TY - GEN AU - Makar,H.V. AU - Wiegard,B.J. AU - Gresh,E.L. ED - United States. TI - Detinning ferrous products from urban waste for use in steelmaking T2 - Report of investigations PY - 1979/// CY - [Washington] PB - Dept. of the Interior, Bureau of Mines KW - Tinplate KW - Detinning KW - Steel ER -