Patents
Sitemap › B01 - Physical or chemical processes or apparatus in general › B01D - Separation › B01D 46 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
Patents for B01D 46 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours (42,125)
11/1999
11/24/1999CN1235860A Screw type duster
11/18/1999DE19822089A1 Coated filter element for removing fine particles from gases and liquids
11/18/1999DE19821869A1 Filter unit for removal of soot from diesel exhaust gases
11/18/1999DE19821676A1 Filterkassette mit einem in einen biegesteifen Rahmen eingesetzten Filterelement Filter cartridge with a filter element inserted in a rigid frame
11/18/1999DE19820804A1 Monitoring of residual dust in recycled air
11/18/1999DE19819980A1 Filter zum Entstauben von ein partikelförmiges Gut enthaltender Prozeßluft in einer Prozeßapparatur und derartige Prozeßapparatur Filter for removing dust from a particulate Good-containing process air in a process and apparatus such processing apparatus
11/17/1999EP0957241A2 Particulate trap for diesel engine
11/17/1999EP0956893A1 Filter cartridge comprising a filter element inserted in a rigid frame
11/17/1999EP0956892A1 Filtering device
11/17/1999EP0956138A1 Air cleaning element of the filter cartridge type
11/17/1999EP0956137A1 Filter cassette
11/17/1999EP0851786B1 Pleated filter assembly
11/17/1999CN2349478Y Non-easy blocked oil-filtering net for cooking fume exhauster
11/17/1999CN1235060A Method for determining filter replacement time of air
11/17/1999CN1046427C Air filter sealing groove
11/16/1999US5985112 Dispersing nanofibers and scaffold particulates in medium to form suspension, separating medium from suspension to form packed bed.
11/16/1999US5985004 Mist eliminator
11/16/1999US5984991 High-efficiency air filter
11/16/1999US5984990 Having intake grates inserted within rigid top disposed adjacent to each edge, blower mounted in enclosure, air flow chamber containing dust removing filters fluidly communicated with grates and blower, exhaust grate
11/16/1999CA2062579C In-line filter device for compressed air having mist filter and air collector
11/16/1999CA2003741C In-line filter device for compressed air
11/11/1999WO1999056852A1 Process apparatus with an outgoing-air filter
11/11/1999DE19820580A1 Regenerable gas filter made of composite material based on permeable carrier
11/11/1999DE19819583A1 Air filter for internal combustion engines
11/10/1999EP0955078A1 Filter for fluids having differentiated filtration regions
11/10/1999CN2347645Y Rotaty air filter
11/09/1999US5980759 Dual media filter cartridge construction
11/09/1999US5980745 Wire mesh filter
11/09/1999US5980618 Air filter with failsafe filtered pressure tap
11/09/1999US5980598 Filter cleaning system including individually driven belt mounted extending nozzles
11/09/1999CA2097975C Gas processing device through contact with solid particles
11/09/1999CA2044780C Air freshener dispenser with replaceable cartridge exhaustion alarm
11/04/1999WO1999055444A1 Cartridge filter
11/04/1999WO1999055443A1 Mechanical separator for stack effluents and related method for making same
11/04/1999WO1999055442A1 Annular gap injector
11/04/1999DE19817593A1 Non-woven filtration web of organic polymer bonded quartz fiber suitable for apparatus for continuous monitoring of flowing gas e.g. for atmosphere testing
11/03/1999EP0953737A1 Process and device for the local and controlled regeneration of a particles filter
11/03/1999EP0953372A1 Apparatus for forming pleats of variable height
11/03/1999EP0952911A1 Method for producing a composite body
11/03/1999EP0952882A1 Device for separating liquid particles from a gas stream
11/03/1999EP0740574B1 Filter housing
11/02/1999US5976221 Apparatus for separating a gas mixture into components by permeation through a membrane.
11/02/1999US5976220 That uses a membrane to exchange gas constituents through a diffusion process while substantially blocking particle transfer.
