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) |
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10/12/2004 | US6802971 Fiber wall has a lower mass density zone at the inner surface and a higher mass density zone at the outer surface; inner lumens provides means for transporting the exudate ex-vivo; asymmetrical |
10/12/2004 | US6802820 Medical equipment for dialysis, congestive heart failure, etc. |
10/07/2004 | WO2004085525A1 Microporous polyethylene film |
10/07/2004 | WO2004085044A1 Method for fabricating composite gas separation modules |
10/07/2004 | WO2004085034A2 Composite gas separations modules having intermediate metal layers |
10/07/2004 | WO2004085028A1 Ceramic filter |
10/07/2004 | US20040198849 Ion exchange membranes, methods and processes for production thereof and uses in specific applications |
10/07/2004 | US20040198121 Asymmetric porous polytetrafluoroethylene membrane for clothing |
10/07/2004 | US20040197593 a substrate pickup formed a semiconductor type material which is complimentary to the semiconductor material type of a well , to define a diode, which is partially turned on, so as to increase the potential of a substrate of the complimentary metal oxide semiconductor, reduce turn-on thrushold voltage |
10/07/2004 | US20040195173 Asymmetric porous polytetrafluoroethylene membrane for a filter |
10/07/2004 | US20040195172 Acrylate crosslinking to impart desirable characteristics; providing mechanical and heat stable coating |
10/07/2004 | US20040195164 Spiral separation membrane element |
10/07/2004 | US20040194627 System and method for thermal management |
10/07/2004 | US20040194626 Surface modification of porous metal substrates |
10/07/2004 | DE10312029A1 Selbstheilende Membran für eine Brennstoffzelle Self-healing membrane for a fuel cell |
10/07/2004 | CA2519774A1 Method for fabricating composite gas separation modules |
10/07/2004 | CA2519769A1 Composite gas separation modules having intermediate porous metal layers |
10/06/2004 | EP1464669A1 Polyolefin microporous membrane and method of evaluating the same |
10/06/2004 | EP1464477A2 Method of preparing a highly porous polyvinylidene difluoride membrane |
10/06/2004 | EP1464382A1 Asymmetric porous polytetrafluoroethylene membrane for clothing |
10/06/2004 | EP1464381A1 Asymmetric porous polytetrafluoroethylene membrane for a filter |
10/06/2004 | EP1464380A1 Spatially-controlled modified porous membrane |
10/06/2004 | EP1464379A1 Spiral wound separation membrane element |
10/06/2004 | EP1464378A1 Spiral separation membrane element |
10/06/2004 | EP1464377A1 Spiral separation membrane element |
10/06/2004 | EP1464376A1 Planar membrane deoxygenator |
10/06/2004 | EP1322408A4 Membranes and method of manufacture thereof |
10/06/2004 | EP1159059B1 Systems and methods for manufacturing reinforced, three-zone microporous membrane |
10/06/2004 | CN1533883A Non symmetrical porous polytetrafluoro membrane for clothing material |
10/06/2004 | CN1533882A Non symmetrical multihole polytetrafluloethylene membrane for filter |
10/06/2004 | CN1533826A Screw part for separating film |
10/06/2004 | CN1533825A Screw part for separating film |
10/06/2004 | CN1169606C Method for producing self-supporting multi-stage pass structure zeolite diaphragm |
09/30/2004 | WO2004082813A2 Self-healing membrane for a fuel cell |
09/30/2004 | WO2004082810A1 Membrane plate module |
09/30/2004 | WO2004064478A3 Flexible, breathable polymer film and method for production therof |
09/30/2004 | WO2003022912A3 Ion conducting membrane having high hardness and dimensional stability |
09/30/2004 | US20040191894 Microfiltration or ultrafiltration hollow fiber membrane comprised of terpolymer derived from tetrafluoroethylene monomer, polyvinylidene fluoride monomer and hexafluoropropylene monomer; synthetic membranes for desalination, gas separation, filtration and dialysis |
09/30/2004 | US20040191522 Modification of drawn film |
09/30/2004 | US20040187690 Gas separator fixing structure and gas separating device using the same |
09/30/2004 | US20040187558 Meniscus membranes for separations |
09/30/2004 | DE10311950A1 Membrane module, useful for fluid separation, vapor permeation or pervaporation, comprises at least three parallel membrane plates each having at least four corners connected in pairs |
09/29/2004 | EP1462154A1 Separation membrane |
09/29/2004 | EP1461142A1 Method of producing a sheet comprising through pores and the application thereof in the production of micronic and submicronic filters |
09/29/2004 | EP1461137A1 Crosslinked and crosslinkable hollow fiber membrane and method of making same |
09/29/2004 | CN1168529C Nanofiltration compound film and its making method |
09/29/2004 | CN1168520C Method for removing inpurity from fluid |
09/28/2004 | US6797212 Microstructure tube; uniform overcoatings; gas permeability |
09/28/2004 | US6797169 Filter membranes for physiologically active substances |
09/23/2004 | WO2004081109A1 Porous membrane of vinylidene fluoride resin and process for producing the same |
09/23/2004 | WO2004080578A1 Purification of fluids with nanomaterials |
09/23/2004 | WO2004080575A1 Use of recombinant albumin in dialysis after liver failure |
09/23/2004 | WO2004005131A3 Gas valve |
