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Class Information
Number: 55/302
Name: Gas separation > With nonliquid cleaning means for separating media > Cohesive filter media cleaning > Pneumatic reverse flushing
Description: Apparatus in which a gasiform fluid is brought into contact with the media in a direction opposed to system fluid flow during separation.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7608121 |
HVAC system with moving filter |
Oct. 27, 2009 |
| 7608138 |
Device for measuring filter pressure loss |
Oct. 27, 2009 |
| 7588613 |
Movable filter system |
Sep. 15, 2009 |
| 7585343 |
Filter cleaning system and method |
Sep. 8, 2009 |
| 7582141 |
Diesel particulate filter pulse cleaner flow director system and method |
Sep. 1, 2009 |
| 7569093 |
Filtering particulate materials in continuous emission monitoring systems |
Aug. 4, 2009 |
| 7563295 |
Filter having inlet portion with diffuser elements |
Jul. 21, 2009 |
| 7534278 |
Granulator device for the treatment of powdered products |
May. 19, 2009 |
| 7521025 |
Honeycomb structural body |
Apr. 21, 2009 |
| 7517376 |
Reverse pulse cleaning of filter elements |
Apr. 14, 2009 |
| 7517393 |
Jet pulse chamber venturi dust collector |
Apr. 14, 2009 |
| 7513922 |
Air filter for electric welding |
Apr. 7, 2009 |
| 7503170 |
Structure for filtering an internal engine exhaust gases and associated exhaust line |
Mar. 17, 2009 |
| 7497886 |
Dust extraction for power tools |
Mar. 3, 2009 |
| 7485163 |
Nozzle and filter-type dust collector |
Feb. 3, 2009 |
| 7479170 |
Modular up-draft pressure pulse bag house |
Jan. 20, 2009 |
| 7468082 |
Self cleaning gas filtering system and method |
Dec. 23, 2008 |
| 7465328 |
Dust collector for a power tool |
Dec. 16, 2008 |
| 7462222 |
Filter service system |
Dec. 9, 2008 |
| 7459091 |
Molecular separator |
Dec. 2, 2008 |
| 7452831 |
Filter medium |
Nov. 18, 2008 |
| 7438735 |
Filter apparatus with automatic cleaning |
Oct. 21, 2008 |
| 7422626 |
Method and device for declogging filter |
Sep. 9, 2008 |
| 7410521 |
Filter service system and method |
Aug. 12, 2008 |
| 7410529 |
Filter service system and method |
Aug. 12, 2008 |
| 7410530 |
Apparatus for cleaning exhaust aftertreatment devices and methods |
Aug. 12, 2008 |
| 7402189 |
Autonomously-cleaned conditioning system |
Jul. 22, 2008 |
| 7393387 |
Particle filter cleaning apparatus |
Jul. 1, 2008 |
| 7384455 |
Filter service system and method |
Jun. 10, 2008 |
| 7371266 |
Apparatus for cleaning a diesel particulate filter with multiple filtration stages |
May. 13, 2008 |
| 7357829 |
Diesel particulate filter cleaning device and method |
Apr. 15, 2008 |
| 7354469 |
Vacuum conveyor device with a multi-stage filter system |
Apr. 8, 2008 |
| 7338544 |
Z-filter media with reverse-flow cleaning systems and methods |
Mar. 4, 2008 |
| 7326265 |
Method for cleaning the upstream surface of a particulate filter |
Feb. 5, 2008 |
| 7320717 |
Industrial scale honeycomb type dust collector |
Jan. 22, 2008 |
| 7309366 |
Bag cleaning compressed air nozzle |
Dec. 18, 2007 |
| 7300481 |
Method and device for cleaning filters for dust-laden waste gases |
Nov. 27, 2007 |
| 7296402 |
Diesel particulate filter service method |
Nov. 20, 2007 |
| 7294169 |
Electrical enhancement of fabric filter performance |
Nov. 13, 2007 |
| 7291267 |
Molecular separator |
Nov. 6, 2007 |
| 7282075 |
Z-filter media with reverse-flow cleaning systems and methods |
Oct. 16, 2007 |
| 7273514 |
Apparatus and method for filtering particulate and NOx emissions |
Sep. 25, 2007 |
| 7270692 |
Air filtration arrangements having fluted media constructions and methods |
Sep. 18, 2007 |
| 7269942 |
Wall flow particulate trap system |
Sep. 18, 2007 |
| 7208024 |
Floor care appliance with filter cleaning system |
Apr. 24, 2007 |
| 7195659 |
Reverse-flow cleaning systems and methods |
Mar. 27, 2007 |
| 7186281 |
Dust-removing device for the dust-collecting tank of a dust-collecting machine |
Mar. 6, 2007 |
| 7182799 |
Filter assembly comprising filter elements and a filter grid |
Feb. 27, 2007 |
| 7160355 |
Method and system for regenerating diesel particle filters |
Jan. 9, 2007 |
| 7147683 |
Back-flow valve and trigger for a cleaning machine |
Dec. 12, 2006 |
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