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RECORD NUMBER: 51 OF 178

Main Title Effect of Carbon to Nitrogen Ratio on Activated Sludge Subsidence and Dewatering Characteristics.
Author Geinopolo, Anthony ;
CORP Author Envirex Inc., Milwaukee, Wis. Environmental Sciences Div.
Year Published 1974
Report Number EPA-14-12-820; 670/2-74-025;
Stock Number PB-230 941
Additional Subjects Activated sludge process ; Dewatering ; Nutrients ; Carbon ; Nitrogen ; Ratios ; Pilot plants ; Pulp mills ; Industrial waste treatment ;
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Library Call Number Additional Info Location Last
Modified
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Status
NTIS  PB-230 941 Some EPA libraries have a fiche copy filed under the call number shown. 07/26/2022
Collation 135p
Abstract A field investigation was conducted to determine the effect of organic carbon to ammonia nitrogen ratio (C/N) on activated sludge subsidence and dewatering characteristics. C/N changes were made on one of two full-scale activated sludge systems of a pulp and paper mill. Bench scale tests were used to evaluate and compare the effect on solids subsidence characteristics. Pilot flotation thickening and pilot vacuum filtration tests were performed to evaluate and compare the effect on dewatering characteristics. (Modified author abstract)
NTIS Title Notes Final rept. 1970-73.
PUB Date Free Form 12 Mar 74,
Category Codes 13B; 68D
NTIS Prices PC A07/MF A01
Document Type NT
Cataloging Source NTIS/MT
Control Number 326587750
Origin NTIS
Type CAT