The Open Innovation in Mining Program EXPANDE invites you to prequalify for a new Challenge of the company Spence Mine “Silica exposure reduction”.. register and upload the requested information in the enclosed sheet until August 15, 2019, 20:00 hrs (UTC/GMT -4 hrs).

The Open Innovation in Mining Program EXPANDE invites you to prequalify for a new Challenge of the company Antofagasta Minerals “Selective mining through mineral classification (ore sorting)”… register and upload the requested information in the enclosed sheet until September 24, 2019, 15:00 hrs (UTC/GMT -4 hrs).

The Mining Open Innovation Program EXPANDE invites you to prequalify for a new Challenge for the Spence Mine “Improving recovery from heap leaching operations”..egister and upload the information requested in the attached technical sheet until August 15,2019 20:00 (UTC/GMT -4 Hours).