 DRDGOLD Limited NYSE:DRD JSE:DRD FRA:DUBA reports that the new copper elution circuit at its Far West Gold Recoveries FWGR surface retreatment operation southwest of Johannesburg, is expected to deliver an additional 1.2 kilograms kg to 1.8kg of gold per month. The company said the additional gold would otherwise have been lost to refining charges. 