Search Results for the EPA National Library Catalog

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Oxygen transfer efficiency surveys at the South Shore Wastewater Treatment Plant 1994
Oxygen transfer studies at the Madison Metropolitan Sewerage District Facilities 1994
Oxygen utilization in activated sludge plants : simulation and model calibration / 1989
Oxygen utilization in activated sludge plants : simulation and model callibration / 1988
Oxygen-activated sludge plant completes two years of successful operation / 1977
Ozone for industrial water and wastewater treatment : an annotated bibliography / 1980
Package Sewage Treatment Plants Criteria Development. Part II: Contact Stabilization. 1968
Package treatment plants : operations manual. 1977
Packinghouse Waste Treatment. 1970
Parallel Evaluation of Air- and Oxygen-Activated Sludge. 1981
Parallel evaluation of air-and oxygen-activated sludge / 1981
Parallel evaluation of constant and diurnal flow treatment systems / 1978
Pathogen and Indicator Organism Destruction by the Dual Digestion System. 1986
Performance evaluation of an oxidation ditch treating dairy wastewater / 1979
Performance of Activated Sludge Processes: Reliability, Stability and Variability. 1981
Performance of Activated Sludge-Powdered Activated Carbon-Wet Air Regeneration Systems. 1990
Perspective on Performance Variability in Municipal Wastewater Treatment Facilities. 1986
Phosphate Removal at Fort Worth, Texas. 1968
Phosphate removal by activated sludge : amenability studies at Baltimore, Maryland / 1968
Phosphate removal by activated sludge : amenability studies at Cleveland, Ohio / 1968
Phosphate removal by activated sludge : amenability studies at Indianapolis Indiana / 1968
Phosphate removal by activated sludge : amenability studies at Mansfield, Ohio / 1968
Phosphate removal by activated sludge : amenability studies at Pontiac, Michigan / 1968
Phosphate removal by activated sludge : amenability studies at Smithfield, North Carolina / 1968
Phosphate Removal by Activated Sludge Amenability Studies at Indianapolis, Indiana. 1968
Phosphate Removal by Activated Sludge, Amenability Studies at Cleveland, Ohio. 1968
Phosphate Removal by Activated Sludge. 1969
Phosphate Removal by Activated Sludge. Amenability Studies at Baltimore, Maryland. 1969
Phosphate Removal by Activated Sludge. Amenability Studies at Smithfield, North Caroline. 1968
Phosphate Removal by Activated Sludge: Amenability Studies at Mansfield, Ohio. 1968
Phosphate Removal by Activated Sludge: Amenability Studies at Pontiac, Michigan. 1968
Phosphate Removal by Biological Process. 1969
Phosphate removal in an activated sludge facility / 1974
Phosphate Study at the Baltimore Back River Waste-water Treatment Plant. 1970
Phosphate study at the Baltimore Back River wastewater treatment plant / 1970
Phosphorus Control and Nitrification Processes for Municipal Wastewater. 1985
Phosphorus Removal and Disposal from Municipal Wastewater. 1971
Phosphorus removal and plant operation studies at Fort Wayne, Indiana / 1973
Phosphorus Removal and Plant Operation Studies at Fort Wayne, Indiana. 1973
Phosphorus removal by an activated sludge plant. 1970
Phosphorus removal in lower Great Lakes municipal treatment plants / 1980
Phosphorus removal with pickle liquor in an activated sludge plant / 1971
Phosphorus Removal. A Bibliography, Volume 1. 1973
Phosphorus Removal. A Bibliography, Volume 2. 1973
Physical, Chemical, and Biological Treatment Techniques for Industrial Wastes. Volume I. 1977
Pilot investigation of secondary sludge dewatering alternatives / 1978
Pilot Plant Demonstration of a Lime-Biological Treatment Phosphorus Removal Method. 1973
Pilot plant evaluation of alternative activated sludge systems / 1977
Pilot plant study of mechanical dewatering devices operated on waste activated sludge. 1976
Pilot scale investigation of computerized control of the activated sludge process / 1983
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