Results 171 to 180 of about 8,725 (226)

Study on fissure development law of surrounding rock in horizontal section stope of steeply dipping coal seam group. [PDF]

Sci Rep
Panshi X, Bodi Y, Bo Z, Baofa H, Jiarui F.   +4 more
europepmc   +1 more source

Study on coal drawing parameters of deeply buried hard coal seams based on PFC. [PDF]

Sci Rep
Xinlei L, Ziyuan R, Zhengzheng C, Hao R.
europepmc   +1 more source

The Shape of Appalachia to Come: Coal in a Transitional Economy [PDF]

, 2012
Strobo, Randal A.
core   +1 more source

Mechanism and field validation of fly-ash grouting for mitigating mining-induced surface subsidence. [PDF]

Sci Rep
Ding C, Qin Y, Cao C.
europepmc   +1 more source

Study on the influence of periodic roof fracturing on the mechanical disturbance characteristics of coal and gas outburst behavior in the mining face. [PDF]

PLoS One
Zhang C, Chen Z, Wu X, Ma J, Chen J.
europepmc   +1 more source

Research on self-adaptive height adjustment control of shearer based on deep deterministic policy gradient. [PDF]

PLoS One
Wang Y, Wang X, Lin G, Zhao L, Liu X, Jia B, Wang Y, He J, Ma L.   +8 more
europepmc   +1 more source

Study on the impact of stress effects on gas extraction in thick inclined coal seam caving faces. [PDF]

Sci Rep
Chen L.
europepmc   +1 more source

The disaster law and control measures of high-stress tunnels in fault areas: a case study. [PDF]

Sci Rep
Li W, Yao M, Liao Z, Wu J, Ma N, Su J, Mei C, Wang W.   +7 more
europepmc   +1 more source

Distribution law and control of the second invariant of deviatoric stress in gob-side entry retaining. [PDF]

Sci Rep
Jiang D, Guo J, Sun G, Li J, Xu X, Ma Q.
europepmc   +1 more source

Investigation on overburden failure and subsurface subsidence characteristics in fully mechanized top-coal caving of "Three-Soft" Thick coal seams. [PDF]

Sci Rep
Guo W, Yang W, Ge Z, Wang B, Li L.
europepmc   +1 more source