Patents for B01D 39 - Filtering material for liquid or gaseous fluids (24,884) |
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01/09/1997 | WO1997000717A1 Filter and method for making a filter |
01/09/1997 | WO1997000715A1 Method for the physical/chemical separation of the components of a fluid |
01/09/1997 | DE19524399A1 Verfahren zum Regenerieren von mit brennbaren Substanzen beladenen, elektrisch leitfähigen Filtermaterialien durch Verbrennung A method for regenerating loaded with combustible substances, electrically conductive filter material by combustion |
01/09/1997 | CA2221872A1 Filter and method for making a filter |
01/09/1997 | CA2196437A1 Method for adsorbing antimicrobial agents contained in a biological fluid, and apparatus therefor |
01/09/1997 | CA2196436A1 Method for the physical/chemical separation of the components of a fluid |
01/08/1997 | EP0752399A2 Process for sealing an end face of a ceramic honeycomb structure |
01/08/1997 | EP0556362B1 Method and device for the filtration of a liquid containing suspension particles |
01/07/1997 | US5592357 Electrostatic charging apparatus and method |
01/07/1997 | US5591337 Apparatus for filtering leukocytes from blood cells |
01/07/1997 | US5591335 Filter cartridges having nonwoven melt blown filtration media with integral co-located support and filtration |
01/07/1997 | US5591330 Oil filter containing an oil soluble thermoplastic additive material therein |
01/03/1997 | WO1997000347A2 Fibrous nonwoven web |
01/03/1997 | WO1997000121A1 Tangential flow planar microfabricated fluid filter |
01/03/1997 | WO1997000114A1 Composite fibrous filters |
01/02/1997 | EP0751353A2 Filter screen |
01/02/1997 | EP0750615A1 Method for the separation of impurities from a hot synthesis gas mixture in the preparation of melamine |
12/31/1996 | US5590383 Preparing a slurry of at least one micropyretic substance and at least one liquid carrier; drying; combustion |
12/31/1996 | US5589078 Advanced filtration technique for fluid purification |
12/31/1996 | US5588976 Air filtration media |
12/27/1996 | WO1996041733A1 Airbag filter assembly and method of assembly thereof |
12/27/1996 | WO1996041672A1 Ceramic hot-gas filter and process for manufacturing it |
12/27/1996 | WO1996041671A1 Foamed glass filter |
12/27/1996 | EP0749474A1 Microfabricated capsules for isolation of cell transplants |
12/27/1996 | EP0749440A1 Method of isolating and purifying a biomacromolecule |
12/27/1996 | EP0749352A1 Microfabricated particle filter |
12/27/1996 | EP0749348A1 Whole blood leukodepletion and platelet filter |
12/27/1996 | EP0669849B1 Triboelectric filtration material |
12/27/1996 | CA2224262A1 Ceramic hot-gas filter and process for manufacturing it |
12/27/1996 | CA2220915A1 Airbag filter assembly and method of assembly thereof |
12/25/1996 | CN1138507A Tundish |
12/25/1996 | CN1033617C Nonwoven filter and method of manufacture |
12/24/1996 | US5587239 Ball-like structures and contacting materials for wastewater-treatment |
12/24/1996 | US5586997 Bag filter |
12/19/1996 | WO1996041368A1 Multilayer high vertical aspect ratio thin film structures |
12/19/1996 | WO1996040420A1 Micromachined porous membranes with bulksupport |
12/19/1996 | WO1996040411A1 Ceramic hot-gas filter and process therefor |
12/19/1996 | DE19541252C1 Voluminous, fibrous air or liquid filter with long operational life |
12/19/1996 | DE19521678A1 Cylindrical filter cartridge with high air permeability |
12/18/1996 | EP0748645A2 Rotating filter |
12/18/1996 | EP0691878B1 Filter |
12/18/1996 | EP0603392B1 Particulate trap for purifying diesel engine exhaust gas |
12/17/1996 | US5585009 Method of filtering thixotropic fluids and filter apparatus for use in the method |
12/14/1996 | CA2178861A1 Filtration device |
12/12/1996 | WO1996039296A1 Powdered biocidal compositions |
12/12/1996 | WO1996039259A1 Machine and method of making a filter |
12/12/1996 | WO1996039241A1 Porous carbon filter assembly for processing zirconium chloride |
