Results 141 to 150 of about 4,720,782 (169)

Research on the law of multiple mining in close coal seams and the roadway support of lower coal seam. [PDF]

Sci Rep
Wu X, Guo L, Sun Y, Wu X, Zhang N.
europepmc   +1 more source

Determination method of rational position for working face entries in coordinated mining of section coal pillars and lower sub-layer. [PDF]

Sci Rep
Li X, Huan H, Lin H, Li Z, Du F, Cao Z, Fan X, Ren H.   +7 more
europepmc   +1 more source

Layered grouting reinforcement technology for coal-rock composite roof: A treatment system based on model experiments. [PDF]

Sci Rep
Liao Z, Li P, Zhao X, Wu G, Zhao L.
europepmc   +1 more source

A novel Upward-Extended Five-Zone model for overburden failure in deep coal seams with ultra-thick Cretaceous strata. [PDF]

Sci Rep
Yin HY, Xiao Y, Fan XR, Xie DL, Wei JC, Niu HG, Zhang WJ, Han CH, Wei YQ.   +8 more
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Effects of particle size and moisture on respirable coal dust generation in pakistan's informal bituminous mines. [PDF]

Sci Rep
Khan S, Song Z.
europepmc   +1 more source

Characterization and dynamic evolution law of transverse fractures in the upper protected coal seam. [PDF]

Sci Rep
Zhan K, Wang M, Ma Y.
europepmc   +1 more source

An integrated approach to mining layout design for compound-hazards mines with coordinated rockburst and water inrush control. [PDF]

Sci Rep
Bai J, Dou L, Gong S, Jin J, Li H, Mao J, Liu Z, Li F, Wang G, Li C, Miao L, Guo H.   +11 more
europepmc   +1 more source

Research on surrounding rock control technology of roof cutting and pressure relieving for roadside filling in gob-side entry retaining of large mining height panel. [PDF]

Sci Rep
Weiyong L, Shengjun L, Yaohui S, Tao G, Wansheng M, Xiaowu Z.   +5 more
europepmc   +1 more source

Construction of multiphysics coupling equations and study on flow field migration patterns in shallow buried goaf under air leakage conditions. [PDF]

Sci Rep
Pan J, Qiu C, Zhao D, Liu L, Yuan Q.
europepmc   +1 more source

Disaster causing mechanism and monitoring of dynamic and static load coupling of deep multi layer hard roof. [PDF]

Sci Rep
Fu X, Zeng L, Rong H, Zhang H, Liu T, Song J.   +5 more
europepmc   +1 more source