TY - BOOK AU - Petty,A.V. AU - Martin,E. TI - Recycling of waste magnesite-chrome refractories from copper smelting furnaces T2 - Report of investigations / United States Department of the Interior, Bureau of Mines PY - 1981///?] CY - [Washington, D.C.] PB - United States Dept. of the Interior, Bureau of Mines KW - Chromium KW - Refractory materials KW - Recycling KW - Copper KW - Metallurgy KW - Waste disposal ER -