| 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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| 08/03/2010 | CA2470993C Crosslinked and crosslinkable hollow fiber membrane and method of making same |
| 07/29/2010 | WO2010012644A9 Optical particle detector and detection method |
| 07/29/2010 | US20100186586 Process for Upgrading Natural Gas with Improved Management of CO2 |
| 07/28/2010 | EP2210089A2 Barrier with a seated ion exchange bead and method |
| 07/28/2010 | EP1368106B1 Apparatus and method for separating gases |
| 07/28/2010 | CN101790413A Separation membrane comprising polyethersulfone, process for production thereof, and stock solution for production of film |
| 07/28/2010 | CN101790412A Zeolite membrane structures and methods of making zeolite membrane structures |
| 07/28/2010 | CN101788463A Method for separating and detecting atrazine and paraquat |
| 07/28/2010 | CN101787141A Method for preparing proton exchange membrane with polyvinylidene fluoride grafted and grafting copolymerized with 2-acrylamido-2-methylpropanesulfonic acid |
| 07/28/2010 | CN101785977A Preparation method of solvent resistant polyimide nanofiltration film |
| 07/28/2010 | CN101785976A Polymer separation membrane with on-line antibiosis and self-cleaning functions and preparation method thereof |
| 07/28/2010 | CN101785975A Hyaluronic acid/polyacrylonitrile compound film, method for preparing same and application thereof |
| 07/28/2010 | CN101785956A Membranous tube complex and high-purity hydrogen generating device using same |
| 07/28/2010 | CN101785943A Micro purple sand air filter |
| 07/28/2010 | CN101239284B Method for preparing facilitated transport membrane containing polyallylamine for separating acid gas |
| 07/27/2010 | US7763702 Prepared by reacting a polyphosphonitrile with an amine or an alkali metal salt of an alcohol and an a perfluoroalkylsulfonylaminosulfonyl-substituted aniline or phenol salt; fuel cell membran materials |
| 07/27/2010 | US7763140 Method of forming multiwell filtration plates |
| 07/22/2010 | WO2010082710A1 Method for preparing a highly durable reverse osmosis membrane |
| 07/22/2010 | WO2010082437A1 Vinylidene fluoride resin hollow fiber porous membrane and process for producing same |
| 07/22/2010 | WO2010081511A1 Electron beam induced modification of membranes by polymers |
| 07/22/2010 | WO2010059327A3 Microporous membrane and method for forming |
| 07/22/2010 | US20100181250 Amine aqueous solution for forming an active layer of polyamide reverse osmosis composite membrane, polyamide reverse osmosis composite membrane prepared thereby, and preparation method thereof |
| 07/22/2010 | US20100181248 Membrane laminate |
| 07/21/2010 | EP2208522A1 Gas purification method |
| 07/21/2010 | EP2207613A1 Filtration membranes |
| 07/21/2010 | EP1289637B1 Polysulfonamide matrices |
| 07/21/2010 | CN101780378A Method for preparing fluoropolymer microporous films through using ion liquid as film preparation media |
| 07/21/2010 | CN101780376A Enforced screen cloth for fluorine-contained cation exchange membrane and application thereof |
| 07/15/2010 | WO2010080618A2 Porous reactive frameworks |
| 07/15/2010 | WO2010078721A1 Modification method of interpenetrating polymer network on surface of porous polyvinylidene fluoride membrane |
| 07/15/2010 | US20100178489 Composite semipermeable membrane |
| 07/14/2010 | EP2206547A1 Nitrogen-containing aromatic compounds and processes for the production of the same, polymers and proton conductive membranes of these compounds |
| 07/14/2010 | EP2206546A1 Gas separation membrane |
| 07/14/2010 | EP1517929B1 Sulfonated copolymer |
| 07/14/2010 | CN101775149A Crosslinked sulfonated polyimide membrane and preparation method thereof |
