| 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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| 02/13/2003 | US20030031600 Sequential processing reaction vessel for chemical fractionation and analysis |
| 02/13/2003 | US20030029799 Carbohydrate purification using ultrafiltration, reverse osmosis and nanofiltration |
| 02/12/2003 | EP1282657A2 Polymer membranes |
| 02/12/2003 | CN1395984A Positively charged membrane and its preparing process |
| 02/12/2003 | CN1395983A Preparing process and application of composite biolipid/cellulose acetate membrane |
| 02/12/2003 | CN1101310C Highly asymmetric, hydrphilic, microfiltration membranes having large pore and its preparation method and diagnostic device containing the filter membrane |
| 02/12/2003 | CN1101252C Process for preparing nuclear-tracking polyropylene membrane |
| 02/12/2003 | CN1101249C Process for separating aqueous solution of alcohol with polyvinylidene fluoride permeable vaporizing membrane |
| 02/11/2003 | US6517612 Centrifugal filtration device |
| 02/11/2003 | US6517606 Blending thermoplastic resin, liquid crystalline polymer and compatiblizer to control the dispersion of crystalline polymer and adhesion at interface, then biaxially drawing the mixture in which polymer is altered serves as obstacle |
| 02/06/2003 | WO2003009926A1 Hollow fiber membrane for purifying blood |
| 02/06/2003 | WO2002042317A3 Method of separating extra-chromosomal dna from other cellular components |
| 02/06/2003 | US20030028044 Use of membranes to separate organic liquids having different polarities |
| 02/06/2003 | US20030024881 Composite membranes |
| 02/05/2003 | EP1281432A1 Hollow fiber membrane, hollow fiber membrane module, and water purifier |
| 02/05/2003 | EP1280601A1 Microfluidic devices |
| 02/05/2003 | EP1094876A4 Composite membranes and methods for making such membranes |
| 02/05/2003 | CN1395545A Method for purifying suspended water by membrane filtration |
| 02/05/2003 | CN1394889A Polymer electrolyte film and fuel cell |
| 02/05/2003 | CN1394672A Catalyst membrane separation method for heterogeneous suspension nano catalysis reaction |
| 02/05/2003 | CN1100595C Inorganic particle filled polymer separation membrane and preparing method thereof |
| 02/05/2003 | CN1100594C Method for prepn. of permeation vaporization compound membrane |
| 02/04/2003 | US6515115 Of water-soluble product from a fermentation broth by circulation along a ceramic membrane; trans-membrane pressure of at least 1.5 bar; decreased process time; increased capacity and efficiency |
| 02/04/2003 | US6514463 Well(s) containing filtration devices |
| 02/04/2003 | US6514409 Hollow fiber membrane made of an ethylene-vinyl alcohol polymer |
| 02/04/2003 | US6514314 Ceramic membrane structure and oxygen separation method |
| 02/04/2003 | US6513666 Reinforced, three zone microporous membrane |
| 01/30/2003 | WO2003008677A1 Double-layered-hollow membrane for bioreactor applications |
| 01/30/2003 | WO2003008329A1 Water vapor transfer device for fuel cell reformer |
| 01/30/2003 | WO2003008078A2 Asymmetric gel-filled microporous membranes |
| 01/30/2003 | WO2002036230A3 pH DEPENDENT MEMBRANE DIFFUSION |
| 01/30/2003 | WO2002027765A3 Stoichiometric modification of an ionic structured solid |
| 01/30/2003 | US20030023016 Cross-linkable bi-sulphonyl derivatives and their uses for preparing ion-exchanging membranes |
| 01/30/2003 | US20030022954 O/w aqueous thermosetting resin dispersion, frp precison filter medium made with the aqueous dispersion, and process for producing the same |
| 01/30/2003 | US20030022049 Contains linked crown ether compounds as complexing agent; for methanol oxidization; heat resistance |
| 01/30/2003 | US20030021826 Non-thrombogenic semipermeable membrane and method for making same |
| 01/29/2003 | EP1278589A2 Sulfonated aryl sulfonate matrices and method of production |
| 01/29/2003 | CN1099904C 容器 Container |
| 01/28/2003 | US6511600 Polysulfone hydrophilic microporous filter membrane excellent in chemical resistance |
| 01/28/2003 | CA2196478C Membrane composition and method of preparation |
| 01/23/2003 | WO2003006141A1 Apparatus and process for separating purified methans |
| 01/23/2003 | WO2002049747A3 Copolyimide gas separation membranes |
| 01/23/2003 | US20030015466 Hydrophilic hollow fiber ultrafiltration membranes that include a hydrophobic polymer and a method of making these membranes |
| 01/23/2003 | US20030014918 An oxidant, water and hydrocarbon fuel produce hydrogen, and a device that transfers water vapor from the reformate to the oxidant used by a water-transfer membrane |
| 01/22/2003 | EP1277512A1 Hydrogen-permeable structure and method for manufacture thereof or repair thereof |
| 01/22/2003 | EP1277511A1 Molecular sieve membrane on porous support and process for crystallization |
| 01/22/2003 | EP1277504A2 Film degassing system |
| 01/22/2003 | EP1276551A2 Composite membrane and method for making the same |
| 01/22/2003 | EP1230000A4 Method and product for cleaning hollow fiber material and filter |
| 01/22/2003 | EP1015099A4 Micro and ultrafilters with controlled pore sizes and pore size distribution and method for making |
| 01/22/2003 | CN1099310C Preparation of asymmetrical hollow polyimide fibre membrane |
