Marcel H. Dröttboom Marcel H. Dröttboom Managing Director, bulk-online.com Deutschland (Click for more!)
Michael Feeny Michael Feeny Sales Manager, Windmoeller & Hoelscher Corporation Vereinigte Staaten (Click for more!)
Tads S. Golosinski Tads S. Golosinski Professor, Mining Engineering, University of Missouri-Rolla Vereinigte Staaten (Click for more!)
Cesare Saccani Cesare Saccani Industrial Mechanical Plants, University of Bologna Italien (Click for more!)
