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P. K. Venugopalan P. K. Venugopalan Deputy Chief Engineer, FICHTNER Consulting Engineers (Click for more!)
Tads S. Golosinski Tads S. Golosinski Professor, Mining Engineering, University of Missouri-Rolla Vereinigte Staaten (Click for more!)
Marcel H. Dröttboom Marcel H. Dröttboom Managing Director, bulk-online.com Deutschland (Click for more!)
