| Patents for B01D 67 - Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus (11,858) |
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| 06/13/2007 | CN1980789A Sound absorptive multilayer composite |
| 06/13/2007 | CN1980729A Porous vinylidene fluoride resin membrane for water treatment and process for producing the same |
| 06/13/2007 | CN1980725A High-selectivity supported SAPO membranes |
| 06/13/2007 | CN1978037A Method for polyolefin porous film mfg. method |
| 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 | 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 | 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 |
| 06/06/2007 | EP1758671A4 Membrane stacks |
| 06/06/2007 | EP1385901B1 Microporous materials and methods of making the same |
| 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 |
| 06/05/2007 | 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 | 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 | CN1972736A Medium having an altered porosity and membrane for the tangential flow filtration of a fluid |
| 05/30/2007 | CN1318484C Mixture comprising sulphonic acid containing vinyl, polymer electrolyte membrane comprising polyvinylsulphonic acid and the use thereof in fuel cells |
| 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 | 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 | WO2007058913A2 Hydrogen transport membrane fabrication method |
| 05/24/2007 | WO2007057057A1 Pvdf membranes |
| 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 | CA2629442A1 Hydrogen transport membrane fabrication method |
| 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 | EP1786540A2 Membranes for highly selective separations |
| 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 |
| 05/22/2007 | US7220358 Cleaning a filtration system by removing the product from the system and recovering a part of the liquid, flooding the membranes with a first aqueous media to remove solids, flushing, treating with a gaseous phase and a liquid phase, soaking then rinsing |
| 05/22/2007 | CA2297842C Integrally asymmetrical polyolefin membrane for gas transfer |
| 05/17/2007 | US20070112189 High silica cds-1 zeolite |
| 05/10/2007 | WO2007051643A1 Ceramic membrane, its preparation and use |
| 05/10/2007 | US20070102348 Method of producing a porous membrane and waterproof, highly breathable fabric including the membrane |
| 05/09/2007 | EP1782880A1 Ceramic membrane, its preparation and use |
| 05/09/2007 | EP1781466A1 Sound absorptive multilayer composite |
| 05/08/2007 | US7214719 continuous removal of water, which is produced as a side product, contributes to an improvement of conversion, product selectivity and catalyst life time; Fischer-Tropsch reaction mixtures, by the use of a hydroxy sodalite membrane |
| 05/04/2007 | CA2566916A1 Membrane and associated method |
| 05/03/2007 | US20070100012 Production of high porosity open-cell membranes |
| 05/03/2007 | US20070099035 Polymer electrolyte membranes (pems) based on imidazole ring terminated flexible branches grafted on hybrid inorganic-organic polymers |
| 05/03/2007 | DE10362083B4 Verfahren zur Herstellung von Membranen mit durchgängigen Poren A process for the production of membranes with through pores |
| 05/02/2007 | EP1779922A1 Novel coated membranes and other articles |
| 05/02/2007 | EP1779914A1 System for liquid filtration based on a neutral filter material |
| 05/02/2007 | EP1778314A1 Method of activating membranes |
| 05/02/2007 | CN1313191C Method for preparing polymer microporous membrane by supercritical or nearcritical CO2 technology |
| 05/01/2007 | CA2532573C Solvent resistant asymmetric integrally skinned membranes |
| 04/26/2007 | WO2007045053A1 Zeolite-like membranes from nano-zeolitic particles |
| 04/26/2007 | US20070092776 Sulfonic acid group-containing organic-silica composite membrane and method for producing thereof |
| 04/26/2007 | US20070090051 a hollow fiber membrane includes discharging a polyvinylidene fluoride solution comprising a polyvinylidene fluoride resin and poor solvent at a temp. above a phase separation temperature into a cooling bath at a temperature below the phase separation temperature to coagulate the polyvinylidene fluoride |
