Metso has introduced an innovative solution, the copper POX (pressure oxidation) leaching process, to extract copper in a ...

VR Resources Ltd. (TSX.V: VRR, FSE: 5VR; OTCBB: VRRCF), the " Company ", or “ VR ”, announces results from the maiden reconnaissance drill program on the Westwood Target, part of the Empire Project in ...

The Cu POX process is a proven hydrometallurgical method for the treatment of copper sulfide concentrates at lower capacities. The heart of this process is Metso’s proprietary OKTOP autoclave ...