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