nickel and cobalt ores: flotation - 911 Metallurgistof the present-day nickel sulfide ores renders them unsuitable for either direct smelting or hydrometal- lurgical extraction, thus requiring beneficiation. The usual.beneficiation of cobalt ore,Cobalt processing developments - SAIMM(DRC) copper-cobalt production is coming to the fore once again after a 20-year period of decline. This paper .. DRC/Zambian Copper-Cobalt Ores (Oxides & Sulphides). Historically, most of the ... and government policy on beneficiation.
beneficiation of cobalt ore