Liquid purification or separation – Filter – With pump – gas pressure – or suction source
Patent
1988-02-08
1989-04-25
Fisher, Richard V.
Liquid purification or separation
Filter
With pump, gas pressure, or suction source
2104934, 2104971, 210DIG5, B01D 2704
Patent
active
048245674
ABSTRACT:
An oil filter for connection in the fuel line between a fuel tank and an engine comprises an outer housing with an inlet for connection to the fuel tank and an outlet for connection in the supply line to the engine, an inner filter housing mounted in the outer housing with an open upper end for oil flow into the filter housing and an outlet at its lower end connected to the housing outlet, the filter housing containing a removable filter cartridge for filtering particles from the oil. A water collecting device is connected to the lower end of the outer housing. The filter cartridge is preferably a spirally wound roll of paper which substantially fills the inner housing.
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patent: 4502955 (1985-03-01), Schaupp
patent: 4668393 (1987-05-01), Stone
Filter Systems, Inc.
Fisher Richard V.
Millard Wanda L.
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