Leaching method of Copper concentrates with oxygen and sulfamico acid for the production of electrolytic Copper

摘要

Comprising: (a) conduct a concentrated in the Grinder, Ball Mill, grinding degree of up to 80% - 400 mesh; (b) Adding Water and Copper concentrate in an agitated Tank and forming a Pulp of 100 g / l of Solid solution; (c) add up to 60 g / L sulfamico acid (d) transfer the Pulp; A vertical reactor agitated,Bubbling with internal System for adding Oxygen; (e) to transfer the Pulp leached, a settling Tank to separate the Rich Solution (PLS) of Gravel; (f) filter the PLS PLS; (g) to purify the electrolyte by solvent extraction to Get Rich; and (H) electrodepositar Copper part Ir Rich electrolyte