| Patents for B01D 46 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours (42,125) |
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| 02/03/1998 | US5713972 Particulate matter filtration system |
| 02/03/1998 | CA2066970C Dust collector with re-entrainment prevention walls |
| 01/31/1998 | CA2210950A1 Air filter element; assembly; and method |
| 01/28/1998 | EP0821145A1 A particulate trap for a diesel engine |
| 01/28/1998 | EP0820853A2 Filter assembly and method for making it |
| 01/28/1998 | EP0820340A1 Multiple filter unit |
| 01/28/1998 | EP0820339A1 Modular air-cleaning system |
| 01/27/1998 | US5711876 Apparatus for removing bubbles in filter housing of coating equipment |
| 01/27/1998 | US5711788 Dust neutralizing and floculating system |
| 01/27/1998 | US5711785 Method and apparatus for controlling the cleaning cycle of air filter elements and for predicting the useful life thereof |
| 01/27/1998 | US5711775 Sweeper with electromagnetic filter cleaning |
| 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 | WO1998002229A1 Cleanable filter media and filter elements |
| 01/22/1998 | WO1998002228A1 Particle filter in the form of a pleated nonwoven layer |
| 01/22/1998 | DE19730335A1 Filter for removing particulates from diesel engine exhaust gases |
| 01/22/1998 | DE19615290A1 Breathing gas filtration device for medical apparatus |
| 01/22/1998 | CA2259199A1 Filter arrangement including removable filter with first and second media secured together |
| 01/21/1998 | EP0819460A1 Air filter |
| 01/21/1998 | EP0819369A1 Filtering device with a filter housing, a filter mat and a lamella grid |
| 01/21/1998 | EP0669847B1 Filter element and method for the manufacture thereof |
| 01/21/1998 | EP0612390B1 Connections for valves |
| 01/20/1998 | US5709735 High stiffness nonwoven filter medium |
| 01/20/1998 | US5709722 Particulate trap for diesel engine |
| 01/20/1998 | US5709721 Air handling apparatus for textile machines |
| 01/20/1998 | US5709038 Automated air filtration and drying system for waterborne paint and industrial coatings |
| 01/15/1998 | WO1998001212A1 Repeatedly usable filter frame and filter for fluid using the same |
| 01/15/1998 | WO1998001211A1 Apparatus and method for purifying gas and annular filter thereof |
| 01/15/1998 | WO1998001210A1 Ring-shaped air distribution disc and an air distribution device having such an air distribution disc |
| 01/15/1998 | WO1998001209A1 Fibrous filter with pressurised air cleaning system for cleaning of dust-laden gases |
| 01/15/1998 | DE19726774A1 Fastener for filter elements and de-dusting nozzle tubes |
| 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 | DE19627514A1 Gewebefilter mit Druckluftabreinigung zur Reinigung von staubhaltigen Gasen Fabric filter with compressed air cleaning for cleaning dusty gases |
| 01/14/1998 | EP0817905A1 Precipitator for diesel or petrol engine exhaust combustion, and related method |
| 01/14/1998 | EP0817669A1 Air cleaning system for mechanical industrial processes |
| 01/14/1998 | EP0787033A4 Pressure-actuated radial air filter seal |
| 01/14/1998 | EP0682556B1 Filter for filtering gases charged with particles |
| 01/13/1998 | US5707521 Filter element having a nonwoven layer and a permeable shrink tube |
| 01/13/1998 | US5707411 Frameless monolayer air register filter |
| 01/13/1998 | US5706777 Suction air filter for a combustion engine with diaphragm carburetor |
| 01/08/1998 | WO1998000001A2 Gas filter and method for cleaning the same |
| 01/08/1998 | DE19624176A1 Filter plate for filtering liquids or gases comprising ceramic laminate |
| 01/07/1998 | EP0815919A2 Filter unit |
| 01/07/1998 | EP0815918A2 Filter casing for an exchangeable plate type filter element |
| 01/07/1998 | EP0814892A1 Self-cleaning filter for pneumatic circuits |
