| 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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| 06/13/2007 | CN1978038A Method for preparing homogeneous-phase anion exchange film |
| 06/13/2007 | CN1978037A Method for polyolefin porous film mfg. method |
| 06/13/2007 | CN1978036A Method for preparing polyuinyl alcohol/polyamide |
| 06/12/2007 | US7229831 Multilayer vessel; permselective layer adjacent to odorant layer |
| 06/12/2007 | US7229692 Nanoconduits and nanoreplicants |
| 06/12/2007 | US7229665 Process of forming multilayered structures |
| 06/12/2007 | US7229580 blending a polyphenylene oxide or polysulfone with a polyimide by selectively decomposing the polyimide phase using monoethanolamine or tetramethylammonium hydroxide; narrow pore size distribution; makes membranes for fluid separations, such as microfiltration, ultrafiltration, and gas separation |
| 06/12/2007 | US7229537 Composite oxygen ion transport element |
| 06/12/2007 | US7228973 Nonwoven fibrous media especially useful for the separation of blood constituents |
| 06/12/2007 | CA2397580C A method for membrane filtration purification of suspended water |
| 06/07/2007 | WO2006111531A3 Membrane used for liquid phase separation processes, and method for the production thereof |
| 06/07/2007 | US20070128512 Microporous composite membrane and its producing method and use |
| 06/07/2007 | US20070128490 metal cations uniformly distributed through the inorganic-organic polymer and not present in the form of particles; heat resistance under acid conditions; conductive at high temperature; fuel cell performance |
| 06/07/2007 | US20070125704 Ceramic filter and method for purifying water |
| 06/07/2007 | US20070125702 Membrane structure and method of making |
| 06/06/2007 | EP1791624A1 Device for gas separation and method for producing one such device |
| 06/06/2007 | EP1385901B1 Microporous materials and methods of making the same |
| 06/06/2007 | DE102004002259B4 Verfahren zur enzymatischen Herstellung von Baccatin III A process for the enzymatic preparation of baccatin III |
| 06/06/2007 | CN1976746A Device with a membrane on a carrier, as well as a method for manufacturing such a membrane |
| 06/06/2007 | CN1974729A Prepn process of membrane material for desulfurizing FCC gasoline |
| 06/06/2007 | CN1973974A Method for producing water-soluble poval air permeable thin film and products thereof |
| 06/06/2007 | CN1973973A Hybric organic resin film and its prepn process |
| 06/06/2007 | CN1973972A Prepn process of reinforced hybrid organic-inorganic film |
| 06/06/2007 | CN1973971A Prepn process of soiling resistant modified PVA film |
| 06/06/2007 | CN1320080C Membrane separation method for sulfur reduction |
| 06/06/2007 | CN1319635C Separation process of synthetic oil catalyst prepared in slurry bed reactor |
| 06/06/2007 | CN1319634C Titanium dioxide nanometer pipe composite separating membrane, its preparation and use thereof |
| 06/06/2007 | CN1319633C Filter material for micro-filter |
| 06/05/2007 | US7226987 Phosphonic acid bonded to aromatic ring for polymer trialkyl phosphonic acid with nickel halide catalyst |
| 06/05/2007 | US7226978 Techniques to improve polyurethane membranes for implantable glucose sensors |
| 06/05/2007 | US7226657 Fibrin-based layer is substantially uniform and homogeneous on said treated surface, and that the fibrin layer and at least the face of the support in contact with the fibrin layer are substantially free of fibrinogen, filter membranes |
| 06/05/2007 | US7226541 Membrane polymer compositions |
| 06/05/2007 | US7226540 MEMS filter module |
| 05/31/2007 | US20070123671 Perfluorinated polymers |
| 05/31/2007 | US20070119774 Process for removing microbubbles from a liquid |
