Extract Copper And Gold From Low
A mechano-chemical process called rapid oxidative leach (rol ) is the gamechanger for miners struggling to extract copper and gold from low-grade ores. the technology leaches 97-99 percent copper directly on-site in six to eight hours, from concentrates as low as 5 percent copper. in gold, rol has the potential to unlock the value of undeveloped refractory gold deposits with less than 3 g/t gold.Alibaba offers 4 doubl roller ore powder ball press machin suppliers, and doubl roller ore powder ball press machin manufacturers, distributors, factories, companies. there are 4 oem, 2 odm, 2 self brand. find high quality doubl roller ore powder ball press machin suppliers on.