| Patents for B01D 39 - Filtering material for liquid or gaseous fluids (24,884) |
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| 02/26/1998 | CA2233956A1 Air bag inflator |
| 02/25/1998 | EP0825287A1 Nonwoven fabric and filter medium made thereof and process for producing it |
| 02/25/1998 | EP0825286A2 Fibrous structure containing immobilized particulate matter and process therefor |
| 02/25/1998 | EP0825154A2 Device for purification and disinfection of water |
| 02/25/1998 | CN2274982Y Active carbon combined filter part |
| 02/24/1998 | US5721283 Porous polytetrafluoroethylene and preparation |
| 02/24/1998 | US5721180 Laminate filter media |
| 02/24/1998 | US5721031 High strength structural materials; tensile strength, modulus |
| 02/24/1998 | US5720790 Filter element |
| 02/19/1998 | WO1998006477A1 Filter medium and air filter unit |
| 02/19/1998 | WO1998006476A1 Fire-retardant filter medium and air filter unit |
| 02/19/1998 | CA2262821A1 Fire-retardant filter medium and air filter unit |
| 02/18/1998 | EP0824033A1 Filter cartridge with sieve in an outlet opening |
| 02/18/1998 | EP0617745B1 Static dissipative nonwoven textile material |
| 02/18/1998 | CN1173828A Gas permeable fabric |
| 02/18/1998 | CN1173827A Method of forming a fibrous filter element |
| 02/18/1998 | CN1173586A Fuel filter, in particular for diesel fuel |
| 02/18/1998 | CN1173582A Particulate trap for diesel engine |
| 02/17/1998 | US5718827 Porous sheet of unbleached kraft pulp; lead-free, chlorine-free drinking water |
| 02/13/1998 | CA2211252A1 Filter cartridge with a sieve in an outlet aperture |
| 02/12/1998 | WO1998005811A1 Asphalt-containing organic fibers |
| 02/12/1998 | WO1998005430A1 Process and device for separating magnetic materials from pharmaceutical compositions, their starting or intermediate products and agents produced by means of this device |
| 02/12/1998 | WO1998005410A1 Filter with an open-pore element made of sintered material |
| 02/12/1998 | WO1998005409A1 An oil filter to introduce anti-wear additives into engine lubricating system |
| 02/12/1998 | WO1998005401A1 A water treatment cartridge and a water filter jug fitted with such a cartridge |
| 02/12/1998 | DE19732994A1 Filter structure for removing solid particles from aqueous media |
| 02/12/1998 | CA2263002A1 A water treatment cartridge and a water filter jug fitted with such a cartridge |
| 02/12/1998 | CA2260159A1 Asphalt-containing organic fibers |
| 02/11/1998 | EP0823276A1 Filter device with meshed insert |
| 02/11/1998 | EP0822854A1 Multi-layer bag filter |
| 02/11/1998 | CN2274092Y Stainless-steel porous net-shape filter-plate |
| 02/11/1998 | CN1173138A Respirator and filter cartridge |
| 02/10/1998 | US5716429 Method for the separation of impurities from a hot synthesis gas mixture in the preparation of melamine |
| 02/10/1998 | CA2064584C Cooking oil filter |
| 02/06/1998 | CA2211221A1 Filter means with fabric insert |
| 02/05/1998 | WO1998004348A1 Filter sheet and process for purifying photoresist composition employing the filter sheet |
| 02/05/1998 | WO1998004335A1 Method of using cationic charge modified filter |
| 02/05/1998 | WO1998004334A1 Air cleaning filter |
| 02/05/1998 | DE19630852A1 Filter mit einem offenporigen Element aus Sintermaterial Filter element with an open-pore sintered material |
| 02/05/1998 | CA2261862A1 Filter sheet and process for purifying photoresist composition employing the filter sheet |
| 02/04/1998 | EP0821989A2 Fuel filter, in particular for diesel fuel |
| 02/03/1998 | US5714073 Passing fluid through fibrous nonwoven web of polyamideether copolymer |
| 02/03/1998 | US5714067 High efficiency and high capacity filter media |
| 02/03/1998 | US5713971 Filtration device using absorption for the removal of gas phase contaminants |
| 02/03/1998 | CA2101211C Ceramic monolith support for tangential filtering membrane |
| 01/29/1998 | WO1998003710A1 Meltspun multicomponent thermoplastic continuous filaments, products made therefrom, and methods therefor |
| 01/28/1998 | EP0821145A1 A particulate trap for a diesel engine |