| 07/14/2010 | CN101775097A Tetrafluoroethylene triple perfluorinated resin and application thereof as ion-exchange membrane reinforcing material |
| 07/14/2010 | CN101773794A Three-component five-hole hollow fibrous membrane and preparation method thereof |
| 07/14/2010 | CN101773793A SiO2/perfluorinated sulfonic resin compound proton exchange membrane and preparation method thereof |
| 07/14/2010 | CN101773792A Inorganic metal ion mixing with fluorine proton exchange membrane and preparing method thereof |
| 07/14/2010 | CN101773791A Ion exchange membrane with high impurity tolerance |
| 07/14/2010 | CN101773790A High-strength low-resistance ion exchange membrane |
| 07/14/2010 | CN101773789A 亲水膜材料及其制备方法 Hydrophilic membrane material and method |
| 07/14/2010 | CN101773788A Fluorine-containing ion exchange membrane with reinforced sacrificial fiber mesh cloth |
| 07/14/2010 | CN101773786A Method for desalination and concentration of medical intermediate |
| 07/13/2010 | US7754844 Containing 4,4'-dioxy-3,3'-disulfodiphenyl sulfone or ketone units, dioxybenzonitrile units, and other dioxyaromatic units; blends with polybenzimidazoles; useful as a polymer electrolyte membrane for fuel cells |
| 07/13/2010 | US7754077 Dialysis membrane for separation on microchips |
| 07/13/2010 | US7754074 Filtering apparatus, back wash method therefor, filtering device and power plant |
| 07/13/2010 | CA2557599C Carbon film laminate and method for production thereof, and voc removing device |
| 07/08/2010 | WO2010078234A1 Porous membranes with multiple zones having different pore sizes |
| 07/08/2010 | WO2010076119A1 Fluid filter and filter system |
| 07/08/2010 | WO2010042647A3 High flux high efficiency nanofiber membranes and methods of production thereof |
| 07/08/2010 | US20100172809 Membrane apparatus and method of preparing a membrane and a method of producing hydrogen |
| 07/08/2010 | US20100171950 Methods for uniform metal impregnation into a nanoporous material |
| 07/08/2010 | US20100170850 Filter device, preferably a hollow fiber dialyser with curled hollow fibers |
| 07/07/2010 | EP2203244A1 Hollow carbon fibres and method for the production thereof |
| 07/07/2010 | EP1409118B1 Method of making a laminated edge filter structure |
| 07/07/2010 | CN201519554U Honeycomb hydrophilic ceramic filter membrane |
| 07/07/2010 | CN101768236A Perfluorinated ion exchange resin as well as preparation method and application thereof |
| 07/07/2010 | CN101766961A Method for preparing non-chemical metering nanometer SO42-/ZrO2-Y2O3/polysulphone compound film |
| 07/07/2010 | CN101766959A Small-bore nuclear pore filter membrane and production method thereof |
| 07/06/2010 | US7749630 comprising a matrix of first and second aromatic sulfonated polyetheretherketone; first polymer having a high ion exchange capacity, and a reinforcing second polymer having a low ion exchange capacity; halogen-free |
| 07/06/2010 | US7749414 Composite membrane |
| 07/06/2010 | US7749387 for separating hydrocarbon feeds |
| 07/01/2010 | WO2010074136A1 Porous hollow fiber membrane and porous hollow fiber membrane for processing protein-containing liquid |
| 07/01/2010 | WO2010073442A1 Immersion-type membrane separation apparatus |
| 07/01/2010 | WO2010072233A1 Hydrophilic porous polymer blend membrane |
| 07/01/2010 | WO2010030357A3 Ethanol stable epoxy amine based membrane for aromatics separation |
| 07/01/2010 | US20100167163 Proton-conducting membrane and the use of the same |
| 07/01/2010 | US20100164148 Polymer membrane, method for the production and use thereof |
| 07/01/2010 | DE10148131B4 Verfahren zur Herstellung eines Polymers, Polymer und protonenleitfähige Membran für elektrochemische Anwendungen A method for producing a polymer, polymer and proton conductive membrane for electrochemical applications |
