| Patents for B01D 63 - Apparatus in general for separation processes using semi-permeable membranes (15,233) |
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| 04/14/1992 | US5104535 Shell with removable fluid couplings; laminated split-clip headers; fluid-tight conduit; transverse feedstream flow; dialysis, ultrafiltration, reverse osmosis |
| 04/14/1992 | US5104532 Multitude of membrane layers; alternate feed-retentate and permeate spacers; dialysis, ultrafiltration, reverse osmosis |
| 04/08/1992 | EP0479492A1 Membrane separation system and methods of operating and cleaning such a system |
| 04/08/1992 | EP0479187A1 Filter for liquor filtration |
| 04/08/1992 | EP0478842A1 Filter for the filtration of human cerebrospinal fluid |
| 04/08/1992 | EP0478623A1 Filter plate, filter plate element, and filter comprising same. |
| 04/07/1992 | US5102545 Pleated, sealed with end caps |
| 04/07/1992 | US5102542 Construction of canister-type filters |
| 04/07/1992 | US5102533 Material exchangers |
| 04/07/1992 | US5102432 Third stage permeate recycled to second stage; membrane surface area distributed between stages; high purity product |
| 04/05/1992 | CA2049375A1 Flow control for ultrafiltration systems |
| 04/01/1992 | EP0478111A1 Method and article for restraining extrusion of feed spacers and circumferential expansion in spiral filtration modules |
| 04/01/1992 | EP0477966A1 Hollow fiber mass transfer apparatus |
| 03/31/1992 | US5100564 Blood bags, connectors, filters, container for centrifuging, polybutylene terephthalate grafted with hydroxy or acid containing acrylic monomer |
| 03/31/1992 | US5100556 Transverse sheet membrane separation module, components thereof and related methods |
| 03/31/1992 | US5100549 Tubular membrane module |
| 03/31/1992 | CA1298069C Separating device comprised of modular components assembled in ceramic base plates |
| 03/25/1992 | EP0194271B1 Closed hemapheresis system |
| 03/25/1992 | CN1059672A Oxygen-separating porous membranes |
| 03/19/1992 | WO1992004108A1 Spiral wound filter apparatus and method |
| 03/17/1992 | US5096591 Spirally, wound filter cartridge, apparatus system and method of manufacture and use |
| 03/17/1992 | US5096584 Spiral-wound membrane separation device with feed and permeate/sweep fluid flow control |
| 03/17/1992 | US5096583 Membrane filters for the ultra or micro filtration of liquids, especially water |
| 03/17/1992 | US5096582 Tangential flow filtration apparatus |
| 03/13/1992 | WO1992004107A1 Membrane module |
| 03/13/1992 | CA2090855A1 Membrane module |
| 03/10/1992 | US5094750 Hollow fibre filter cartridge and header |
| 03/10/1992 | US5094749 Knurled sheetlike permeable membrane, for production thereof, and body fluid filtering apparatus |
| 03/05/1992 | WO1992003216A1 Device for membrane separation |
| 03/05/1992 | WO1992003202A2 Medical drug formulation and delivery system |
| 03/05/1992 | CA2092201A1 Medical drug formulation and delivery system |
| 03/04/1992 | EP0472799A1 Apparatus for producing a hypoxic gaseous mixture |
| 03/04/1992 | CN1059106A Hollow fiber membrane fluid separation device adapted for boreside feed which contains multiple concentric stages |
| 03/03/1992 | US5092999 Filtering means |
| 03/03/1992 | US5092997 Apparatus for concentration of macromolecular solutions |
| 03/03/1992 | US5092994 Membrane filter system |
| 03/03/1992 | US5092990 Filter device |
| 03/01/1992 | CA2024413A1 Process for obtaining an hypoxic gas mixture and apparatus for implementation of this process |
| 02/26/1992 | EP0472264A2 Spiral filtration module with improved cleanability and operating efficiency |
| 02/26/1992 | EP0471921A1 Hollow fiber membrane fluid separation device adapted for boreside feed which contains multiple concentric stages |
| 02/25/1992 | US5091085 Portable |
| 02/25/1992 | CA2040732A1 Hollow fiber membrane fluid separation device adapted for boreside feed which contains multiple concentric stages |
| 02/25/1992 | CA1296264C Fluid separation module |
| 02/21/1992 | CA2042699A1 Spiral filtration module with improved cleanability and operating efficiency |
| 02/20/1992 | DE4025645A1 Membrane module for passing gases in and out of liquids - has tubular membrane wound in spiral arrangement around open vertical frame members, reducing build=up of deposits on membrane |
| 02/19/1992 | EP0471355A2 Ceramic hollow bodies and process of manufacturing the same |
| 02/18/1992 | US5089187 Process for producing a semi-permeable membrane by extrusion |
