Michitaka Suzuki Michitaka Suzuki Associate Professor, Himeji Institute of Technology Japan (Click for more!)
Thomas Kusserow Thomas Kusserow Marketing-Manager Mining & Minerals, Abb pi pm Germany (Click for more!)
Eko Putranto Eko Putranto Head of Mechanical Engineering Departement, PT. Tambang Batubara Bukit Asam (Persero) (Click for more!)