| 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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| 04/10/2002 | EP1194216A1 Microporous filter membrane, method of making microporous filter membrane and separator employing microporous filter membranes |
| 04/10/2002 | EP0951502B1 Porous moulded bodies of thermoplastic polymers |
| 04/10/2002 | CN1344179A Crystalline molecular sieve layers and processes for their mfg. |
| 04/09/2002 | US6368507 Composite polyamide reverse osmosis membrane and method of producing the same |
| 04/09/2002 | US6368383 Controlling temperature and oxygen pressure; electrolytic cells |
| 04/09/2002 | US6368382 Epoxysilicone coated membranes |
| 04/09/2002 | CA2058182C Microporous membranes from poly(etheretherketone)-type polymers and low melting point crystallizable polymers, and a process for making the same |
| 04/04/2002 | WO2002027765A2 Stoichiometric modification of an ionic structured solid |
| 04/04/2002 | WO2002026633A1 Adsorption container and iron oxide adsorber |
| 04/04/2002 | WO2002026378A1 Conversion of methane and hydrogen sulfide in non-thermal silent and pulsed corona discharge reactors |
| 04/04/2002 | WO2002026366A2 Filter element with porous nickel-based alloy substrate and metal oxide membrane |
| 04/04/2002 | WO2002026364A2 Clamshell uf centrifugal filter vessel and method |
| 04/04/2002 | WO2002018039A8 Modified polymer having improved properties and process for manufacturing same |
| 04/04/2002 | US20020039648 Inorganic component composed of at least one compound of a metal, semimetal or mixed metal on at least one side and on inner surfaces of the support, and a polyelectrolyte disposed on the inner and/or outer surfaces |
| 04/04/2002 | US20020038602 Method of preparing composite gas separation membranes from perfluoropolymers |
| 04/04/2002 | CA2423410A1 Conversion of methane and hydrogen sulfide in non-thermal silent and pulsed corona discharge reactors |
| 04/04/2002 | CA2423178A1 Adsorption container and iron oxide adsorber |
| 04/03/2002 | CN1343135A Process for manufacture of supported materials |
| 04/03/2002 | CN1342512A Millipore filter film for fermentation industry and its preparing process |
| 04/03/2002 | CN1342511A Process and equipment for preparing composite membrane by dynamic optical graft and surface combination |
| 04/02/2002 | US6365784 Preparation of ethylene by gas permeation |
| 04/02/2002 | US6365395 Process for removing protein aggregates and virus from a protein solution |
| 04/02/2002 | US6364932 Ceramic filter purification of particle laden carrier gas for its reuse |
| 03/28/2002 | WO2002025764A1 Ion-conducting sulfonated polymeric materials |
| 03/28/2002 | WO2002024997A1 Cold isopressing method |
| 03/28/2002 | WO2002024437A1 Cold isopressing method |
| 03/28/2002 | WO2002024432A2 Extrusion method and apparatus for manufacturing microporous film |
| 03/28/2002 | WO2002024428A1 Cold isopressing method and mold |
| 03/28/2002 | WO2002024310A1 Mixed matrix membranes with pyrolized carbon sieve particles and methods of making and using the same |
| 03/28/2002 | WO2001089654A3 Acid stable membranes for nanofiltration |
| 03/28/2002 | WO2001080334A3 Conductive sheet material |
| 03/28/2002 | US20020037986 Amphiphilic copolymer planar membranes |
| 03/28/2002 | US20020035922 Asymmetric membrane formed of a blend of polymers including at least one polyimide; high permeation rate, with mechanical strength and excellent (hot) water resistance; dehumidification and/or humidification of fuel cells |
| 03/28/2002 | DE10042119A1 Verfahren zur Herstellung von Polymermembranen und Polymermembran A process for the preparation of polymer membranes and polymer membrane |
| 03/28/2002 | CA2422997A1 Cold isopressing method |
| 03/28/2002 | CA2422994A1 Cold isopressing method |
| 03/28/2002 | CA2422261A1 Extrusion method and apparatus for manufacturing microporous film |
| 03/28/2002 | CA2421627A1 Ion-conducting sulfonated polymeric materials |
| 03/27/2002 | EP1189685A1 Charged membrane |
| 03/27/2002 | EP1189678A1 Hydrogen-permeable metal membrane and method for producing the same |
| 03/27/2002 | EP0695215B2 Process for the manufacture of molecular sieve layers |
| 03/26/2002 | US6361693 Porous ceramic filter |
| 03/26/2002 | US6361583 Gas separation using organic-vapor-resistant membranes |
| 03/26/2002 | US6361582 Gas separation using C3+ hydrocarbon-resistant membranes |
| 03/26/2002 | CA2225871C Solid electrolyte membrane with mechanically-enhancing constituents and porous catalytically enhancing constituents |
| 03/21/2002 | WO2002022712A2 Graft copolymers, methods for grafting hydrophilic chains onto hydrophobic polymers, and articles thereof |
| 03/21/2002 | WO2002022503A1 Geometric separation processes involving modified cts membranes |
| 03/21/2002 | WO2002022245A1 Membranes for selective gas separation |
| 03/21/2002 | WO2002022233A1 Apparatus for purifying water |
| 03/21/2002 | WO2001089674A3 Degumming of edible oils by ultrafiltration |
| 03/21/2002 | WO2001071839A3 Ion exchange materials |
| 03/21/2002 | US20020034689 High piercing strength |
