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Class Information
Number: 55/520
Name: Gas separation > Spiral filter media
Description: Apparatus comprising a filter element which is rolled or wound either in face-to-face or spaced relation to form one or more spiral convolutions.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7615091 |
Filter element, air cleaner, and methods |
Nov. 10, 2009 |
| 7597745 |
Filter materials for adsorbing hydrocarbons |
Oct. 6, 2009 |
| 7588619 |
Cross-flow filter media and filter assembly |
Sep. 15, 2009 |
| 7569090 |
Method of forming filter arrangements; and, apparatus |
Aug. 4, 2009 |
| 7488365 |
Filter element using corrugated media sheet |
Feb. 10, 2009 |
| 7485168 |
Cabin air filter |
Feb. 3, 2009 |
| 7481863 |
Air filter |
Jan. 27, 2009 |
| 7396377 |
Compact filter comprising a square seal |
Jul. 8, 2008 |
| 7287684 |
Filter cartridge assembly and method of manufacture |
Oct. 30, 2007 |
| 7279022 |
Spiraltrap: devices and methods for the trapping particulate matter in exhaust and of other pollutants |
Oct. 9, 2007 |
| 7258719 |
Filter and forming system |
Aug. 21, 2007 |
| 7163625 |
Filtration device |
Jan. 16, 2007 |
| 7160361 |
Evaporative emission treatment device |
Jan. 9, 2007 |
| 7108738 |
Filter element and mounting method |
Sep. 19, 2006 |
| 7077885 |
Gas/liquid phase separator and the fuel cell-based power production unit equipped with one such separator |
Jul. 18, 2006 |
| 7052532 |
High temperature nanofilter, system and method |
May. 30, 2006 |
| 7025797 |
Folded mesh filter for particulates |
Apr. 11, 2006 |
| 7014685 |
Filter element and mounting method |
Mar. 21, 2006 |
| 6989097 |
Feed spacers for filtration membrane modules |
Jan. 24, 2006 |
| 6986428 |
Fluid separation membrane module |
Jan. 17, 2006 |
| 6966940 |
Air filter cartridge |
Nov. 22, 2005 |
| 6887343 |
Filter coating, winding, finishing and manufacturing system |
May. 3, 2005 |
| 6883321 |
Filter assembly for exhaust gases |
Apr. 26, 2005 |
| 6787216 |
Method for manufacturing multiple channel membranes, multiple channel membranes and the use thereof in separation methods |
Sep. 7, 2004 |
| 6776815 |
Particulate filter |
Aug. 17, 2004 |
| 6758874 |
Rotating filter feature for wet/dry vacuum cleaner |
Jul. 6, 2004 |
| 6582490 |
Pre-form for exhaust aftertreatment control filter |
Jun. 24, 2003 |
| 6540816 |
Regenerable filter with localized and efficient heating |
Apr. 1, 2003 |
| 6521006 |
Vacuum cleaner |
Feb. 18, 2003 |
| 6398852 |
Device for air cleaning |
Jun. 4, 2002 |
| 6391200 |
Filter and method of filtering a fluid |
May. 21, 2002 |
| 6361589 |
Device for air cleaning |
Mar. 26, 2002 |
| 6203600 |
Device for air cleaning |
Mar. 20, 2001 |
| 6159261 |
Filter cartridge |
Dec. 12, 2000 |
| 6068771 |
Method for sealing spiral wound filtration modules |
May. 30, 2000 |
| 6039870 |
Radial wound fiber disk |
Mar. 21, 2000 |
| 5997991 |
Deodorizing material |
Dec. 7, 1999 |
| 5972081 |
Negligible pressure drop absorber |
Oct. 26, 1999 |
| 5954847 |
Radial air filter |
Sep. 21, 1999 |
| 5935300 |
Separation Apparatus |
Aug. 10, 1999 |
| 5916531 |
Spiral fixed-bed module for adsorber and catalytic reactor |
Jun. 29, 1999 |
| 5908480 |
Particulate trap for diesel engine |
Jun. 1, 1999 |
| 5904751 |
Separation apparatus |
May. 18, 1999 |
| 5902364 |
Conical filter |
May. 11, 1999 |
| 5866000 |
Apparatus for separating dispersed liquid from a continuous fluid |
Feb. 2, 1999 |
| 5866230 |
Extruded honeycomb body of ceramic and/or metallic material with increased flexibility |
Feb. 2, 1999 |
| 5855635 |
Non-blocking filter |
Jan. 5, 1999 |
| 5833853 |
Radial-flow filter and method of manufacture |
Nov. 10, 1998 |
| 5824232 |
Corrugated filter sheet configured into a cylindrical filter media having near circular concentric channels |
Oct. 20, 1998 |
| 5728199 |
Insert for air flow ducts |
Mar. 17, 1998 |
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