Oil-containing waste water treating material consisting of modif

Liquid purification or separation – Processes – Ion exchange or selective sorption

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Details

210502, 252428, C02F 128

Patent

active

043200117

ABSTRACT:
An oil-containing waste water treating material, comprising an active carbon upon whose surface is chemically bonded at least one nitrogenous compound which is an amine or a quaternarized derivative thereof.

REFERENCES:
patent: 3479299 (1969-11-01), Rivin et al.
patent: 3491031 (1970-01-01), Stoneburner
patent: 3755161 (1973-08-01), Yokota et al.
patent: 3813347 (1974-05-01), Hayes
patent: 3901818 (1975-08-01), Durand et al.
patent: 3996161 (1976-12-01), Chia
patent: 4076892 (1978-02-01), Fennimore et al.

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