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Analysis on weakening hard rock used by long-hole presplitting blast in fully mechanized coal face with water-gel explosive grain
Authors:HUANG Wenyao  MU Chaomin  ZONG Qi  FU Jugeng  WU Hongbo and TU Min
Institution:School of Chemical Engineering, Anhui University of Science and Technology, Huainan, Anhui 232001, China;School of Mining and Safety Engineering, Anhui University of Science and Technology, Huainan, Anhui 232001, China;School of Civil Engineering, Anhui University of Science and Technology, Huainan, Anhui 232001, China;School of Civil Engineering, Anhui University of Science and Technology, Huainan, Anhui 232001, China;School of Chemical Engineering, Anhui University of Science and Technology, Huainan, Anhui 232001, China;School of Mining and Safety Engineering, Anhui University of Science and Technology, Huainan, Anhui 232001, China
Abstract:
Keywords:long-hole presplitting blast  fault  hard rock  water-gel explosive grain  design of blasting parameters
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