| 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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| 04/12/2011 | US7922007 Separation membrane with selective permeability and process for producing the same |
| 04/12/2011 | US7921872 Gas valve |
| 04/12/2011 | CA2497530C Porous composite membrane and method for making the same |
| 04/07/2011 | WO2011040563A1 Exhaust gas purification filter |
| 04/07/2011 | WO2011040228A1 Aromatic polysulfone resin porous membrane |
| 04/07/2011 | WO2011039139A1 Method for separating substance mixtures by means of multiphase polymer films |
| 04/07/2011 | WO2011039111A1 Hollow fiber membrane mats with fluid impermeable segments and related methods |
| 04/07/2011 | CA2774213A1 Method for separating substance mixtures by means of multiphase polymer films |
| 04/06/2011 | EP2305369A1 Crystalline polymer microporous membrane, method for producing the same, and filtration filter |
| 04/06/2011 | EP2303955A1 Process for preparing membranes |
| 04/06/2011 | EP2303770A2 Method for in situ formation of metal nanoclusters within a porous substrate field |
| 04/06/2011 | EP2303439A1 Method of making a high-performance supported gas separation molecular sieve membrane using a shortened crystallization time |
| 04/06/2011 | EP2303438A2 Method of forming a rewettable asymmetric membrane |
| 04/06/2011 | EP2303437A2 Method of forming an asymmetric membrane |
| 04/06/2011 | EP1635933B1 Materials and methods for processing non-aqueous mixtures |
| 04/06/2011 | CN201783304U Hollow fiber film filter element static pouring jig |
| 04/06/2011 | CN102006925A Porous multilayer filter and method for producing same |
| 04/06/2011 | CN102006924A A polymeric hybrid membrane |
| 04/06/2011 | CN102002835A Composite membrane machine for manufacturing flat membrane |
| 04/06/2011 | CN102002768A Method for preparing high-efficiency hydrophilic modified polyethylene hollow fibrous membrane |
| 04/06/2011 | CN102000516A Method for preparing polydimethylsiloxane (PDMS)/polyvinylidene fluoride (PVDF) composite hollow fiber film |
| 04/06/2011 | CN102000515A Thermoplastic polyurethane hollow fiber membrane and preparation method thereof |
| 04/06/2011 | CN102000514A Polyvinylidene fluoride separation film with adjustable film holes and preparation method thereof |
| 04/06/2011 | CN102000512A External pressing type loop-free solid-liquid separation dynamic membrane device |
| 04/06/2011 | CN102000511A Method for preparing positive charge hollow fiber nanofiltration membrane through surface UV irradiation grafting |
| 04/06/2011 | CN101439267B Method for preparing palladium-based composite membranes |
| 04/06/2011 | CN101433809B Integral step-by-step multiple-stage heat-preserving sintering process of metal porous membrane tube |
| 04/06/2011 | CN101391181B Method for preparing porous ceramic film support |
| 04/06/2011 | CN101262932B Vinylidene fluoride resin hollow fiber porous membrane and method for production thereof |
| 04/06/2011 | CN101001690B Electrochemical ion exchange with textured membranes and cartridge |
| 04/05/2011 | US7919178 method for surface modification of porous membranes with a free radical polymerized polymer coating to a predetermined and controlled depth from a first facial surface; ultrafiltration membranes |
| 04/05/2011 | US7918986 Making solutions of alkali alkoxides (eg sodium methoxide ) in their corresponding alcohols (methanol from aqueous sodium hydroxide) |
| 04/05/2011 | CA2432046C Separation membrane, separation membrane element, separation membrane module, sewage treatment apparatus, and method for making the separation membrane |
| 03/31/2011 | WO2011037820A1 Olefin selective membrane comprising an ionic liquid and a complexing agent |
| 03/31/2011 | WO2011037354A2 Fluorine-based hollow-fibre membrane and a production method therefor |
| 03/31/2011 | WO2011035938A1 Microstructured molded body comprising perforated portions and method for producing the same |
| 03/31/2011 | WO2010147802A3 Microporous membranes, methods for making these membranes, and the use of these membranes as battery separator films |
| 03/31/2011 | WO2009146321A8 Ligand functionalized substrates |
| 03/31/2011 | US20110076225 Hydrogen generator |
| 03/31/2011 | US20110073541 Crystalline polymer microporous membrane, method for producing the same, and filtration filter |
| 03/31/2011 | US20110073540 Forward osmosis membranes |
| 03/31/2011 | US20110072636 Method of assembling a porous membrane cartridge |
| 03/30/2011 | EP2301655A1 Filtering element and method for making the same and water treating devide |
| 03/30/2011 | EP2301654A1 Hollow porous membrane and process for producing the same |
| 03/30/2011 | EP2300134A1 Hybrid silica membrane for water removal from lower alcohols and hydrogen separation |
| 03/30/2011 | EP1808221B1 Blocking ratio enhancing agent for permeable membrane, method of blocking ratio enhancement, permeable membrane and method of water treatment |
