Results 211 to 214 of about 7,043 (214)

Innovative solid waste backfilling technology for top coal caving mining: analysing top coal movement and recovery optimisation

International Journal of Mining, Reclamation and Environment
Zhongya Wu, Jixiong Zhang, Qiang Zhang, Meng Li, Feng Yang, Gang Duan   +5 more
openaire   +1 more source

Dynamic caving interval technology and its mechanisms for improving top coal recovery at the upward–downward transition of longwall top coal caving panel

Computational Particle Mechanics
Weijie Wei, Dongliang Cheng, Jinwang Zhang, Guanghui Fu, Huashun Xie, Yipeng Zhang, Xiujuan Li, Yaochen Wang   +7 more
openaire   +1 more source

Numerical investigation of load shedding and rockburst reduction effects of top-coal caving mining in thick coal seams

International Journal of Rock Mechanics and Minings Sciences, 2018
exaly  

Improving recovery in sublevel top coal caving mining by using partially reverse drawing technique

International Journal of Mining Science and Technology
exaly