Procedure to agglutinate copper concentrates in a gravel heap, to be later leached on a non-flooded bed, to which an agglutinating solution containing calcium chloride, and a second solution containting sulfate ion, are added

摘要

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 Cl, Cu, and Fe ions.