| 02/18/1992 | CA1295795C Asymetrically-wettable, porous membrane and membrane process |
| 02/16/1992 | CA2049200A1 Oxygen-separating porous membranes |
| 02/04/1992 | US5085656 Implantable device for the dosed administration of medicaments to the human body |
| 01/29/1992 | EP0468904A1 Method for making impervious pieces of carbon composite material |
| 01/29/1992 | EP0282539B1 Hollow fibre filter cartridge and header |
| 01/29/1992 | EP0229132B1 Flooded biological film reactor for water treatment, with gas charging via a membrane |
| 01/28/1992 | US5084244 Artificial lung assembly |
| 01/28/1992 | US5084220 Membrane filtration apparatus and method of making a membrane filtration unit |
| 01/22/1992 | EP0467806A1 Porous carbon/carbon composite filter membrane support with a carbon fiber mat substrate and process of manufacturing the same |
| 01/21/1992 | US5082549 Membrane stack unit for multichamber processes |
| 01/21/1992 | CA1294563C Tubesheet for spiral wound hollow fiber permeator |
| 01/15/1992 | EP0466620A1 Process and apparatus for drying the ends of a bundle of hollow fibres for a device having a membrane consisting of hollow fibres |
| 01/15/1992 | EP0465697A1 Preparation of gas separation membrane and spiral wound gas separation module |
| 01/15/1992 | EP0333753B1 Arrangement in membrane filter |
| 01/09/1992 | DE4021607A1 Filter element esp. dust filter with good in-use dimensional stability - comprise filter cells formed of inflated, parallel, surface contacting, fabric pockets |
| 01/08/1992 | EP0464945A1 Counter-current flow membrane module for liquid separations |
| 01/08/1992 | EP0464737A1 A bundle of permselective hollow fibers and a fluid separator containing the same |
| 01/08/1992 | EP0464707A2 Blood plasma separating apparatus |
| 01/07/1992 | US5079168 Cell culture apparatus |
| 01/04/1992 | CA2045997A1 Counter-current flow membrane module for liquid separations |
| 01/02/1992 | EP0463897A1 Filter membrane support and funnel for filtering liquids for microbiological analysis thereof |
| 01/02/1992 | EP0215087B1 Cross-flow filtration |
| 12/31/1991 | US5076933 Filtration with diethylaminoethyl cellulose filter membrane an d quaternary aminoalkyl salt-coated filters |
| 12/31/1991 | US5076923 Apparatus for separating mixtures by spaced stacked membrane elements |
| 12/31/1991 | CA1293712C Filter for centrifuge tube |
| 12/30/1991 | WO1992000132A1 Process and apparatus for removal of dna and viruses |
| 12/30/1991 | CA2084873A1 Process and apparatus for removal of dna and viruses |
| 12/25/1991 | CN2091178U Film filter plate |
| 12/24/1991 | US5075002 Fluid pick-up assembly |
| 12/24/1991 | US5074989 Concentrating slurry; circulation |
| 12/18/1991 | CN2090725U Hollow flow deflector and forming mechanism thereof |
| 12/17/1991 | US5073263 Method and article for restraining extrusion of feed spacers and circumferential expansion in spiral filtration modules |
| 12/17/1991 | US5073262 Multi-purpose rotating membrane filter |
| 12/17/1991 | US5072498 A bundle of semi-permeable hollow fibers |
| 12/12/1991 | WO1991018665A1 Countercurrent dual-flow spiral-wound dual-pipe membrane separation device |
| 12/11/1991 | EP0460795A1 Liquid purifying device incorporating air pumping means within container lid body |
| 12/11/1991 | EP0460132A1 Blood oxygenation system |
| 12/10/1991 | US5071887 Polyurethane elastomer |
| 12/10/1991 | US5071880 Irradiated graft polymerization of epoxy-containing monomer on polyolefin or halogenated olefin substrate; modified with iminodiacetic acid; water treatment |
| 12/10/1991 | US5071552 Multiple bundle fluid separation apparatus |
| 12/10/1991 | US5071551 Water purifier |
| 12/05/1991 | WO1991018653A2 Cell assay device |
| 12/05/1991 | CA2083393A1 Cell assay device |
| 12/05/1991 | CA2043428A1 Ultrafiltration device and process |
| 12/03/1991 | US5069793 Pervaporation; optimum permeate flow throughput |
| 12/03/1991 | US5069789 Spacer element for guiding flowing medium |
| 12/03/1991 | US5069788 Concentratin, separation, microporous hollow fibers membranes, fiber bundles |
| 12/03/1991 | US5069780 Ultrafiltration device and process |
| 12/03/1991 | US5069353 Housing for fiber-bundle filter modules |
| 11/27/1991 | CN1056441A Process for dehydration of gases and composite permeable membranes therefor |
| 11/21/1991 | EP0457676A2 Process for the manufacture of a separator plate for a stack in an exchange device |
| 11/21/1991 | DE3448391C2 Fluid separator stack |
| 11/19/1991 | US5066397 Hollow fiber membranes with fusion-bonded end portions |