Study on technology of deep-hole blasting combined cutting of hard thick roof in fully mechanized caving face of extra-thick coal seam

Study on technology of deep-hole blasting combined cutting of hard thick roof in fully mechanized caving face of extra-thick coal seam Journal of Mining and Safety Engineering . 2024, (6): 1179 -1189 . DOI: 10.13545/j.cnki.jmse.2023.0569