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Jinwen Bai, Guorui Feng, Zehua Wang, Shangyong Wang, Tingye Qi and Pengfei Wang
Overlapped residual coal pillars, together with the surrounding rock strata, play a combined bearing role in ultra-close multiple seam mining. Global stability of the whole bearing system is significant for the mining design, construction, and operation....
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Ruipeng Qian, Guorui Feng, Jun Guo, Pengfei Wang and Haina Jiang
The stability of water-preventing coal pillar plays an important role in preventing gob water inrush. The gob side of the water-preventing coal pillar is soaked in a certain height of mine water. Different soaking heights may affect the stability of coal...
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