| Patents for B01D 39 - Filtering material for liquid or gaseous fluids (24,884) |
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| 04/11/2000 | US6048464 Filter medium for leukocyte removal, method of making, and method of using thereof |
| 04/06/2000 | WO2000018810A2 Activated carbon filter |
| 04/06/2000 | WO2000018690A1 Rapid coagulation-flocculation and sedimentation type waste water treatment method |
| 04/06/2000 | WO2000018489A1 Plate filter element for an air filter |
| 04/06/2000 | WO2000018482A2 Fluid filter and methods for making same |
| 04/06/2000 | DE19845488A1 Process for maintaining clean air, especially in hospital rooms, comprises giving people active carbon clothing inserts for removal of bowel smells |
| 04/06/2000 | DE19845145A1 Verfahren zum Herstellen einer Dichtverbindung A method for producing a sealing compound |
| 04/06/2000 | DE19844874A1 Plattenfilterelement für ein Luftfilter Plate filter element for an air filter |
| 04/06/2000 | DE19844167A1 Aktivkohlefilter Activated carbon filter |
| 04/06/2000 | DE19843000A1 Air filter fleece with surprising stiffness and progressive density variation through its considerable depth, is formed in single stage by liquid-jetting, before adhesive- or cohesive- bonding of its fibers |
| 04/05/2000 | EP0989898A1 Antimicrobial filter cartridge |
| 04/05/2000 | EP0637983B1 Device and method to separate the components in mixtures of non-miscible liquids |
| 04/05/2000 | CN1051023C Industrial filter cloth |
| 04/04/2000 | US6045899 Rendered hydrophilic through co-casting a sulfone polymer with a hydrophilic polymer; for separation of liquids from solids contained therein |
| 04/04/2000 | US6045699 Serum obtained easily in a short period without leakage of blood cells and hemolysis by controlling the pressure difference between blood inlet side and filtrate outlet side; accuracy; medical diagnosis; potassium ion concentration |
| 04/04/2000 | US6045692 Oil filter to introduce anti-wear additives into engine lubricating system |
| 04/04/2000 | US6045595 Dust filter bag |
| 04/04/2000 | US6044981 Microfabricated filter with specially constructed channel walls, and containment well and capsule constructed with such filters |
| 04/04/2000 | CA2110026C System for separating an immiscible liquid/liquid mixture and apparatus therefor |
| 04/04/2000 | CA2028837C A multilayer angular packing |
| 03/30/2000 | DE19843933A1 Polypropylene fleece plant introduces fluorocarbon after fiber production to form surface coating particularly economically, using small quantity for disproportionate increase in filtration efficiency |
| 03/29/2000 | EP0989221A2 Breathable molded structure |
| 03/29/2000 | EP0988329A2 Electrets |
| 03/29/2000 | CN2370942Y Filtering element |
| 03/29/2000 | CN2370941Y Far-infrared ray ceramic filtering element for treating water |
| 03/29/2000 | CN2370940Y Magnetic fuel oil fitering element |
| 03/28/2000 | US6043067 Agitating suspended particles and liquid to divide it into turbulent zone close to liquid inlet and non-turbulent zone away from inlet; extent of turbulent zone is determined by degree of agitation; for bioreactors and wastewater treatment |
| 03/28/2000 | US6042958 Composite membranes |
| 03/28/2000 | US6042763 Method of preparing porous ceramics provided with amorphous pore surfaces |
| 03/23/2000 | WO2000015331A1 Extraction articles and methods |
| 03/23/2000 | CA2341164A1 Extraction articles and methods |
| 03/22/2000 | EP0986429A1 High performance filters |
| 03/22/2000 | EP0835365B1 Intumescent sheet material and paste with organic binder |
| 03/22/2000 | CA2280608A1 Breathable molded structure |
| 03/21/2000 | US6039885 Process and device intended for ultrafiltration of particles in fluids |
| 03/21/2000 | US6039780 Filter arrangement |
| 03/16/2000 | WO2000014124A1 Preparation of water-soluble cross-linked cationic polymers |
| 03/16/2000 | WO2000013765A1 High efficiency synthetic filter medium |
| 03/16/2000 | WO2000013764A1 Novel methods and apparatus for improved filtration of submicron particles |
| 03/16/2000 | WO1999058223A9 Composite porous media |
| 03/15/2000 | EP0985699A1 Method for bonding a porous medium to a substrate |
| 03/15/2000 | EP0985518A1 Method for bonding a porous medium to a substrate |
| 03/15/2000 | EP0985517A1 Method for bonding a porous medium to a substrate |
| 03/15/2000 | EP0984825A1 Method of preparing and maintaining a wet filter |
| 03/15/2000 | EP0956135A4 Filter having magnetic components and method of manufacturing same |
| 03/15/2000 | CN1247485A Filter media |
| 03/14/2000 | US6036739 Knitted felt filtration media |
| 03/14/2000 | US6036735 Bag for filtration with woven fabrics with glass fibers and fluorinated polymer fabrics |
| 03/14/2000 | US6035851 Method and device for monitoring the condition of a filter in a ventilator |
