Results 91 to 100 of about 717 (138)

Design and application study of the key technical parameters of dense drilling for pressure relief in coal mine roofs: a case study. [PDF]

Sci Rep
Ma J, Wang H, Li X, Dong G, Yuan Y.
europepmc   +1 more source

Evolution of Overburden Fractures and the Water-Conducting Fracture Zone in Closely Spaced Coal Mine Seams under Highly Water-Rich Aquifers. [PDF]

ACS Omega
Liu X, Zheng L, Liu H, Zuo Y, Ren W, Zhu X, Zhou X.   +6 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

Study on coal drawing parameters of deeply buried hard coal seams based on PFC. [PDF]

Sci Rep
Xinlei L, Ziyuan R, Zhengzheng C, Hao R.
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

Structural model of hard overburden shell in thick coal seam and its application. [PDF]

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

Stress and microseismic activity in hard roof thick coal seams under varying mining rates. [PDF]

Sci Rep
Gu ST, Guo ZY, Jiang BY, Li WS, Chen HX, Zhang K.   +5 more
europepmc   +1 more source

Overburden failure characteristics and fracture evolution rule under repeated mining with multiple key strata control. [PDF]

Sci Rep
Chaoshang S, Chaoyang S, Zhiming Z, Haixiao L, Zhenhua L, Feng D, Zhengzheng C, Pengtao L, Lin L.   +8 more
europepmc   +1 more source

Analysis and control of gas blowout accidents in working faces beneath thick magmatic rock. [PDF]

Sci Rep
Ma S, Su Y, Wang X, Guo B, Zhang S, Li H.   +5 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