Non-biochemical method to heap leach copper concentrates

Details Non-biochemical method to heap leach copper concentrates Non-biochemical method to heap leach copper concentrates

C - Chemistry, Metallurgy

22

B

C22B 3/04 (2006.01) C22B 1/243 (2006.01) C22B 3/10 (2006.01) C22B 15/00 (2006.01)

Patent

CA 2432743

Procedure to agglutinate ore concentrates, which can be of copper, on a gravel heap, to be leach on a non- flooded bed which comprises: it artificially adheres the concentrate to the surface of a solid material base, which can be an artificial material, or a stony substance; the agglutinated material is stockpiled, forming a leaching pile; is irrigated with a leaching solution containing at least C1, Cu, and Fe ions.

Procédure d'agglutination des concentrés de minerai, qui peuvent être de cuivre, se trouvant sur un tas de gravier, et destinés à être lessivés sur un lit non inondé, comprenant : l'adhérence artificielle du concentré à la surface d'une base de matière solide, laquelle peut être artificielle ou pierreuse; l'accumulation des matières agglutinées en un monticule à lessiver; l'irrigation avec une solution de lessivage renfermant au moins des ions C1, Cu, et Fe.

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