Search Results for the EPA National Library Catalog

Items Found: 18
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Your Search: (SUBJECT=Sewage purification Biological treatment Congresses)

Select Item Title Year Published
Anaerobic biological treatment processes : a symposium sponsored by the Division of Water, Air, and Waste Chemistry at the 159th meeting of the American Chemical Society, Houston, Tex., Feb. 26, 1970 / 1971
Application of phytotechnologies for cleanup of industrial, agricultural and wastewater contamination. 2010
Biological control of water pollution / 1976
Biological waste treatment. 1971
Biotechnology for degradation of toxic chemicals in hazardous wastes 1988
Biotreatment, the use of microorganisms in the treatment of hazardous materials and hazardous wastes proceedings of the 2nd national conference, November 27-29, 1989, Washington, D.C. / 1989
Chemical and biological characterization of municipal sludges, sediments, dredge spoils, and drilling muds / 1988
Ecological engineering for wastewater treatment proceedings of the international conference at Stensund Folk College, Sweden, March 24-28, 1991 / 1991
Effluent treatment and disposal : a three-day symposium 1986
Energetics and technology of biological elimination of wastes : proceedings of the International Colloquium, held in Rome, October 17-19, 1979 1981
Environmental biotechnology : reducing risks from environmental chemicals through biotechnology / 1988
International Conference on Innovative Biological Treatment of Toxic Wastewaters June 24-26, 1986, Arlington, Virginia / 1987
Proceedings-- first International Conference on Fixed-Film Biological Processes : April 20-23, 1982, Kings Island, Ohio / 1982
Proceedings-- second International Conference on Fixed-Film Biological Processes : July 10-12, 1984, Arlington, Virginia / 1984
Soils for management of organic wastes and waste waters proceedings of a symposium held 11-13 March, 1975, at the TVA National Fertilizer Development Center, Muscle Shoals, Alabama, and cosponsored by the Soil Science Society of America ... {et al.}. ; editorial committee, L. F. Elliott, co-editor ... {et al.}. 1977
Symposium on Advanced Treatment of Biologically Treated Effluents Including Nutrients Removal : November 12-13, 1978 / 1979
Symposium on Advanced Treatment of Biologically Treated Effluents Including Nutrients Removal : U.S.A.-U.S.S.R. Working Group on the Prevention of Water Pollution from Municipal and Industrial Sources, November 12-13, 1978. 1978
Symposium on Intensification of Bio-Chemical Treatment of Wastewaters, Vodgeo, Moscow, USSR, August 23-24, 1976. 1976

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