| Patents for B01D 39 - Filtering material for liquid or gaseous fluids (24,884) |
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| 09/14/2004 | US6790248 Exhaust gas purification filter |
| 09/10/2004 | WO2004076361A1 Water filter materials, corresponding water filters and processes for using the same |
| 09/10/2004 | WO2004076360A1 Processes for manufacturing water filter materials and water filters |
| 09/10/2004 | WO2004076023A1 Dewatering of paving slabs |
| 09/10/2004 | CA2649600A1 Water filter materials, corresponding water filters and processes for using the same |
| 09/10/2004 | CA2516595A1 Processes for manufacturing water filter materials and water filters |
| 09/09/2004 | US20040175288 Effluent purification using UV devices and methods |
| 09/09/2004 | US20040173521 Filter material, filter body and method of manufacturing a filter material |
| 09/09/2004 | US20040173303 Method for producing a connection interface in a filter element and device for producing the same |
| 09/09/2004 | US20040172930 Method of making a melt-blown filter medium for use in air filters in internal combustion engines and product |
| 09/09/2004 | US20040172929 Exhaust gas purifying apparatus, particulate filter and manufacturing method thereof |
| 09/09/2004 | DE202004006576U1 Semi-ceramic deep filter for vehicle exhaust comprises borosilicate beads bound together with sodium or potassium silicate to form molding |
| 09/09/2004 | DE10316668A1 Dust collecting container for vacuum cleaner has casing with air flow ports and washable three element filter |
| 09/09/2004 | DE10308675A1 Regenerierbares Partikelfilter Regenerable particle filter |
| 09/08/2004 | EP1455080A2 Method of making a melt-blown filter medium for use in filters in internal combustion engines and product |
| 09/08/2004 | EP1455010A1 Sheet for leaching |
| 09/08/2004 | EP1453593A1 Filter element and filter apparatus for cross-flow filtration processes |
| 09/08/2004 | EP1453588A2 Filter element using corrugated media sheet |
| 09/08/2004 | EP1453587A1 Composite cordierite filters |
| 09/08/2004 | CN1527752A Sintered, highly porous body and method for the production thereof |
| 09/08/2004 | CN1527738A Compositions of insoluble magnesium containing minerals for use in fluid filtration |
| 09/08/2004 | CN1527728A 抗菌材料 Antibacterial materials |
| 09/08/2004 | CN1526998A Air purifying parts, air purifying unit and air conditioner |
| 09/07/2004 | US6787492 Filter cloth |
| 09/07/2004 | US6786336 Support, especially ceramic, coated with chitosan |
| 09/02/2004 | WO2004073909A1 Porous material and method for producing porous material |
| 09/02/2004 | WO2004073858A1 Substrate for exhaust-gas purifying filter catalyst |
| 09/02/2004 | WO2004073834A1 Hydroentangled liquid filter media and method of manifacture |
| 09/02/2004 | WO2004073833A1 Air cleanness filter |
| 09/02/2004 | US20040171782 Polypropylene polymers |
| 09/02/2004 | US20040170803 Honeycomb structural body and die for forming honeycomb structural body by extrusion |
| 09/02/2004 | US20040168984 Water purification method |
| 09/02/2004 | US20040168974 Porous polymer water filter and methods of use in refrigeration |
| 09/02/2004 | US20040168973 Gas porous polymer filter and methods of use |
| 09/02/2004 | US20040168972 Liquid and gas porous plastic filter and methods of use |
| 09/02/2004 | US20040168419 High temperature polymer filtration medium |
| 09/02/2004 | US20040168418 Composite porous media |
| 09/02/2004 | US20040168417 Filtering material for filter, filter pack and air filter unit using the same, and method for preparing filtering material |
| 09/02/2004 | CA2515998A1 Hydroentangled liquid filter media and method of manifacture |
| 09/01/2004 | EP1452703A1 Regenerable particulate filter |
| 09/01/2004 | EP1452702A2 Honeycomb structural body and die for forming honeycomb structural body by extrusion |
| 09/01/2004 | EP1452511A1 Honeycomb structure body and method for manufacturing the same |
| 09/01/2004 | EP1452217A2 Method of forming fibers filter medium |
| 09/01/2004 | EP1451835A2 Method of making an electret |
| 09/01/2004 | EP1450929A1 Filter medium |
| 09/01/2004 | EP1450865A1 Air uv disinfection device and method |
| 09/01/2004 | EP1161281A4 Heat and moisture exchanger comprising hydrophilic nylon and methods of using same |
| 09/01/2004 | CN2637951Y Filtering net mounting mechanism for european oil-fume exhauster |
| 09/01/2004 | CN2636951Y Rotor wing type fibre filtering material |
| 09/01/2004 | CN1525982A Hollow polymer particles, method for preparing hollow polymer particles, porous ceramic filter, and method for preparing porous ceramic filter |
| 09/01/2004 | CN1164804C Monofilament for tea polyphenol base air filter net, preparing process and purpose thereof |
