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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05/24/1995 | EP0560899B1 Sulphonated polyorganosiloxane-based membranes, their preparation and use thereof as solid ion conductors |
05/24/1995 | EP0549706B1 Cationic charge modified microporous membranes |
05/24/1995 | CN1028493C Novel solid multi-component membranes |
05/23/1995 | US5418061 Microporous polysulfone supports suitable for removal of low density lipoprotein-cholesterol |
05/23/1995 | US5418053 Membrane from epoxy-direct grafted halogenated vinyl polymer |
05/23/1995 | US5417832 Enhancing performance of perfluorinated ionomer membranes via dopant incorporation, method of making thereof and the membrane |
05/18/1995 | WO1995013316A1 Process for the manufacture of microporous polyolefine strips or films |
05/18/1995 | WO1995013125A1 Device and process for removing free hemoglobin from blood |
05/18/1995 | CA2175913A1 Device and process for removing free hemoglobin from blood |
05/17/1995 | CN1102748A Polytetrafluoroethylene porous film and method for manufacturing the same |
05/16/1995 | US5415891 Forming an oxide coating on ceramic supports by oxidation of vapor deposited coating |
05/16/1995 | US5415775 Monolithic ceramic supports for filtration membranes |
05/16/1995 | US5415769 Separation agent comprising aliphatic or aromatic ester of polysaccharide |
05/11/1995 | DE4410763C1 Pervaporation membranes and use thereof |
05/11/1995 | DE4409906C1 Composite membrane and process for the production thereof |
05/10/1995 | EP0652045A2 Aromatic polyethersulfone gas separation membranes |
05/10/1995 | EP0652044A1 Process for pyrifiying organic synthesis compounds |
05/10/1995 | EP0652043A2 Aromatic polyetherketone gas separation membranes |
05/10/1995 | EP0652042A1 Composite hydrogen separation metal membrane |
05/09/1995 | US5413852 SIXEF™-durene polyimide hollow fibers |
05/09/1995 | CA2135153A1 Composite hydrogen separation metal membrane |
05/06/1995 | CA2135101A1 Aromatic polyetherketone gas separation membranes |
05/06/1995 | CA2135006A1 Aromatic polyethersulfone gas separation membranes |
05/04/1995 | WO1995011739A1 Membrane and non-membrane sour gas treatment process |
05/04/1995 | WO1995011738A1 Sour gas treatment process |
05/04/1995 | CA2174347A1 Sour gas treatment process |
05/03/1995 | EP0650759A1 Method for forming an asymmetrical ceramic membrane |
05/02/1995 | US5412005 Biodegradable polymeric compositions based on starch and thermoplastic polymers |
05/02/1995 | US5411667 Method of selectively separating lead ions |
05/02/1995 | US5411663 Crosslinked copolymers for membranes with methoxy substituted groups |
04/26/1995 | EP0649676A1 Fluoropolymer posttreatment of gas separation membranes |
04/26/1995 | CN1028284C Process for preparing selective air penetrating film |
04/25/1995 | US5409525 Hydrous gel membranes for gas separation |
04/25/1995 | US5409515 Filter apparatus and filter element |
04/21/1995 | CA2118531A1 Fluoropolymer posttreatment of gas separation membranes |
04/20/1995 | CA2118429A1 Blends of polyethersulfones with aromatic polyimides, polyamides or polyamide-imides and gas separation membranes made therefrom |
04/19/1995 | EP0648812A2 Blends of polyethersulfones with aromatic polyimides, polyamides or polyamide-imides and gas separation membranes made therefrom |
04/19/1995 | CN1101622A Method for preparing monodisperse aluminium collosol |
04/19/1995 | CN1101590A A composite filter material |
04/19/1995 | CN1028208C Making technology of reinforcement super filtering membrane |
04/18/1995 | US5407703 Hydrosilation carrier, applying metal oxide coating film, drying, heating |
04/18/1995 | US5407581 Filter medium having a limited surface negative charge for treating a blood material |
04/18/1995 | US5407467 Passing gas stream containing hydrogen sulfide, carbon dioxide, methane through selective membrane unit to remove carbon dioxide and hydrogen sulfide |
04/18/1995 | US5407466 Membrane provides high selectivity for hydrogen sulfide over methane |
04/13/1995 | WO1995009989A1 Micromachined flow switches |
04/13/1995 | WO1995009988A1 Micromachined filters and flow regulators |
04/13/1995 | WO1995009987A1 Micromachined fluid flow regulators |
04/12/1995 | EP0647466A2 Cellulosic membranes |
04/12/1995 | EP0647250A1 Porous polytetrafluoroethylene and preparation |
04/12/1995 | EP0647156A1 Hollow fiber membrane incorporating a surfactant and process for preparing same |
04/11/1995 | US5405529 Ceramic filter and manufacturing method therefor |
