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Reduction of Gangue in Green Mining Coal
Author(s): 
Pages: 30-33
Year: Issue:  Z1
Journal: Xishan Science & Technology

Keyword:  Reduction of gangue in green miningRock stressCoal roadwayGangue processingBenefit;
Abstract: For a long time,waste rock is directly raised from wells in our country.The problem of causing the contamination concern is more and more prominent.This greatly hindered the environment and the coordinated economic development.Expounds the specific implementation plan,such as control gangue to raise from wells,comprehensive utilization existing gangue,reducing gangue occupancy land,lessening environmental pollution,brings the significant social efficiency and the economic efficiency.
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