Converting rock trickling filters to plastic media
Subtitle: design and performance
By: by Richard J. Stenquist, Kathryn A. Kelly.
Contributors: Kelly, Kathryn A.; Municipal Environmental Research Laboratory.; Brown and Caldwell.
Series: Environmental protection technology series ; EPA-600/2-80-120; Research reporting series -- EPA-600/2-80-120.
Publisher: Environmental Protection Agency, Office of Research and Development, Municipal Environmental Research Laboratory; for sale by the National Technical Information Service
Published: 1980
Place of publication: Cincinnati, Ohio; Springfield, Va
Language: eng
Number of pages: 178
Subjects: Sewage disposal plants.; Trickling filters -- Design and construction.
Notes: Prepared by Brown and Caldwell, under contract 68-03-2349.

Issued Aug. 1980.

Bibliography: p. 133-135.
Table of contents: class: section