| 03/30/2011 | CN101998879A Composite membranes |
| 03/30/2011 | CN101992033A Method for preparing polyimide hollow fiber pervaporation membrane and application thereof |
| 03/30/2011 | CN101992032A Polyurethane/zeolite blended oxygen-enriched membrane and preparation method thereof |
| 03/30/2011 | CN101992030A Organic and inorganic matter modified polyvinylidene fluoride five-hole fiber ultrafiltration membrane and preparation thereof |
| 03/30/2011 | CN101992029A Preparation method for chitosan-sodium caseinate blend films |
| 03/24/2011 | WO2011033563A1 Method of manufacturing hollow continuous body |
| 03/24/2011 | WO2011033235A1 Composite material comprising an organic-inorganic material, preparation process, and uses |
| 03/24/2011 | WO2010151451A3 Polybenzoxazole membranes prepared from aromatic polyamide membranes |
| 03/24/2011 | WO2010129171A3 Cylindrical filter |
| 03/23/2011 | EP2298437A1 Carbon film and method for producing the same |
| 03/23/2011 | EP2297809A1 Method for producing a proton-conductive, structured electrolyte membrane |
| 03/23/2011 | EP2296825A1 Process for producing an ion-permeable web-reinforced separator |
| 03/23/2011 | EP2051861B1 Porous membrane and its method of manufacture |
| 03/23/2011 | CN201768500U Three-hole PVC (polyvinyl chloride) hollow fibre membrane preparing device |
| 03/23/2011 | CN201768498U Highly hydrophilic ultrafiltration membrane manufacturing device |
| 03/23/2011 | CN201768497U Hollow-fibre membrane casting solution heat-insulating device |
| 03/22/2011 | US7910000 Seal ring holder for membrane element and membrane element |
| 03/22/2011 | CA2348904C Element provided with a fibrin layer, preparation and use thereof |
| 03/17/2011 | US20110062616 Test paper and porous membrane |
| 03/16/2011 | EP2295132A1 Antithrombogenic hollow fiber membranes, potting material and blood tubing |
| 03/16/2011 | EP2293863A1 Mixed matrix membranes incorporating microporous polymers as fillers |
| 03/16/2011 | EP1310005B1 Multi-component composite film method for preparing the same |
| 03/16/2011 | CN101985086A Temperature response hollow fiber separation membrane |
| 03/16/2011 | CN101985085A Polyester flat microporous membrane and preparation method thereof |
| 03/16/2011 | CN101985084A Preparation method for ceramic Ti-Al alloy composite membrane |
| 03/16/2011 | CN101264992B Absorption catalysis purification separation composite function film for removing contaminant in water and water purification method |
| 03/15/2011 | CA2475501C Polymer electrolyte membranes for use in fuel cells |
| 03/10/2011 | WO2011028541A2 Forward osmosis membranes |
| 03/10/2011 | WO2011028342A2 Enhanced transport selectivity using nanoparticle filled polymers |
| 03/10/2011 | WO2011027878A1 Porous vinylidene fluoride resin membrane and process for producing same |
| 03/10/2011 | WO2011027138A1 Process for preparing composite membranes |
| 03/10/2011 | CA2771902A1 Forward osmosis membranes |
| 03/09/2011 | EP2292320A1 Liquid-liquid extraction system and method |
| 03/09/2011 | EP2292317A1 Composite membrane |
| 03/09/2011 | EP2021111B1 Arrangement for a biofunctional membrane, sensor arrangement, filter arrangement and the uses thereof |
| 03/09/2011 | CN201755453U Fiber yarn enhancement composite hollow fiber membrane |
| 03/09/2011 | CN101983758A Polymer/inorganic nanometer composite separation membrane and preparation method thereof |
| 03/03/2011 | WO2011025698A1 Filtration module including membrane sheet with capillary channels |
| 03/03/2011 | WO2011025607A2 Reverse osmosis composite membranes for boron removal |
| 03/03/2011 | WO2010120100A9 Composite hollow fiber membrane and method for manufacturing the same |
| 03/03/2011 | US20110049047 Gas sparger for an immersed membrane |
| 03/03/2011 | US20110049026 Hollow fiber membrane module for water purifier |
| 03/02/2011 | EP2289611A1 Liquid-liquid extraction system and method |
| 03/02/2011 | EP1785448B1 Thin-filmy polymeric structure and method of preparing the same |
| 03/02/2011 | EP1102623B1 Method for the production of template-textured materials |
| 02/24/2011 | WO2011021300A1 Water-vapor-permeable membrane, hollow-fiber membrane, and hollow-fiber membrane module |
| 02/24/2011 | US20110045384 Polymer electrolyte with aromatic sulfone crosslinking |
| 02/24/2011 | US20110042316 Liquid filtration media |
| 02/24/2011 | US20110042315 Pervaporation composite membrane for aqueous solution separation and methods for using the same |
| 02/24/2011 | US20110042301 Inorganic membrane devices and methods of making and using the same |
| 02/24/2011 | US20110042299 Composite membrane assemblies and methods of making and using the same |
| 02/24/2011 | CA2764866A1 Water-vapor-permeable membrane, hollow-fiber membrane, and hollow-fiber membrane module |
| 02/23/2011 | EP2286902A1 Separation membrane, method of producing the same and separation membrane module using the separation membrane |
| 02/23/2011 | EP2286901A1 Method for improved scaling of filters |