Patents
Patents for B01D 46 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours (42,125)
07/1995
07/18/1995US5433762 Filtered air moving apparatus
07/18/1995CA2025073C Process for producing sodium silicates
07/13/1995WO1995018920A1 Air filter device for intake air for an engine
07/13/1995WO1995018662A1 Fabric filter
07/12/1995EP0662535A1 Ventilation apparatus for a machine
07/12/1995EP0662336A1 Back-washing filter, especially for liquids
07/11/1995US5431706 Disposable particulate filter
07/06/1995WO1995017947A1 A filter device
07/06/1995WO1995017945A2 Hollow-cylinder filter element
07/06/1995WO1995017944A2 Method of producing a filter insert
07/06/1995WO1995017943A2 Filter insert and process for producing the same
07/06/1995WO1995017942A2 Method of manufacturing a filter for fluids
07/06/1995WO1995017941A1 Filter for use in fluid-flow ducts
07/06/1995DE4345121A1 Concertina filter element
07/06/1995CA2180139A1 A filter device
07/05/1995EP0661094A2 Adsorption material comprising activated carbon fiber and polytetrafluoroethylene
07/05/1995EP0661088A1 Cordierite ceramic filter and method of producing the same
07/05/1995EP0270550B2 Device for cleaning filter bags
07/05/1995CN2202578Y PVC smog purifier
07/04/1995US5429742 Plastic frame filter unit for a stack assembly
07/04/1995US5429668 In polymerization reactions or processing, candle filter
07/04/1995US5429649 Device for the detection of the clogging of an air filter
07/04/1995US5429642 Method for transferring wafers from one processing station to another sequentially and system therefor
07/04/1995US5429580 Filter assembly apparatus
07/04/1995US5429101 Oil separator for the gases of the crankcase of an internal-combustion engine
06/1995
06/29/1995WO1995017634A1 Cleaning arrangement including filters and ultraviolet radiation
06/29/1995DE4344505A1 Vehicle interior filter
06/29/1995DE4343814A1 Automotive air filter secured by L-shaped frame and hinge
06/29/1995CA2178806A1 Cleaning arrangement including filters and ultraviolet radiation
06/28/1995EP0660654A1 Fan with filter especially for mounting on switch cabinet side panels or similar
06/28/1995EP0533864B1 Filter
06/27/1995US5427597 Layered air filter medium having improved efficiency and pleatability
06/27/1995US5427596 Diagnostic and control system for dust collector
06/21/1995EP0658363A1 Porous ceramic honeycomb filter
06/21/1995CN1103812A Filter device
06/20/1995US5425793 Coupling-type clean space apparatus
06/20/1995US5425188 For removing material
06/14/1995EP0657631A1 Diesel particulate filter
06/14/1995EP0657202A1 Dust removing apparatus
06/14/1995EP0391969B1 Self-cleaning screening device
06/14/1995DE4401834C1 Air recirculation system for a bobbin creel
06/14/1995DE4342406A1 Oil separator for oil droplet sepn. from air
06/13/1995US5423904 Porous filter of electrically conductive ceramic dispersed in dielectric ceramic, having attached electrodes, enclosed in housing
06/13/1995US5423903 Air filter
06/13/1995US5423892 Filtration arrangement
06/08/1995WO1995015205A1 Filtering assembly for air intake
06/08/1995DE4440279A1 Dust filter insert that can be used at high pressure differentials
06/08/1995DE4340942A1 Pleated plate filter with an inexpensive hermetic and torsion-resistant frame
06/08/1995DE19502203A1 Device to remove grain and fibre ingredients from brown coal dust
06/07/1995EP0656225A1 Filter cartridge
06/07/1995EP0655940A1 Method and apparatus for separating particulate material from combustible gases
06/07/1995EP0655939A1 Dust filter with several filtering bags.
06/07/1995CN2199813Y Cylinder-type dust remover
06/07/1995CN2199812Y Dust collector
06/07/1995CN2199811Y Dust remover
06/06/1995US5422081 Trap device for vapor phase reaction apparatus
06/06/1995US5421862 Filter frame and replaceable filter sheets
06/06/1995US5421847 Dust collecting apparatus for high-temperature gas
06/06/1995US5421846 Air filtration apparatus for the control of industrial air pollution
06/06/1995US5421845 Low pressure pulse jet dust collector
06/06/1995US5421844 Filtered air moving apparatus
06/06/1995US5421843 Apparatus for removing emissions
06/01/1995WO1995014522A1 Means for clamping a filter medium to a supporting frame
05/1995
05/30/1995US5419953 Multilayer composite air filtration media
05/24/1995EP0654565A2 Raw sewage disposal apparatus
05/24/1995CN2198025Y Counter-washing, sediment and filtering three state ash removing device
05/24/1995CN2198024Y Pulse control multiple folding bag dust separator
05/23/1995US5417906 Unimold filter and method
05/23/1995US5417743 Purifiers for sensitive instruments
05/23/1995US5417729 Portable modular air cleaning system
05/23/1995US5417728 Reverse flush gas valve
05/23/1995US5417727 Noise attenuating air cleaner assembly for an internal combustion engine
05/23/1995US5417075 Refrigerant filtation system with filter change indication
05/20/1995CA2136043A1 Raw sewage disposal apparatus
05/18/1995WO1995013126A1 Optional deodorant dispenser for vacuum cleaner
05/18/1995WO1995013122A1 Chemically impregnated zeolite and method for chemically impregnating and coating zeolite
05/18/1995DE4440773A1 Filtervorrichtung für die Abtrennung von Partikeln oder Pulver aus einem Gasstrom Filter device for the separation of particles or powder from a gas stream
05/18/1995DE4404388C1 Quick-release closure for flanged joints in pressurised systems
05/18/1995DE4338716C1 Hot exhaust gas dust filter assembly
05/17/1995EP0653016A1 Method and apparatus for filtering engine exhaust.
05/16/1995US5415772 Module for filtering, separating, purifying gases or liquids, or for catalytic conversion
05/16/1995US5415684 Fluidized bed scrubber for use in gas cleaning system
05/16/1995US5415677 Air filters including filters configured for both radial and axial sealing
05/16/1995US5415676 Mist collector cartridge
05/16/1995US5415675 Fragranced return air filters
05/16/1995US5414915 Needled felt filter bags and method for forming same
05/10/1995EP0651665A1 Hygroscopic cartridge particularly for filters for medical use
05/10/1995EP0552324B1 Air filter device
05/10/1995EP0514412B1 Filter insert
05/10/1995EP0496856B1 Process and device for complete, dry desulphuration of combustion waste gases containing SO2 and dust
05/10/1995CN2196508Y high-efficient purification smog-inhaling device
05/09/1995US5413619 Parts cleaning apparatus
05/09/1995US5413001 Method and apparatus for sampling gas from a hot dust-filled gas stream
05/04/1995DE4403095A1 Dust filter system for heaters
05/04/1995DE4344659C1 Filter fan for fitting to splashproof housings or switchgear cabinets (electronics cabinets)
05/04/1995DE4336595A1 Multilayer, bulky filter material
05/03/1995EP0650756A1 Support cage for fiber glass tube filter for filtering gas
05/03/1995EP0650755A1 Filter assembly and method of making a filter assembly
05/03/1995EP0650751A2 Filter apparatus
05/03/1995CN2195971Y Rolling curtain type filtration system with automatic dust removing function