11/02/1999US5975311 Filter to be inserted into a pipe and heat exchanger equipped with a filter of this kind
10/1999
10/29/1999CA2237254A1 High efficiency filter cartridge
10/28/1999WO1999054022A1 Filtration unit for removing contaminants from fluids
10/28/1999DE19828840C1 Pressurized filter housing has spacer and rod separation arrangement
10/27/1999EP0951953A1 Method and device for removing contaminated surface layers
10/27/1999EP0951932A2 Filter and method for the fabrication thereof
10/27/1999EP0951931A1 Particles filter for gas
10/27/1999EP0951355A1 Catalytically active permeable composite material, method for producing said composite material, and use of the same
10/27/1999EP0951335A1 Air filter
10/27/1999EP0951334A1 Filter and filter basket securing device
10/27/1999EP0900117A4 Control systems for operating gas cleaning devices
10/27/1999CN2345268Y High-efficient fibre separator
10/26/1999US5972063 For filtering particulate materials from gas flow streams as in air intake streams to motorized vehicle engines, power generation equipment, gas turbines and for filtering industrial exhaust gases
10/26/1999US5972059 Air filter assembly
10/26/1999US5971839 Dust containment vacuum system
10/26/1999US5970625 Automated air filtration and drying system for waterborne paint and industrial coatings
10/21/1999DE19817580A1 Electro-filter for liquid or gas flows
10/21/1999DE19816871A1 Disposable filter cartridge for medical and domestic use
10/20/1999EP0950863A2 Mounting device for a filter in an extractor hood
10/20/1999EP0949958A1 Method and device for cleaning exhaust air by separating particles and pollutant gases
10/20/1999EP0759121B1 Air filter
10/20/1999CN2344075Y Removable air filtering screen
10/20/1999CN1232407A Filter medium and air filter unit using same
10/19/1999US5968217 Expandable filter cartridge
10/19/1999US5968215 Combined inlet outlet air filter element
10/19/1999US5966773 H.V.A.C. duct cleaning system
10/19/1999CA2180895C Self-cleaning belt filter and method
10/19/1999CA2155196C Air filter and method of producing the same
10/14/1999WO1999051543A2 Dimensionally stable, cross-flow permeable fluid treatment element, especially a hot liquid filter element
10/14/1999WO1999051322A1 Filter element module for filtering hot fluids
10/14/1999WO1999051321A1 Device for cleaning the filtering elements of an industrial air filter
10/14/1999DE19816238A1 Versteifungsleiste für ein Filterelement mit zick-zack-förmig gefaltetem Filterbahnmaterial Stiffening strip for a filter element having a zigzag-shaped folded filter web material
10/13/1999EP0948986A1 Folded Filter
10/13/1999EP0948985A1 Stiffening strip for a filter element with pleated filter material
10/13/1999CN2342873Y Automatic dust cleaning discharging device for dust collector
10/13/1999CN2342872Y Air filter with filtering film handy to mount and detach
10/13/1999CN2342871Y Waste cotton trap for cotton sucking tube of cleaner
10/12/1999US5964927 Adsorption apparatus
10/12/1999US5964910 Diffusing filter for downdraft air moving appliances
10/12/1999US5964909 Filter cartridge sealing method
10/12/1999US5964302 Filter regulator for a pneumatic tool
10/07/1999DE19826002A1 Hochleistungs-Kompakt-Cybagfilter High Performance Compact Cybagfilter
10/07/1999DE19815380A1 Filterelementemodul für die Heißfluidfiltration Filter elements module for the hot fluid filtration
10/07/1999DE19815377A1 Formstabiles, durchströmungsporöses Fluidbehandlungselement, insbesondere Heißfluid-Filterelement Dimensionally stable, permeable porous fluid treatment element, in particular hot fluid filter element
10/07/1999DE19815247A1 Filter belt for use in water filtration
10/07/1999DE19812850A1 Metallic fine filter medium for filtering solids from fluids
10/06/1999EP0947781A1 Air conditioner
10/06/1999EP0947366A2 Air filter assembly for automotive fuel vapour recovery system
10/06/1999EP0947232A2 Oil removing filter with associated pressure valve for compressed air supply systems
10/06/1999EP0946270A1 Permeable composite material, method for producing said composite material, and use of the same
10/06/1999EP0946257A1 Diffusional gas transfer system and method of using same
10/06/1999EP0946253A1 Filtering device with open-ended filter tubes
10/06/1999EP0946252A1 Filter insert
10/06/1999EP0946245A1 Snap-on central pipe
10/06/1999EP0814892B1 Self-cleaning filter for pneumatic circuits
10/06/1999CN1230450A Electrostatic dust collector
10/05/1999US5962129 Which has a relatively low viscosity, is flexible in a thin bead or film and adheres well to a variety of porous substrates while maintaining a high oxygen index and low smoke generation for use in hepa filters.
1 ... 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 ... 422