Patents
Sitemap › B01 - Physical or chemical processes or apparatus in general › B01D - Separation › B01D 71 - Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
Patents for B01D 71 - Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor (23,060)
12/2003
12/04/2003CA2485608A1 Membrane systems containing an oxygen transport membrane and catalyst
12/03/2003EP1366805A1 Methods for the preparation of polyesters, poly(ester amide)s and poly(ester imide)s and uses of the materials obtained therefrom
12/03/2003EP1366198A1 Separation process
12/03/2003EP1365990A2 Apparatus and process for the production of hydrogen
12/03/2003EP1365909A1 Cold isopressing method
12/03/2003CN2589056Y Porous nano ceramics compound foil water treatment facility
12/03/2003CN1459327A Method for prepn. of dry type polyacrylonitrile ultrafiltration film
12/03/2003CN1459326A Method for prepn. of high flux polyvinyl alcohol permeation vaporization film
12/03/2003CN1459325A High temp. resistance microporous film, and its prepn. method
12/02/2003US6656252 Polymer separation membrane
11/2003
11/30/2003CA2430681A1 Process for the manufacture of membrane-electrode-assemblies using catalyst-coated membranes
11/27/2003WO2003096826A1 Method for extracting at least one compound contained in a fluid by diffusion through a porous membrane
11/27/2003WO2003076062A3 Steam-reforming catalytic structures
11/27/2003WO2003074161A3 Oxygen membrane for use at high temperatures
11/27/2003WO2003037475A3 Centrifugal filtration device
11/27/2003US20030218991 Membrane systems containing an oxygen transport membrane and catalyst
11/27/2003US20030217966 Techniques to improve polyurethane membranes for implantable glucose sensors
11/27/2003US20030217965 Process of forming multilayered structures
11/26/2003EP1365239A1 Blood testing unit
11/26/2003EP0699103B1 Surface modified biocompatible membranes
11/26/2003CN1458860A Composite semipermeable membrane, method for preparing same and method for water treatment using same
11/26/2003CN1458859A Method for producing hollow yarn film
11/26/2003CN1458858A Porous membrane
11/26/2003CN1128835C Polyolefin microporous film and method for preparing same
11/26/2003CN1128582C Process for preparation of colostrum
11/25/2003US6652761 Passing wash-water through an microfiltration unit equipped with a microfiltration membrane made of polytetrafluorethylene-based material, wherein a permeate is obtained, and wash-water free of carbon particles
11/20/2003WO2003096465A1 Polymer electrolyte membrane, method for the production thereof, and application thereof in fuel cells
11/20/2003WO2003096464A2 Grafted polymer electrolyte membrane, method for the production thereof, and application thereof in fuel cells
11/20/2003WO2003095509A1 Sulfonated copolymer
11/20/2003WO2003095387A1 Methods for making and using point lump-free compositions and products coated with point lump-free compositions
11/20/2003WO2003095079A2 Filter membrane
11/20/2003WO2003068373A3 Micro-fluidic anti-microbial filter
11/20/2003WO2002062449A3 Oleophobic membrane materials by oligomer polymerization for filter venting applications
11/20/2003US20030215626 Nanoporous coatings
11/20/2003US20030213750 Comprises fibrillated cellulose fibers
11/20/2003US20030213365 Composite membrane and production method therefor
11/20/2003CA2485727A1 Sulfonated copolymer
11/20/2003CA2485564A1 Polymer electrolyte membrane, method for the production thereof, and application thereof in fuel cells
11/20/2003CA2485507A1 Grafted polymer electrolyte membrane, method for the production thereof, and application thereof in fuel cells
11/19/2003EP1362833A2 Water purification apparatus
11/19/2003EP1362631A1 Separating apparatus
11/19/2003EP1362630A1 Composite membrane and method for its production
11/19/2003EP1361916A2 Composite structures of membranes that are selectively permeable to hydrogen and combustible gas processors using same
11/19/2003EP1242638B1 A process for the recovery of copper from aqueous solutions containing iodinated organic compounds
11/19/2003EP0889923B1 High water content porous polymer
11/19/2003CN1457268A Separating film, separating film element, separating film module sewage and waste water treatment device, and separating film manufacturing method
11/19/2003CN1128005C Mixed conductive oxygen penetratnig film high oxygen hole density
11/19/2003CN1128004C Synthesized molecular sieves by microwave heating
11/18/2003US6649703 Crosslinking sulfonyl groups of sulfonated polymers at least some crosslinking bonds bear an ionic charge, by allowing reaction between two sulfonyl groups from adjacent polymer chains to form crosslinks; dimensional stability
11/18/2003US6649559 For separation of hydrogen from reformate gas for supplying fuel cells with fuel gas
11/18/2003US6649255 Article and method for producing extremely small pore inorganic membranes
