Sequential nitrification-denitrification in a plug flow activated sludge system
By: by James A. Heidman.
Contributors: Municipal Environmental Research Laboratory.
Series: Environmental protection technology series ; EPA-600/2-79-157; Research reporting series -- EPA-600/2-79-157.
Publisher: Environmental Protection Agency, Office of Research and Development, Municipal Environmental Research Laboratory; for sale by the National Technical Information Service
Published: 1979
Place of publication: Cincinnati, Ohio; Springfield, Va
Language: eng
Number of pages: 104
Subjects: Nitrification.; Sewage sludge.; Water -- Purification -- Filtration.
Notes: Prepared by EPA-DC Pilot Plant, under contract no. 68-03-0349.

Issued Nov. 1979.

Bibliography: p. 93-94.