TY - GEN AU - TI - MAXIMISING THE YIELD OF NON-FERROUS METALS PROCESSES U1 - 669.2 PY - 1972/// CY - London PB - British Non-Ferrous Metals Research Association KW - Nonferrous Metal Industries Production Standards -- Congresses N1 - Bibliographical References; Organised By The British Non-Ferrous Metals Research Association ER -