Results 141 to 150 of about 1,201 (198)

Study on pressure-relief effect and protection scope of long-distance lower protective seam mining based on similar physical simulation and PFC^3D. [PDF]

Sci Rep
Zhan K, Liu Z, Wei D, Yao W, Zhou W, Zhu R, Yuan Y, Yang Y, Zhang D, Li B.   +9 more
europepmc   +1 more source

Study on the mining stress field distribution law beneath isolated coal pillar in close coal seam and reasonable location of the roadway. [PDF]

Sci Rep
Shu S, Wang W, Liu C, Yuan C, Ma Y, Tian X, Du R, Ge S.   +7 more
europepmc   +1 more source

Theoretical study on the pressure relief range of the upper protected coal seam in protective layer mining. [PDF]

Sci Rep
Zhan K, Zhang B, Wang M.
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

Mechanism and Dominant Controlling Factors of Borehole Failure in Soft Coal Seams. [PDF]

ACS Omega
Lei Q, Deng C, Yuan T, Wang Y, Zhao Z, Xu Q.   +5 more
europepmc   +1 more source

Research on stability analysis and control technology of roadways in the underlying isolated island working face. [PDF]

Sci Rep
Gao X, Wang Y, Li YM.
europepmc   +1 more source

Study on the evolution law of overlying strata movement inducing surface subsidence under different mining sequences of multiple coal seams: a case study. [PDF]

Sci Rep
Chen Y, Wu F, Liu C, Lu Y, Hu J.
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

Evolution of fractal dimension and efficient extraction of gas in high-permeability zones under mining-induced pressure relief at Lvtang coal mine. [PDF]

Sci Rep
Wang C, Chang ZC, Li L, Zhao PX, Wang ZC, Guo X, Dong JK.   +6 more
europepmc   +1 more source

Study on the Failure Law of Overlying Strata in Thick Coal Seam Mining under the Condition of Shallow Burial Depth, Thick Loose Layers, and Thin Bedrock. [PDF]

ACS Omega
Ren K, Li G, Zhang J, Zong B, Yan G, Liu H, Guo G, Wang B, Wang Y.   +8 more
europepmc   +1 more source