Journal of Mining & Safety Engineering ›› 2017, Vol. 34 ›› Issue (4): 723-729.

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The reasonable width of coal pillars in the short-wall continuous mining with full roof falling

  

  • Received:2015-06-01 Online:2017-07-15 Published:2017-08-08

Key words:  , bound coal;short-wall continuous mining;full roof falling;the length of first block section;size of coal pillar