Results 151 to 160 of about 753 (208)

Research on the technology of uniformly injecting nitrogen into the porous long pipes in the gob of the gob-side entry retaining mining mode with roof cutting and pressure relief. [PDF]

Sci Rep
Jing Z, Zhou X, Li Y, Bai G, Zhang S.
europepmc   +1 more source

Preliminary Design and On-Site Testing Methodology of Roof-Cutting for Entry Retaining in Underground Coal Mine. [PDF]

Sensors (Basel), 2023
Chen Y, Zhang Z, Bao S, Yang H, Shi M, Cao C.   +5 more
europepmc   +1 more source

Stability mechanism and countermeasure of the solid coal rib in deep gob-side entry retaining: Insights from theoretical analysis numerical simulation. [PDF]

Heliyon
Xu S, Zhang Z, Xin J, Bai J, Ma X, Zhai R, Wu W.   +6 more
europepmc   +1 more source

Microstructure, Characterization and Mechanical Properties of Coal and Coal-like Materials. [PDF]

Materials (Basel), 2023
Liu X, Tan Y, Wu Y, Li X.
europepmc   +1 more source

Study on roadway deformation and control method under large mining height conditions. [PDF]

Sci Rep
Cao Y, Liu J, Wang S, Zhang C, Song T, Cong Y, Xue H, Zhang J, Huang Y, Jia H.   +9 more
europepmc   +1 more source

Study on Regional Evolution Characteristics of Coal Spontaneous Combustion and Gas Coupling Disaster in Composite Goaf with No-Pillar Mining. [PDF]

ACS Omega
Kong D, Han W, Guo J, Xue K, Zhang J, Zheng Y.   +5 more
europepmc   +1 more source

The deformation characteristics and the prefabricated crack pressure relief stability control of a small coal pillar roadway under stress superposition. [PDF]

Sci Rep
Cheng S, Ma Z, Li Y, Zhang X.
europepmc   +1 more source

Methane migration patterns in the goaf of a Y-type ventilated working face with gob-side entry. [PDF]

Sci Rep
Han Y, Wang C, Zhang F, Yan Z.
europepmc   +1 more source

Air leakage characteristics and comprehensive prevention of goaf side retained roadway of fully mechanized mining faces in Qincheng coal mine. [PDF]

Sci Rep
Luo X, Chen L, Wu B, Sun M, Yang T, Yu H.   +5 more
europepmc   +1 more source

Mechanism and control of asymmetric floor heave in thick-seam gob-side roadways with staggered-elevation negative coal pillar layout. [PDF]

Sci Rep
Liu B, Wang P, Wang Z, Lin L, Zhou X, Batugin AS.   +5 more
europepmc   +1 more source