Layout of roadway under goaf based on scale effect of mining cross upper coal pillar

With the condition of contugous double-thick coal seams downward mining as the background, in view of the adverse effects of upper remaining coal pillars on the stability of mining roadway and stope, the field measurement and theoretical analysis are adopted to study the regional characteristics of...

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Detalhes bibliográficos

Principais autores:	LYU Kai, HE Fulian, XU Xuhui, WANG Fuzhong, QIN Binbin, LI Liang
Formato:	Artigo
Idioma:	Chinês
Publicado em:	Editorial Department of Coal Science and Technology 2023-03-01
Colecção:	Meitan kexue jishu
Assuntos:	contugous coal seam remaining coal pillar transverse translation layout the deviatoric stress invariant mining cross the upper coal pillar roof and coal pillar system
Acesso em linha:	http://www.mtkxjs.com.cn/article/doi/10.13199/j.cnki.cst.2021-0610
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