| 04/26/2007 | CA2626235A1 Zeolite-like membranes from nano-zeolitic particles |
| 04/25/2007 | EP1776175A1 A continous method for production of a regioselective porous hollow fibre membrane |
| 04/25/2007 | CN1951548A Preparation method of high molecule microfilter membrane and porogenic agent |
| 04/25/2007 | CN1311894C Spiral wound separation membrane element |
| 04/24/2007 | US7208200 Process of forming multilayered structures |
| 04/24/2007 | US7208089 Biomimetic membranes |
| 04/19/2007 | US20070084794 applying a resin solution ( polyvinylidene fluoride) onto a surface of a porous membrane having the spherical structure, followed by immersing the membrane in a lumen forming solution( butyrolactone/G-/ and diethylene glycol, solidifying thpolymer, thus forming the three-dimensional network structure |
| 04/18/2007 | EP1775016A1 Ultrafiltration membranes rendered hydrophilic by hydroxyalkyl cellulose and method of making and use of such membranes |
| 04/18/2007 | CN1311002C Process for the production of sulfoalkyl-containing polymers |
| 04/12/2007 | WO2007039180A1 Method for the production of a reflective membrane, and membrane produced therewith |
| 04/12/2007 | WO2007017085A3 Process for cross-linking cellulose ester membranes |
| 04/12/2007 | WO2007011401A3 Composite mixed oxide ionic and electronic conductors for hydrogen separation |
| 04/12/2007 | US20070082141 Chitosan membrane containing nano-inorganic particles uniformly embedded in the the chitosan separation layer; posses high selectivity, high flux, and high stability for the pervaporation process and can meet the requirement for large-scale operation |
| 04/12/2007 | US20070080108 Hollow fiber membrane for blood purification and blood purification apparatus using the same |
| 04/12/2007 | CA2624484A1 Method for the production of a reflective membrane, and membrane produced therewith |
| 04/11/2007 | EP1772175A2 Microstructered filter |
| 04/11/2007 | CN1946633A Hydrogen separation membrane and fuel cell, and manufacturing method therefor |
| 04/11/2007 | CN1309460C Process for production of poly(m-phenyleneisophthal- amide) porous hollow fiber membrane |
| 04/10/2007 | US7202001 Polycarbonates having dimensional stability and chemical resistance used as polyelectrolytes membranes in fuel cells; power sources for portable electronics |
| 04/10/2007 | US7201860 Porous membranes; withstand steam sterilization |
| 04/10/2007 | US7201846 Micro-fluidic anti-microbial filter |
| 04/10/2007 | CA2420685C Modified polymer having improved properties and process for manufacturing same |
| 04/05/2007 | WO2007037933A2 Functionalized inorganic membranes for gas separation |
| 04/05/2007 | CA2623396A1 Functionalized inorganic membranes for gas separation |
| 04/04/2007 | EP1769841A1 Hydrophilic membrane and associated method |
| 04/04/2007 | EP1769840A1 Porous water filtration membrane of vinylidene fluoride resin hollow fiber and process for production thereof |
| 04/04/2007 | EP1687133A4 Composite porous materials and methods of making and using the same |
| 04/04/2007 | EP1499414A4 Photo-processing and cleaning of pes and psf membranes |
| 04/04/2007 | EP1070533B1 Method for manufacturing filter having ceramic porous film as separating film |
| 04/04/2007 | CN1942236A Porous water filtration membrane of vinylidene fluoride resin hollow fiber and process for production thereof |
| 04/03/2007 | US7199199 addition-condensation copolymer containing peroxyalkylene glycol and unsaturated fluorine compound |
| 04/03/2007 | CA2264458C A thermoplastic, unibody transfer device |
| 04/03/2007 | CA2192232C Zeolite layers with controlled crystal width and preferred orientation grown on a growth enhancing layer |
| 03/30/2007 | CA2560582A1 Hydrophilic membrane and associated method |
| 03/29/2007 | WO2007034233A1 Process for preparing a composite membrane |
| 03/29/2007 | US20070068866 Internal die filters with multiple passageways which are fluidically in parallel |
| 03/29/2007 | US20070068865 Manufacture of a microsieve, and apparatus comprising a microsieve |
| 03/29/2007 | DE112005000937T5 Wasserstoff-Abtrennmembran und Brennstoffzelle sowie Herstellungsverfahren dafür Hydrogen separation and fuel cell and manufacturing method thereof |