04/06/1995 | WO1995009195A1 Polymer membrane having a high permeability for alkanol |
04/05/1995 | EP0646406A1 Novel polyimide gas separation membranes |
04/05/1995 | EP0646185A1 Production of metals from minerals |
04/05/1995 | EP0646043A1 Hydrophilic membranes. |
04/05/1995 | EP0563098B1 Multi-block polymer comprising an oxazolidone prepolymer chain extended with a compatible second prepolymer, the membrane made therefrom and its use in separations |
04/04/1995 | US5403524 Porous polytetrafluoroethylene and a process for the production thereof |
04/04/1995 | US5403485 Dialysis membrane made of cellulose acetate |
04/04/1995 | CA1335064C Process for preparing composite membranes |
03/30/1995 | WO1995008581A1 Trifluorostyrene and substituted trifluorostyrene copolymeric compositions and ion-exchange membranes formed therefrom |
03/30/1995 | WO1995008360A1 Method and device for producing a hypoxic gas mixture |
03/28/1995 | US5401891 Selective cracking of low purity dicyclopentadiene to monomeric cyclopentadiene, distillation, selective dimerization and purification via membrane pervaporation |
03/28/1995 | US5401410 Amine salts of sulfonated polyethers |
03/28/1995 | CA2133046A1 Highly selective asymetrical membranes used for the separation of gases, and process for their fabrication |
03/28/1995 | CA1334938C Method for processing oil emulsions or microemulsions in polluted waters |
03/28/1995 | CA1334913C Fluid treatment system having low affinity for porteinaceous materials |
03/28/1995 | CA1334912C Bicomponent moisture barrier poly(etherimide) ester films |
03/23/1995 | DE4330949A1 Process for producing zeolite high-temperature molecular sieve membranes having separating and reactive properties |
03/22/1995 | EP0643616A1 Micromechanical filter and method for the manufacture thereof |
03/22/1995 | CN1100338A Fluid separation composite membranes prepared from sulfonated aromatic polymers in lithium salt form |
03/22/1995 | CN1100337A Modified poly(phenylene oxide) based membranes for enhanced fluid separation |
03/21/1995 | US5399751 Method for recovering carboxylic acids from aqueous solutions |
03/16/1995 | DE4330163A1 Porous ceramic filter |
03/15/1995 | EP0642825A1 Bleach resistant polysulfone/polyrethane composite membranes |
03/15/1995 | EP0642381A1 Filtration fabric laminates. |
03/15/1995 | EP0436720B1 Hydrolyzed membrane and process for its production |
03/15/1995 | CN1100001A The production and use of improved composite fluid separation membranes |
03/08/1995 | EP0641250A1 Inorganic membrane for microfiltration, and a process for production of such an inorganic membrane. |
03/08/1995 | EP0641249A1 Supported microporous membranes |
03/07/1995 | US5396019 Crosslinked in situ; selective permeation |
03/07/1995 | US5395636 Method of pretreating a porous medium |
03/07/1995 | CA1334650C Filter for separating solid particles from hot gaseous or liquid media |
03/02/1995 | WO1995006083A1 Strongly alkaline anion exchange membranes and process for producing the same |
03/02/1995 | WO1995005890A1 Membranes prepared from crosslinkable soluble polymers |
03/02/1995 | CA2169555A1 Membranes prepared from crosslinkable soluble polymers |
03/01/1995 | EP0640007A1 Hydrophilic microporous polyolefin membrane |
03/01/1995 | EP0561875B1 Dioxole/tfe copolymer composites |
02/28/1995 | US5393432 Copolymer of diallylamine salt and derivatives with acrylic acid or copolymer of diallyamine salt, sulfur dioxide and acrylic acid; permselectivity for water vapors, thermal stablity |
02/28/1995 | US5393325 Composite hydrogen separation metal membrane |
02/28/1995 | US5393324 Aromatic polyetherketone gas separation membranes |
02/28/1995 | US5393323 Aromatic polyethersulfone gas separation membranes |
02/23/1995 | WO1995005256A1 Process for the production of porous membranes |
02/23/1995 | CA2169537A1 Process for the production of porous membranes |
02/22/1995 | EP0639223A1 Microfabricated sperm handling devices. |
02/22/1995 | EP0639106A1 Polyvinylidene fluoride microporous membrane and method |
02/22/1995 | CN1027680C Catallytic high molecular gas separation membrance |
02/22/1995 | CN1027679C Gas separation membrance with selective adsorbility |
02/21/1995 | US5391580 Polymer layer directly attached to polypropylene tube and active heparin linked through covalent bond to the layer |
02/21/1995 | US5391219 Method for the separation and concentration of gas using a composite or asymmetric fluorine-containing polyimide membrane |
02/15/1995 | EP0638949A1 Solid, polymeric, polyether based electrolyte |