TY - BOOK AU - Nafziger,R.H. AU - Elger,G.W. ED - United States. TI - Preparation of titanium feedstock from Minnesota ilmenite by smelting and sulfation-leaching T2 - Report of investigations U1 - 622 s669/.7322�19 PY - 1987/// CY - [Avondale, Md.] PB - U.S. Dept. of the Interior, Bureau of Mines KW - Titanium KW - Metallurgy KW - Ilmenite KW - Smelting KW - Leaching ER -