Main Title |
Upgrading existing wastewater treatment plants : case histories. |
Author |
Walrath, David.
|
Other Authors |
|
CORP Author |
United States. Environmental Protection Agency. |
Publisher |
U.S. Environmental Protection Agency, Technology transfer, |
Year Published |
1973 |
Report Number |
EPA 625-4-73-005a; EPA 625/4-77-005 |
Stock Number |
PB-259 446 |
OCLC Number |
05124169 |
Subjects |
Trickling filters ;
Water treatment plants ;
Sewage disposal plants
|
Additional Subjects |
Trickling filters ;
Sewage treatment ;
Industrial waste treatment ;
Activated sludge process ;
Trickling filters ;
Upgrading ;
Performance ;
Biochemical oxygen demand
|
Internet Access |
|
Holdings |
Library |
Call Number |
Additional Info |
Location |
Last Modified |
Checkout Status |
EHAM |
TD153.U583U65 |
|
Region 1 Library/Boston,MA |
04/29/2016 |
EJBD |
EPA 625-4-73-005a |
|
Headquarters Library/Washington,DC |
04/15/2015 |
ELBD ARCHIVE |
EPA 625-4-73-005a |
Received from HQ |
AWBERC Library/Cincinnati,OH |
10/04/2023 |
ELBD |
EPA 625-4-73-005a |
|
AWBERC Library/Cincinnati,OH |
03/09/2020 |
ERAD |
EPA 625/4-77-005 |
A & B |
Region 9 Library/San Francisco,CA |
07/17/2012 |
ESAD |
EPA 625-4-73-005A |
|
Region 10 Library/Seattle,WA |
03/23/2010 |
NTIS |
PB-259 446 |
Some EPA libraries have a fiche copy filed under the call number shown. |
|
07/26/2022 |
|
Collation |
iii, 20 pages : illustrations ; 28 cm. |
Abstract |
The publication presents case histories relating to upgrading the performance of activated sludge and trickling filter plants through modification to the biological processes. |