| 06/30/2010 | EP2051797B1 Process for membrane separation of linear hydrocarbons within a mixture of hydrocarbons |
| 06/30/2010 | CN101765457A Hollow fiber membrane for humidifier and method for manufacturing the same |
| 06/30/2010 | CN101759832A Main chain perfluoro polymer and application thereof as ion exchange membrane |
| 06/30/2010 | CN101759831A Perfluor sulfonyl resin with low ion exchanging capacity and preparation method for fibers thereof |
| 06/30/2010 | CN101759830A Ionic polymer and application thereof as proton exchange membrane |
| 06/30/2010 | CN101759829A Fluorinion-containing polymer and application of same as proton-exchange fibre material |
| 06/30/2010 | CN101759250A Process for recovering heavy metallic salt and inorganic acid in pickling waste liquid |
| 06/30/2010 | CN101757863A Fluorine-containing crosslinking ionic membrane reinforced by fibre and preparation method thereof |
| 06/30/2010 | CN101757862A Microporous membrane reinforcing fluorine-containing cross linking doping ion exchange membrane and preparation method thereof |
| 06/30/2010 | CN101757861A Multi-layer perfluor cross-linking ion membrane and preparation method thereof |
| 06/30/2010 | CN101757860A Ion exchange membrane with interpenetrating network structure and preparation method thereof |
| 06/30/2010 | CN101757859A Carbon membrane reactor and method for using the same |
| 06/29/2010 | US7745030 Prepared from a (hetero)aromatic tetraamine and a (hetero)aromatic di- or tricarboxylic acid or from a (hetero)aromatic diaminocarboxylic acid; one of the monomers has a sulfonic acid group and the polymerization takes place in polyphosphoric acid, which is subsequently hydrolyzed |
| 06/29/2010 | US7744990 metal substrate, plurality of columnar convex portions formed on one surface of metal substrate, and a plurality of through holes formed at a portion where columnar convex portions are not formed, so as to pierce metal substrate; holes have opening diameter of 20 to 200 mu m |
| 06/29/2010 | US7744883 Method for reducing the number of unwanted molecules in blood |
| 06/29/2010 | US7744675 Spray coating an inorganic oxide with a noble metal eggshell catalyst to produce a metallic layer on the outer surface of the particle; coating s with an overlayer of a gas-selective material to provide a coated, surface-treated porous substrate for use as said gas separation membrane |
| 06/29/2010 | US7743929 Process of forming multilayered structures |
| 06/29/2010 | US7743928 Integrated apparatus and methods for treating liquids |
| 06/29/2010 | CA2416580C Polymer electrolyte composition and uses thereof |
| 06/29/2010 | CA2343184C Ion-exchange polymers |
| 06/24/2010 | WO2010071605A1 System for separation of volatile components from solution |
| 06/24/2010 | WO2010070992A1 Method for separating liquid mixture, and device for separating liquid mixture |
| 06/24/2010 | WO2010070991A1 Liquid mixture separation membrane, method for changing composition of liquid mixture using same, and device for separating liquid mixture |
| 06/24/2010 | DE102009001383A1 Flüssigkeitsfilter und Filtersystem Liquid filters and filter system |
| 06/23/2010 | EP2198948A1 Method for production of DDR type zeolite membrane |
| 06/23/2010 | EP2198947A1 Purification of alcohols |
| 06/23/2010 | EP2059541B1 New nanoporous crystalline form of syndiotactic polystyrene, processes for its preparation and related molecular-complex crystalline forms |
| 06/23/2010 | EP1553130B1 Porous membrane of poly(metaphenylene isophthalamide) and process for producing the same |
| 06/23/2010 | CN101754798A Membrane comprising oxyethylene groups |
| 06/23/2010 | CN101754797A Membrane comprising oxyethylene groups |