1 | Department of Mining Engineering, Zonguldak Bülent Ecevit University, 67100, Zonguldak, Turkey |
2 | Department of Mineral Proccessing, Istanbul Technical University, Maslak 34468 İstanbul, Turkey |
3 | Department of Civil Engineering, Zonguldak Bülent Ecevit University, 67100, Zonguldak, Turkey |