Development document for effluent limitations and guidelines for the ore mining and dressing point source category
United States Environmental Protection Agency
Development document for effluent limitations and guidelines for the ore mining and dressing point source category - - Washington, DC EPA, 1978 - v.2 27 cm - .
0
Water pollution control industry
Sewage-Purification
628.54:622.7 Uni-2
Development document for effluent limitations and guidelines for the ore mining and dressing point source category - - Washington, DC EPA, 1978 - v.2 27 cm - .
0
Water pollution control industry
Sewage-Purification
628.54:622.7 Uni-2