Recycling of metals

Alter, 1982, Toward a national policy for secondary material symposium on resource recovery and environmental issues of industrial solid wastes Arthur D. Little Inc.,, 1979 Battelle Columbus Laboratories, 1977 Battelle Columbus Laboratories, 1972 Carillo, 1974 1973 Kusik, 1978 Rheimers, 1976, Density separations of nonferrous scrap metals with magnetic fluids Siebert, 1970 Spendlove, 1961 U.S. Bureau of Mines, 1980 U.S. Bureau of Mines, 1981 U.S. National Association of Recycling Industries, 1975 U.S. National Association of Recycling Industries, 1977 U.S. National Association of Recycling Industries, 1977 U.S. National Association of Recycling Industries, 1978 U.S. National Association of Recycling Industries, 1979 U.S. National Association of Recycling Industries, 1980 U.S. National Association of Recycling Industries, 1981 U.S. National Association of Recycling Industries, 1982