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Performance Evaluation of Aerated Lagoon in Summer and Winter Conditions
Publisher: American Society of Civil Engineers
Abstract: A 1-year study evaluated the performance of a full-scale aerated lagoon, located in a midwest community in the United States. The objective of this study was to evaluate the performance of the lagoon under varied temperature ...
Chromium(VI) Removal by Modified PVP-Coated Silica Gel
Publisher: American Society of Civil Engineers
Abstract: This research involved the synthesizing of a reactive polymer, long alkyl quaternized poly(4-vinylpyridine) (PVP), and coating it onto the surface of silica gel to produce a granular sorbent to remove Cr(VI) from water. ...
Factors Affecting Chromium(VI) Removal by Modified Poly(4-Vinylpyridine) Coated Silica Gel
Publisher: American Society of Civil Engineers
Abstract: A reactive polymer, alkyl quaternized poly(4-vinylpyridine) (PVP) was synthesized and coated on the surface of silica gel to test its ability to remove Cr(VI) from water. Batch experiments were conducted with the coated ...
Interaction of Metal and Other Contaminants Present in Sludge and Soil
Publisher: American Society of Civil Engineers
Abstract: Laboratory experiments were conducted to evaluate the interaction of metals (As, Cd, Cr, Cu, Pb, and Ni) and nitrate-N present in municipal sludge with a soil sample. The soil selected for this experiment was Menfro silt ...
Microbiological Stabilization of Sludge by Aerobic Digestion and Storage
Publisher: American Society of Civil Engineers
Abstract: A study is conducted to evaluate the pathogen and indicator bacterial reductions in the sludges of two wastewater‐treatment plants. These plants are extended‐aeration and oxidation‐ditch‐type plants that have no aerobic ...