| 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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| 11/20/2013 | CN103394291A Membrane laminate |
| 11/20/2013 | CN102746527B Preparation method and application for rogor molecular imprinting membrane |
| 11/20/2013 | CN102731817B Cefradine molecule imprinted membrane preparation method and application |
| 11/20/2013 | CN102614786B Preparation method of polyvinylidene fluoride ultramicro-filtration dry membrane for flat-plate MBR (membrane bioreactor) |
| 11/20/2013 | CN102489184B Polyvinylidene difluoride hollow fiber micro-filtration membrane with permanent hydrophilicity, and preparation method thereof |
| 11/20/2013 | CN102451619B Y-shaped molecular sieve film and removal method for moisture in dichloromethane |
| 11/19/2013 | US8586788 Method for producing of ultra-clean and high-purity electronic grade acetic acid |
| 11/19/2013 | CA2563317C Medium having an altered porosity and membrane for the tangential flow filtration of a fluid |
| 11/14/2013 | WO2013170249A1 Functionalized carbon nanotube nanocomposite membranes and methods of their fabrication |
| 11/14/2013 | WO2013168203A1 Porous polytetrafluoroethylene film and waterproof air-permeable member |
| 11/14/2013 | WO2013167307A1 Membrane-based processes for selectively fractionating essential oils |
| 11/14/2013 | US20130303769 Separation of nanoparticles |
| 11/13/2013 | EP2661317A1 Functionalization of nanofibrous microfiltration membranes for water purification |
| 11/13/2013 | CN103386298A Preparation method of nano fiber affinity membrane for absorbing and separating La3+ |
| 11/13/2013 | CN103386263A Surface mineralized composite reverse osmosis membrane with high hydrophilicity |
| 11/13/2013 | CN103386262A Polytetrafluoroethylene microporous membrane used for seawater desalination and preparation method thereof |
| 11/13/2013 | CN103386261A Super hydrophobic polytetrafluoroethylene hollow fiber membrane preparation method |
| 11/13/2013 | CN103386260A Method for synthesizing ZSM-5 molecular sieve membrane on alpha-Al2O3 carrier surface |
| 11/13/2013 | CN103386259A Composite reverse osmosis membrane with antibacterial function |
| 11/13/2013 | CN103386258A Preparation method of polyamide composite nanofiltration membrane containing modified carbon nano tube |
| 11/13/2013 | CN103386256A Method for preparing hollow fiber membranes and tubular membranes with microporous PTFE hybrid flat membrane wrapping method |
| 11/13/2013 | CN103386255A Ultrafiltration membrane or nanofiltration membrane and preparation method thereof |
| 11/13/2013 | CN102512982B Antibacterial oxidation-resistant composite reverse osmosis membrane |
| 11/13/2013 | CN102357346B Polyvinylidene fluoride hollow fiber membrane, preparation method and application |
| 11/12/2013 | US8580341 Method of making composite membrane |
| 11/12/2013 | US8580012 Solvent-resistant asymmetric hollow fiber gas separation membrane, and method for production thereof |
| 11/12/2013 | CA2602805C Modified substrate and process for production thereof |
| 11/12/2013 | CA2402838C Ion-exchange materials |
| 11/07/2013 | WO2013165866A1 A hollow fiber carbon molecular sieve membrane and preparation and use thereof |
| 11/07/2013 | US20130292325 Method for preparing reverse osmosis membrane, and reverse osmosis membrane prepared thereby |
| 11/07/2013 | US20130291729 Gas seperation membrane |
| 11/07/2013 | DE112012000193T5 Ansetzmaschine für PESM Attaching machine for PESM |
| 11/07/2013 | DE102012207344A1 Producing polymer membrane e.g. ultrafiltration membrane, by preparing coating solution comprising two different volatile solvents, spreading casting solution into film, evaporating solvent near surface portion, and precipitating membrane |
| 11/07/2013 | DE102012207338A1 Preparing polymer membrane with isoporous separation-active layer, useful e.g. in filtration module, comprises e.g. spreading casting solution having solvent, to form film, evaporating solvent portion near surface and precipitating membrane |
| 11/06/2013 | EP2659957A1 Hollow fiber membrane module and method for producing chemicals |
| 11/06/2013 | EP2659956A1 Composite semipermeable membrane |
| 11/06/2013 | EP2659952A1 Separation membrane element |
| 11/06/2013 | CN103384823A Device and process for passive sampling |
| 11/06/2013 | CN103381338A Ceramic flat membrane supporting body and production method thereof |
| 11/06/2013 | CN102863647B Preparation method of organic-inorganic hybrid ionic membrane |
| 11/06/2013 | CN102580565B Preparation method for high-performance metal organic framework film |
| 11/06/2013 | CN102527257B Preparation method of conductive carbon membrane |
| 11/06/2013 | CN102380257B Filtration material for desalination |
| 11/06/2013 | CN101945694B Method for making a functionalized membrane |
| 11/06/2013 | CN101898089B Dehydration system |
| 11/06/2013 | CN101890310B Porous membrane using acetic acid-2-ethoxyl ethyl ester and polyethylene glycol as diluents and preparation method |
| 11/06/2013 | CN101835529B 气体分离膜 The gas separation membrane |
| 11/06/2013 | CN101820971B Gas purification method |
| 11/05/2013 | US8574344 Template-free clathrasils and clathrasil membranes |
| 11/05/2013 | US8573408 Crystalline polymer microporous membrane, method for producing the same, and filtration filter |
