Updated summary of the operational control procedures for the activated sludge process /

Bibliographic Details

Main Author:	West, Alfred W.
Corporate Author:	United States. Environmental Protection Agency. Office of Water and Hazardous Materials
Format:	Government Document Book
Language:	English
Published:	[Washington] : Environmental Protection Agency, Office of Water and Hazardous Materials, 1978.
Subjects:	Sewage sludge digestion. Sewage disposal plants.