| 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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| 07/18/2012 | CN102580570A Immobilized Ag<+> facilitated transport membrane as well as preparation method and application thereof |
| 07/18/2012 | CN102580569A Method for preparing Nb2O5 gas separation membrane |
| 07/18/2012 | CN102580568A Method for preparing hollow fiber molecular sieve membranes in batches |
| 07/18/2012 | CN102580567A Composite carbon diaphragm with mesoporous and microporous gradient structure and preparation method for diaphragm |
| 07/18/2012 | CN102580566A Method for in situ generating inorganic nano particles-polyelectrolyte hybrid membrane |
| 07/18/2012 | CN102580565A Preparation method for high-performance metal organic framework film |
| 07/18/2012 | CN102580563A Separation CO2 composite membrane prepared from micromolecule amine modification polyvinylamine and preparation |
| 07/18/2012 | CN102580562A Method for preparing polyvinylidene fluoride composite cellulose acetate forward osmosis membrane |
| 07/18/2012 | CN102580561A Tubular composite nanofiltration membrane |
| 07/18/2012 | CN102580559A Hydrophilic single skin layer tubular high polymer porous membrane |
| 07/18/2012 | CN102580558A Non-pressure type hollow fiber filter membrane and preparation method thereof |
| 07/18/2012 | CN102580556A Antipollution flat membrane and method for producing same |
| 07/18/2012 | CN102580554A Antibacterial porous polymeric membrane |
| 07/18/2012 | CN102580551A Method for modifying membrane material in membrane bioreactor |
| 07/18/2012 | CN102580549A Method for preparing carbon nano tube modified bipolar membrane with anion groups |
| 07/18/2012 | CN102580478A Integrated tubular ceramic oxygen permeating membrane separation reactor |
| 07/18/2012 | CN102061095B Hybrid film containing fluorosilicone/silicon rubber, and preparation method and application thereof |
| 07/18/2012 | CN101862607B Ethylene-vinyl alcohol copolymer hollow fiber microporous film and preparation method thereof |
| 07/18/2012 | CN101862605B Polyvinylidene fluoride hollow fiber microporous membrane and preparation method thereof |
| 07/18/2012 | CN101559332B Novel electro-catalytic composite membrane material and preparation method thereof |
| 07/18/2012 | CN101380551B Preparation method of nylon affinity membrane and use thereof |
| 07/18/2012 | CN101244367B Selective membrane having a high fouling resistance |
| 07/17/2012 | US8221525 Oxygen enrichment using small-pore silicoaluminophosphate membranes |
| 07/17/2012 | CA2625523C Porous multilayered hollow-fiber membrane and process for producing the same |
| 07/17/2012 | CA2500346C Polyimide blends for gas separation membranes |
| 07/17/2012 | CA2266660C Perfluorovinyl ionic compounds, their uses as conductive ionic polymer-type compounds, selective membranes and catalysts |
| 07/12/2012 | WO2012094407A1 Functionalization of nanofibrous microfiltration membranes for water purification |
| 07/12/2012 | WO2012045016A3 Particulate nanosorting stack |
| 07/12/2012 | US20120175300 Two-layer membrane |
| 07/12/2012 | US20120174789 Vent Plug |
| 07/12/2012 | US20120174787 Filter having flow control features |
| 07/12/2012 | DE102011008222A1 Verfahren zur Herstellung einer Hohlfasermembran A process for producing a hollow fiber membrane |
| 07/11/2012 | EP2474350A1 Method for dewatering water-containing organic substance |
| 07/11/2012 | EP2473260A1 Process for preparing composite membranes |
| 07/11/2012 | EP2473253A2 Method for potting ceramic capillary membranes |
| 07/11/2012 | EP2473252A1 Ceramic membrane having a catalytic membrane-material coating |
| 07/11/2012 | CN102574075A Exhaust gas purification filter |
| 07/11/2012 | CN102574074A Hydrogen separation membrane and method for separating hydrogen |
| 07/11/2012 | CN102574073A Method for the high-temperature-resistant bonding of oxygen-permeable oxide ceramics based on substituted alkaline-earth cobaltates by means of doping-supported diffusive reactive sintering |
| 07/11/2012 | CN102574072A Method for producing a membrane and such membrane |
| 07/11/2012 | CN102574071A Forward osmosis membranes |
| 07/11/2012 | CN102574069A Method for manufacturing composite semipermeable membrane |
| 07/11/2012 | CN102574067A Nanofiber membrane for western blot and preparation method thereof |
| 07/11/2012 | CN102558557A Poly (arylene ether) copolymer having cation-exchange group, process of manufacturing the same, and use thereof |
| 07/11/2012 | CN102553467A Sulfadimidine affinity membrane and application of sulfadimidine affinity membrane in antibody separation and purification |
| 07/11/2012 | CN102553466A Antimicrobial polysulphone flat ultrafiltration membrane and preparation method thereof |
| 07/11/2012 | CN102553465A Method for in-situ polymerization and modification of polyvinylidene fluoride microporous membrane |
| 07/11/2012 | CN102553464A Preparation method of modified polyvinylidene fluoride ultrafiltration membrane |
| 07/11/2012 | CN102553463A Method for preparing braided tube/polymer composite hollow fibrous membrane by thermal induced method |
