Liquid purification or separation – Processes – Ion exchange or selective sorption
Patent
1980-08-07
1982-03-16
Cintins, Ivars C.
Liquid purification or separation
Processes
Ion exchange or selective sorption
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.
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patent: 3901818 (1975-08-01), Durand et al.
patent: 3996161 (1976-12-01), Chia
patent: 4076892 (1978-02-01), Fennimore et al.
Sato Hiroshi
Shigeta Sadaaki
Takenaka Yasuo
Cintins Ivars C.
Mitsubishi Rayon Company Limited
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