| 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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| 10/02/2003 | US20030185998 Growing an amorphous carbon- based membrane on a porous substrate at a low temperature, performing a surface modification by bombarding membrane with energized gas; baking so that a membrane having a gas separation effect is formed |
| 10/02/2003 | US20030185956 Separating aqueous mixture from a water-immiscible hydrophobic phase with a hydrophilic membrane; desired components move out through the membrane and into the hydrophobic phase; foods and cosmetics |
| 10/02/2003 | US20030185707 Blood testing unit |
| 10/02/2003 | US20030184954 Separation module and method for producing the same |
| 10/02/2003 | US20030183576 Composite semipermeable membrane,method for preparing the same, and method for water treatment using the same |
| 10/02/2003 | US20030183338 Wherein container having a container edge, and being filled with an article, has upper opening face thereof covered by film and seal of overlapped portion of container edge and film is easily removed |
| 10/02/2003 | US20030183080 Hydrogen transport membranes |
| 10/01/2003 | EP1348960A1 Blood testing unit and blood testing method and apparatus |
| 10/01/2003 | EP1348478A2 Method for producing composite membranes |
| 10/01/2003 | EP1177333B1 Method of producing a filter |
| 10/01/2003 | EP1144096B1 Integrally asymmetrical polyolefin membrane |
| 09/30/2003 | US6626980 Mixed matrix membranes incorporating chabazite type molecular sieves |
| 09/30/2003 | CA2017243C Novel solid multi-component membranes, electrochemical reactor and use of membranes and reactor for oxidation reactions |
| 09/25/2003 | WO2003078688A1 Porous material and process for producing the same |
| 09/25/2003 | WO2003078685A1 Functional device and method of manufacturing the device, vertical magnetic recording medium, magnetic recording and reproducing device, and information processing device |
| 09/25/2003 | WO2003078672A1 Reaction bonded alumina filter and membrane support |
| 09/25/2003 | WO2003078506A2 Photo-processing and cleaning of pes and psf membranes |
| 09/25/2003 | WO2003078492A2 Layered structures and method for producing the same |
| 09/25/2003 | WO2003078036A1 Method of filtering particules from a liquid, liquid filtering device and membrane |
| 09/25/2003 | WO2003078033A1 Water separation from solvent |
| 09/25/2003 | US20030181320 Reacting under aqueous conditions a mineral comprising iron and an organic acid and heat treating at low temperatures; uniform porosity; no wasteful byproducts; filters, absorbents, water treatment, catalysis and fuel cells |
| 09/25/2003 | US20030180807 Apparatus for assay, synthesis and storage, and methods of manufacture, use, and manipulation thereof |
| 09/25/2003 | US20030180425 Polyether containing ethylene glycol |
| 09/25/2003 | US20030178507 Nozzle device and nozzle for atomisation and/or filtration and methods for using the same |
| 09/25/2003 | US20030178368 Charged filtration membranes and uses therefor |
| 09/25/2003 | CA2473220A1 Photo-processing and cleaning of pes and psf membranes |
| 09/24/2003 | EP1345873A1 Removal of thiophenic sulfur from gasoline by membrane separation process |
| 09/24/2003 | EP1345760A2 pH DEPENDENT MEMBRANE DIFFUSION |
| 09/24/2003 | EP1345675A1 Cation-conducting or proton-conducting ceramic membrane infiltrated with an ionic liquid, method for the production thereof and use of the same |
| 09/24/2003 | EP1345674A1 Cation-conducting or proton-conducting ceramic membrane based on a hydroxysilylic acid, method for the production thereof and use of the same |
| 09/24/2003 | EP1345673A2 Low pressure reverse osmosis and nanofiltration membranes and method for the production thereof |
| 09/24/2003 | EP1105436B1 Puncture-resistant polyolefin membranes |
| 09/24/2003 | CN1444503A Method of recovering fluorochemical surfactant |
| 09/24/2003 | CN1443597A Preparation method of inorganic ultrafiltration membrane |
| 09/24/2003 | CN1443596A Characterization method of molecular sieve membrane strength |
| 09/24/2003 | CN1121896C Integrally asymmetrical polyolefin membrane, its making method and use for gas transfer |
| 09/23/2003 | US6623639 Forming hollow fiber membrane having high nitrogen permeance, tensile strength and elongation at the break |
| 09/23/2003 | US6623545 For liquid-liquid extraction of analyte from a sample and transfer to a gas chromatography apparatus comprising a membrane-based extraction unit |
| 09/23/2003 | US6623543 For metal membrane filter elements; high purity, free of carbon contamination |
| 09/23/2003 | US6622872 Micromachined membrane particle filter using parylene reinforcement |
| 09/23/2003 | CA2336795C Cellulosic web with a permeant barrier or contaminant trap |
| 09/23/2003 | CA2257346C Method for filtering a three-phased reaction mixture |
| 09/18/2003 | WO2003076483A2 Fluorine-containing ethylene copolymers |
| 09/18/2003 | WO2003076062A2 Steam-reforming catalytic structures |
| 09/18/2003 | WO2003076056A1 Capillary membrane and device for production thereof |
| 09/18/2003 | WO2003076050A1 Hydrogen transport membranes |
| 09/18/2003 | US20030176310 For use as pervaporation membrane for selective separation of organic liquid mixtures |
| 09/18/2003 | US20030175496 Amounts of the aluminum metal powder and the alumina powder in said mixture are chosen in a proportion to minimize the volume change of the sintered monolith from that of the green monolith |
| 09/18/2003 | US20030173255 Membrane separation for sulfur reduction |
