Determination of coal pillar width between roadways of fully mechanised caving face with double roadways layout in a thick coal seam
WANG Qi1, 2, FAN Yun-ping1, 2, LI Gang1, 2, GUO Wen-xiao2, YAN Dian-hua2, ZHANG Li-ping2
1. Taiyuan Institute of China Coal Technology and Engineering Group, Taiyuan, Shanxi 030006, China; 2. Shanxi Tiandi Coal Machinery Co., Ltd., Taiyuan, Shanxi 030006, China
WANG Qi, FAN Yun-ping, LI Gang, GUO Wen-xiao, YAN Dian-hua, ZHANG Li-ping,. Determination of coal pillar width between roadways of fully mechanised caving face with double roadways layout in a thick coal seam[J]., 2017, 38(10): 3009-3016.