04663044 is referenced by 50 patents and cites 8 patents.

A wastewater treatment reaction vessel is operated with repeated sequences of aeration and non-aeration, using a single vessel or multiple vessels alternately, activated sludge which is acclimated for BOD reduction, nitrification or biological denitrification and phosphorus removal is absorptively reacted with influent wastewater, and the combined flow is passed into subsequent absorptive reactor volumes, reducing the BOD such that the effluent BOD is less than twenty percent that of the influent.

Title
Biological treatment of wastewater
Application Number
6/775648
Publication Number
4663044
Application Date
September 13, 1985
Publication Date
May 5, 1987
Inventor
Mervyn C Goronszy
Cremorne
AU
Agent
Grant L Hubbard
Assignee
Transfield Incorporated
CA, US
IPC
C02F 3/12
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