11/18/2003US6649064 Contacting the soultion with a membrane having a hydrophilic surface containing polar groups, and facilitates filtration of particulates of the solution, a ligand is covalently linked with polar groups, ligand have affinity for metal ions
11/18/2003US6649061 Hydrocarbon mixture is split by membranes forming sulfur-rich and sulfur-lean fractions
11/18/2003US6649058 Hollow membranes with capillary tubes, fluid treatment modules that use them and methods of manufacturing them
11/18/2003US6648945 Hollow yarn membrane module, potting agent therefor and method for deaeration of liquid chemicals
11/18/2003US6648147 Phase-separation member
11/13/2003WO2003092873A1 Blended polymer membrane media for treating aqueous fluids
11/13/2003WO2003060011A3 Modified covalently cross-linked polymers
11/13/2003WO2003039728A3 Mixed matrix membrane for separation of gases
11/13/2003WO2003030289A3 Polymer membrane for fuel cells and method for the production thereof
11/13/2003WO2003015902A3 High strength asymmetric cellulosic membrane
11/13/2003US20030212157 Porous fibers from natural/synthetic polymer blends
11/13/2003US20030211236 Methods for making and using point lump-free composions and products coated with point lump-free compositions
11/13/2003US20030209493 Using vinylidene fluoride polymer; forming lecithin powders
11/13/2003US20030209487 Polyethersulfone copolymer
11/13/2003US20030209486 Method of manufacturing membranes and the resulting membranes
11/13/2003US20030209485 Process of forming multilayered structures
11/13/2003US20030209419 Water still and method of operation thereof
11/13/2003CA2483661A1 Blended polymer membrane media for treating aqueous fluids
11/12/2003EP1360985A1 Device and method for separating and collecting halide gas
11/12/2003EP1359996A2 Filter body
11/12/2003EP1359995A1 Asymmetric hollow fiber membranes
11/12/2003EP1359994A1 Cross flow filtration materials and cartridges
11/12/2003EP1261412B1 Method for reclamation and/or separation of sulphur oxyfluorides from gas mixtures
11/12/2003EP1089800B1 Filtration and extraction device and method of using the same
11/12/2003EP0762928B1 Azlactone-functional membranes and methods of preparing and using same
11/12/2003CN1127370C Microfiltration membrane having high pore density and mixed isotropic and antisotropic structure
11/11/2003US6646177 Method for separation of p-xylene
11/11/2003US6645276 Solid state polymer electrolyte facilitated transport membranes containing surfactants
11/11/2003CA2153319C Thermally induced phase separated azlactone membrane
11/11/2003CA2132344C Super porous polysaccharide gels
11/06/2003WO2003091804A1 Method for producing microhole structures
11/06/2003WO2003078506A3 Photo-processing and cleaning of pes and psf membranes
11/06/2003WO2003004690A3 Method for isolation of independent, parallel chemical micro-reactions using a porous filter
11/06/2003US20030207099 A membrane having a stable low-contact angle that is used as a template in forming biological microarrays is provided. The membrane is formed of a polymeric material that has been surface modified by a first plasma treatment and subsequently
11/06/2003US20030205552 Method of forming a membrane with nanometer scale pores and application to biofiltration
11/06/2003US20030205531 Microporous filter media, filtration systems containing same, and methods of making and using
11/06/2003US20030205530 A synergistic interaction between a cationic material and a biologically active metal, that when combined, provide broad-spectrum reduction of microbiological contaminants on contact, specifically an electrokinetic interception
11/06/2003US20030205529 A synergistic interaction between a cationic material and a biologically active metal, that when combined, provide broad-spectrum reduction of microbiological contaminants on contact, specifically an electrokinetic interception
11/06/2003US20030205139 Hydrogen purification devices, components and fuel processing systems containing the same
11/05/2003EP1358300A1 Ionic membranes for organic sulfur separation from liquid hydrocarbon solutions
11/05/2003EP1358003A1 Oxide ion conductive ceramic membrane stacked microstructures for high-pressure oxygen production
11/05/2003EP1358002A1 Oxide ion conductive ceramic membrane stacked microstructures; use for separating oxygen from air
11/05/2003EP1357989A1 Process for degassing an aqueous plating solution
11/05/2003EP1357987A1 Membrane process for separating sulfur compounds from fcc light naphtha
11/05/2003EP1140694B1 Reclaiming of purge gas from hydrotreaters and hydrocrackers
11/05/2003EP0729381B1 A method for separation and synthetic polymers that can be used as separation media in the method
11/05/2003CN1454112A Apparatus for puriyfing water
11/05/2003CN1453063A Application of zeolite molecular sieve film in the separation of ethylidene dichloride-nitrogen mixture
11/05/2003CN1126658C Zeolite membrane and producing method thereof
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