C - Chemistry – Metallurgy – 22 – B
Patent
C - Chemistry, Metallurgy
22
B
C22B 3/04 (2006.01) C22B 3/18 (2006.01) C22B 3/20 (2006.01) C22B 23/00 (2006.01)
Patent
CA 2155050
The production of nickel from a sulphide ore by heap leaching the ore by subjecting the ore to biological oxidation, separating nickel from iron, into an eluate solution, by solvent extraction or the use of an ion exchange reagent, and electrowinning ferronickel from the eluate solution.
Bell Michael William
Fowles Robert Gideon
Huberts Robert
Tunley Trevor
Billiton Intellectual Property B.v.
Gencor Limited
Gowling Lafleur Henderson Llp
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