معدات تكرير الذهب عملية الطحان Miller process Wikipedia The Miller process is an industrialscale chemical procedure used to refine gold to a high pure, but of lower purity than gold produced by the other common refining method, the Wohlwill process, which produces gold to 99.999% purity.
Oct 18, 2011 · [email protected] ماكينات و معدات تصفية و فرز الذهب الخام ماكينات فصل الذهب الخام