Filter elements for gas or liquid

Details Filter elements for gas or liquid Filter elements for gas or liquid

1981-02-18

1982-11-23

Lacey, David L.

Liquid purification or separation

Filter

Supported, shaped or superimposed formed mediums

210450, 210491, 21049701, 210504, 210505, 210508, 55486, 55500, 55502, 55524, 162231, B01D 2916, B01D 4602

Patent

active

043604331

ABSTRACT:
A self-supporting tubular fibrous filter element consists of elongated fibers compacted in a direction parallel to the central axis of said tubular element to have a substantially constant density throughout the length and thickness of the tube with a majority of the fibers in parallel to one another in a circumferential direction about the said axis. When required, a perforated cylindrical support sheet is molded into at least one cylindrical face of the element.

REFERENCES:
patent: 2383066 (1945-08-01), McDermott
patent: 2933154 (1960-04-01), Lauterbach
patent: 3527027 (1970-09-01), Knight et al.
patent: 3815341 (1974-06-01), Hamano
patent: 3972694 (1976-08-01), Head
patent: 4070287 (1978-01-01), Wiegand
patent: 4102785 (1978-07-01), Head et al.
patent: 4111815 (1978-09-01), Walker et al.
patent: 4211661 (1980-07-01), Perry

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