Filter media and method for cleansing entrained oils from oil-in

Details Filter media and method for cleansing entrained oils from oil-in Filter media and method for cleansing entrained oils from oil-in

1982-05-10

1984-11-06

Adee, John

Liquid purification or separation

Processes

Ion exchange or selective sorption

210693, 210924, 2105021, 427220, 427314, 502401, B01J 3102

Patent

active

044811136

ABSTRACT:
Granular media are featured which cleanse oil from oil-in-water emulsions. These media comprise a glass or filter sand substrate. The substrate is treated with at least one trialkoxysilane wherein the alkoxy moiety comprises from 1 to 2 carbons. The granular media are backwashable to refresh their lipophilic properties.

REFERENCES:
patent: 3484371 (1969-12-01), Biegler
patent: 3562153 (1971-02-01), Tully et al.
patent: 3728208 (1973-04-01), Whittington et al.
patent: 3729411 (1973-04-01), Otrhaler
patent: 3922392 (1975-11-01), Kohlschutter et al.
patent: 3923688 (1975-12-01), Hammel
patent: 4017528 (1977-04-01), Unger et al.
patent: 4082660 (1978-04-01), Papirer

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