Results 151 to 160 of about 7,043 (214)

Determination method of rational position for working face entries in coordinated mining of section coal pillars and lower sub-layer. [PDF]

Sci Rep
Li X, Huan H, Lin H, Li Z, Du F, Cao Z, Fan X, Ren H.   +7 more
europepmc   +1 more source

Investigating the factors influencing vertical stress ahead of the undercutting line in block caving. [PDF]

Sci Rep
Cao Y, Hua X, Zhai S, Li H, Zhang H.
europepmc   +1 more source

Use of Explosives in Coal and Oil Fields [PDF]

, 1927
Reay, Bryce O.
core  

Research on surface subsidence laws and prediction models under repeated mining of multiple coal seams. [PDF]

Sci Rep
Guo S, Qiu S, Zhang D, Zheng W.
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

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

Study on fissure development law of surrounding rock in horizontal section stope of steeply dipping coal seam group. [PDF]

Sci Rep
Panshi X, Bodi Y, Bo Z, Baofa H, Jiarui F.   +4 more
europepmc   +1 more source

Study on the impact of stress effects on gas extraction in thick inclined coal seam caving faces. [PDF]

Sci Rep
Chen L.
europepmc   +1 more source

Moffat Tunnel [PDF]

, 1926
Weed, John Merrill, 1897-
core  

Study on the mechanism and prevention techniques of dynamic disaster in nearly vertical extra-thick coal seams. [PDF]

Sci Rep
Zhang Y, Li Q, Li L, Zhang J, Liu C, Yue H.   +5 more
europepmc   +1 more source