Patents
Sitemap › B01 - Physical or chemical processes or apparatus in general › B01D - Separation › B01D 69 - Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
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)
11/2008
11/12/2008EP1200178B1 Composite membrane with polyalkylene oxide modified polyamide surface
11/12/2008CN101304812A Method of forming ion transport membrane structure
11/12/2008CN101301588A Preparation of hollow fiber ventilated membrane for oil-gas automatic separation
11/12/2008CN101301587A Hollow fiber film yarn of three capillary structure
11/12/2008CN101301586A Ceramic membrane with improved adhesion to plasma-treated polymeric support material and the manufacture and usage thereof
11/12/2008CN101301583A 仿生膜 Biomimetic membrane
11/12/2008CN100432121C Asymmetric polymer film, method for the production and the utilization thereof
11/12/2008CN100431677C Process for producing Al2O3-SiO2-ZrO2 compound ceramic separation film using microwave heating process
11/12/2008CN100431676C Processing technology of polyacrylic acid and cellulose acetate composite membrane
11/11/2008US7449052 Composite structures of membranes that are selectively permeable to hydrogen and combustible gas processors using same
11/06/2008WO2008133430A1 Submerged type hollow fiber membrane module
11/06/2008WO2008133224A1 Hollow fiber membrane-type artificial lung
11/06/2008WO2008132357A1 Support for tangential flow filtration and preparation method for same
11/06/2008US20080275146 sulfonated polyimides formed into membranes that may be used in proton exchange membrane fuel cells or as ion exchange membranes, having heat resistance, enhanced electroconductivity and reduced water uptake
11/06/2008DE102006051525B4 Hochpermeable Kompositmembran und Verfahren zum Herstellen einer hochpermeablen Kompositmembran Highly permeable composite membrane and method for producing a highly permeable composite membrane
11/06/2008DE102006044635B4 Gastrenn-Membran Gas separation membrane
11/06/2008CA2668930A1 A gas separation membrane system and method of making thereof using nanoscale metal material
11/05/2008EP1987874A1 Process for producing zeolite separation membrane
11/05/2008CN201143421Y Device for producing reinforced micropore filtering membrane
11/05/2008CN101298026A Preparation of antibacterial nano filter membrane
11/04/2008CA2502577C Hydrophilic microporous membrane
10/2008
10/30/2008WO2008128749A1 Hollow fiber capillary membrane and method for the production thereof
10/30/2008US20080264852 Filtration Cassettes
10/30/2008DE112006003456T5 Copolymer, Polymerelektrolyt und seine Verwendung Copolymer, polymer electrolyte and its use
10/29/2008EP1985598A1 Process for producing ceramic porous membrane
10/29/2008CN201140042Y Gravity force type drip water purifying filtering slice
10/29/2008CN201140041Y Spinneret plate for producing enhancement type hollow fiber film
10/29/2008CN101296743A Membranes for nanometer-scale mass fast transport
10/29/2008CN101293185A Method for producing polyvinylidene fluoride porous membrane
10/29/2008CN101293184A Process for manufacturing large-flux anti-pollution PVDF hollow fiber external pressure film
10/29/2008CN101293180A Composite membrane for separation of carbon dioxide
10/29/2008CN100429150C Method and apparatus for manufacturing zeolite membrane, and zeolite tubular separation membrane provided by the method
10/29/2008CN100428983C Method and apparatus for manufacturing tubular filter film tube
10/28/2008US7442367 Producing reduced pressure loss and maintenance, bendable membranes without cracking; heating tetrapropylammonium hydroxide, tetrapropylammonium bromide and silica sol solution without crystallization and/or precipitation; subjecting dried gel to steam crystallization treatment
10/28/2008US7442303 Microporous filter membrane, method of making microporous filter membrane and separator employing microporous filter membranes
10/28/2008US7442302 For use in therapy of chronic renal failure; hydrophobic polymer hollow fiber membranes each of which contains a hydrophilic polymer, characterized in that the amount of the hydrophilic polymer eluted from the hollow fiber membrane is 10 ppm or less
10/28/2008US7441667 casting substrate is provided for use in a composite membrane for use as a fluid filtration medium. The composite membrane has good adhesion between the casting substrate and the microporous membrane while maintaining high permeability. The casting substrate comprises a single spunbond layer
10/28/2008US7441666 Process for producing an asymmetric porous film
10/23/2008WO2008126777A1 Method of membrane separation and membrane separation apparatus
10/23/2008US20080257818 Semipermeable Composite Membrane and Process for Producing the Same
10/23/2008US20080257817 Filter Medium
10/23/2008CA2669868A1 A gas separation membrane comprising a substrate with a layer of coated inorganic oxide particles and an overlayer of a gas-selective material, and its manufacture and use
10/22/2008EP1519871B8 Gas valve
10/22/2008EP1202793B1 System and method for back-flushing a spiral wound membrane element
10/22/2008CN201135859Y Enhancement type proton exchanging membrane combination device
10/22/2008CN201135858Y Microporous film combination filter sheet with protecting net
10/22/2008CN101291976A Membranes and methods useful for caustic applications
10/22/2008CN101288829A 1,1-difluoroethene resin porous hollow filament and production method thereof
10/22/2008CN100427191C Production of hollow fibrous air single external skin separating film with polyether sulphone
