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Passivation of chalcopyrite during its chemical leaching with ferric ion at 68 °C

E.M. Córdoba, Auteur ; J.A. Muñoz, Auteur ; M. L. Blázquez, Auteur |

Dans Minerals engineering (Vol. 22 N° 3, Fevrier 2009)

The passivation of chalcopyrite in the presence of ferric sulphate solutions was investigated at 68 °C. The effect of different variables (pulp density, pH and the presence of oxygen) on both the copper dissolution rate and the formation of soli[...]

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