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Cobalt and nickel from lead-smelter matte
R. B. Prater · U.S. Dept. of the Interior, Bureau of Mines
24 sayfa · 1987
Cobalt / Copper / Leaching / Metallurgy / Nickel
Defluorination of byproduct zinc concentrates
R. B. Prater · U.S. Dept. of the Interior, Bureau of Mines
13 sayfa · 1985
Fluorine / Fluorspar / Leaching / Metallurgy / Sulphuric acid