| 05/31/2007 | DE202007002738U1 Hybridmembranen und Brennstoffzellen unter Verwendung derartiger Hybridmembranen Hybrid and fuel cell membranes using such hybrid membranes |
| 05/31/2007 | DE102005056564A1 Polymer electrolyte membrane, useful particularly in fuel cells, contains coordination polymers, i.e. metal organic frameworks, has increased proton conductivity at high temperature |
| 05/31/2007 | DE102005056538A1 Composition, useful for e.g. preparing an agent for preventive, dermatological, therapeutic regenerative treatment of skin, comprises unmodified lipids, transferable proteins, non-transferable active substances and additives |
| 05/30/2007 | EP1789167A1 Method of stably producing microporous membrane and use thereof in method of separating and purifying nucleic acid |
| 05/30/2007 | EP1430559B1 Ion-conductive polymeric material for fuel cell or elctrolytic cell |
| 05/30/2007 | CN1972737A Porous membrane for water treatment and process for producing the same |
| 05/30/2007 | CN1972736A Medium having an altered porosity and membrane for the tangential flow filtration of a fluid |
| 05/30/2007 | CN1970780A Process for removing endotoxin in bacteria polysaccharide by using macroporous resin |
| 05/30/2007 | CN1970136A Organic-inorganic hybridized anion exchange membrane preparation method |
| 05/30/2007 | CN1318545C Oil dehydrator |
| 05/30/2007 | CN1318484C Mixture comprising sulphonic acid containing vinyl, polymer electrolyte membrane comprising polyvinylsulphonic acid and the use thereof in fuel cells |
| 05/30/2007 | CN1318168C Method for reducing airflow density of powder and powder containing metal/alloy particles |
| 05/30/2007 | CN1318125C Device and method for cleaning a fluid, such as water |
| 05/29/2007 | US7223894 comixing hydrogen with a polyunsaturated hydrocarbon feedstock into a reaction zone of reactor; high conversion rates by limiting the hydrogen consumption and the heat released during the reaction; improved catalyst life |
| 05/29/2007 | US7223358 Complex mixed conductor and its preparing method |
| 05/29/2007 | US7223356 Method for preparing a thin ceramic material with controlled surface porosity gradient, and resulting ceramic material |
| 05/29/2007 | US7223342 Microporous polyether sulfone polymeric membranes having incorporated porous silicon dioxide particles modified with hydrocarbon ligands having 2 to 24 carbon atoms as adsorbent particles; centrifuge tubes, microtiter plates |
| 05/29/2007 | US7223341 A crosslinked diallylamine-methacrylamide copolymer having pendant epoxy and quaternary ammonium groups coated on a hydrophilic polymeric substrate; increased protein binding capacity during biological purification processes |
| 05/29/2007 | US7223327 Method of preparing free polyelectrolyte membranes |
| 05/29/2007 | CA2436101C Catalyst-coated ionomer membrane with protective film layer and process for its manufacture |
| 05/29/2007 | CA2359050C Integrally asymmetrical polyolefin membrane |
| 05/24/2007 | WO2007058388A1 Oriented zeolite film-provided structure |
| 05/24/2007 | WO2007058387A1 Process for production of zeolite film |
| 05/24/2007 | WO2007057057A1 Pvdf membranes |
| 05/24/2007 | WO2007021705A3 Improved ceramic foam filter for better filtration of molten iron |
| 05/24/2007 | WO2007018242A3 Hollow fiber membrane type blood purifier |
| 05/24/2007 | WO2007007343A8 Composite membranes and methods for their preparation |
| 05/24/2007 | US20070117958 Method for producing a polymer system capable of proton exchange, based on polyaryl ether ketones |
| 05/24/2007 | US20070116882 chemical metallization of silver on silicon porous membrane; sensitive, reproducible Raman spectroscopy detector; analysis to detect a single nucleotide molecule; use in separation of polymer molecules |
