Liquid purification or separation – With means to add treating material – Directly applied to separator
Patent
1988-02-01
1989-07-04
Miles, Tim
Liquid purification or separation
With means to add treating material
Directly applied to separator
210926, 261 91, B01F 304
Patent
active
048448028
ABSTRACT:
An apparatus for aerating waste water comprising a surface aerator adapted to rotate about a vertical axis. A cap is disposed over the aerator and is modified to improve the operation of the apparatus. The waste water flows in a closed circuit and a partition is provided separating the parts of the circuit lying upstream and downstream of an aeration zone. The surface aerator is arranged in an aeration zone in the neighborhood of an end of the partition.
REFERENCES:
patent: 3510110 (1970-05-01), Klein
patent: 3887660 (1975-06-01), Romantschuk et al.
patent: 4269709 (1981-05-01), Rongved
patent: 4537679 (1985-08-01), Reid
DHV Raadgenvend Ingenieursbureau B.V.
Miles Tim
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