| 09/01/2004 | CN1164347C Short-staple filter element for cleaner and its making process |
| 08/31/2004 | US6783740 Sintered glass bead filter with active microbial destruction |
| 08/31/2004 | US6783724 Method of producing cordierite ceramic honeycomb |
| 08/31/2004 | US6783713 Filters for removal of pathogens from liquids |
| 08/31/2004 | US6783565 Filter arrangement; sealing system; and methods |
| 08/26/2004 | WO2004072375A1 Method for manufacturing tea-bag sheet |
| 08/26/2004 | WO2004071621A1 A filter in a spiral type forming a plurality of prominence and depression in the form of the rib of a fan in turn on surface and manufacturing method and machine therefor |
| 08/26/2004 | US20040166011 Sintered, highly porous body and method for the production thereof |
| 08/26/2004 | US20040164026 antimicrobial compound (nonself-condensing organosilane) grafted onto hydrophobic polymer particles reduce proliferation of microbial organisms as well as sorb chemical contaminants from, e.g., runoff water |
| 08/26/2004 | US20040164018 Water filter materials, water filters and kits containing particles coated with cationic polymer and processes for using the same |
| 08/26/2004 | US20040163540 Filter member |
| 08/26/2004 | US20040163368 Dust collecting container for vacuum cleaner |
| 08/26/2004 | DE4119288B4 Verfahren zur Schichtenfiltration von pharmazeutischen, biologischen, chemischen oder dergleichen Flüssigkeiten Process for the layers filtration of pharmaceutical, biological, chemical, or the like liquids |
| 08/26/2004 | DE10305307A1 Filter for a filter cassette of a civilian gas mask comprises an adsorption layer with hot-melt-type adhesive threads charged with particulate absorbent and a three-dimensional net |
| 08/26/2004 | CA2554952A1 Composite materials for fluid treatment |
| 08/25/2004 | EP1450015A1 Honeycomb filter and exhaust gas purification system |
| 08/25/2004 | EP1449573A1 Heat-resistant filter element and method for production thereof |
| 08/25/2004 | EP1448826A1 Three-dimensional non-woven media, filter and process |
| 08/25/2004 | EP1448287A2 Filter for using in aerosol paint cans |
| 08/25/2004 | CN2635750Y Apparatus for reusing domestic waste water |
| 08/25/2004 | CN2635182Y Filter element type oil fume purifier |
| 08/25/2004 | CN2635181Y Oil fume exhauster filter net oil cup assembly |
| 08/25/2004 | CN1522989A Porous Si3N4 and producing method thereof |
| 08/25/2004 | CN1522656A Dust collecting container for vacuum cleaner |
| 08/25/2004 | CN1163299C Arsenic adsorbent and fluorine adsorbent using soil as raw material and its producing method |
| 08/24/2004 | US6780226 Charge stabilized electret filter media |
| 08/24/2004 | US6780217 Panel air filter with gasket of non-woven felt |
| 08/24/2004 | US6779669 Filter unit with thermoplastic overmold seal member |
| 08/24/2004 | CA2099727C Interfacial polymerization in a porous substrate and substrates functionalized with photochemical groups |
| 08/19/2004 | WO2002062449A8 Oleophobic membrane materials by oligomer polymerization for filter venting applications |
| 08/19/2004 | US20040162203 Pleating methods |
| 08/19/2004 | US20040161373 Honeycomb filter and exhaust gas purification system |
| 08/19/2004 | US20040159605 Purification material composed silicates, oxides, hydroxides, and phosphates containing magnesium and absorption media in a fixed binder; bacteria, virus, cyst, pesticide, and/or heavy metal removal |
| 08/19/2004 | US20040159596 Water filter materials, water filters and kits containing silver coated particles and processes for using the same |
| 08/19/2004 | US20040159319 Microstructured filter |
| 08/18/2004 | EP1447535A1 Honeycomb structural body and method of manufacturing the structural body |
| 08/18/2004 | EP1447121A1 DUST COLLECTING FILTER, DUST COLLECTING DEVICE, AND INTAKE DEVICE OF GAS TURBINE |
| 08/18/2004 | EP0989898B1 Antimicrobial filter cartridge |
| 08/18/2004 | CN2633989Y Vertical filter net for urinal |
| 08/18/2004 | CN2633397Y Sterilizing and purifying type air filter chip |
| 08/18/2004 | CN1162352C Membrane bioreactor using non fabric filtration |
| 08/17/2004 | US6776951 Method of making electret fibers |
| 08/17/2004 | US6776815 Particulate filter |
| 08/17/2004 | US6776814 Dual section exhaust aftertreatment filter and method |
| 08/17/2004 | US6776152 Range hood |
| 08/17/2004 | CA2305194C Resin-treated mercerized fibers and products thereof |
| 08/17/2004 | CA2262304C Suction and discharge apparatus for a drilling fluid |
| 08/12/2004 | WO2004067147A1 Method for manufacturing silicon nitride based honeycomb filter |
| 08/12/2004 | WO2004067145A1 Additive dispensing cartridge for an oil filter and oil filter incorporating same |