| 05/24/2007 | US20070116871 Braid-reinforced hollow fiber membrane |
| 05/24/2007 | US20070116605 Methods for uniform metal impregnation into a nanoporous material |
| 05/24/2007 | US20070114167 Bundle of selectively permeable polysulfone-based hollow fiber membranes and process for manufacturing same |
| 05/24/2007 | CA2629756A1 Oriented zeolite film-provided structure |
| 05/24/2007 | CA2608277A1 Pvdf membranes |
| 05/23/2007 | EP1787711A1 Hollow-fiber porous water filtration membrane of vinylidene fluoride resin and process for producing the same |
| 05/23/2007 | EP1786544A2 Ionomers with ionogenic groups in the sidechain |
| 05/23/2007 | CN2902433Y Device used for inorganic micro filtering membrane modification |
| 05/23/2007 | CN1968736A Hollow-fiber porous water filtration membrane of vinylidene fluoride resin and process for producing the same |
| 05/23/2007 | CN1966132A PVC hollow fiber ultrafiltration membrane preparation method |
| 05/23/2007 | CN1966131A Granular type integral membrane reactor for catalysis-separation and its synthesis method |
| 05/23/2007 | CN1966130A Film built-in type inorganic film tube and its preparation method |
| 05/23/2007 | CN1317783C Graft olefin sulfonic acid proton exchange membrane containing hydrogen silicone oil and its preparing method |
| 05/23/2007 | CN1317058C Sulfonated polyether sulphone block sulfonated polybutadiene proton exchange film and preparing method |
| 05/23/2007 | CN1317057C Hollow fibrous membranes of modified poly(ether sulfone) and their production |
| 05/22/2007 | US7220508 Solid polymer electrolyte material, liquid composition, solid polymer fuel cell and fluoropolymer |
| 05/22/2007 | US7220454 coating polymeric beads with aqueous solutions of alumoxanea, drying, heating to convert to amorphous alumina or aluminate coatings, dissolving in solvents to removing the polymer and firing to form hollow microstructure particles used as proppants or porous membranes; filters |
| 05/22/2007 | CA2297842C Integrally asymmetrical polyolefin membrane for gas transfer |
| 05/17/2007 | US20070112189 High silica cds-1 zeolite |
| 05/17/2007 | US20070111070 Fuel cells and methods of preparation |
| 05/17/2007 | US20070110990 Capacitors and methods of preparation |
| 05/17/2007 | US20070110988 Inorganic layer |
| 05/17/2007 | US20070110649 Zeolite membranes for selective oxidation on carbon monoxide in mixed hydrogen gas source |
| 05/17/2007 | US20070108120 Filtration media and methods of preparation |
| 05/16/2007 | EP1785184A1 Oxygen-permeable film, oxygen-permeable sheet and electric cell comprising the same |
| 05/16/2007 | EP1784354A1 Stage system for producing purified hydrogen from a reaction gaseous mixture containing a hydrocarbon compound |
| 05/16/2007 | EP1784250A2 Ionic polymer membranes |
| 05/16/2007 | EP1784249A2 Multiphase biocompatible semi-permeable membrane for biosensors |
| 05/16/2007 | EP1373795B1 Device for reducing the presence of moisture within an enclosure containing a heat source |
| 05/16/2007 | CN1962044A Submerged photocatalytic ceramic membrane reactor |
| 05/16/2007 | CN1962041A Method for preparing a branched block polymer ultrafiltration membrane of polyethersulfone for resisting protein pollution |
| 05/16/2007 | CN1962040A Temperature-responsive membrane, temperature-responsive membrane module, and membrane filtration system in which the same are used |
| 05/16/2007 | CN1962039A 各向异性多孔材料 Anisotropic porous material |
| 05/10/2007 | WO2007052497A1 Composite separation membrane, process for producing the same, and method of separating organic liquid mixture with the composite separation membrane |
| 05/10/2007 | WO2007051643A1 Ceramic membrane, its preparation and use |
| 05/10/2007 | WO2007018444A8 Hydrogen purification membrane, filtering element and membrane device |