Aeration device

Details Aeration device Aeration device

1979-03-02

1981-09-22

Castel, Benoit

Liquid purification or separation

Recirculation

From bottom of separator

210219, 210220, 261 36R, 261 87, 261 93, C02F 316, B28B 126

Patent

active

042908850

ABSTRACT:
An efficient apparatus related in general to introducing gas into a body of liquid and more particularly to aerating wastewater contained in an activation basin by means of interacting surface agitation and gas entrainment.

REFERENCES:
patent: 2144386 (1939-01-01), Nordell
patent: 2530814 (1950-11-01), DeBecze et al.
patent: 2802647 (1957-08-01), Bolton
patent: 2928661 (1960-03-01), McLaren
patent: 3218042 (1965-11-01), Ciabattari
patent: 3341450 (1967-09-01), Ciabattari et al.
patent: 3497185 (1970-02-01), Divelt
patent: 3780998 (1973-12-01), Botsch
patent: 3865721 (1975-02-01), Kaelin
patent: 4021349 (1977-05-01), Kaelin
patent: 4117048 (1978-09-01), Stockner et al.

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