| 07/11/2012 | CN102553462A Carbon nano tube/polyaniline/polysulfone composite ultra-filtration membrane and preparing method thereof |
| 07/11/2012 | CN102553461A Inorganic/organic composite nanofiltration membrane and preparation method thereof |
| 07/11/2012 | CN102553460A Method for preparing pollution-resistant low-pressure reverse osmosis membrane |
| 07/11/2012 | CN102553458A Large-flux contamination-resistant composite reverse osmosis membrane and preparation method thereof |
| 07/11/2012 | CN102553455A Preparation method of methyl methacrylate-diethylenetriamine/polyvinylidene fluoride chelating membrane |
| 07/11/2012 | CN102553454A Preparation method of hyposmosis heterogenous ion exchange membrane |
| 07/11/2012 | CN102553441A Microdialysis device |
| 07/11/2012 | CN101829507B Method for preparing polypropylene separation membrane with durable hydrophilic property |
| 07/10/2012 | US8216342 Membrane production method |
| 07/10/2012 | CA2541043C Hydrogen permeable alloy |
| 07/05/2012 | WO2012091305A2 Method for manufacturing high-purity carbonated lithium |
| 07/05/2012 | WO2012090863A1 Hollow fiber membrane module and method for producing chemicals |
| 07/05/2012 | WO2012090862A1 Composite semipermeable membrane |
| 07/05/2012 | WO2012090457A1 Spiral separation membrane element |
| 07/05/2012 | WO2012037101A3 Chromatography membranes for the purification of chiral compounds |
| 07/05/2012 | US20120168370 Method of improving rejection of permeable membrane and permeable membrane |
| 07/04/2012 | EP2471592A1 Gas separation membrane |
| 07/04/2012 | CN202289887U 多通道陶瓷膜壳 Multi-channel ceramic membrane shell |
| 07/04/2012 | CN1817421B Thin film supporting substrate used in filter for hydrogen production and method for manufacturing filter for hydrogen production |
| 07/04/2012 | CN102548647A Porous vinylidene fluoride resin membrane and process for producing same |
| 07/04/2012 | CN102548646A Charge-mosaic membrane |
| 07/04/2012 | CN102527265A Membrane functional monomer containing hexafluoroisopropanol group and nanofiltration membrane preparation method thereof |
| 07/04/2012 | CN102527264A Method for preparing polyimide hollow fiber |
| 07/04/2012 | CN102527263A Hollow fiber porous membrane and preparation method thereof |
| 07/04/2012 | CN102527262A Method for preparing chemically perforated polyvinylidene fluoride hollow fiber ultrafiltration membrane |
| 07/04/2012 | CN102527261A Heavy metal ion adsorption type polyvinylidene fluoride (PVDF) hollow fiber membrane |
| 07/04/2012 | CN102527260A Multi-layer polyethylene microporous membrane and preparation method thereof |
| 07/04/2012 | CN102527259A Compound carbon molecular sieve membrane as well as preparation method and application thereof |
| 07/04/2012 | CN102527258A Preparation method for T-type zeolite molecular sieve membrane |
| 07/04/2012 | CN102527257A Preparation method of conductive carbon membrane |
| 07/04/2012 | CN102527256A Method of fabricating a carbon molecular sieve membrane |
| 07/04/2012 | CN102527255A Liquid medicine filtering membrane, and preparation method and application thereof |
| 07/04/2012 | CN102527254A High-flux composite reverse osmosis membrane |
| 07/04/2012 | CN102527253A Antibacterial antioxidative composite reverse osmosis membrane |
| 07/04/2012 | CN102527252A Antibacterial composite reverse osmosis membrane |
| 07/04/2012 | CN102527250A Hollow fibrous membrane and preparation method thereof |
| 07/04/2012 | CN102527249A High-density polyethylene hollow fiber microporous membrane and preparation method thereof |
| 07/04/2012 | CN102527248A Preparation method of photocatalytic antimicrobial polytetrafluoroethylene microporous membrane |
| 07/04/2012 | CN102527246A Method for preparing 3-aminopropyl-trimethoxy-silane-diethylenetriamine-pentaacetic-acid/polyvinylidene-fluoride chelation film |
| 07/04/2012 | CN102527241A Gas separation membrane assembly and gas separation method |
| 07/04/2012 | CN102527236A Preparation method for seawater desalting device with fast ion conductor embedded film |
| 07/04/2012 | CN101961606B Process for preparing ethylenediaminetetraacetic dianhydride modified polyvinylidene fluoride separation membrane and resin |
| 07/04/2012 | CN101954250B Method for preparing polyvinylidene fluoride-phenolphthalein polyethersulfone blending membrane |
| 07/04/2012 | CN101890315B Carbon nano tube-polymer composite nanofiltration membrane and preparation method thereof |
| 07/04/2012 | CN101879418B Preparation method of polyvinylidene fluoride modified film |
| 07/04/2012 | CN101822947B Negative potential ceramic membrane and preparation method thereof |
| 07/04/2012 | CN101804307B Anti-coagulation composite ultrafiltration membrane and preparation method thereof |
| 07/04/2012 | CN101791522B Hybridized composite reverse osmosis membrane containing carbon nano tubes and preparation method thereof |
| 07/04/2012 | CN101703895B Method for preparing high-strength anti-pollution polyvinylidene fluoride ultrafiltration membrane filaments |
| 07/04/2012 | CN101703894B Method for modifying inorganic membrane by nano metal oxide |
| 07/04/2012 | CN101690870B Ultrafiltration membranes and methods of making and use of ultrafiltration membranes |