| 09/18/2003 | US20030172589 Membrane reactor/purifier for producing syn gas; hydrogen selective palladium alloy membrane; stack containing an array of pairs of high pressure and lower pressure chambers |
| 09/18/2003 | CA2478831A1 Capillary membrane and device for production thereof |
| 09/18/2003 | CA2477873A1 Fluorine-containing ethylene copolymers |
| 09/18/2003 | CA2477852A1 Steam-reforming catalytic structures |
| 09/17/2003 | EP1343737A1 Method for preparing a thin ceramic material with controlled surface porosity gradient, and resulting ceramic material |
| 09/17/2003 | EP1144089B1 Ceramic flat membrane and method for producing the same |
| 09/17/2003 | EP0859547B1 Virus inactivating coatings |
| 09/17/2003 | EP0835277B1 Polyarylene sulphides with polymer-bound phosphonium salts and process for producing them |
| 09/17/2003 | CN1121257C Compact ceramic oxygen-permeable separation membrane and its oxygen permeable membrane separator |
| 09/16/2003 | US6620958 Via reacting ethylene carbonate and methanol to form dimethylcarbonate to change permeability |
| 09/16/2003 | US6620320 Ion-conducting composite which is permeable to matter, method for producing said composite, and use of the same |
| 09/16/2003 | CA2179369C Method of producing microporous thermoplastic resin membrane |
| 09/15/2003 | CA2376993A1 Chitosan / anionic surfactant complex membrane |
| 09/12/2003 | WO2003074595A1 Mixture comprising sulphonic acid containing vinyl, polymer electrolyte membrane comprising polyvinylsulphonic acid and the use thereof in fuel cells |
| 09/12/2003 | WO2003074161A2 Oxygen membrane for use at high temperatures |
| 09/12/2003 | WO2003063996A3 Precoat filtration media and methods of making and using |
| 09/12/2003 | WO2003022412A3 Proton-conducting membrane and the use of the same |
| 09/12/2003 | CA2477863A1 Mixtures comprising vinyl-containing sulphonic acid, polymer electrolyte membranes comprising polyvinylsulphonic acid and their use in fuel cells |
| 09/12/2003 | CA2477427A1 A process for preparing semipermeable membranes having improved permeability |
| 09/11/2003 | WO2003074152A1 A process for preparing semipermeable membranes having improved permeability |
| 09/11/2003 | US20030168764 Method for producing thermoplastic resin micro-porous film |
| 09/11/2003 | US20030168407 Zeolite membranes for selective oxidation of carbon monoxide in mixed hydrogen gas source |
| 09/11/2003 | US20030168405 Subjecting aqueous solution containing the fluorochemical surfactant which solution is resulting from a polymerizing a fluoromonomer to filtration with reverse osmosis membrane for recovering a fluorochemical surfactant |
| 09/11/2003 | US20030168404 Microporous membranes and uses thereof |
| 09/11/2003 | US20030168401 For removing microbiological contaminants in a fluid |
| 09/11/2003 | US20030168396 Monolithic filter body and fabrication technique |
| 09/10/2003 | EP1342500A1 Hydrogen-permeable structure and method for preparation thereof |
| 09/10/2003 | EP1341655A2 Method of making a product with a micro or nano sized structure and product |
| 09/10/2003 | CN1442028A 过滤器 Filter |
| 09/10/2003 | CN1441693A Composite membrane and method for making same |
| 09/10/2003 | CN1441692A Hollow thread film cartridge, hollow thread film module using cartridge and tank type filter |
| 09/10/2003 | CN1120743C Process for preparing polyelectrolyte membrane and polyelectrolyte composite membrane for osmotic vaporization |
| 09/09/2003 | US6616841 Hollow fiber membrane contactor |
| 09/09/2003 | CA2129626C Acrylic copolymer membranes for biosensors |
| 09/04/2003 | WO2003073543A2 Flexible electrolyte membrane based on a carrier comprising polymer fibers and on a proton-conducting material, method for the production thereof, and use thereof |
| 09/04/2003 | WO2003073540A2 Production of catalyst coated membranes |
| 09/04/2003 | WO2003072854A2 Composites and composite membranes |
| 09/04/2003 | WO2003072641A1 Oligomers and polymers containing sulfinate groups, and methods for producing the same |
| 09/04/2003 | WO2003072640A2 Compositions comprising continuous networks and monoliths |
| 09/04/2003 | WO2003072352A1 Porous compositions comprising surface modified monoliths |
| 09/04/2003 | WO2003072233A1 Composite membrane, method for the production thereof and the use of the membrane |
| 09/04/2003 | WO2003072232A1 Hybrid membrane, method for producing the same and use of said membrane |
| 09/04/2003 | WO2003072231A2 Ceramic membrane based on a substrate containing polymer or natural fibres, method for the production and use thereof |
| 09/04/2003 | WO2003072230A1 Apparatus for production of hollow fiber membrane module and method of production |
| 09/04/2003 | WO2002087001A3 Polymer electrolyte membrane |
| 09/04/2003 | US20030166449 The average pore diameter D50 of which is less than 4 mu m and the closed porosity of which is less than 2 mu m, and having a bubble point that matches the pore diameter measured on the material. A hollow fiber based on the material and a module |
| 09/04/2003 | US20030165740 Conductive sheet material |
| 09/04/2003 | US20030164090 Novel polyimide amic acid salts and polyimide membranes formed therefrom |
| 09/04/2003 | CA2476876A1 Production of catalyst coated membranes |
| 09/03/2003 | EP1339777A2 Graft copolymers, methods for grafting hydrophilic chains onto hydrophobic polymers, and articles thereof |
| 09/03/2003 | EP1339481A1 Apparatus for extracorporeal blood or plasma treatment comprising a wet semipermeable membrane and methods for making same |