بيع الكسارات المعدات في تشيناي ecr
krishnashila ocp de singrauli. Northern Coalfields Limited The exploration work of NIGI OCP was done during the period of 1978 to 1980. Feasibility Report for Nigi Master plan of Singrauli Coalfields prepared by Soviet experts identified Nigi Opencast Mine as one of the feasible Projects. الحصول على السعر