TY - BOOK ED - Industrial Waste Conference ED - Purdue University. School of Civil Engineering ED - Purdue University. ED - Indiana. TI - Proceeding of the 30th Industrial Waste Conference, May 6, 7, and 8, 1975, Purdue University, Lafayette, Indiana SN - 0250401630 PY - 1977/// CY - Ann Arbor, Mich. PB - Ann Arbor Science KW - Factory and trade waste KW - Congresses KW - Sewage KW - Purification N1 - The Purdue Industrial Waste Conference is under the direction of: the School of Civil Engineering, the Division of Conference and Continaution Services, in cooperation with Indiana Department of Environmental Management ... et al ER -