| 11/05/2013 | CA2706047C Dehydration system and dehydration method |
| 10/31/2013 | WO2013161852A1 Method for producing composite semipermeable membrane |
| 10/31/2013 | US20130284669 Negatively charged porous medium for removing protein aggregates |
| 10/31/2013 | US20130284667 Polymer Filtration Membranes Containing Mesoporous Additives and Methods of Making the Same |
| 10/31/2013 | US20130284665 Reverse osmosis separation membrane having high degree of salt rejection and high permeation flux and method of manufacturing the same |
| 10/31/2013 | US20130284664 Separation membrane for water treatment and production method for same |
| 10/31/2013 | US20130284663 Reverse osmosis membrane including ultra-hydrophilic passivation layer and method of manufacturing the same |
| 10/31/2013 | DE102012008471A1 Filterelement mit verbesserter Prüfbarkeit nach trockenem Bedampfen Filter element with improved testability after dry vapor deposition |
| 10/30/2013 | EP2657291A1 Polytetrafluoroethylene mixture |
| 10/30/2013 | EP2655477A1 Reactive functional group-modified molecularly self-assembling material |
| 10/30/2013 | EP2655452A1 Hydrophilic vinylidene fluoride polymers |
| 10/30/2013 | EP2654932A1 Polyamide membranes via interfacial polymersation with monomers comprising a protected amine group |
| 10/30/2013 | EP2654931A1 Polysulfonamide membrane by interfacial polymerisation |
| 10/30/2013 | EP2654930A1 Delamination free membrane |
| 10/30/2013 | CN103372381A Anion-exchange film, preparation method thereof and fuel cell |
| 10/30/2013 | CN103372380A Preparation method of hydrophobic polyvinylidene difluoride microporous filter membrane |
| 10/30/2013 | CN103372379A Preparation method of molecular sieve composite membrane by taking metallic oxide as carrier |
| 10/30/2013 | CN102698621B High-flux hyperbranched polysiloxane pervaporation membrane and preparation method thereof |
| 10/30/2013 | CN102500250B Macromolecular-inorganic hybrid membrane, and preparation method and application thereof |
| 10/30/2013 | CN102423643B High-flux composite nanofiltration membrane |
| 10/30/2013 | CN102317349B Interfacial polymerization methods for making fluoroalcohol-containing polyamides |
| 10/30/2013 | CN102139188B Preparation method and application of molecular sieve/organic composite infiltration, vaporization and separation membrane |
| 10/24/2013 | WO2013156598A1 Ultrafiltration membranes fabricated from sulfonated polyphenylenesulfones |
| 10/24/2013 | WO2013156597A1 High performance positively charged composite membranes and their use in nanofiltration processes |
| 10/24/2013 | WO2013130143A3 Polyaniline based membranes for separation of carbon dioxide and methane |
| 10/24/2013 | US20130277318 Ultrafiltration membranes fabricated from sulfonated polyphenylenesulfones |
| 10/23/2013 | EP2653212A1 Method for preparing liquid separation membrane complexed and reinforced with polyvinylidene fluoride |
| 10/23/2013 | EP2651545A1 Alumina ceramic membranes |
| 10/23/2013 | CN103370124A Nanofiltration membrane |
| 10/23/2013 | CN103370123A Membrane-forming dope for carbon membranes and process for producing carbon hollow fiber membrane using same |
| 10/23/2013 | CN103357282A Large pore polymeric membrane |
| 10/23/2013 | CN103357281A Modifying method for polyvinylidene fluoride (PVDF) microfiltration membrane capable of effectively resisting to protein pollution |
| 10/23/2013 | CN103357280A Preparation method of perfluor ion exchange membrane and ion exchange membrane acquired by using same |
| 10/23/2013 | CN103357279A Teicoplanin chiral conposite membrane and its application in separation of D,L-p-hydroxyphenylglycine racemates |
| 10/23/2013 | CN103357276A UV cured super-hydrophilic and underwater super-oleophobic oil-water separation membrane, its preparation method and application thereof |
| 10/23/2013 | CN102389720B Polytetrafluoroethylene membrane with supporting materials and preparation method thereof |
| 10/23/2013 | CN101084057B Membrane post treatment |
| 10/22/2013 | US8562847 Thin film support substrate for use in hydrogen production filter and production method of hydrogen production filter |
| 10/22/2013 | US8562836 Graft copolymers, methods for grafting hydrophilic chains onto hydrophobic polymers, and articles thereof |
| 10/22/2013 | US8561812 Blend polymer membranes comprising thermally rearranged polymers derived from aromatic polyimides containing ortho-positioned functional groups |
| 10/17/2013 | WO2013155453A1 Carbon nanotube membrane with tunable properties |
| 10/17/2013 | WO2013154755A1 Thin film composite membrane structures |
| 10/17/2013 | WO2013154671A1 Processes using molecular sieve ssz-87 |
| 10/17/2013 | WO2013153989A1 Fluororesin microporous film, method for producing same, and filter element using fluororesin microporous film |
| 10/17/2013 | WO2013153531A1 Nanoporous, aluminium-supported alumina membrane, method for producing same and use thereof |
| 10/17/2013 | US20130270188 Graphene based filter |
| 10/17/2013 | US20130270180 Ceramic nanowire membranes and methods of making the same |
| 10/17/2013 | US20130270179 Polyimide membranes |
| 10/17/2013 | US20130270178 Ceramic porous membrane and ceramic filter |
| 10/17/2013 | US20130270177 Dehydration Processes Using Membranes with Hydrophobic Coating |