Institute of Environmental Engineering Research and Design , Beijing General Research Institute of Mining and Metallurgy Technology Group, Beijing, China
Changtao Wang
School of Minerals Processing and Bioengineering, Central South University, Changsha, China
Kolela Joseph Nyembwe
School of chemical and metallurgical Engineering, University of the Witwatersrand, Johannesburg, South Africa
Dr. Raja Sabapathy
Department of Mining Engineering, Dr. T. Thimmaiah Institute of Technology, Kolar Gold Fields, India