Dependence of Safe Thickness of Roof on Stope Span and Area of Exposure

LIU Chang, ZHANG Jian, PENG Yun, QU Yan-si, QIN Min

Mining and Metallurgical Engineering ›› 2016, Vol. 36 ›› Issue (6) : 18-21.

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Mining and Metallurgical Engineering ›› 2016, Vol. 36 ›› Issue (6) : 18-21. DOI: 10.3969/j.issn.0253-6099.2016.06.005

Dependence of Safe Thickness of Roof on Stope Span and Area of Exposure

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{{article.zuoZheEn_L}}. {{article.title_en}}[J]. {{journal.qiKanMingCheng_EN}}, 2016, 36(6): 18-21 https://doi.org/10.3969/j.issn.0253-6099.2016.06.005

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