10/22/2008CN100427189C Method for producing selective diffusion barrier with excellent pollution resistibility
10/22/2008CN100427187C Application of tubular metal powder sintering membrane
10/22/2008CN100427186C Gas separating equipment and producing method thereof
10/21/2008US7438953 Preparation of the layer-by-layer assembled materials from dispersions of highly anisotropic colloids
10/21/2008US7438887 A single crystal ultra-long nanowire includes an ordered porous manganese oxide-based octahedral molecular sieve in the form of a layer; microporous network; axially aligned layers; superior thermal and chemical properties to organic polymers; decreased brittleness; increased mechanical properties
10/16/2008WO2008123099A1 Method of separating target substance according to membrane separation and apparatus therefor
10/16/2008WO2008122083A1 Membrane module protection
10/16/2008US20080251447 Process for producing a dried composite semipermeable membrane
10/16/2008US20080251445 Method For the Production of Tubular Membranes
10/16/2008DE102006036863B4 Mechanisch stabile poröse Membran, Verfahren zu ihrer Herstellung und ihre Verwendung Mechanically stable porous membrane, process for their preparation and their use
10/16/2008CA2681920A1 Membrane module protection
10/15/2008EP1980314A1 Process for production of zeolite separation membrane
10/15/2008EP1341655B1 Method of making a product with a micro or nano sized structure
10/15/2008CN101284216A Hollow fiber anion-exchange membrane and preparation method thereof
10/15/2008CN101284215A Preparation method of perovskite hollow fiber membrane
10/15/2008CN101284214A Preparation method of uni-endodermis hollow fiber infiltrating and vaporizing membrane
10/15/2008CN100425332C Preparation method of membrane-covered filter material for high-temperature flue gas/dust integrated treatment
10/14/2008US7435497 Metal coated polymer electrolyte membrane having a reinforcement structure
10/14/2008US7435348 Permeability and anti-pollution properties; mechanical properties, high water flux, good quality and low cost
10/14/2008CA2507057C Composite filter medium and fluid filters containing same
10/09/2008WO2008120658A1 Process for producing composite semipermeable membrane
10/09/2008WO2008120641A1 Dry composite semipermeable membrane
10/09/2008WO2008119489A1 Method for separating product mixtures of transesterification reactions
10/09/2008US20080248182 if the carrier openings have a rounded cross-section an improved mechanical strength is obtained; increased further by embodying the carrier openings with a very low surface roughness of smaller than 3 micrometres
10/09/2008US20080245735 Ceramic Flexible Membrane Providing Improved Adhesion to the Support Fleece
10/09/2008US20080245712 Condensate filtering device
10/09/2008DE102007019051B3 Hohlfaserkapillarmembran und Verfahren zu deren Herstellung Hollow fiber capillary membrane and processes for their preparation
10/09/2008DE102007016632A1 Porous membrane producing method for e.g. ultra filtration process, involves applying liquid on surface of liquid film on substrate, and solidifying non volatile component to fixed diaphragm
10/08/2008EP1976610A2 Thimerosal removal device
10/08/2008EP1537906B1 Process for production of poly(m-phenyleneisophthal- amide) porous hollow fiber membrane
10/08/2008CN101282886A Tubular membrane vent
10/08/2008CN101282780A Porous multilayered hollow-fiber membrane and process for producing the same
10/08/2008CN101279205A Ceramic hollow fiber oxygen permeable membrane with catalyst supported on surface and manufacture method thereof
10/08/2008CN101279204A Preparation of high intensity nano fibre functional film
10/08/2008CN100423822C Large aperture polyethersulfone film, preparation method and usage thereof
10/08/2008CN100423820C Hollow inorganic oxide fibre, its synthesis and use
10/08/2008CN100423819C Hollow carbon fibre, its synthesis and use
10/07/2008US7431838 Producing porous metallic membranes via improved two-step replication process where negative of porous non-metallic template is made by infiltrating liquid precursor into template, curing precursor to form solid negative, and removing template to expose negative and depositing metal
10/07/2008US7431837 Mixing vessel and method of use
10/07/2008CA2518840C Operation of mixed conducting metal oxide membrane systems under transient conditions
10/02/2008WO2008118580A1 Process for forming microporous membranes
10/02/2008WO2008117740A1 Vinylidene fluoride resin hollow-fiber porous membrane and process for production of the same
10/02/2008WO2008116872A1 Membrane device and method for the production of a membrane device
10/02/2008WO2007019350A3 Microporous membrane for flash distillation
10/02/2008US20080241451 Reinforced Capollary Membranes and Process For Manufacturing Thereof
10/02/2008US20080237126 Micro-and nanocomposite support structures for reverse osmosis thin film membranes
10/02/2008DE102008005504A1 Beschichtetes asymmetrisches Membransystem mit oleophoben und hydrophilen Eigenschaften Coated asymmetric membrane system with oleophobic and hydrophilic properties
10/02/2008DE102006045282B4 Isoporöse Membran und Verfahren zu ihrer Herstellung Isopore membrane and processes for their preparation
10/01/2008CN101277754A Carbon membranes
10/01/2008CN101277753A Process for producing zeolite separation membrane
10/01/2008CN101277752A Composite membrane material for hydrogen separation and element for hydrogen separation employing the same
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