| 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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| 03/27/2013 | CN101223215B Tetrafluoroethylene resin moldings, stretched tetrafluoro-ethylene resin moldings, processes for production of both, and composite materials, filters, impact deformation absorbers, and sealing materia |
| 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 | WO2013039092A1 Hydrogen separation device and method for operating same |
| 03/21/2013 | WO2012106583A3 Performance enhancing additives for fiber formation and polysulfone fibers |
| 03/21/2013 | US20130072375 Catalyst containing oxygen transport membrane |
| 03/21/2013 | US20130071793 Fuel fractionation using membrane distillation |
| 03/21/2013 | US20130068689 Membrane distillation modules using oleophobically and antimicrobially treated microporous 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 | DE102008018734B4 Hydrophobe Cellulose-Membran, Verfahren zu ihrer Herstellung und ihre Verwendung in der hydrophoben Interaktionschromatographie Hydrophobic cellulose membrane, process for their preparation and their use in the hydrophobic interaction chromatography |
| 03/21/2013 | CA2848501A1 Nanocomposite polymer-carbon based nanomaterial filter for the simultaneous removal of bacteria and heavy metals |
| 03/20/2013 | EP2569621A2 Phenol crosslink for sensor membrane |
| 03/20/2013 | EP2569081A1 Polymers, polymer membranes and methods of producing the same |
| 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 | CN102974236A Composite flat-sheet polysulfone membrane doped with active carbon and nanometer zinc oxide and preparation method thereof |
| 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 | CN102974230A Chitosan/titanium dioxide ultrathin hybrid film, and preparation method and application thereof |
| 03/20/2013 | CN102974229A Layer perforation of two-dimensional layer-shaped metal organic framework and application |
| 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 | CN101898091B Proton exchange 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 | CN101274225B Method for producing hydrogen gas separation material |
| 03/14/2013 | WO2013036534A1 One-step synthesis of mesoporous pentasil zeolite with single-unit-cell lamellar structural features |
| 03/14/2013 | WO2013035929A1 Bscf tubular oxygen separator coated with lstf oxide, and preparation method thereof |
| 03/14/2013 | WO2013035849A1 Absolute alcohol manufacturing process and absolute alcohol |
| 03/14/2013 | WO2013035747A1 Polyketone porous film |
| 03/14/2013 | WO2013035576A1 Oil-containing wastewater treatment system |
| 03/14/2013 | WO2013034611A1 Hollow fiber membrane |
| 03/14/2013 | WO2012135679A3 Nanofiber containing composite structures |
| 03/14/2013 | WO2012095660A3 Method using fluorinated amphiphiles |
| 03/14/2013 | US20130062285 Oil-Tolerant Polymer Membranes for Oil-Water Separations |
| 03/14/2013 | US20130062278 Method of preparing a water vapor transfer membrane |
| 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 | CN202778289U High-efficiency inorganic membrane type collecting device for high-temperature smoke gas ultrafine particles |
| 03/13/2013 | CN202778017U Tap water ceramic inorganic film filter |
| 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 | CN102961982A Material applicable to pig blood peptide filtering film |
| 03/13/2013 | CN102961981A Preparation method of ultrafiltration membrane with enhanced antibacterial property by using modified carbon nanotubes |
| 03/13/2013 | CN102961980A Ion exchange membrane operating under condition of super-high current density and preparation method of same |
| 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 | 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 | CN102008902B Bacterial cellulose-inorganic nanoparticle hybrid membrane and 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 | CN101679135B Method for preparing a porous inorganic coating on a porous support using certain pore fillers |
| 03/13/2013 | CN101501113B Fluororesin membrane, fluororesin composite, porous fluororesin composite, processes for production of them, and separation membrane element |
| 03/13/2013 | CN101301586B Ceramic membrane with improved adhesion to plasma-treated polymeric support material and the manufacture and usage thereof |
| 03/13/2013 | CN101293180B Composite membrane for separation of carbon dioxide |
| 03/12/2013 | US8394306 Method for producing microporous thermoplastic resin membrane |
| 03/12/2013 | US8394182 Crosslinked membrane and polymer for making same and method of using membrane |
| 03/12/2013 | US8394181 Selectively permeable material, method for producing selectively permeable membrane structure, selectively permeable membrane structure, and air conditioning system |
| 03/12/2013 | US8394176 Polyimide gas separation membrane and gas separation method |
| 03/12/2013 | US8393478 Inorganic membranes and method of making |
| 03/07/2013 | WO2013032586A1 Composite polyamide membrane derived from monomer including amine-reactive and phosphorous-containing functional groups |
| 03/07/2013 | WO2013031621A1 Gas separation membrane |
| 03/07/2013 | WO2013031229A1 Filter medium for air filter, air filter unit, and method for producing filter medium for air filter |
| 03/07/2013 | WO2013031228A1 Filter medium for air filter and air filter unit |
| 03/07/2013 | WO2013029789A1 Sintered planar zirconium product |
| 03/07/2013 | WO2012141492A3 Hydrogen ion transport membrane, membrane for generating hydrogen, and method for manufacturing same |
| 03/07/2013 | US20130059150 Method of manufacture for hollow fibre ceramic membrane |
| 03/07/2013 | US20130056420 Multilayer microfiltration membrane |
| 03/07/2013 | US20130056415 Negatively charged porous medium for removing protein aggregates |
| 03/07/2013 | US20130056413 Membrane treatment of cooling tower blow down water |
| 03/07/2013 | DE112011101477T5 Semipermeable Verbundmembran A composite semipermeable membrane |
| 03/07/2013 | DE102011082073A1 Verfahren zur oxidativen Umwandlung von Alkanen und Reaktoranordnung zur Durchführung dieses Verfahrens A method for the oxidative conversion of alkanes and reactor arrangement for carrying out this method |
| 03/06/2013 | EP2564916A1 Systems and methods for using a boehmite bond-coat with polyimide membranes for gas separation |
| 03/06/2013 | CN102958962A Process for the treatment of sulfonyl fluoride polymers |
| 03/06/2013 | CN102958587A Porous multilayered filter |
| 03/06/2013 | CN102952269A Polyarylenesulfidesulfone/polyethersulfone copolymer and preparation method thereof |
| 03/06/2013 | CN102949943A Organic-inorganic hybridized sulfonated polyaryletherketone proton exchange membrane and preparation method thereof |
| 03/06/2013 | CN102949942A Production technology of polyethylene heterogeneous ion exchange membrane |
| 03/06/2013 | CN102949941A Method for preparing cellulose acetate butyrate forward osmosis membrane |
| 03/06/2013 | CN102949940A Manufacturing method of stainless steel tubular membrane |
| 03/06/2013 | CN102949939A Octadecenoic acid-cellulose acetate composite membrane, and preparation method and applications thereof |
| 03/06/2013 | CN101664648B Complex film for gasoline desulfurization by pervaporation and preparation method thereof |
| 03/06/2013 | CN101448558B Improved ceramic foam filter for better filtration of molten iron |
| 03/06/2013 | CN101316648B Functionalized inorganic membranes for gas separation |
| 02/28/2013 | WO2013028308A1 Composite membrane formed from polymer blend including self-assembling block copolymers |