Waste water treating process scheme

Details Waste water treating process scheme Waste water treating process scheme

1988-12-29

1991-01-08

Kratz, Peter

Liquid purification or separation

Processes

Treatment by living organism

210615, 210631, 435167, C02F 330

Patent

active

049832972

ABSTRACT:
Waste water, such as water separated from crude oil at a production well which comprises an alkali metal component, a Group II A metal component, organic pollutants and insoluble oils and solids, is treated by the sequential steps of oils and solids removal, H.sub.2 S removal, anaerobic treatment and aerobic treatment.

REFERENCES:
patent: 4137158 (1979-01-01), Ishida et al.
patent: 4315823 (1981-02-01), Witt et al.
patent: 4351729 (1982-09-01), Witt
patent: 4384956 (1983-05-01), Mulder
patent: 4585063 (1986-04-01), Venardos et al.
patent: 4597872 (1986-07-01), Anderson et al.
patent: 4735723 (1988-04-01), Mulder

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