coupled trickling filter-activated sludge process
Subtitle: design and performance
By: by Richard J. Stenquist, Denny S. Parker
Contributors: Parker, Denny S. , joint author; Municipal Environmental Research Laboratory
Series: Environmental protection technology series ; EPA-600/2-78-116
Publisher: Environmental Protection Agency, Office of Research and Development, Municipal Environmental Research Laboratory; for sale by the National Technical Information Service
Published: 1978
Place of publication: Cincinnati, Ohio; Springfield, Va
Language: eng
Number of pages: 236
Subjects: Nitrification; Sewage -- Purification -- Activated sludge process
Notes: Contract no. 68-3-2175

Issued July 1978

Bibliography: p. 158-159