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Class Information
Number: 55/477
Name: Gas separation > Strands or bristles with unsupported or free extremities (e.g., brush type)
Description: Apparatus in which a filter media through which the gas is constrained to pass comprises bristle like or strand like members held so that at least one extremity of each such member is not secured to a holder or support, e.g., a knot or tuft held by a ferrule.










Patents under this class:

Patent Number Title Of Patent Date Issued
8663354 Air filter Mar. 4, 2014
8349043 Turbine inlet air system Jan. 8, 2013
8105411 Fluid filter system and method Jan. 31, 2012
7927394 Apparatus and method for enhanced droplet collection in gas flows Apr. 19, 2011
7594941 Rotary gas cyclone separator Sep. 29, 2009
7588617 High efficiency grease filter cartridge Sep. 15, 2009
7314495 Process and device for eliminating the particles contained in a stream of fluid Jan. 1, 2008
7070636 Cyclonic vacuum cleaner with filter and filter sweeper Jul. 4, 2006
6451093 Centripetal demister Sep. 17, 2002
6432179 Vapor-adsorbent filter for reducing evaporative fuel emissions, and method of using same Aug. 13, 2002
6090183 Method and apparatus for processing exhaust gas produced during manufacturing of semi-conductor devices Jul. 18, 2000
6068674 Removal of suspended fine particles from gases by turbulent deposition May. 30, 2000
5922092 Bottom feed - updraft gasification system Jul. 13, 1999
5536298 Method of treating fine particle dust in manufacturing process of semiconductor elements and apparatus therefor Jul. 16, 1996
5480465 Air/foreign material separator Jan. 2, 1996
5464310 Conveyor conduit for bulk material to be pneumatically conveyed Nov. 7, 1995
5329765 Exhaust pipe assembly for treating the exhaust of an internal combustion engine Jul. 19, 1994
5219469 Filter medium having flock islands of fibers anchored by calotte shaped adhesive deposits Jun. 15, 1993
5181945 High-temperature fabric filter media Jan. 26, 1993
5145492 Apparatus for the treatment of filter sludge consisting predominantly of diatomite and method of operating same Sep. 8, 1992
5111547 Method for forming precision liquid/vapor separating bristle assembly May. 12, 1992
5085766 Filter for cleaning fluids Feb. 4, 1992
5030263 Motor vehicle filter element Jul. 9, 1991
4983290 Slit-tube filter Jan. 8, 1991
4981501 Adsorption filter with high air permeability Jan. 1, 1991
4976934 Nested, recirculating-fiber filter Dec. 11, 1990
4906263 Adsorption filter with high air permeability Mar. 6, 1990
4787920 Scrubber filter Nov. 29, 1988
4783259 Helical coil filter element Nov. 8, 1988
4322232 Filter bag and method for suppressing electrostatic charges Mar. 30, 1982
4289510 Internal loading cylindrical filter with unsupported tubular filter fabric Sep. 15, 1981
4284507 Knit pile filter Aug. 18, 1981
4229386 Mass or heat transfer or separation of solid or immiscible components from fluids Oct. 21, 1980
4167482 Filtering method and apparatus Sep. 11, 1979
4092246 Helically wound blood filter May. 30, 1978
3977847 Filtration method and apparatus Aug. 31, 1976
3942232 Vent structure fabrication method Mar. 9, 1976











 
 
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