Survey and evaluation of fine bubble dome and disc diffuser aeration systems in North America
Subtitle: project summary
By: Daniel H. Houck
Contributors: Water Engineering Research Laboratory
Publisher: U.S. Environmental Protection Agency, Water Engineering Research Laboratory
Published: 1988
Place of publication: Cincinnati, OH
Language: eng
Format: Microform
Subjects: Sewage -- Purification -- Aeration; Sewage -- Purification
Notes: Distributed to depository libraries in microfiche

Microfiche. [Washington, D.C.?] : Supt. of Docs., U.S. G.P.O., [1991] 1 microfiche