09/23/2004 | US20040186262 Ion conductive membrane made from a block copolymer and methods of making a block copolymer |
09/23/2004 | US20040186018 layers of electroconductive metal oxides, having porous layers containing metal catalysts and channeled supports, used for hydrocarbon oxidation |
09/23/2004 | US20040185335 Electrochemical cells with coating on microporous layer substrate for separator electrodes, lamination and removing backing |
09/23/2004 | US20040185242 Spatially-controlled modified porous membrane |
09/23/2004 | US20040183055 Method of preparing a thin ceramic composition with two materials, the composition thus obtained and the constituent electrochemical cell and membrane |
09/23/2004 | US20040182775 Spiral separation membrane element |
09/23/2004 | US20040182774 Spiral separation membrane element |
09/23/2004 | US20040182306 Method of forming a joint |
09/23/2004 | US20040182242 Supporting base for gas separation membrane, producing method thereof and gas separation filter |
09/23/2004 | US20040181979 Pressing iron having an electro-osmotic pump |
09/23/2004 | CA2518948A1 Porous membrane of vinylidene fluoride resin and process for producing the same |
09/23/2004 | CA2514981A1 Use of recombinant albumin in dialysis after liver failure |
09/22/2004 | EP1459800A2 Planar ceramic membrane assembly and oxidation reactor system |
09/22/2004 | EP1458797A1 Discrete hydrophilic-hydrophobic porous materials and methods for making the same |
09/22/2004 | EP1064986B1 Composite semipermeable membrane, process for producing the same, and method of purifying water with the same |
09/22/2004 | CN1530165A Orifice model flat microporous membrane |
09/22/2004 | CN1167494C Preparation of affinity polysulfone-chitosan compound asymmetrical ultrafiltration film |
09/21/2004 | US6794599 Device and method for manufacture of carbonaceous material |
09/21/2004 | US6793821 Super water-repellent organic/inorganic composite membrane |
09/21/2004 | US6793820 Extruding spinning solution while injecting coagulating fluid and drawing into quenching bath; stretching while rinsing; hot water soaking and crosslinking |
09/21/2004 | US6793711 Mixed conducting membrane for carbon dioxide separation and partial oxidation reactions |
09/21/2004 | CA2047989C Multilayer reverse osmosis membrane of polyamide-urea |
09/16/2004 | WO2004079041A1 Method for coating a substrate |
09/16/2004 | WO2004078328A1 Process for preparing semipermeable membranes |
09/16/2004 | WO2004078327A1 Method of producing membranes for filtration modules which are intended, for example, for water treatment |
09/16/2004 | US20040178145 provides an optimized pulsed fluid flow to a filtration element; comprises a differential pressure activated valve, which seals the discharge port of the retentate head when the feed pressure exceeds the retentate pressure |
09/16/2004 | US20040178140 Filtering device |
09/16/2004 | US20040177753 Polyimide membranes |
09/16/2004 | CA2514468A1 Method of producing membranes for filtration modules which are intended, for example, for water treatment |
09/15/2004 | EP1457253A1 Polyimide membranes |
09/15/2004 | EP1457252A1 Plastron-like membrane material with microstructure |
09/15/2004 | EP1457251A1 Separating device, analysis system, separation method and method for manufacture of separating device |
09/15/2004 | EP1457250A1 Gas separator fixing structure and gas separating device using the same |
09/15/2004 | CN1528498A Use method of bioester/cellulose acetate composite membrane |
09/15/2004 | CN1528497A Composite microfilter or super filter membrane using metal-fiber felt as carrier and preparing method thereof |
09/15/2004 | CN1166566C Method for purifying suspended water by membrane filtration |
09/14/2004 | USRE38583 Dissolving cellulose in an aqueous tertiary amine oxide, extruding through nozzle having an oblong extrusion gap, and stretching |
09/14/2004 | US6790414 Air enhancement system |
09/14/2004 | US6790263 Polymide gas separation membranes |
09/10/2004 | WO2004067640A3 Conductive organic-inorganic hybrid material comprising a mesoporous phase, membrane, electrode and fuel cell |
09/09/2004 | US20040175625 Membranes made directly from polymer dispersion; chemical resistance, mechanical strength, low liquid crossover; simple, low cost; including such as methyl methacrylate-sulfopropyl methacrylate copolymer; methanol fuel cells |
09/09/2004 | US20040173933 Double-layer hollow membrane for bio-reactor applications |
09/09/2004 | US20040173530 new type of hemofiltration referred to as very large pore hemofiltration; sustained removal of albumin and similar large receptor molecules and carrier molecules for the purpose of removing both bound and unbound pathologic molecules or toxins |
09/09/2004 | US20040173528 Pumps for filtration systems |
09/09/2004 | US20040173506 Nanoengineered membranes for controlled transport |
09/09/2004 | US20040173094 carrying out hydrothermal synthesis using raw material solution having containing ratio of 1-adamantanamine to silica of 0.03-0.4, a containing ratio of water to silica of 20-500 and a containing ratio of ethylenediamine to1-adamantanamine of 5-32 |
09/09/2004 | DE19857590B4 Keramische Flachmembran und Verfahren zu ihrer Herstellung Flat ceramic membrane and processes for their preparation |