Results 71 to 80 of about 954 (132)

Rule-based expert system to assess caving output ratio in top coal caving. [PDF]

PLoS One, 2020
Jiang H, Song Q, Gao K, Song Q, Zhao X.
europepmc   +1 more source

Radiation characteristics of natural gamma-ray from coal and gangue for recognition in top coal caving. [PDF]

Sci Rep, 2018
Zhang N, Liu C.
europepmc   +1 more source

Ground control strategies for longwall top-coal caving panel in extra-thick coal seams with thick-hard roof. [PDF]

Sci Rep
Wang R, Zhang WG, Wang HS, Yu ZJ, Zhang Q.   +4 more
europepmc   +1 more source

Stress distribution characteristics of overburden strata during thick coal seam top coal caving. [PDF]

Sci Rep
Ju L, Wang Z, Chen L, Wang Y, Cheng Z.
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

Overlying strata movement law and rockburst prevention & control for fully mechanized top coal caving face in extra-thick coal seams. [PDF]

Sci Rep
Rong H, He L, Wang Y, Wei X, Wei S, Yang S, Li J, Chen L.   +7 more
europepmc   +1 more source

Boundary quantitative characterization of the top-coal limit equilibrium zone in fully mechanized top-coal caving stope along the strike direction of working face. [PDF]

Sci Rep
Lang D, Wu X, Wu Y, Xie P, Yan Z, Chen S.   +5 more
europepmc   +1 more source

An analytical methodology of rock burst with fully mechanized top-coal caving mining in steeply inclined thick coal seam. [PDF]

Sci Rep
Shan P, Yan Z, Lai X, Xu H, Hu Q, Guo Z.
europepmc   +1 more source

Optimization of drawing parameters based on top-coal flow law in thick-seam caving mining. [PDF]

Sci Rep
Wu S, Xu X, Wang J, Kong D, Wu G, Liu Q, Zuo Y.   +6 more
europepmc   +1 more source

Research on the integrated technology of bearing structure reconstruction and support control in high risk area of top coal roadway in thick coal seam. [PDF]

Sci Rep
Xiaokang S, Bacha S, Heng Z, Xiaojing L, Xiaozhen C, Kai W, Hua Z.   +6 more
europepmc   +1 more source