| Patents for B01D 69 - Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor (16,729) |
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| 04/03/2013 | CN103007773A Improved preparation method of polypropylene flat-plate separation membrane |
| 04/03/2013 | CN103007772A Preparation method of hollow fiber membrane for detecting organochlorine pesticide residue |
| 04/03/2013 | CN103007770A Solvent-free preparation method of temperature-sensitive separation film |
| 04/03/2013 | CN102327743B Preparation method of bifunctional hollow fibrous membrane with strong acidic catalysis and pervaporation |
| 04/03/2013 | CN102284250B Composite pore nuclear pore filter membrane and preparation method thereof |
| 04/03/2013 | CN102218269B Non-destructive type flat-film inspecting method |
| 04/03/2013 | CN102188911B Polyvinylidene hollow fiber membrane with filament support material and preparation method thereof |
| 04/03/2013 | CN102151496B Method for preparing polyvinyl formal (PVF) micro-filtration membrane |
| 04/03/2013 | CN102151495B Preparation method of Polyvinyl Butyral (PVB) microfiltration membrane |
| 04/03/2013 | CN101985086B Temperature response hollow fiber separation membrane |
| 04/03/2013 | CN101954246B Double-layer asymmetrical surface film of porous ceramic filter tube for dust filter and preparation method thereof |
| 04/03/2013 | CN101732995B Hollow fiber membrane module, method of manufacturing the hollow fiber membrane module, and housing for hollow fiber membrane module |
| 04/02/2013 | CA2617610C Polyalkyleneacrylamide salt for acid gas scrubbing process |
| 04/02/2013 | CA2551499C Mixed matrix membranes with low silica-to-alumina ratio molecular sieves and methods for making and using the membranes |
| 04/02/2013 | CA2458378C Porous membrane and method of manufacturing the same |
| 03/28/2013 | WO2013043979A1 Surface -modified fluoropolymer membrane and method of its production |
| 03/28/2013 | WO2013043122A1 A reinforced filter with a metallic filtering layer |
| 03/28/2013 | WO2013043119A1 Thin film composite osmosis membranes |
| 03/28/2013 | WO2013043118A1 Aquaporin based thin film composite membranes |
| 03/28/2013 | WO2013041950A1 Gas exchanger comprising nanotubes and artificial lung |
| 03/28/2013 | WO2012158717A3 Improved membranes with polydopamine coatings |
| 03/28/2013 | WO2012148168A3 Hollow fiber membrane reinforced with monofilaments, and method for manufacturing same |
| 03/28/2013 | US20130075324 Composite porous film for fluid separation, method for manufacturing the same and filter |
| 03/28/2013 | US20130075321 Self sealing membrane contactor with PTFE tubular membranes |
| 03/28/2013 | CA2848636A1 Gas exchanger comprising nanotubes and artificial lung |
| 03/27/2013 | EP2573049A1 Gravity-filtration water purifier |
| 03/27/2013 | EP2571608A1 Organophilic polysilsesquioxane membranes for solvent nanofiltration and pervaporation |
| 03/27/2013 | EP2571607A2 Self-assembled surfactant structures |
| 03/27/2013 | CN103002975A A microsieve for cells and particles filtration |
| 03/27/2013 | CN102989332A Preparation method of novel polydimethylsiloxane oxygen-enrichment membrane |
| 03/27/2013 | CN102989331A Polymer/graphene hybridization nanofiltration composite membrane and preparation method thereof |
| 03/27/2013 | CN102989330A Hybrid graphene/aromatic polyamide reverse osmosis membrane and preparation method thereof |
| 03/27/2013 | CN102989327A Polypropylene hollow fiber separation membrane inner-layer pore-forming method |
| 03/27/2013 | CN102989326A Ceramic membrane used for treating circulating water and preparation method |
| 03/27/2013 | CN102989325A Preparation method of polypropylene flat-plate separation membrane |
