Processing Copper-Gold Ore at Ok Tedi

Kilgour I, ; Kanau JL,
Organization: The Australasian Institute of Mining and Metallurgy
Pages: 8
Publication Date: Jan 1, 1991
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This paper describes the metallurgical processes at the 80 000tpd Ok Tedi Mining Limited concentrator, which treats copper- gold ore by single-stage crushing, SAG and ball milling and flotation to produce over 500 000tpa of concentrate. Plant and process developments, including installation of column cells, reduction of fluorine in concentrate, use of sulphidisation and process control improve- ments are also discussed.
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