| Title: | State of the technology, semi-automatic control of activated sludge treatment plants |
| Author: | Nagel, Carl A. |
| Author: | Municipal Environmental Research Laboratory |
| Author: | Los Angeles County (Calif.). County Sanitation Districts |
| Author: | United States. Environmental Protection Agency. Office of Research and Development |
| Note: | Cincinnati, Ohio : Municipal Environmental Research Laboratory, Office of Research and Development, U.S. Environmental Protection Agency, 1975., 1975 |
| Link: | page images at HathiTrust |
| No stable link: | This is an uncurated book entry from our extended bookshelves, readable online now but without a stable link here. You should not bookmark this page, but you can request that we add this book to our curated collection, which has stable links. |
| Subject: | Sewage disposal plants -- Automation |
| Subject: | Sewage -- Purification -- Activated sludge process |
| Subject: | Sewage -- Purification -- Automation |
| Other copies: | Look for editions of this book at your library, or elsewhere. |
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