TY - BOOK AU - Thomas,John L. AU - Koehrsen,Lawrence G. ED - United States. TI - Activated sludge-bio-disc treatment of distillery wastewater U1 - 628.354 PY - 1974/// CY - Washington PB - Office of Research and Development KW - Sewage KW - Purification KW - Activated sludge process N1 - Includes bibliographical references ER -