C - Chemistry – Metallurgy – 22 – B
Patent
C - Chemistry, Metallurgy
22
B
C22B 1/11 (2006.01) C22B 3/12 (2006.01) C22B 11/00 (2006.01)
Patent
CA 2553548
This invention relates to a method of recovering metal values from refractory sulphide ores and concentrates. The method includes the steps of comminuting a refractory sulphide ore or concentrate, treating the ore or concentrate in an alkaline solution, and recovering the metal values from the treated ore or concentrate.
Procédé de récupération de métaux précieux de concentrés et de minerais sulfurés réfractaires, comprenant les étapes consistant à broyer finement un concentré ou minerai sulfuré réfractaire, à traiter le concentré ou le minerai dans une solution alcaline et à récupérer les métaux précieux du concentré ou minerai traité.
Henderson Gregory Kitson
Spencer Peter Andrew
Bateman Luxembourg Sa
Battison Williams Dupuis
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