Journal of Mining & Safety Engineering ›› 2017, Vol. 34 ›› Issue (1): 60-66.

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Stability analysis of un-mined coal pillars during the pressure adjustment prior to working face transfixion

  

  • Received:2015-03-24 Online:2017-01-11 Published:2017-01-06

Key words: main roof, un-mined coal pillar, stability analysis, mining technology, periodic weighting