Thomas Pollak Thomas Pollak Engineer, MUT Management Umwelt Technologie Consulting Network GmbH Austria (Click for more!)
Tads S. Golosinski Tads S. Golosinski Professor, Mining Engineering, University of Missouri-Rolla United States (Click for more!)
Helmut Mayer Helmut Mayer Director and Principal Engineer, Mayer International Group Pty. Ltd. Australia (Click for more!)