| 01/22/2003 | CN1099309C Synthetic separation diaphragm |
| 01/21/2003 | US6509441 Modified polymer and modified polymer membranes |
| 01/21/2003 | US6509060 Method for manufacturing filter having ceramic porous film as separating film |
| 01/21/2003 | US6508860 Gas separation membrane with organosilicon-treated molecular sieve |
| 01/16/2003 | WO2003005474A2 Ionomer for use in fuel cells and method of making same |
| 01/16/2003 | WO2003005473A2 Polymer electrolyte membrane for fuel cells |
| 01/16/2003 | WO2003004690A2 Method for isolation of independent, parallel chemical micro-reactions using a porous filter |
| 01/16/2003 | WO2003004439A1 Method of preparing a thin ceramic composition with two materials, the composition thus obtained and the constituent electrochemical cell and membrane |
| 01/16/2003 | US20030013817 Electroconductive polymer blend |
| 01/16/2003 | US20030010709 Corrosion-resistant filter element |
| 01/16/2003 | US20030010213 Film degassing system |
| 01/16/2003 | CA2453207A1 Method for isolation of independent, parallel chemical micro-reactions using a porous filter |
| 01/16/2003 | CA2452350A1 Polymer electrolyte membrane for fuel cells |
| 01/16/2003 | CA2393350A1 Film degassing system |
| 01/15/2003 | EP1275960A2 Burdoin tubing in degassing and pulsation dampener application |
| 01/15/2003 | EP1275164A2 Ion exchange materials |
| 01/15/2003 | EP1275162A2 Conductive sheet material |
| 01/15/2003 | EP1274474A1 Specialized hollow fiber membranes for in-vivo plasmapheresis and ultrafiltration |
| 01/15/2003 | CN1390878A Improved solid media |
| 01/15/2003 | CN1390863A Magnetic composite microsphere of molecular blot polymer and its suspemsion polymerization process for preparing it |
| 01/15/2003 | CN1390861A Magnetic composite microsphere of molecular blot polymer and its preparing process by combination of reverse-phase emulsion polymerization with suspension polymerization |
| 01/15/2003 | CN1390860A Magnetic compound microsphere of surface blot gel for biological macromolecular template and its reverse-phase suspension polymerization for preparing its seed |
| 01/15/2003 | CN1390859A Magnetic compound microsphere of blot gel for biological macromolecular template and its reverse-phase suspension polymerization process for preparing it |
| 01/15/2003 | CN1390621A Water filters |
| 01/15/2003 | CN1098724C Pre-treatment method of coating material |
| 01/10/2003 | CA2392951A1 Burdoin tubing in degassing and pulsation dampener application |
| 01/09/2003 | WO2003003007A2 Methods and compositions useful for the prediction of blood-brain barrier permeation |
| 01/09/2003 | WO2003002239A2 Laminated edge filter structure and method of making |
| 01/09/2003 | WO2003002237A2 Use of membranes to separate organic liquids having different polarities |
| 01/09/2003 | US20030008190 For use in electrochemical device; electroconductivity; impermeable to fluids such as gas and water, can operate without hydration |
| 01/09/2003 | US20030006537 Cold isopressing method and mold |
| 01/09/2003 | US20030006190 Modified microporous membrane for non-specific and sequence-specific nucleic acid capture and methods of use |
| 01/09/2003 | US20030005750 Characterization of membranes |
| 01/09/2003 | US20030005669 Turbine air filter media |
| 01/09/2003 | CA2451599A1 Use of membranes to separate organic liquids having different polarities |
| 01/09/2003 | CA2448746A1 Methods and compositions useful for the prediction of blood-brain barrier permeation |
| 01/08/2003 | EP1274147A2 Polymer electrolyte membrane and fuel cell |
| 01/08/2003 | EP1273599A1 O/w aqueous thermosetting resin dispersion, frp precision filter medium made with the aqueous dispersion, and process for producing the same |
| 01/08/2003 | EP1272259A1 Hydrogen-selective metal membrane modules and method of forming the same |
| 01/08/2003 | EP1233927A4 Apparatus and method for forming a membrane with nanometer scale pores |
| 01/08/2003 | EP0733169B1 Micromachined fluid handling apparatus comprising a filter and a flow regulator |
| 01/07/2003 | WO2002004101A1 Hollow thread film cartridge, hollow thread film module using the cartridge, and tank type filter |
| 01/07/2003 | US6503957 Feeding polymer binder to in-line compounding extruder for melting and kneading, adding and mixing powdered ion exchange resin to melted matrix polymer, transferring blended melt to sheet die head for sheet extrusion |
| 01/07/2003 | US6503378 Interpenetrating network free radical block polymer having hydrophobic and hydrophilic regions; improved thermal and mechanical stability; fuel cells |
| 01/07/2003 | US6503296 Single-phase membrane having both high ionic and electronic conductivity and capable of separating oxygen from an oxygen containing gaseous mixture, where the membrane comprises a mixed metal oxide material with interstitial oxygen excess |
| 01/07/2003 | US6503295 Mixed matrix membranes capable of separating carbon dioxide from mixtures including carbon dioxide and methane, and processes for purifying methane using the membranes, are disclosed. The membranes are polymer membranes with a |
| 01/07/2003 | US6503294 Permeable membrane and method |
| 01/07/2003 | CA2137800C Nanochannel filter |
| 01/07/2003 | CA2102873C Supported microporous filtration membrane and method of preparing same |