| 01/28/1998 | EP0820505A1 Improved filter aid for use in alluviation |
| 01/28/1998 | EP0820340A1 Multiple filter unit |
| 01/28/1998 | EP0820338A1 Whole blood separation method and devices |
| 01/27/1998 | US5712033 Asphalt-containing organic fibers |
| 01/27/1998 | US5711879 Radial-flow filter and method of manufacture |
| 01/27/1998 | US5711878 Cylindrical filter |
| 01/22/1998 | WO1998002336A1 Gas generator for air bag |
| 01/22/1998 | WO1998002232A1 Filter arrangement including removable filter with first and second media secured together |
| 01/22/1998 | WO1998002231A1 Filter material |
| 01/22/1998 | WO1998002230A1 Candle filter |
| 01/22/1998 | WO1998002229A1 Cleanable filter media and filter elements |
| 01/22/1998 | WO1998002228A1 Particle filter in the form of a pleated nonwoven layer |
| 01/22/1998 | CA2259199A1 Filter arrangement including removable filter with first and second media secured together |
| 01/21/1998 | EP0819793A1 Filtering medium in the form of a sheet of paper for filters for fluids in general |
| 01/21/1998 | EP0819791A1 Apparatus for manifacturing a filtering medium in sheet form |
| 01/21/1998 | EP0819459A1 Sintered metal filters |
| 01/21/1998 | EP0732971B1 Centrifugal separator in pressure vessel |
| 01/21/1998 | EP0669847B1 Filter element and method for the manufacture thereof |
| 01/21/1998 | EP0665916B1 Modification of porous materials |
| 01/21/1998 | CN1171066A Microbiological parts washer |
| 01/21/1998 | CN1171060A High density nonwowen filter media |
| 01/20/1998 | US5710090 Controlledly permeable/cristobalite-free diatomaceous filtering agents |
| 01/20/1998 | US5709798 Fibrous nonwoven web |
| 01/20/1998 | US5709794 Low-cost portable water filter |
| 01/20/1998 | US5709735 High stiffness nonwoven filter medium |
| 01/20/1998 | US5709722 Particulate trap for diesel engine |
| 01/15/1998 | DE19628184A1 Partikelfilter in Form eines plissierten schichtförmigen Vliesmaterials Particulate filter in the form of a pleated layered nonwoven material |
| 01/15/1998 | CA2190238A1 Sintered metal filters |
| 01/14/1998 | EP0818230A1 Fibre filter and process for producing it |
| 01/14/1998 | EP0817666A1 Method of separating solids from liquids and/or separating emulsions |
| 01/14/1998 | EP0765185A4 Apparatus and methods for separating solids from flowing liquids or gases |
| 01/14/1998 | EP0627250B1 Method and device for draining-washing |
| 01/14/1998 | CN1170370A Conductive filter laminate |
| 01/14/1998 | CN1169886A Blood filter unit |
| 01/13/1998 | US5707739 Powdered biocidal compositions |
| 01/13/1998 | US5707526 Separation from erythrocytes |
| 01/13/1998 | US5707520 Remover unit for use in filtration circuit for removing at least leukocyte |
| 01/13/1998 | US5707411 Frameless monolayer air register filter |
| 01/13/1998 | US5706804 Liquid resistant face mask having surface energy reducing agent on an intermediate layer therein |
| 01/13/1998 | US5706777 Suction air filter for a combustion engine with diaphragm carburetor |
| 01/08/1998 | WO1998000219A1 Microcolumn for extraction of analytes from liquids |
| 01/08/1998 | DE19624176A1 Filter plate for filtering liquids or gases comprising ceramic laminate |
| 01/07/1998 | EP0815162A1 Porous ptfe film and a manufacturing method therefor |
| 01/07/1998 | EP0814897A1 Composite membrane |
| 01/07/1998 | EP0814884A1 Improvements in membrane processes including electrodialysis |
| 01/07/1998 | EP0729479B1 Purification process |
| 01/07/1998 | EP0722357B1 High efficiency filter fabric for hot gas filtration |
| 01/06/1998 | US5705444 Filter material of ceramic oxide fibers and vermiculite particles |
| 01/06/1998 | US5704992 Solar cell and method for manufacturing a solar cell |
| 01/06/1998 | US5704349 Surgical face mask with darkened glare-reducing strip and visor |
| 01/02/1998 | DE19624483A1 Filtertuch, Filtrierverfahren und Filtriervorrichtung für die Flüssigkeitsfiltration Filter cloth, filtration methods and filtration for liquid filtration |
| 12/31/1997 | WO1997049855A1 Hydrophilic fibers and cloth-like articles and filters made by using the same |
| 12/31/1997 | CN2271403Y Plate-form filter element |