Physical process

Details Physical process Physical process

1978-03-21

1980-01-22

Cuchlinski, Jr., William A.

Liquid purification or separation

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

Responsive to fluid flow

210500R, B01D 2908

Patent

active

041849531

ABSTRACT:
Sea water for injection into an oil field to maintain the pressure thereof is filtered through a filter element composed of polyester fibres. The diameter of the fibres is from 8 to 15 microns, the thickness of the element at least 7 mms and the density in the range 0.08 to 0.1 gm/cc.

REFERENCES:
patent: 2165772 (1939-07-01), Walsh et al.
patent: 3142612 (1964-07-01), Reiman
patent: 4025438 (1977-05-01), Gelman
patent: 4041560 (1977-08-01), Jacobsen
patent: 4070287 (1978-01-01), Wiegand et al.

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