Liquid purification or separation – Processes – Treatment by living organism
Patent
1989-05-03
1991-08-13
Wyse, Tom
Liquid purification or separation
Processes
Treatment by living organism
210638, 210639, 210668, 210759, C02F 300
Patent
active
050394169
ABSTRACT:
The invention relates to a process for treating industrial waste water which comprises either: (a) pre-treating the waste water with at least two different pre-treatments selected from adsorption, membrane filtration and oxidation and then, biologically purifying the waste water or, (b) neutralizing and biologically purifying the waste water and then after-treating the waste water either by membrane filtration in combination with adsorption or oxidation or, by oxidation optionally in combination with adsorption or filtration on a nanofiltration membrane or, by filtration on a nanofiltration membrane.
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Loew Richard
Samhaber Wolfgang
Wyss Anton
Furman Diane E.
Sandoz Ltd.
Sharkin Gerald D.
Vila Richard E.
Wyse Tom
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