Liquid purification or separation – Structural installation – Closed circulating system
Patent
1989-01-30
1990-05-08
Hart, Charles
Liquid purification or separation
Structural installation
Closed circulating system
210186, 210DIG17, B01D 3518
Patent
active
049236032
ABSTRACT:
An improved oil filter and cooler comprising an oil filter cartridge having a jacket formed with a plurality of helical tubes circling about the exterior of a filter element and serving to gradually transport oil from the filter inlet port to the bottom of the jacket to provide cooling of said oil and allowing the oil to pass upwardly through said filter element to the filter outlet port.
REFERENCES:
patent: 1344982 (1920-06-01), Brown
patent: 3482699 (1969-12-01), Kauffman et al.
patent: 4191648 (1980-03-01), Kaplan et al.
patent: 4452697 (1984-06-01), Conrad
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