Filter

Details Filter Filter

1984-07-31

1985-11-12

Miles, Tim

Liquid purification or separation

Structural installation

Closed circulating system

210266, 210317, 210409, 2104162, 2104931, B01D 3502

Patent

active

045526575

ABSTRACT:
A filter comprising a filter case the interior of which is divided by a separator into upper and lower filtration chambers, a compact filter material of a cylindrical shape disposed in said upper filtration chamber so as to define on both outer and inner sides thereof a non-purification chamber communicating with upper suction ports formed at the upper part of said filter case and a purification chamber communicating with a drain pipe disposed on the upper surface of said filter case and having a large capacity, and a coarse filter material housed in said lower filtration chamber and serving also as a weight, said lower filtration chamber communicating with said purification chamber through passage ports formed in said separator while communicating with lower suction ports formed in a bottom surface of said filter case, said purification chamber communicating with an air feed port connected to an air pump.

REFERENCES:
patent: 2538575 (1951-01-01), Kracklauer
patent: 3313421 (1967-04-01), Falkenberg et al.
patent: 3333701 (1967-08-01), Scafuro
patent: 3554375 (1970-01-01), Willinger
patent: 4035298 (1977-07-01), Cloke et al.
patent: 4206054 (1980-06-01), Moore et al.
patent: 4276163 (1981-06-01), Gordon

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