| 03/09/2000 | WO2000012802A1 Nonwoven fabric and production method thereof, production device used for the method, cushion materials using it, nonwoven fabric suitable for filters, nonwoven structures and cushion materials |
| 03/09/2000 | WO2000012194A1 Composite filter medium and fluid filters containing same |
| 03/08/2000 | EP0984095A1 Metal chelate-forming fibers, process for producing the same, process for sequestering with the same, and filter produced therefrom |
| 03/08/2000 | EP0983954A1 Pleating apparatus and methods |
| 03/08/2000 | EP0983114A1 Activated carbon air filters |
| 03/08/2000 | EP0889928B1 Granular-type polytetrafluoroethylene dispersions and fused articles prepared therefrom |
| 03/08/2000 | CN1246554A Plate-type compound filter cloth for filtering actylcellulose size slurry |
| 03/07/2000 | US6033730 Suitable for food materials, filter mediums for water purifiers and so forth. |
| 03/07/2000 | US6032807 Methods for correlating average fiber diameter with performance in complex filtration media |
| 03/02/2000 | WO2000010687A1 Filters employing porous strongly acidic polymers |
| 03/02/2000 | WO2000010685A1 Porous structures and methods and apparatus for forming porous structures |
| 03/02/2000 | CA2341184A1 Filters employing porous strongly acidic polymers |
| 03/01/2000 | EP0982061A1 Filters, methods of making a filter, and filtering methods |
| 03/01/2000 | EP0982060A1 Precoat filters and methods |
| 03/01/2000 | EP0981400A1 Heat-sealable filter material with biodegradable polymers |
| 03/01/2000 | EP0981290A1 Reuseable universal vacuum cleaner bag |
| 03/01/2000 | CN2366553Y Stainless steel subsoil filtering screen for oil prodn. |
| 02/29/2000 | US6030906 Post-treatment and consolidation of laminated nowwoven fiber webs |
| 02/29/2000 | US6030905 Filter material containing thermoplastic, elastomer copolyether esters, method of producing the same, use thereof, and filter press therefrom |
| 02/29/2000 | US6030632 Non-leaching antimicrobial films |
| 02/29/2000 | US6030531 Filter element assembly |
| 02/29/2000 | US6030484 Production method for laminated air filter |
| 02/29/2000 | US6030428 High collection efficiency and a low pressure loss, reduced in the leakage of coarse particles; clean room filter media in various fields, in the production of semiconductors |
| 02/29/2000 | CA2279174A1 Fine particle liquid filtration media |
| 02/24/2000 | WO2000009797A1 Base material for radiation graft polymerization and raw material for filter |
| 02/24/2000 | WO2000009790A1 Dust collecting filter cloth and bag filter |
| 02/24/2000 | WO2000009648A1 Separation and detection of spermatozoa |
| 02/24/2000 | WO2000009239A1 Edge seal for filter cartridge |
| 02/24/2000 | CA2333900A1 Separation and detection of spermatozoa |
| 02/23/2000 | EP0980700A2 Filter medium having improved filtration and strength characteristics |
| 02/23/2000 | CN1245446A Filter medium and air filter unit using same |
| 02/23/2000 | CN1245085A High-strength anticorrosion filtering material of mullite and its preparing process |
| 02/22/2000 | US6027703 Contacting an exhasut gas with a porous catalyst having a predetermined low response temperature above which it catalytically reduces pollutants, storing hydrocarbon present in gas stream, releasing hydrocarbon, reducing pollutants |
| 02/22/2000 | US6027553 Air filter unit and method for manufacturing the same |
| 02/22/2000 | US6026540 Upright vacuum cleaner with cyclonic airflow |
| 02/22/2000 | CA2157680C Micro-filter disc and a method for its production |
| 02/22/2000 | CA2118259C High-efficiency, self-supporting filter element made from fibers |
| 02/16/2000 | CN1244819A Device for manufacture of composite filtering material and method of its manufacture |
| 02/15/2000 | US6024927 Filter traps for exhaust gases in diesel engines, a case and porous metal filters with spacings |
| 02/15/2000 | US6024813 Process for fibrous structure containing immobilized particulate matter |
| 02/10/2000 | WO2000006427A1 Inflator for use with gas generant compositions containing guanidines |
| 02/10/2000 | WO2000006284A1 Extruded thermoplastic foams useful in filtration applications |
| 02/10/2000 | DE19829100C1 Folded air or gas filter made of a web of thermoplastic fleece fibers |
| 02/10/2000 | CA2332815A1 Extruded thermoplastic foams useful in filtration applications |
| 02/09/2000 | EP0978311A1 A method of fluid bed chromatography |
| 02/09/2000 | EP0972109A4 Metal fiber/metal powder sheet and process for making same |
| 02/09/2000 | EP0968047A4 Method for making a composite filter |
| 02/09/2000 | CN1244158A Ink filter element for printers |
| 02/09/2000 | CN1244134A Filter medium and air filter unit using the same |
| 02/09/2000 | CN1049158C Device and method for separating leukocytes from platelet concentrate |
| 02/08/2000 | US6022902 Porous article with surface functionality and method for preparing same |