Liquid purification or separation – Processes – Treatment by living organism
Patent
1982-04-13
1984-04-10
Castel, Benoit
Liquid purification or separation
Processes
Treatment by living organism
210 961, 210625, 210627, 210739, C02F 326
Patent
active
044420056
ABSTRACT:
A substantially constant loading waste water treatment process and apparatus subjects the waste water to treatment with recycled sludge and oxygen in an activation basin. The suspension is separated into sludge and effluent and a portion of the recycled sludge, when the waste loading exceeds a threshold value, is aerated before being introduced into the activation basin in a separate aerating basin.
REFERENCES:
patent: 1254841 (1918-01-01), Noble
patent: 2477815 (1949-08-01), Mallory
patent: 3047492 (1962-07-01), Gambrel
patent: 4130481 (1978-12-01), Chase et al.
Castel Benoit
Dubno Herbert
Linde Aktiengesellschaft
Ross Karl F.
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