Air filter device

Details Air filter device Air filter device

1994-12-27

1996-06-04

Bushey, C. Scott

Gas separation

Plural serial basically diverse separating media

Plural stages in unitary casing

55336, 55498, 55521, B01D 4600

Patent

active

055229093

ABSTRACT:
An air filter device. The device includes a flat, closed top and an axially aligned open base larger in diameter than the top. Frusto conical filter media extends between the top and the base, the filter media having an axis aligned with the top and the base. An axially aligned, inverted cone extends from the flat, closed top toward the base.

REFERENCES:
patent: 2717148 (1955-09-01), Hall
patent: 2824622 (1958-02-01), Buckman
patent: 3640396 (1972-02-01), Brownell
patent: 3799354 (1974-03-01), Buckman et al.
patent: 4151095 (1979-04-01), Wright
patent: 4710297 (1987-12-01), Suzuki et al.
patent: 4783207 (1988-11-01), Nagashima et al.
patent: 5106397 (1992-04-01), Jaroszczyk et al.
patent: 5128039 (1992-07-01), Gabrielson
patent: 5320657 (1994-06-01), Adams

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