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Class Information
Number: 96/67
Name: Gas separation: apparatus > Electric field separation apparatus (e.g., electrical precipitator, electrostatic type, etc.) > Including gas flow distribution means > Collecting electrode modifies gas flow > Total flow of gaseous fluid mixture through interstitial or porous collector > Zigzag running length
Description: Apparatus in which the collecting electrode is shaped or positioned to provide a substantially uninterrupted surface of zigzag configuration.

Patents under this class:
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Patent Number Title Of Patent Date Issued
8623125 Electrode for plasma generation Jan. 7, 2014
8409336 Air filter system Apr. 2, 2013
8105425 Air filter formed by slit and expanded layers of electrostatically enhanced material Jan. 31, 2012
8070861 Active field polarized media air cleaner Dec. 6, 2011
8021455 Filter element and method Sep. 20, 2011
7951229 Air filter formed from slit and expanded layers of electrostatically enhanced material May. 31, 2011
7896957 Air purifier Mar. 1, 2011
7883572 Cleanable dust filter comprising a zigzag pleated filter pack Feb. 8, 2011
7862650 Woven electrostatic oil precipitator element Jan. 4, 2011
7857892 Air pollution sensor system Dec. 28, 2010
7815720 Dual-filter electrically enhanced air-filtration apparatus and method Oct. 19, 2010
7815719 Ionization detector for electrically enhanced air filtration systems Oct. 19, 2010
7691186 Conductive bead active field polarized media air cleaner Apr. 6, 2010
7691168 Highly charged, charge stable nanofiber web Apr. 6, 2010
7686869 Active field polarized media air cleaner Mar. 30, 2010
7655076 Device for air cleaning Feb. 2, 2010
7608135 Air conditioning system with modular electrically stimulated air filter apparatus Oct. 27, 2009
7531028 Air conditioning system with modular electrically stimulated air filter apparatus May. 12, 2009
7364607 Wrought fiber sheet and filter unit Apr. 29, 2008
7160363 Electrostatic filter construction Jan. 9, 2007
7156898 Low pressure drop deep electrically enhanced filter Jan. 2, 2007
7025806 Electrically enhanced air filtration with improved efficacy Apr. 11, 2006
7014688 Air cleaning device Mar. 21, 2006
7008469 Portable air filtration system utilizing a conductive coating and a filter for use therein Mar. 7, 2006
7008465 Cleanable high efficiency filter media structure and applications for use Mar. 7, 2006
6989051 Portable air filtration system Jan. 24, 2006
6932850 Pleated filter and a method for making the same Aug. 23, 2005
6793715 Equipment air filter Sep. 21, 2004
6749669 Air cleaning device Jun. 15, 2004
6663695 Apparatus for cleaning air and for humidifying air Dec. 16, 2003
6660061 Vapor purification with self-cleaning filter Dec. 9, 2003
6635106 Dust collecting apparatus and air-conditioning apparatus Oct. 21, 2003
6589317 Structured surface filtration media array Jul. 8, 2003
6585803 Electrically enhanced electrostatic precipitator with grounded stainless steel collector electrode and method of using same Jul. 1, 2003
6579350 Air laid/wet laid gas filtration media Jun. 17, 2003
6524488 Method of filtering certain particles from a fluid using a depth loading filtration media Feb. 25, 2003
6514324 High efficiency active electrostatic air filter and method of manufacture Feb. 4, 2003
6497754 Self ionizing pleated air filter system Dec. 24, 2002
6491743 Electronic cartridge filter Dec. 10, 2002
6454839 Electrofiltration apparatus Sep. 24, 2002
6428610 Hepa filter Aug. 6, 2002
6364935 Method and device for cleaning of a gaseous fluid Apr. 2, 2002
6361589 Device for air cleaning Mar. 26, 2002
6322615 High efficiency permanent air filter and method of manufacture Nov. 27, 2001
6149697 Removal of suspended fine particles from gases by turbulent deposition Nov. 21, 2000
6068674 Removal of suspended fine particles from gases by turbulent deposition May. 30, 2000
6056809 High efficiency permanent air filter and method of manufacture May. 2, 2000
6036752 Pleated filter Mar. 14, 2000
5855653 Induced voltage electrode filter system with disposable cartridge Jan. 5, 1999
5630866 Static electricity exhaust treatment device May. 20, 1997

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