Results 151 to 160 of about 13,666 (200)

Influences of coal-rock interface morphology's spatiotemporal evolutionary characteristics on top coal caving law. [PDF]

Sci Rep
Shen Y, Yang T, Liu J, Li Y, Luo J, Zhang X.   +5 more
europepmc   +1 more source

An experimental study on the effect of rock properties on the production of fine materials by a conical pick. [PDF]

Sci Rep
Kadkhodaei MH, Ghasemi E, Khademi Hamidi J, Rostami J.   +3 more
europepmc   +1 more source

Analysis of Formalization Approaches in the Artisanal and Small-Scale Gold Mining Sector Based on Experiences in Ecuador, Mongolia, Peru, Tanzania and Uganda:Tanzania Case Study [PDF]

, 2012
Spiegel, Sam
core  

Research on reasonable length of steeply dipping coal seam working face based on the fuzzy comprehensive evaluation method. [PDF]

Sci Rep
Zhang H, Guo Z, Ma F, Liu Y.
europepmc   +1 more source

Study on Flow Field Evolution Law of Goaf in Fully Mechanized Caving Face and Gel Air Leakage Blocking Technology under Withdrawal Condition. [PDF]

ACS Omega
Xie S, Dong C, Liu X, Li L, Wang G, Hao R.   +5 more
europepmc   +1 more source

Influence mechanism of thick hard layer on fracture and energy release characteristics of composite roof. [PDF]

Sci Rep
Song XS, Wang ZQ, Zhang PF, Guo L, Zhao TB, Han GW.   +5 more
europepmc   +1 more source

CFD Simulation Study on Nitrogen Injection to Suppress Coal Spontaneous Combustion in Goaf under Downward-Ventilation Conditions. [PDF]

ACS Omega
Wang J, Liu X.
europepmc   +1 more source

Research on Multi-Sensor Data Fusion Based Real-Scene 3D Reconstruction and Digital Twin Visualization Methodology for Coal Mine Tunnels. [PDF]

Sensors (Basel)
Zhu H, Jin J, Zhao S.
europepmc   +1 more source

Data-driven prediction framework of surrounding rock pressure in a fully mechanized coal face with temporal-spatial correlation. [PDF]

Sci Rep
Song Y, Feng Y, Wang W, Fan Y, Wu Y, Lv Z.   +5 more
europepmc   +1 more source

Boundary quantitative characterization of the top-coal limit equilibrium zone in fully mechanized top-coal caving stope along the strike direction of working face. [PDF]

Sci Rep
Lang D, Wu X, Wu Y, Xie P, Yan Z, Chen S.   +5 more
europepmc   +1 more source