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Inorganic Cement Grouting for Reinforcing Triangular Zone of Highly Gassy Coal Face with Large Mining Height

Aiming to address the serious problem of coal wall spalling in the triangular zone of the coal face end under high-intensity mining, this paper introduces inorganic cement grouting reinforcement technology for medium-depth holes based on the specific geological conditions of the Sihe coal mine in Ch...

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Principais autores: Bin Song, Shuai Zhang, Dongsheng Zhang, Gangwei Fan, Wei Yu, Qiang Zhao, Shuaishuai Liang
Format: Artigo
Sprog:Inglês
Udgivet: MDPI AG 2018-09-01
Serier:Energies
Fag:
inorganic cement
coal face end
broken zone
large mining height
highly gassy
Online adgang:http://www.mdpi.com/1996-1073/11/10/2549
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