Results 191 to 200 of about 2,891 (238)

Application of pre-splitting blasting roof-cutting pressure relief technology for roadway protection under hard roof. [PDF]

Sci Rep
Li Y, Chang G, Hu D, Song W.
europepmc   +1 more source

Research analytics on the applications of flexible formwork gob-side entry retention technology in medium-thickness coal seams with large inclination angles. [PDF]

PLoS One
Cao X, Wang S, Wang X, Yang Z, Li A.
europepmc   +1 more source

Grouting failure mechanism and new pre-grouting reinforcement technology of narrow coal pillar in fully-mechanized caving gob-side entry. [PDF]

Sci Rep
Chen D, Zhang Z, Yue S, Tian C, Jia Q, Xie S, Zhao W, Chang J, Yang X, Xie F, Pan H.   +10 more
europepmc   +1 more source

Gas migration control in goaf with double roof cutting and retaining roadway. [PDF]

Sci Rep
Lv X, Hu S, Nian J, Deng C, Zhao B, He C, Wang Y, Zhang X, Zhang W.   +8 more
europepmc   +1 more source

Experimental study on mechanical properties of composite materials of concrete and foamed cement under uniaxial compression. [PDF]

Sci Rep
Cao Y, Kong Z, Zheng Y, Xu Z, Tai L, Li C, Wu P.   +6 more
europepmc   +1 more source

Development law of composite roof plate deformation and damage morphology and control countermeasures for trapezoidal roadway along gob. [PDF]

Sci Rep
Li Y, Zhang G, Li Z, Qin T, Chen G, Li J.   +5 more
europepmc   +1 more source

The entry retained along gob side with small coal pillar and its surrounding rock control: a case study. [PDF]

Sci Rep
Li L, Yang Y, Wu L, Zhang W, Yang W, Zhai Y.   +5 more
europepmc   +1 more source

Evolution law of overlying rock fracture field in goaf mining with double-roof-cutting retaining roadway. [PDF]

Sci Rep
Lv X, Hu S, Nian J, Deng C, Zhao B, He C, Wang Y, Zhang X, Zhang W.   +8 more
europepmc   +1 more source

An exploration of improving stability of gob-side entry retained with graded and zoned pressure relief technology: a case study. [PDF]

Sci Rep
Pan K, Ju WJ, Hou B, Jia HS.
europepmc   +1 more source

Study on bearing strength of fiber reinforced polymer anchoring cable in deep roadway. [PDF]

Sci Rep
Wang L, Wu Y, Chen D, Lu W, Sun H, He Y, Liu K, Zhang Y.   +7 more
europepmc   +1 more source