Journal of Mining & Safety Engineering

Previous Articles     Next Articles

Mining technology of “mining, dressing, backfilling and drainage” with less gangue in deep high gas mine protective layer

  

  • Online:2020-01-15 Published:2020-02-05
Total visitors: Visitors of today: Now online:
Copyright © Journal of Mining and Safety Engineering, All Rights Reserved.
Post Code: 221116
Tel: 0516-83885490 0516-83885761
E-mail：gpsc@cumt.edu.cn

Wechat