Process for biological purification of waste water

Details Process for biological purification of waste water Process for biological purification of waste water

1978-06-20

1980-02-26

Hart, Charles N.

Liquid purification or separation

With alarm, indicator, register, recorder, signal or...

Responsive to fluid flow

71 12, 210 10, 210 12, 210 18, 210 48, 426807, C02C 106

Patent

active

041905288

ABSTRACT:
Process for the biological purification of waste water in which a suspension of the surplus sludge formed during the purification is hydrolyzed in a basic medium and at elevated temperatures.

REFERENCES:
patent: 2012621 (1935-08-01), Bennett
patent: 3522173 (1970-07-01), Lindman et al.
patent: 3622507 (1971-11-01), Pasveer
patent: 4038180 (1977-07-01), Talbert
patent: 4093544 (1978-06-01), Ross
patent: 4119495 (1978-10-01), Belyaev et al.

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