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Class Information
Number: 55/307
Name: Gas separation > Filter or apertured deflector unit discontinuous across gas flow within flow conduit
Description: Apparatus comprising a separator means positioned at least in part within a confined system fluid path, there being an unobstructed space between it and the side wall of the flow path as supported therein and being further comprised of a member or material having (1) multiple openings, pores or passages (2) massed discrete filter particles, or (3) a single opening therethrough.










Sub-classes under this class:

Class Number Class Name Patents
55/308 Multiple members serially spaced in flow conduit 29


Patents under this class:

Patent Number Title Of Patent Date Issued
8702830 Diesel exhaust filtering apparatus Apr. 22, 2014
8535401 Cooling air cleaner of an electronic device Sep. 17, 2013
8512450 Engine air particle separator Aug. 20, 2013
8425850 Large particle ash mitigation system Apr. 23, 2013
8293170 Scent distribution cartridge Oct. 23, 2012
8152882 Dust-catcher for blast furnace gas Apr. 10, 2012
7824635 Filter for exhaust gas from diesel engine and equipment Nov. 2, 2010
7678165 Particle separator using boundary layer control Mar. 16, 2010
7608122 Particle separators for gas turbine engines Oct. 27, 2009
7374593 Particle separator for a gas turbine engine May. 20, 2008
7183104 Separator and particle detection system Feb. 27, 2007
RE39313 Procedure and filter device for removal and/or destruction of organic substances in contaminated air Oct. 3, 2006
6968922 Exhaust apparatus for vehicle Nov. 29, 2005
6923911 Method of filtering air through an air passageway Aug. 2, 2005
6827025 Hatch cover for a railroad hopper car Dec. 7, 2004
6712884 Particle trap and process for separating particles out of an exhaust gas flow and honeycomb body and exhaust system having a particle trap Mar. 30, 2004
6507282 Filter monitoring system using a thermistor Jan. 14, 2003
6365119 Method of operating a catalytic converter Apr. 2, 2002
6251296 Apparatus and method for separating particles from a cyclonic fluid flow Jun. 26, 2001
6228260 Apparatus for separating particles from a cyclonic fluid flow May. 8, 2001
6179969 Procedure and filter device for removal and/or destruction of organic substances in contaminated air Jan. 30, 2001
5961675 High efficiency compact Cybagfilter Oct. 5, 1999
5665130 Riser terminator for internally circulating fluid bed reactor Sep. 9, 1997
5525133 Gas pipeline drip Jun. 11, 1996
5407456 Exhaust gas purifying device for vehicles Apr. 18, 1995
5401914 Vent for shielded enclosures Mar. 28, 1995
4778491 Continuously operated and cleaned filter apparatus Oct. 18, 1988
4581048 High-speed water separator Apr. 8, 1986
4523934 Filter-degasser Jun. 18, 1985
4454849 Canister for internal combustion engine Jun. 19, 1984
4341540 Vacuum cleaner accessory Jul. 27, 1982
4326865 Air intake unit for an internal combustion engine Apr. 27, 1982
4279629 Fire prevention filter for chimneys and the like Jul. 21, 1981
4165680 Fume extraction canopy with baffle deflector Aug. 28, 1979
3996015 Catalytic reactor with dirt trap Dec. 7, 1976
3972678 Apparatus for controlling odors Aug. 3, 1976
3954428 Precision aerosol divider May. 4, 1976











 
 
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