Liquid purification or separation – Plural distinct separators – Filters
Patent
1977-11-25
1979-01-23
Hart, Charles N.
Liquid purification or separation
Plural distinct separators
Filters
210350, 210352, 210385, 210447, 55351, 55353, B01D 2502, B01D 2902
Patent
active
041360346
ABSTRACT:
A high volume low pressure drop filter is provided which comprises a housing containing a plurality of filter panels hinged in accordian form. The filter panels in filtering position have an upwardly facing V-configuration. The panels are readily replaced by moving the active panels into an inactive position and drawing a fresh pair of panels into the position occupied by the panels which were removed.
REFERENCES:
patent: 1925793 (1933-09-01), Dahlman
patent: 2201628 (1940-05-01), McCormick et al.
patent: 2340592 (1944-02-01), Holm et al.
patent: 2463723 (1949-03-01), Spraragen
patent: 2907408 (1959-10-01), Engle et al.
patent: 3221887 (1965-12-01), Schade
patent: 3249228 (1966-05-01), Arvanitakis
patent: 3470680 (1969-10-01), Avera
Hart Charles N.
Sadowski David R.
The Dow Chemical Company
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