TY - BOOK AU - Hundley, Gary L. AU - Davis,D.L. ED - United States. TI - Recovery of critical metals from superalloy scrap by matte smelting and hydrometallurgical processing T2 - Report of investigations PY - 1991/// CY - Washington, D.C. (2401 E St., N.W., MS #9800, Washington 20241-0001) PB - U.S. Dept. of the Interior, Bureau of Mines KW - Pyrometallurgy KW - Hydrometallurgy KW - Heat resistant alloys KW - Recycling KW - Scrap metals KW - Strategic materials ER -