Patents for B01D 67 - Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus (11,858) |
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09/27/2001 | WO2001070858A2 Composite ion exchange material |
09/27/2001 | US20010024710 Polymeric integral net |
09/26/2001 | EP1136116A1 Composite reverse osmosis membrane and method for producing the same |
09/20/2001 | WO2001011006A3 Detection of micro-organisms |
09/19/2001 | EP1134019A2 Hollow fiber membrane and process for producing the same |
09/13/2001 | WO2001066237A1 Module with membrane elements in a cross-flow and in a dead-end arrangement |
09/13/2001 | US20010021421 Non-cracking hydrophilic polyethersulfone membranes |
09/13/2001 | US20010021413 Binding to ligands |
09/12/2001 | CN1312833A Modification of engineering-polymers with basic N groups and ion-exchange groups in the side chain |
09/11/2001 | US6288187 Perfluorovinyl ionic compounds and their use in conductive materials |
09/11/2001 | US6287730 Battery separator |
09/11/2001 | CA2009808C Atmosphere formulation method for the manufacturing of high performance composite elements |
09/07/2001 | WO2000069951A3 Plasma-annealed porous polymers |
09/06/2001 | US20010019029 Micromachined membrane particle filter using parylene reinforcement |
09/05/2001 | EP1130388A1 Improved sensor membranes |
09/05/2001 | EP1130387A1 Linker lipid for sensor membranes |
09/05/2001 | EP1130386A1 Improved sensor membranes |
09/05/2001 | EP1129739A2 Micromachined filters |
09/05/2001 | EP1129738A1 Blood purifying apparatus |
09/04/2001 | US6284137 High water flux, excellent resistance to moist heat and excellent repercolation characteristic |
08/30/2001 | US20010018096 Composite membranes |
08/30/2001 | US20010017280 Reinforced, three zone microporous membrane |
08/29/2001 | EP1127608A1 Cellulose derivative hollow fiber membrane |
08/29/2001 | EP1127084A1 Water based grafting |
08/29/2001 | EP1126960A1 Method for producing foams made of polymers or polymer mixtures and moulded articles made from said foams |
08/28/2001 | US6280853 Composite membrane with polyalkylene oxide modified polyamide surface |
08/28/2001 | US6280791 Process of making a three-region reinforced microporous filtration membrane |
08/23/2001 | US20010015335 Hollow fiber membrane and process for producing the same |
08/23/2001 | US20010015334 Composite separation membrane for the separation of alkene-series hydrocarbons, consisting of a porous supported membrane and a polymeric electrolyte layer consisting of nonvolatile polymer and a transition metal salt |
08/22/2001 | EP0846024B1 Microfiltration membranes having high pore density and mixed isotropic and anisotropic structure |
08/21/2001 | US6277464 Polymeric integral net |
08/21/2001 | US6277281 A polysulfone membrane comprising first and second surfaces, and a porous supporting structure therebetween, wherein the first surface comprises a relatively open pore structure and second surface with more open pore structure |
08/21/2001 | US6277209 Method and apparatus of regenerating filtration membrane cartridge for activated sludge |
08/21/2001 | CA2183345C Fabric laminates |
08/16/2001 | WO2001058577A1 Porous or non-porous substrate coated with a polymeric composition having hydrophilic functional groups and process |
08/16/2001 | WO2001058576A1 Graft polymeric membranes and ion-exchange membranes formed therefrom |
08/16/2001 | EP1123190A2 Cellulose extrusion |
08/15/2001 | CN1308651A Microporous materials containing cross-linked oil |
08/14/2001 | US6274701 Cross-linkable melamine coating compositions |
08/14/2001 | US6274103 For producing dialysis solutions from dry reagents immediately prior to administration; producing physiologically compatible dialysate solutions |
08/14/2001 | US6274043 Porous polytetrafluoroethylene membrane |
08/14/2001 | US6273271 Surface modified porous membrane and process |
08/14/2001 | CA2138681C Polyvinylidene fluoride membrane |
08/09/2001 | WO2001019505A3 Patterned porous structures |
08/08/2001 | EP1121972A2 Cationically charge-modified membranes |
08/08/2001 | CN1306883A Hollow fiber membrane and producing method |
08/07/2001 | USRE37307 An expanded polytetrafluoroethylene membrane having a porous microstructure of polumeric fibrils and a ino exchange material that impregnates the membrane to render a interior volume occlusive |
08/02/2001 | WO2001054802A1 Non-thrombogenic semipermeable membrane and method for making same |
08/02/2001 | WO2001019504A3 Three dimensional patterned porous structures |
08/01/2001 | CN1305865A Hollow polyarylsulfone fibre membrane and its preparing process |
07/31/2001 | US6267916 Process of making microporous phase inversion membranes |
07/26/2001 | WO2001053213A1 Method for purifying suspended water by membrane filtration |
07/26/2001 | WO2001008792A3 Charged filtration membranes and uses therefor |
07/25/2001 | EP1118377A2 Large pore synthetic polymer membranes |
07/24/2001 | US6264936 Cationic polymer |
07/24/2001 | US6264044 Reinforced, three zone microporous membrane |
