chapter  77
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Liquid/Solids Biotreatment of Pressure Filtered Refinery Waste Sludge

Note: 1. It was assumed the LST would be loaded to 30% solids using a cake of 60% TS content, i.e. a

Table IX. Constituent Levels After 42 Day Solids Retention Time

1. Federal Register, 53(159), 3 1138 (August 17, 1988). 2. Ryan, J . R., et al., "Biological Treatment of Hazardous Waste," Civil Engineering (February

42nd Purdue Industrial Waste Conference, Lewis Publishers, Inc., 75 (May 1987). 4. Mueller, J . A., et al., "Nitrification in Refinery Wastewater Treatment," Proceedings of the 40th

Purdue Industrial Waste Conference, Butterworths Publishers, 507 (May 1985).