Patents
Sitemap › B01 - Physical or chemical processes or apparatus in general › B01D - Separation › B01D 67 - Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
Patents for B01D 67 - Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus (11,858)
11/2012
11/21/2012CN102784568A Method for preparing alcohol permselective pervaporation composite membrane
11/21/2012CN102784567A Modified polyvinylidene fluoride membrane coated with single-walled carbon nano tube and preparation method thereof
11/21/2012CN102784566A Preparation method of heterogeneous enhanced polyvinylidene fluoride hollow fiber membrane with high bursting strength
11/21/2012CN102784565A Formula and production method of enhanced hollow fiber composite membrane
11/21/2012CN102784564A High performance membrane filled with fluorine-containing amphiphilic surface modification material and preparation method
11/21/2012CN102784563A High-strength polyvinyl chloride hollow fiber ultrafilter membrane and its preparation method
11/21/2012CN102784562A Method for preparing metal organic framework film
11/21/2012CN102008901B Preparation method of multifunctional water treatment nano material composite membrane
11/21/2012CN102000516B Method for preparing polydimethylsiloxane (PDMS)/polyvinylidene fluoride (PVDF) composite hollow fiber film
11/21/2012CN101837247B Liquid medicine filtering membrane and preparation method thereof
11/21/2012CN101505858B Use of a colloidal suspension of a cationic polymer to treat a support for medical use
11/20/2012US8313651 Membrane stacks
11/15/2012WO2012153050A1 Nanostructured membranes and uses thereof
11/15/2012US20120288630 Novel Coated Membranes and Other Articles
11/15/2012US20120285890 Hybrid tfc ro membranes with non-metallic additives
11/15/2012US20120285882 Membrane and method for producing the same
11/15/2012US20120285881 Multilayered charge-mosaic membrane and manufacturing method therefor
11/14/2012CN202527082U Ultrafiltration membrane processing system
11/14/2012CN102781558A Membrane and membrane separation system
11/14/2012CN102775353A 3-allyl-5,5-dimethyl hydantoin and preparation method thereof
11/14/2012CN102773027A Method for preparing high-performance polyurethane ultrafiltration/microfiltration separation membrane
11/14/2012CN102773026A Surface modification method for polytetrafluoroethylene separation membrane
11/14/2012CN102151497B Hydrophilic and hydrophobic compound steam permeation film as well as preparation method and application thereof
11/14/2012CN101961612B Method for carrying out hydrophilic modification on hollow fiber membrane by utilizing hyperbranched polymer
11/14/2012CN101773792B Inorganic metal ion mixing with fluorine proton exchange membrane and preparing method thereof
11/08/2012WO2012150186A1 Filtration membrane
11/08/2012WO2012150178A1 Filtration system
11/07/2012EP2520356A1 Filtration system
11/07/2012EP2520355A1 Filtration membrane
11/07/2012EP2519339A1 Microperforated polymeric film and methods of making and using the same
11/07/2012EP2519337A1 Microfluidic device facilitating gas exchange, and methods of use and manufacture thereof
11/07/2012CN202516418U PTFE (Poly Tetra Fluoro Ethylene) external pressing filtering pipe
11/07/2012CN102770196A Porous materials
11/07/2012CN102764600A Method for preparing porous membranes based on selective swelling of block copolymers
11/07/2012CN102764599A Method for preparing nanometer material mixed matrix membrane
11/07/2012CN102764598A Preparation method of molecular engram composite film for separating tryptophane isomer
11/07/2012CN102764597A Method for preparing polyvinylidene fluoride ultra-filtration membranes
11/07/2012CN102764596A Preparation method of hydrophilic ultra-filtration membrane
11/07/2012CN102764595A Polyvinylidene fluoride separation membrane and its preparation method
11/07/2012CN102764594A Method for preparing chiral chitosan charged nanofiltration membranes
11/07/2012CN102764593A Device and method for producing hollow fiber membranes
11/07/2012CN101966430B Preparation method of high-efficient hydrophilic modified polypropylene hollow fibrous membrane
11/06/2012US8304026 Microporous materials, methods of making, using, and articles thereof
11/06/2012US8302781 High-flux dialysis membrane with an improved separation behaviour
11/06/2012CA2746593C Highly durable porous pvdf film, method of producing the same, and washing method and filtering method using the same
11/01/2012WO2012148563A1 Polyimide-based carbon molecular sieve membrane for ethylene/ethane separations
11/01/2012WO2012148270A1 Nanosieve composite membrane
11/01/2012WO2012146500A1 Micro-screen and method for producing a micro-screen
11/01/2012WO2012028139A4 Porous layers and production thereof by means of nitrate salts
11/01/2012US20120276300 Polymer membranes prepared from aromatic polyimide membranes by thermal treating and uv crosslinking