| 03/27/2013 | CN102432782B Amphiphilic triblock copolymer, preparation method thereof, and polyethersulfone hollow fiber membrane blend-modified by using amphiphilic triblock copolymer |
| 03/27/2013 | CN102179184B Preparation method of ceramic microfiltration membrane by using attapulgite nano fibers as separating layer |
| 03/27/2013 | CN102049204B Metal ion-carried nerchinskite nano tube/polyether sulfone hybridized antibacterial membrane and preparation method thereof |
| 03/26/2013 | US8404123 Fabrication of enclosed nanochannels using silica nanoparticles |
| 03/26/2013 | CA2752109C Microporous filter media with intrinsic safety feature |
| 03/26/2013 | CA2670681C Separation membrane and manufacturing process thereof |
| 03/21/2013 | WO2013039895A1 Nanocomposite polymer-carbon based nanomaterial filter for the simultaneous removal of bacteria and heavy metals |
| 03/21/2013 | WO2013039456A1 A thin film nanofiltration membrane |
| 03/21/2013 | WO2013039223A1 Method for manufacturing porous hollow fiber film |
| 03/21/2013 | WO2012106583A3 Performance enhancing additives for fiber formation and polysulfone fibers |
| 03/21/2013 | DE102012108584A1 Membran-Destillationsmodule unter Verwendung oleophob und antimikrobiell behandelter mikroporöser ePTFE-Membranen Membrane distillation modules using oleophobic and antimicrobial treated microporous ePTFE membranes |
| 03/21/2013 | DE102011082830A1 Membrane, useful in filter module for gas separation, comprises copolymer matrix, and nanoparticles embedded into matrix, where nanoparticles comprise single-walled carbon nano-tubes that are homogeneously distributed in copolymer matrix |
| 03/21/2013 | CA2848501A1 Nanocomposite polymer-carbon based nanomaterial filter for the simultaneous removal of bacteria and heavy metals |
| 03/20/2013 | CN102985171A 陶瓷过滤器 Ceramic filters |
| 03/20/2013 | CN102985153A Waterproof breathable filter and use thereof |
| 03/20/2013 | CN102974238A Film surface hydrophilicity modifying method through PVA grafting by utilizing biological preparation |
| 03/20/2013 | CN102974237A Preparation method of ultrafiltration membrane for improving antibacterial property and anti-fouling performance through modified graphene |
| 03/20/2013 | CN102974235A Preparation method of thermoplastic polyimide microporous film |
| 03/20/2013 | CN102974234A Preparation method of membrane for hybridizing and separating polymers/inorganic particles with conduction and photocatalysis functions |
| 03/20/2013 | CN102974233A Membrane for hybridizing and separating polymers/inorganic particles with conduction and photocatalysis functions |
| 03/20/2013 | CN102974232A Method for producing anti-pollution modified polyvinylidene fluoride hollow fiber membrane |
| 03/20/2013 | CN102974231A Preparation method of enhanced polymer composite membrane preprocessed by reinforced weaving tube |
| 03/20/2013 | CN102974229A Layer perforation of two-dimensional layer-shaped metal organic framework and application |
| 03/20/2013 | CN102974228A Nanofiltration membrane with nanometer hybridized desalination layer |
| 03/20/2013 | CN102974227A Method for preparing polymer conductive porous membrane |
| 03/20/2013 | CN102000515B Thermoplastic polyurethane hollow fiber membrane and preparation method thereof |
| 03/20/2013 | CN101797481B Preparation method of functional shell band-shaped silica nano fibrous membrane |
| 03/20/2013 | CN101277752B Composite membrane material for hydrogen separation and element for hydrogen separation employing the same |
| 03/20/2013 | CN101264975B Column-type film components |
| 03/19/2013 | CA2583469C High flux and low fouling filtration media |
