Knitted felt filtration media

Details Knitted felt filtration media Knitted felt filtration media

1998-01-28

2000-03-14

Smith, Duane S.

Gas separation

Specific media material

Fibrous or strand form

26 29R, 66 8, 66170, 55528, 55DIG5, 55DIG43, 210499, B01D 3908

Patent

active

060367393

ABSTRACT:
An improved filter media that is stable in both the lengthwise and widthwise directions and that does not stretch or similarly distort during pressure stops and starts. The filter media is formed from a circular knitted felt fabric having a napped face and a knitted back.

REFERENCES:
patent: 4181514 (1980-01-01), Lefkowitz et al.
patent: 4225642 (1980-09-01), Hirakawa
patent: 4284507 (1981-08-01), Beane
patent: 4322232 (1982-03-01), Beane
patent: 4597784 (1986-07-01), Albrecht et al.
patent: 5230226 (1993-07-01), Saarikettu
Handbook of Material Trade Names, Supplement IV, ed. Zimmerman et al., Industrial research Service, Inc. Dover, New Hampshire, 1965, p. 184, 1965 .

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