Patents
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)
09/2004
09/09/2004DE19836418B4 Membran zur Trennung von Stoffgemischen und Verfahren zu ihrer Herstellung Membrane for the separation of mixtures and process for their preparation
09/09/2004DE10309009A1 Zeolite coating of polymer-derived ceramics where e.g. aluminum is added to the coating solution and/or ceramic which acts as a carrier and also provides network-formers
09/09/2004DE10305866A1 Anorganische Schicht Inorganic layer
09/09/2004DE10305864A1 Mehrlagiger Keramikverbund Multilayer ceramic composite
09/08/2004EP1455407A2 Non-perfluoropolymer resins containing ionic or ionizable groups and products containing the same
09/08/2004EP1453871A1 A fluorinated ionomeric crosslinked copolymer
09/08/2004EP1453595A1 Plasma treatment of porous materials
09/08/2004EP1453594A1 Methods of making stretched filtering membranes and membrane modules
09/08/2004EP1453593A1 Filter element and filter apparatus for cross-flow filtration processes
09/08/2004EP1453591A1 Mesoporous membrane collector and separator for airborne pathogen detection
09/08/2004EP1140705B1 Method and apparatus for microfiltration
09/08/2004CN1527859A Modification of drawn film
09/08/2004CN1527739A Polysulfonamide matrices
09/08/2004CN1526758A Non-perfluor polymer resin containing ion or ionizing group
09/07/2004US6787216 Method for manufacturing multiple channel membranes, multiple channel membranes and the use thereof in separation methods
09/07/2004US6787117 Porous hollow fiber membrane having chelate formability and method for recovery of germanium oxide using the porous hollow fiber membrane
09/07/2004US6787040 Method and system for colloid exchange therapy
09/02/2004WO2004074179A1 Tetravalent metal acid triphosphates
09/02/2004WO2004073843A1 Composite materials comprising supported porous gels
09/02/2004WO2004060657A3 Acoustic web
09/02/2004US20040168984 Water purification method
09/02/2004US20040168417 Filtering material for filter, filter pack and air filter unit using the same, and method for preparing filtering material
09/02/2004CA2514471A1 Composite materials comprising supported porous gels
09/01/2004CN1525878A Acid stable membranes for nanofiltration
09/01/2004CN1524706A Ink reservoirs
08/2004
08/31/2004US6783711 Process for preparing a sulfonamide polymer matrix
08/31/2004CA2111852C Applying a fluoropolymer film to a body
08/26/2004WO2004071960A2 Composite materials for fluid treatment
08/26/2004WO2004071884A2 Flexible disposable vessel
08/26/2004WO2004071631A2 Multi-layer ceramic composite
08/26/2004WO2004071630A1 Inorganic layer
08/26/2004US20040167237 Asymmetric porous films and process for producing the same
08/26/2004US20040167011 zeolite separation membrane formed on porous zeolite substrate; small pressure loss; hardly generates defects such as cracks in the separation membrane even at high temperatures
08/26/2004US20040165040 Ink Reservoirs
08/26/2004CA2554952A1 Composite materials for fluid treatment
08/26/2004CA2514196A1 Flexible disposable vessel
08/25/2004EP1449666A1 Ink reservoirs
08/25/2004CN1163167C Membranes of polyurethane based on materials including polyester polyols
08/24/2004US6780466 Cross-flow filter membrane and method of manufacturing it
08/24/2004US6780327 Positively charged microporous membrane comprising porous substrate and crosslinked coating including polymer backbone and pendant positively charged groups, each directly linked to backbone through polar spacer group by single bond
08/24/2004US6780323 Polymer based permeable membrane for removal of ions
08/24/2004CA2388246C Heat resistant microporous membrane
08/24/2004CA2099727C Interfacial polymerization in a porous substrate and substrates functionalized with photochemical groups
08/19/2004WO2004069739A1 Method and device for separating co2 contained in an h2-based gaseous mixture
08/19/2004WO2004069392A1 Method of recycling reverse osmosis membranes
08/19/2004WO2004069375A1 Process for the manufacturing of filter elements as well as filter elements obtained in a such process
08/19/2004WO2002062449A8 Oleophobic membrane materials by oligomer polymerization for filter venting applications
08/19/2004US20040161935 Method of fabricating a semiconductor device
08/19/2004US20040161736 Using plasmapheresis filters to remove blood protein antibodies from blood; prevention of transplant rejection
08/19/2004US20040161598 Polymetaphenylene isophthalamide-based polymer porous film, process for its production and battery separator
08/19/2004US20040159616 Fluid flow through septum divider; mixing, heating, cooling, filtration
08/19/2004CA2512620A1 Process for the manufacturing of filter elements as well as filter elements obtained in a such process
08/18/2004EP1289637A4 Polysulfonamide matrices
08/18/2004EP0989898B1 Antimicrobial filter cartridge
08/18/2004EP0884960B1 Inflated closed containers made of polyesterurethane based membranes and their manufacturing method
08/18/2004CN1520923A Manufacturing method for pipe ultrafilter membrane unit
08/18/2004CN1520888A Blood purifying apparatus
08/17/2004US6776940 Process for making a three-zone microporous membrane
08/12/2004WO2004067640A2 Conductive organic-inorganic hybrid material comprising a mesoporous phase, membrane, electrode and fuel cell
08/12/2004WO2004067611A1 Organic-inorganic hybrid material containing a mineral mesoporous phase and an organic phase, a membrane and fuel cell
08/12/2004WO2004067154A1 Multilayer ceramic composite
08/12/2004WO2004041714A3 Hydrogen generator
08/12/2004US20040154986 poly(tetrafluoroethylene-co-perfluoro(alkylvinylether)) or poly(tetrafluoroethylene-co-hexafluoropropylene); capable of operating in severe chemical environments with no apparent extractable matter being released; low surface tension
08/12/2004US20040154980 Coating a solution of a polymer, a silver salt and a phthalate onto a support and drying in a condition free from light and oxygen.
