Polymeric and cellulosic fiber material for removing oil from wa

Details Polymeric and cellulosic fiber material for removing oil from wa Polymeric and cellulosic fiber material for removing oil from wa

Filed on

1976-09-14

Date issued

1978-01-24

Examiner

Adee, John

Patent Class

Liquid purification or separation

SubClass

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

SubSubClass

Responsive to fluid flow

Other Related Categories

210505, 210DIG26, 252427, E02B 1504

Type

Patent

Status

active

Patent number

040702871

Description

ABSTRACT:
Material comprising blends of polymeric and cellulosic fibers is disclosed which is particularly suited for removing oil from aqueous mixtures thereof. The fibers are binded into a web or mat-like structure or blended in an unbonded form and retained by a fine mesh net-like enclosure. The polymeric fiber may be a foamed fiber and a method for producing foamed polymeric fibers is disclosed.

REFERENCES:
patent: 3371468 (1968-03-01), Shropshire
patent: 3494863 (1970-02-01), Greenman
patent: 3617566 (1971-11-01), Oshima
patent: 3630891 (1971-12-01), Peterson
patent: 3764527 (1973-10-01), Sohl
patent: 3770575 (1973-11-01), Ball
patent: 3795575 (1974-03-01), Gouw
patent: 3960722 (1976-06-01), Tomikawa

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