Oil-water separation filters

Details Oil-water separation filters Oil-water separation filters

1977-12-27

1980-07-15

Cintins, Ivars C.

Liquid purification or separation

With alarm, indicator, register, recorder, signal or...

Responsive to fluid flow

210 40, 210505, 210DIG26, 428297, 428304, C02B 902

Patent

active

042127335

ABSTRACT:
An oil-water separation filter, which comprises (1) a porous material comprising a sintered polyethylene powder bonded to (2) a fibrous layer having a thickness of about 0.5 to about 5 mm and a porosity of about 70 to about 90% comprising fibers having a water content of about 0.4 to about 5%, a critical surface tension of about 25 to about 45 dyne/cm and a fiber diameter of about 5 to about 30 .mu. or a mixture of the fibers and fibers having a water content of about 8 to about 15% and a fiber diameter of 5 to about 30 .mu..

REFERENCES:
patent: 3252270 (1966-05-01), Pall et al.
patent: 3862963 (1975-01-01), Hoshi et al.
patent: 3960722 (1976-06-01), Tomikawa et al.

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