11/01/2012US20120276294 Method for making liquid separation membrane
11/01/2012US20120276286 Method and Sealant for Sealing Air Filter Leaks
10/2012
10/31/2012EP2517779A1 Nanosieve composite membrane
10/31/2012DE102011017696A1 Mikrosieb und Verfahren zum Herstellen eines Mikrosiebs Microsieve and method of manufacturing a microsieve
10/31/2012CN102762286A Method to improve the selectivity of polybenzoxazole membranes
10/31/2012CN102762285A Process for the preparation of ethylene/chlorotrifluoroethylene polymer membranes
10/31/2012CN102758310A Flexible gamma-Al2O3 fiber membrane and preparing method thereof
10/31/2012CN102755844A Preparation method for surface ionization modified polysulfone ultrafiltration membrane
10/31/2012CN102755843A Rotary film-coating preparation process of coal-based flat plate composite carbon film
10/31/2012CN102755842A Preparation method of hollow fiber membranes for waste water treatment
10/31/2012CN102755841A Preparation method and product of hydrophobic PVDF (Polyvinylidene Fluoride) microporous membrane with beta crystalline phase structure
10/31/2012CN102755840A Preparation method of plate polypropylene separation membrane
10/31/2012CN102755837A Method used for improving organic nanofiltration membrane separating property
10/31/2012CN101474552B Media for membrane ion exchange chromatography
10/24/2012EP2513205A1 Cation exchange membrane having enhanced selectivity, method for preparing same, and uses thereof
10/24/2012EP2512640A2 Metal organic framework polymer mixed matrix membranes
10/24/2012CN102746527A Preparation method and application for rogor molecular imprinting membrane
10/24/2012CN102743985A Preparation method for polysulfone-serine affinity membrane used for removing endotoxin
10/24/2012CN102743984A Nano porous ceramics composite reverse osmosis membrane and preparation method
10/24/2012CN102743983A Nano-grade porous ceramic composite nano-filtration membrane and preparation method thereof
10/24/2012CN102743981A Preparation and application of sodium alginate pervaporation hybrid membrane
10/24/2012CN102743980A Manufacture method of polyvinyl chloride panel ultrafiltration membrane
10/24/2012CN102743979A Preparation method of zirconia ceramic ultrafiltration film
10/24/2012CN102743978A Method for preparing modified zirconia ceramic ultrafiltration membrane via yttrium doping
10/24/2012CN102743977A Preparation method of novel ultrahigh molecular weight polyethylene hollow fiber membrane
10/24/2012CN102743976A Glue sealing method for hollow fiber membrane component
10/23/2012US8293806 Proton-conducting membrane and the use of the same
10/23/2012US8292091 Process of forming multilayered structures
10/23/2012US8292090 Process of forming multilayered structures
10/19/2012CA2774785A1 Fluid treatment arrangements and methods of making fluid treatment arrangements
10/18/2012WO2012139896A1 Macroporous filtration membrane
10/18/2012WO2012112123A8 Forward osmosis membrane and method of manufacture
10/18/2012WO2012074222A9 Preparation method of hollow fiber membrane for water treatment using cellulose-based resin
10/18/2012WO2012046141A4 Application of rejection enhancing agents (reas) that do not have cloud point limitations on desalination membranes
10/17/2012EP2511002A1 Separation membrane including graphene
10/17/2012CN1890560B Sieving media from planar arrays of nanoscale grooves, method of making and method of using the same
10/17/2012CN102740958A Membrane for oxygen generation
10/17/2012CN102740957A Hollow-fibre membrane module
10/17/2012CN102740956A Microporous membranes and methods for producing and using such membranes
10/17/2012CN102731817A Cefradine molecule imprinted membrane preparation method and application
10/17/2012CN102728249A Polymer hollow fiber porous membrane and preparation method thereof
10/17/2012CN102728248A Preparation method of organic composite membrane and application of organic composite membrane
10/17/2012CN102728247A Preparation method of composite forward osmosis membrane
10/17/2012CN102728245A Acid and alkaline resistant ultrafiltration membrane material and preparation method thereof
10/17/2012CN102728244A Ultrafiltration membrane material with high tensile strength and preparation method thereof
10/17/2012CN102728243A Preparation method of special membrane material for seawater desalination
10/17/2012CN102728242A Polyacrylonitrile based ultrafiltration membrane material with high throughput and preparation method thereof
10/17/2012CN102728241A Anti-pollution separation membrane and preparation method
10/17/2012CN102728240A Novel polyvinylidene fluoride film as well as preparation method and application thereof
10/17/2012CN102728238A Method for modifying surface of polypropylene separation membrane
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