymer material |
| 12/29/2010 | EP2267059A1 Proton conducting membrane and its application |
| 12/29/2010 | EP1687133B1 Composite porous materials and methods of making and using the same |
| 12/29/2010 | EP1379572B1 Proton-conducting membrane and the use thereof |
| 12/29/2010 | CN101927133A High-flux filter material, preparation method thereof and self-inhalation medical mask made of high-flux filter material |
| 12/29/2010 | CN101927132A Chitosan/ synthetic hydrotalcite composite permeable membrane, preparation method and application thereof |
| 12/29/2010 | CN101927130A Method for removing sulfur-containing compounds from oil by utilizing membrane process |
| 12/29/2010 | CN101773791B Ion exchange membrane with high impurity tolerance |
| 12/29/2010 | CN101773788B Fluorine-containing ion exchange membrane with reinforced sacrificial fiber mesh cloth |
| 12/29/2010 | CN101745320B Doped crosslinking chemical stable ion exchange membrane and preparation method thereof |
| 12/29/2010 | CN101288830B Preparation method of chitose-aminosilane-anodised aluminum compound film with affinity |
| 12/29/2010 | CN101130444B Low-pollution compound reverse osmosis membrane |
| 12/29/2010 | CA2759663A1 Alkali metal super ionic conducting ceramic |
| 12/23/2010 | WO2010148051A2 Sintered porous material comprising particles of different average sizes |
| 12/23/2010 | WO2010147802A2 Microporous membranes, methods for making these membranes, and the use of these membranes as battery separator films |
| 12/23/2010 | WO2010147801A2 Microporous membranes, methods for making such membranes, and the use of such membranes as battery separator film |
| 12/23/2010 | WO2010147798A2 Microporous membranes, methods for making such membranes, and the use of such membranes as battery separator film |
| 12/23/2010 | WO2010147763A2 A method and device for filtering platelets |
| 12/23/2010 | WO2010147743A1 Methods and systems for incorporation carbon nanotubes into thin film composite reverse osmosis membranes |
| 12/23/2010 | WO2010146311A1 Production of self-supporting ceramic materials having a reduced thickness and containing metal oxides |