Wastewater treatment

Details Wastewater treatment Wastewater treatment

1977-06-30

1978-12-19

Wyse, Thomas G.

Liquid purification or separation

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

Responsive to fluid flow

C02C 104

Patent

active

041304829

ABSTRACT:
A method of wastewater treatment employing multistage, partially submerged, rotating contactors wherein at least the attached biological slimes on the surfaces of the contactors in the first two stages are exposed to an oxygen enriched gaseous environment and the slime surfaces on each stage are supplied with wastewater at a filtrate BOD.sub.5 loading rate from about 3 to about 10 pounds per day per 1,000 square feet of contactor surface area.

REFERENCES:
patent: 3817857 (1974-06-01), Torpey
Torpey et al., "Effects of Exposing Slimes on Rotating Discs to Atmospheres Enriched with Oxygen," Presented at Sixth International Conference - Advances in Water Pollution Research, held in Jerusalem, Jun. 8-23, 1972.

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