Rotating biological contactors
Contributors: United States. Environmental Protection Agency. Office of Emergency and Remedial Response.
Series: Engineering bulletin; Engineering bulletin (Washington, D.C.)
Publisher: U.S. Environmental Protection Agency, Office of Emergency and Remedial Response
Published: 1992
Place of publication: Washington, D.C
Language: eng
Format: Microform
Subjects: Sewage -- Purification -- Rotating disc process.
Notes: Caption title.

Distributed to depository libraries in microfiche.

Shipping list no.: 93-0203-M.

"October 1992."

"EPA/540/S-92/007."

Includes bibliographical references (p. [8]).

Microfiche. [Washington, D.C.?] : Supt. of Docs., U.S. G.P.O., [1992] 1 microfiche : negative.

s 1992 mnu n b.