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Class Information
Number: 55/DIG.45
Name: Gas separation > Woven filter mediums
Description:










Patents under this class:

Patent Number Title Of Patent Date Issued
7364608 Chemical filter and method for manufacturing same Apr. 29, 2008
7344580 Filter unit Mar. 18, 2008
7279021 Suction device/blower Oct. 9, 2007
7279028 Electrostatic filter Oct. 9, 2007
7004995 Triboelectric charging of wovens and knitted fabrics Feb. 28, 2006
6916363 Air filter Jul. 12, 2005
6540807 Anti-mold and anti-bacteria air filter Apr. 1, 2003
6387144 Enhanced performance fibrous filter media and extended life fluid filter assembly May. 14, 2002
6293983 Filter assembly having a disposable pre-filter Sep. 25, 2001
6165244 Filter media with fluid stream positioned fibers Dec. 26, 2000
6074449 Filter material containing a polycyanoaryl ether Jun. 13, 2000
5882519 Meltblown ionomer microfibers and non-woven webs made therefrom for gas filters Mar. 16, 1999
5837018 Oil mist separating element Nov. 17, 1998
5820645 Pleatable nonwoven composite article for gas filter media Oct. 13, 1998
5492551 Air filter assembly Feb. 20, 1996
5482622 Filter for installation in an annular groove Jan. 9, 1996
5240610 Flexible tubular filtering material Aug. 31, 1993
5230226 Method for manufacturing a filter resistant to high temperature Jul. 27, 1993
4902306 Dual-dipole electrostatic air filter Feb. 20, 1990
4838907 High efficiency industrial vacuum cleaner Jun. 13, 1989
4756726 Regenerable dehumidifier Jul. 12, 1988
4755114 Sealed type scroll compressor with wire mesh oil separating member Jul. 5, 1988
4592949 Vinylidene fluoride resin split yarn, process for production thereof and filter comprising the same Jun. 3, 1986
4582747 Dust-proof fabric Apr. 15, 1986
4398931 Ceramic fabric filter Aug. 16, 1983
4342574 Hot gas filter Aug. 3, 1982
4340402 Disposable air filter Jul. 20, 1982
4277266 Ultra filtration unit comprising a tubular filter element Jul. 7, 1981
4225642 Raised and fused fabric filter and process for producing the same Sep. 30, 1980
4167482 Filtering method and apparatus Sep. 11, 1979
4126499 Method of manufacture of a rigid, perforated cloth Nov. 21, 1978
4046525 Method for adsorbing harmful substance Sep. 6, 1977
4025679 Fibrillated polytetrafluoroethylene woven filter fabric May. 24, 1977
4022596 Porous packing and separator medium May. 10, 1977
3960001 Bag filter leak detection Jun. 1, 1976











 
 
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