12/12/1996 | WO1996039054A1 Polyethylene terephthalate sheath/thermoplastic polymer core bicomponent fibers, method of making same and products formed therefrom |
12/12/1996 | DE19520367A1 Filter Filter |
12/11/1996 | EP0747579A2 Particulate trap for diesel engine |
12/11/1996 | EP0747106A1 Porous ceramic filter, method of manufacturing the same, extrusion molding die for manufacturing the same, and extrusion molding machine using the same |
12/11/1996 | EP0747105A2 Plasma separation filter, plasma separation method using the same and plasma separation apparatus |
12/11/1996 | EP0747104A2 Dry blended filter beds |
12/11/1996 | EP0746399A1 Method of filtering leukocytes from fresh blood |
12/11/1996 | CN1137762A Centrifugal separator in pressure vessel |
12/10/1996 | US5582907 Filters; tensile strength |
12/10/1996 | US5582865 Non-woven filter composite |
12/10/1996 | CA2177236A1 Dry blended filter beds |
12/10/1996 | CA2047337C Composite air-filtering material |
12/05/1996 | WO1996038634A1 Textile composite material |
12/05/1996 | WO1996038216A1 Process of making medical devices |
12/05/1996 | DE19620276A1 Regeneratorfilterpatronen Regeneratorfilterpatronen |
12/05/1996 | DE19523048C1 Removal of allergenic substances e.g. spores, pollen etc. |
12/05/1996 | DE19520504A1 Micro-filter for moisture and/or oil-laden gas |
12/05/1996 | DE19520439A1 Rigid, esp. polyethylene filter element prodn. |
12/04/1996 | EP0745763A2 Multi-layer fuel filter with antistatic properties |
12/04/1996 | EP0745759A2 Particulate trap for diesel engine |
12/04/1996 | EP0745423A2 Improved process for making cellulose acetate semipermeable membranes and medical products therefrom |
12/04/1996 | EP0745416A2 Device for removal of contaminants from fluid streams |
12/04/1996 | EP0745398A2 Cardiotomy reservoir with internal filter |
12/04/1996 | EP0745397A2 Blood filter and extracorporeal circuit |
12/04/1996 | CN1033428C Polytetrafluoroethylene porous film prepn. and use thereof |
12/03/1996 | US5580644 Cutting one or more pieces of fabric, joining to form a junction; excellent shape stability, utilized as a carrier for fixing or immobilizing microorganisms |
12/03/1996 | US5580465 Filtering whole blood |
12/03/1996 | US5580459 Filtration structures of wet laid, bicomponent fiber |
12/01/1996 | CA2177670A1 Particulate trap for diesel engine |
11/30/1996 | CA2177560A1 Blood filter and extracorporeal circuit |
11/30/1996 | CA2177442A1 Cardiotomy reservoir with internal filter |
11/28/1996 | WO1996037440A1 Waste water purification system |
11/28/1996 | WO1996037276A1 Filter matrix |
11/28/1996 | CA2220906A1 Waste water purification system |
11/28/1996 | CA2219838A1 Filter matrix |
11/28/1996 | CA2177323A1 Multilayer plastic fuel filter having antistatic properties |
11/27/1996 | EP0638050B1 Improvements in filtration |
11/27/1996 | CN1136466A Cylindrical product and its preparing method |
11/21/1996 | WO1996036415A1 Compound layer resin bonded filter cartridge |
11/20/1996 | EP0743089A2 Porous polytetrafluoroethylene film and process for preparation thereof |
11/20/1996 | EP0743085A2 Porous plastic filter and process for its production |
11/20/1996 | EP0742959A1 Flat component with a grid of through holes |
11/14/1996 | WO1996035499A1 Filter device |
11/14/1996 | WO1996035497A1 Filtration adjuvants, filtration supports, filtration process using them and process for regenerating said adjuvants |
11/14/1996 | CA2227716A1 Filter device |
11/13/1996 | EP0742352A2 Diesel particulate filter apparatus |
11/13/1996 | EP0741821A1 Disposable filters and manufacturing process |
11/13/1996 | EP0633808B1 Blood separation filter assembly and method |
11/13/1996 | CA2172583A1 Prepacked screen |
11/12/1996 | US5573811 Coating foam with polybutene oil |
11/10/1996 | CA2166740A1 Supported fibrous web assembly |
11/07/1996 | WO1996034673A1 Nonwoven, melt blown fluid filtration media with integral co-located support and filtration fibers, filter cartridges employing, and methods and apparatus of making, the same |
11/06/1996 | EP0669847A4 Filter element and method for the manufacture thereof. |