Hard roof movement characteristic and its control methods under supporting effect of the backfilling body#br#

CLC Number:

[1]	. Study on pressure relief control technology of surrounding rock around the staggered roof roadway in a deep longwall face [J]. Journal of Mining and Safety Engineering, 2023, 40(2): 215-223.
[2]	. Distribution and influence factors of support resistance in longwall panel with large face length of a kilometerdeep coal mine [J]. Journal of Mining and Safety Engineering, 2023, 40(1): 1-10.

Knowledge