Coal India set to shut down high-risk mines
In December last year, CIL arm Eastern Coalfields saw Lalmatia mine collapse that claimed 18 lives.
Jul 24, 2017, 14:41 PM IST
In December last year, CIL arm Eastern Coalfields saw Lalmatia mine collapse that claimed 18 lives.
Jul 24, 2017, 14:41 PM IST