| 01/07/1998 | EP0814891A1 Air de-oiling element |
| 01/07/1998 | EP0814890A1 Gas filter unit |
| 01/07/1998 | CN1169684A Filter element |
| 01/06/1998 | US5704992 Solar cell and method for manufacturing a solar cell |
| 01/06/1998 | US5704956 Filter cleaning system for an ash vacuum |
| 01/06/1998 | US5704955 Air filtration system for vented exhaust system |
| 01/06/1998 | US5704953 Forced air system air filter |
| 01/02/1998 | DE19626276A1 Cleaning apparatus for filter elements, especially filter cartridges |
| 01/02/1998 | DE19625421A1 Air fan for suction of dust and waste |
| 01/02/1998 | DE19624523A1 Filter Filter |
| 12/31/1997 | WO1997043030A3 Method and apparatus for remediation of toxic flue gases |
| 12/31/1997 | CN1169120A Air purifying device |
| 12/30/1997 | US5702516 Filtration of air |
| 12/30/1997 | US5702506 Method and device for aerosol size-selective sampling |
| 12/30/1997 | US5702494 Airbag filter assembly and method of assembly thereof |
| 12/30/1997 | US5702493 Welding fume funnel with magnetic coupling means |
| 12/30/1997 | CA2018282C Method of operation of air cleaner |
| 12/29/1997 | EP0813898A1 Vent filter assembly |
| 12/29/1997 | EP0813897A2 Dust removing apparatus and dust removing method |
| 12/29/1997 | EP0813444A1 A filter frame |
| 12/24/1997 | WO1997048474A1 Apparatus and method for continuously purifying gas with continuously cleaning filter, and package-type filter |
| 12/24/1997 | WO1997048470A2 Filter |
| 12/24/1997 | CA2259173A1 Filter |
| 12/23/1997 | US5700973 Gas inflator having aluminum bead filter |
| 12/23/1997 | US5700310 Removal of oil from compressed gas with macroporous polymeric adsorbent |
| 12/23/1997 | US5700304 Filter with protective shield |
| 12/18/1997 | WO1997047928A2 Air treatment system |
| 12/18/1997 | WO1997047371A1 Filter housing with irregular rib |
| 12/18/1997 | WO1997047228A1 Vacuum cleaner system |
| 12/18/1997 | DE19631001C1 Condenser for portable flue gas analysis instrument employs Peltier effect cooling |
| 12/18/1997 | DE19623326A1 Support cage for filter hose |
| 12/18/1997 | DE19623190A1 Filtergehäuse mit ungleichförmiger Rippe Filter housing with non-uniform rib |
| 12/18/1997 | DE19615209C1 Vacuum cleaner bag |
| 12/18/1997 | CA2471472A1 Air treatment system |
| 12/18/1997 | CA2471150A1 Air treatment system |
| 12/17/1997 | EP0812613A2 Method and apparatus for handling high pressure material |
| 12/17/1997 | EP0812612A2 Bin with a cartridge filter and a safity cage |
| 12/17/1997 | EP0812610A2 Fluid filter element and method of manufacture |
| 12/17/1997 | CN2270550Y Filter barrel type dust collector |
| 12/16/1997 | US5697602 Container for a refrigerant system filter |
| 12/11/1997 | WO1997046302A1 Exhaust gas purification apparatus |
| 12/11/1997 | CA2257102A1 Exhaust gas purification apparatus |
| 12/10/1997 | CN2269893Y Filtering element |
| 12/10/1997 | CN1167449A Nonparticulating adsorbent recirculating filter |
| 12/09/1997 | US5695536 Apparatus for the positioning and the movement of the filtering ceiling of spray paint booths |
| 12/09/1997 | US5695535 Pocket filter |
| 12/09/1997 | US5695534 Air filtration installation with recycling of filtered air |
| 12/09/1997 | CA2014297C Filtering cartridge, obtained by wet process, for the filtration of gases, particularly hot and/or radio-active and/or corrosive gases |
| 12/04/1997 | WO1997045189A1 Air filtration device |
| 12/04/1997 | WO1997004852A3 Hybrid filter system and method for filtering process fluid |
| 12/04/1997 | DE19621860A1 Concertina type dust filter element |
| 12/03/1997 | EP0810352A1 Purifier device for a bleed circuit of an endothermal engine block and a bleed circuit provided with this device |
| 12/03/1997 | EP0810023A1 Blower |
| 12/03/1997 | EP0810021A1 Layered filter media |
| 12/03/1997 | EP0810020A2 Edge filter with wound wire |