| 03/19/2013 | CA2491532C Functional porous fibres |
| 03/14/2013 | WO2013036693A2 Process for fabricating pbi hollow fiber asymmetric membranes for gas separation and liquid separation |
| 03/14/2013 | WO2013035929A1 Bscf tubular oxygen separator coated with lstf oxide, and preparation method thereof |
| 03/14/2013 | WO2013035747A1 Polyketone porous film |
| 03/14/2013 | WO2013035576A1 Oil-containing wastewater treatment system |
| 03/14/2013 | WO2013035027A1 Heat separator |
| 03/14/2013 | WO2013034724A1 Use of modified hollow fiber materials for removing exotoxins produced by escherichia coli from liquids, preferably from blood and plasma as well as their use for treating concomitant diseases |
| 03/14/2013 | WO2013034611A1 Hollow fiber membrane |
| 03/14/2013 | WO2012135679A3 Nanofiber containing composite structures |
| 03/14/2013 | US20130062285 Oil-Tolerant Polymer Membranes for Oil-Water Separations |
| 03/14/2013 | US20130061748 Supersaturated Fluid Degassing |
| 03/14/2013 | DE102012215657A1 Verfahren zur Herstellung einer Wasserdampftransfermembran A process for producing a water vapor transfer membrane |
| 03/14/2013 | CA2845091A1 Use of modified hollow fiber materials for removing exotoxins produced by escherichia coli from liquids, preferably from blood and plasma as well as their use for treating concomitant diseases |
| 03/14/2013 | CA2823920A1 Oil-containing wastewater treatment system |
| 03/13/2013 | EP2567750A1 Hollow fiber membrane |
| 03/13/2013 | EP2567749A1 Fouling resistant membranes formed with polyacrylonitrile graft copolymers |
| 03/13/2013 | EP2566606A2 Polymer coated hydrolyzed membrane |
| 03/13/2013 | CN1819867B Membrane post treatment |
| 03/13/2013 | CN102971367A Method for producing porous thermosetting resin sheet and composite separation membrane using same |
| 03/13/2013 | CN102961981A Preparation method of ultrafiltration membrane with enhanced antibacterial property by using modified carbon nanotubes |
| 03/13/2013 | CN102961979A Uncoated zero-polar-distance ion exchange membrane and preparation method thereof |
| 03/13/2013 | CN102961978A Polyvinylamine composite membrane and preparation method and application thereof |
| 03/13/2013 | CN102961977A Preparation method of polylactic-acid hollow fiber dialysis membrane |
| 03/13/2013 | CN102961976A Polytetrafluoroethylene hollow fiber micro-porous film and preparation method thereof |
| 03/13/2013 | CN102961975A Preparation method of hydrophilic hollow vinylidene fluoride fiber film |
| 03/13/2013 | CN102961974A Geopolymer inorganic membrane and preparation method thereof |
| 03/13/2013 | CN102961973A Systems and methods for using a boehmite bond-coat with polyimide membranes for gas separation |
| 03/13/2013 | CN102961972A Preparation method of flat membrane for sewage treatment |
| 03/13/2013 | CN102961971A Automatic anhydration processing system and method of MBR (Meane Biological Reactor) flat sheet filter membrane |
| 03/13/2013 | CN102247770B In-situ preparation method of Al(Zr)-PVDF (polyvinylidene fluoride) hybrid film |
| 03/13/2013 | CN102010187B Ceramic membrane for porous ceramic filter pipe and modified preparation method thereof |
| 03/13/2013 | CN102000514B Polyvinylidene fluoride separation film with adjustable film holes and preparation method thereof |
| 03/13/2013 | CN101820987B Microporous membranes having a relatively large average pore size and methods of making the same |
| 03/13/2013 | CN101693167B Novel loaded transition metal composite membrane and preparation method thereof |
| 03/13/2013 | CN101501113B Fluororesin membrane, fluororesin composite, porous fluororesin composite, processes for production of them, and separation membrane element |