Air filter apparatus

Details Air filter apparatus Air filter apparatus

1974-08-23

1976-07-13

Nuzick, Bernard

Gas separation

Multiple separators, each with discrete and longitudinally...

Filters

55387, 55418, 55479, 55484, 55517, B01D 4630

Patent

active

039690954

ABSTRACT:
An air filter apparatus comprising an inner sleeve having a number of small apertures, an externally tapered outer sleeve having a number of small apertures, said inner sleeve being inserted in said outer sleeve and fixed in position to form a double-wall cylinder, a funnel-shaped suction port disposed at the mouth edge of the inner sleeve on the side where the larger diameter of the outer sleeve exists and active carbon packed in a space between the inner and outer sleeves.

REFERENCES:
patent: 2016033 (1935-10-01), Christofferson
patent: 2214737 (1940-09-01), Dauphinee
patent: 2589229 (1952-03-01), Dauphinee
patent: 2600435 (1952-06-01), Shapiro
patent: 2686572 (1954-08-01), Cameron et al.
patent: 3094394 (1963-06-01), Innes et al.
patent: 3166382 (1965-01-01), Purse et al.
patent: 3319401 (1967-05-01), Bogardus
patent: 3538688 (1970-11-01), Stanley, Jr. et al.
patent: 3581476 (1971-06-01), Rivers

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