08/12/2004US20040154979 Composite semipermeable membrane
08/12/2004US20040154978 Pre-metered, unsupported multilayer microporous membrane
08/12/2004US20040154972 Micro-fluidic anti-microbial filter
08/12/2004DE10303897A1 Mehrlagiger Keramikverbund Multilayer ceramic composite
08/12/2004CA2513700A1 Organic-inorganic hybrid material comprising a mineral mesoporous phase and an organic phase, a membrane and fuel cell
08/11/2004EP1445012A1 Filter device
08/11/2004EP1444996A1 METHOD OF SELECTIVELY ELIMINATING VIRUS AND LEUKOCYTES, ELIMINATING MATERIAL AND ELIMINATING APPARATUS
08/11/2004EP1444748A1 Solid polymer membrane for fuel cell with polyamine imbibed therein for reducing methanol permeability
08/11/2004EP1444292A1 Solid polymer membrane for fuel cell prepared by in situ polymerization
08/11/2004EP1444174A1 Method for generation of a coating on a hollow fibre
08/11/2004EP1359996B1 Filter body
08/10/2004US6774102 Extracorporeal endotoxin removal method
08/10/2004US6773590 Filtering membranes on the basis of welded polymer structures and method for manufacture thereof
08/05/2004WO2004064986A1 An improved process for the preparation of porous membrane
08/05/2004WO2004064973A2 Use of passageways through porous membranes
08/05/2004WO2004064478A2 Flexible, breathable polymer film and method for production therof
08/05/2004WO2004007781A3 Method for the generation of pores or channels in a metallic body
08/05/2004US20040149688 Method for producing a biomimetic membrane, biomimetic membrane and its applications
08/05/2004US20040149634 Composite materials for fluid treatment
08/05/2004US20040149572 Easy release without damaging substrate; solvent-free
08/05/2004US20040149127 Gas separation membranes
08/05/2004DE202004006867U1 Kohlenstoffbasierte Formkörper geeignet zur Verwendung als Zellkulturträger- und Aufzuchtsysteme Carbon-based molding suited for use as Zellkulturträger- and rearing systems
08/05/2004DE10304365A1 Filter system for removing leukocytes from blood, plasma, blood components or protein solutions comprises fleece and one or more membranes of specified thickness and pore size
08/04/2004EP1442784A1 Inorganic porous membrane containing carbon, method of manufacturing and use thereof
08/04/2004EP1442783A2 Method for producing gas separation membranes
08/04/2004EP1442100A1 Oil dehydrator
08/04/2004EP1441846A2 Mixed matrix membrane for separation of gases
08/04/2004EP1214141B1 Three dimensional patterned porous structures and process for forming the same
08/04/2004EP1067998A4 Apparatus and method for separating oxides of heavy isotopes of hydrogen from water
08/03/2004US6770202 Porous membrane
07/2004
07/30/2004CA2437422A1 Oxygen and nitrogen enriched atmospheres in aircraft
07/29/2004WO2004041397A3 Preparation of asymmetric membranes using hot-filament chemical vapor deposition
07/29/2004US20040146765 Oxide ion conductive ceramic membrane stacked microstructures; use for separating oxygen from air
07/29/2004US20040146705 Fluid control device and method of manufacturing the same
07/29/2004US20040145073 terpolymer of tetrafluoroethylene, vinylidene fluoride, and hexafluoropropylene, produced using casting solution phase inversion.
07/29/2004DE10301984A1 Flexible, breathable porous polymer film, used in keep-fresh packaging, has funnel-shaped pores with inorganic nanoparticulate coating topped by cover film of photocatalytically-active metal oxide nanoparticles