Liquid purification or separation – Filter – With residue removing means or agitation of liquid
Patent
1976-04-26
1977-09-20
Spear, Jr., Frank A.
Liquid purification or separation
Filter
With residue removing means or agitation of liquid
55243, 134 93, B01D 3500, B01D 4604
Patent
active
040495558
ABSTRACT:
Apparatus is disclosed comprising a reusable filter insertable in an enclosure having openings therein for the passage of a cleaning fluid through the filter and out of the enclosure. The enclosure may comprise a cylinder into which the filter is inserted.
The filter element in one embodiment comprises a resilient filter windable on itself for insertion in the enclosure which may comprise a cylindrical enclosure.
REFERENCES:
patent: 3075534 (1963-01-01), Habostad
patent: 3255810 (1966-06-01), Rowbottam
patent: 3586012 (1971-06-01), Paule
patent: 3820552 (1974-06-01), Lang et al.
Burks Richard W.
Lawrence Peska Associates Inc.
Spear, Jr. Frank A.
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