07/19/2001 | WO2001051171A1 High crystalline polypropylene microporous membrane, multi-component microporous membrane and methods for preparing the same |
07/19/2001 | WO2001051170A1 System and method for liquid filtration based on a neutral filter material |
07/19/2001 | WO2001051111A1 Reactive ion etching method of fabricating nozzles for aerosolized delivery of therapeutic or diagnostic agents |
07/18/2001 | EP1116292A2 Composite solid polymer electrolyte membranes |
07/18/2001 | EP1115769A1 Novel ion-conducting materials suitable for use in electrochemical applications and methods related thereto |
07/17/2001 | US6261979 Porous polytetrafluoroethylene membrane |
07/17/2001 | US6261497 Polytetrafluoroethylene resin chromatography membrane, heating, calendering and sintering |
07/17/2001 | US6260715 Dihydrazide functionalized module; biocompatibility; blood dialysis |
07/17/2001 | US6260709 Membrane filter element for chemical-mechanical polishing slurries |
07/12/2001 | WO2001049440A1 Thin porous layer with open porosity and a method for production thereof |
07/12/2001 | WO2001049403A1 Method for creating pores and microporous film |
07/12/2001 | WO2001049402A1 Method for creating pores in a polymer material |
07/12/2001 | DE19963698A1 Dünne poröse Schicht mit offener Porosität und Verfahren zu ihrer Herstellung Thin porous layer with open porosity and process for their preparation |
07/11/2001 | EP0755272B1 Biocompatible coated article |
07/10/2001 | US6258276 Using charged membrane comprising porous substrate and crosslinked polyelectrolyte or hydrogel which preferentially rejects multivalent ions over monovalent ions and suitable for operation at ultra-low pressure for membrane separation for |
07/10/2001 | US6258272 Internal hydrophilic membranes from blended anionic copolymers |
07/10/2001 | US6258271 Hollow membranes with capillary tubes |
07/10/2001 | CA2186316C Hydrophilically modified pulverulent high and/or ultra-high molecular weight polyethylene |
07/05/2001 | US20010006160 A hydrophilically acting shaped object with porous structure forms a flat, tubular or hollow fiber membrane for pyrogen retention, comprising a synthetic polymer component and an additive of copolymer of vinylpyrrolidone and vinylimidazole |
07/04/2001 | EP0828553B1 Synthetic separation diaphragm |
07/04/2001 | CN1302223A Organic ion-selective membranes |
07/03/2001 | US6255359 Agitation of a mixture of particulate pore forming agent and a polymer matrix material to form a porosity density gradient, then leaching out the pore forming agent |
06/28/2001 | US20010004976 Drying the semipermeable membrane and saturating the dried semipermeable membrane with water ratio of not smaller than 100% based on the dry weight of the membrane, providing an inert gas, irradiating the membrane with gamma-ray |
06/27/2001 | EP1110596A1 Shaped body for the retention of pyrogenes, process for its manufacture and use thereof |
06/27/2001 | EP1110563A2 Dialyzers for blood treatment and processes for production thereof |
06/27/2001 | CN1301191A Crosslinked ion conductive membranes |
06/27/2001 | CN1300629A Blood dialyser and manufacture thereof |
06/26/2001 | US6251276 Leukocyte eliminating filter and method for manufacturing the same |
06/19/2001 | US6248469 Liquid crystal and sulfonated, phosphonated, perfluorinated and/or carboxylated ion-conducting polymers |
06/19/2001 | US6248238 Semipermeable membrane consisting of a negatively surface-charged electronegative polymer having adsorbed thereon before sterilization a cationic protease inhibitor to prevent kallikrein-kinin activation during dialysis |
06/14/2001 | WO2001041905A1 Microporous filter membrane, method of making microporous filter membrane and separator employing microporous filter membranes |
06/14/2001 | CA2361930A1 Microporous filter membrane, method of making microporous filter membrane and separator employing microporous filter membranes |
06/13/2001 | EP1106998A2 Improved sensor membranes |
06/13/2001 | EP1105436A1 Puncture-resistant polyolefin membranes |
06/13/2001 | EP1105433A1 Modification of engineering-polymers with basic n groups and ion-exchange groups in the side chain |
06/12/2001 | US6245272 Polyolefin microporous film and method for preparing the same |
06/07/2001 | WO2001039871A1 Stripped porous polymer films and methods of making such films |
06/07/2001 | US20010003123 Melt-spun polysulfone semipermeable membranes and methods for making the same |
06/07/2001 | US20010002990 Materials and methods for the separation of oxygen from air |
06/07/2001 | CA2392408A1 Stripped porous polymer films and methods of making such films |
06/06/2001 | EP1104883A2 Improved sensor membranes |
05/30/2001 | EP1102734A1 Recovery of aromatic hydrocarbons using lubricating oil conditioned membranes |
05/30/2001 | EP1102623A2 Template-textured materials, methods for the production and use thereof |
05/30/2001 | EP1059979A4 Micromachined membrane particle filter using parylene reinforcement |