Coal mining in Changlang district of Arunachal Pradesh suspended .Coal mining in Changlang district of Arunachal Pradesh suspended in 2012. PTI Jan 30, 2015, 03.58PM IST. Tags: National Mining Company.coal mining companies in arunachal pradesh,Why dropping Namchik Namphuk mine from coal auction is good for .Jun 4, 2015 . Remember, Goyal rattled the civil society in Arunachal Pradesh on July 2, . handed over the mining work to National Mining Company Limited,.
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