Activated-sludge process for wastewater treatment

Liquid purification or separation – Processes – Treatment by living organism

Patent

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Details

210622, 210625, 210631, 210903, C02F 312

Patent

active

045004277

ABSTRACT:
An activated-sludge process for wastewater treatment comprising the steps of:

REFERENCES:
patent: 3401113 (1968-09-01), Pruessner et al.
patent: 3959124 (1976-05-01), Tchobanoglous
patent: 3980556 (1976-09-01), Besik
patent: 4290884 (1981-09-01), Mandt
patent: 4341632 (1982-07-01), Gregor et al.

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