Reactor for the biological treatment of sewage

Details Reactor for the biological treatment of sewage Reactor for the biological treatment of sewage

1991-09-23

1993-03-23

Silverman, Stanley S.

Liquid purification or separation

Constituent mixture variation responsive

2101951, 210202, 210259, 210605, 210903, C02F 330

Patent

active

051961113

ABSTRACT:
Improved reactor for the biological treatment of sewage, intended to replace the aeration tank in plants comprising an anaerobic tank in which denitrification takes place, an anaeration tank where the nitrification of the effluents by aerobic bacteria is carried out and a final clarifier, which comprises a single tank having three separate zones which are, in the order in which the liquid to be treated passes through them successively:

REFERENCES:
patent: 3953327 (1976-04-01), Parker
patent: 3964998 (1976-06-01), Barnard
patent: 3994802 (1976-11-01), Casey et al.
patent: 4271026 (1981-06-01), Chen et al.
patent: 4548715 (1985-10-01), Stein

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