Air filters

Details Air filters Air filters

1980-03-12

1985-02-12

Nozick, Bernard

Gas separation

With means securing or retaining separating media

Unit or cohesive sheet-like media in flow line or frame

55521, B01D 4610

Patent

active

044989156

ABSTRACT:
A generally tubular pleated paper filter element is constructed in the form of a frustrum of a cone having an aspect ratio (the ratio of element length to base diameter) in the range 1.5 to 2.5 and an included angle in the range 2 to 5 degrees.

REFERENCES:
patent: 4200444 (1980-04-01), Witchell
Donaldson Konepac Air Cleaner, Donaldson Co., Inc., Minneapolis, Minn., pp. 1-4, Dated 11/15/77.

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