| 03/21/2002 | US20020033096 High carbon content filamentary membrane and method of making the same |
| 03/21/2002 | CA2422090A1 Graft copolymers, methods for grafting hydrophilic chains onto hydrophobic polymers, and articles thereof |
| 03/20/2002 | EP1187666A1 Oleophobic filter materials for filter venting applications |
| 03/20/2002 | EP1032546A4 Porous ceramic structures and methods of making porous ceramic structures |
| 03/20/2002 | CN1341039A Membrane and its use |
| 03/14/2002 | US20020030009 Membrane and method for making same with consistent wicking properties for lateral flow assays |
| 03/14/2002 | DE19931846C2 Membrane als Verbundmembrane zur Trennung von gelösten und suspendierten Stoffen sowie gelösten Salzen von ihrer Trägerflüssigkeit Membrane as a composite membrane for separating dissolved and suspended matter and dissolved salts from their carrier fluid |
| 03/14/2002 | DE10041992A1 Modul zur Verwendung als Filter, Katalysator oder Erhitzer sowie Verfahren zu seiner Herstellung Module for use as a filter, catalytic converter or the heater as well as methods for its preparation |
| 03/13/2002 | EP0579749B2 Fiber spinning process and product thereof |
| 03/13/2002 | CN1340094A Method and apparatus for processing vegetable oil miscella |
| 03/12/2002 | US6356071 Self-contained position detection apparatus |
| 03/12/2002 | US6355730 High and low molecular weight polyvinylpyrrolidone blended with polyether sulfone polymer;removing uremic toxins from blood by filtration |
| 03/12/2002 | US6355173 Backblowing, solvent-free |
| 03/12/2002 | US6355149 Method for producing a membrane used to operate fuel cells and electrolyzers |
| 03/12/2002 | US6355093 Two component-three dimensional catalysis |
| 03/12/2002 | US6355092 Apparatus and method for performing membrane gas/liquid absorption at elevated pressure |
| 03/12/2002 | US6355082 Metal filter |
| 03/12/2002 | US6355081 Oleophobic filter materials for filter venting applications |
| 03/12/2002 | US6354444 Hollow fiber membrane and braided tubular support therefor |
| 03/12/2002 | US6354443 Surface modified porous membrane and process |
| 03/12/2002 | CA2179160C Production of polymerization grade dicyclopentadiene |
| 03/07/2002 | WO2002018929A2 Chromatography and other adsorptions using modified carbon adsorbents |
| 03/07/2002 | WO2002018928A2 Chromatography and other adsorptions using modified carbon-clad metal oxide particles |
| 03/07/2002 | WO2002018079A1 Module used as a filter, catalyst or heater and a method for producing the same |
| 03/07/2002 | WO2002018058A1 Nozzle device and nozzle for atomisation and/or filtration and methods for using the same |
| 03/07/2002 | WO2002018039A2 Modified polymer having improved properties and process for manufacturing same |
| 03/07/2002 | WO2002018038A1 Method for producing polymer membranes, and polymer membrane |
| 03/07/2002 | WO2002018036A1 Porous or non-porous substrate coated with an immobilized polymeric composition having sulfonyl groups and hydrophilic functional groups and process |
| 03/07/2002 | US20020028863 Polymer blend membranes with improved mechanical properties |
| 03/07/2002 | US20020028345 Process for preparing a composite metal membrane, the composite metal membrane prepared therewith and its use |
| 03/07/2002 | US20020028201 Element A, which is a plastic with a group derived from a carboxy acid (e.g., an acrylate polymer), is hydrogen bonded to an element B (e.g., polyalkylene glycol; coupling physiologically and/or pharmacologically active substances |
| 03/07/2002 | US20020028156 Composite oxygenator membrane |
| 03/07/2002 | US20020027111 Spiral wound membrane element, spiral wound membrane module and treatment system employing the same as well as running method and washing method therefor |
| 03/07/2002 | US20020027102 Filter cartridges with pleated filter media |
| 03/07/2002 | DE19934735C2 Polyamid-Umkehrosmosemembran Polyamide reverse osmosis membrane |
| 03/07/2002 | DE19934734C2 Polyamid-Umkehrosmosemembran Polyamide reverse osmosis membrane |
| 03/07/2002 | CA2421517A1 Chromatography and other adsorptions using modified carbon adsorbents |
| 03/07/2002 | CA2420916A1 Chromatography and other adsorptions using modified carbon-clad metal oxide particles |
| 03/06/2002 | EP1184070A2 Method for the removal of particulate matter from aqueous suspension |
| 03/06/2002 | EP1184065A1 Air filter medium, process for producing filter medium, air filter pack for air filters, and air filter unit for air filters |
| 03/06/2002 | EP1183092A1 Catalytic membrane reactor materials for the separation of oxygen from air |
| 03/06/2002 | EP0876195B1 Method of filtering the organic solutions arising in the production of circuit boards |
| 03/06/2002 | CN1339014A Utilizing purge gas from ammonia synthesis |
| 03/06/2002 | CN1338970A Microporous filter membrane, manufacture thereof and separator therewith |
| 03/06/2002 | CN1080134C Filter medium and air filter unit using same |
| 03/05/2002 | US6352742 Method for producing polymer electrolyte membrane and fuel cell |
| 03/05/2002 | CA2092553C Filter for liquor filtration |
| 03/05/2002 | CA2049654C Membrane, e.g. for use in an ileostomy bag |