Feasibility of Modifying Coal Pillars to Prevent Sand Flow...

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Feasibility of Modifying Coal Pillars to Prevent Sand Flow Under a Thick Loose Layer of Sediment and Thin Bedrock; Machbarkeit einer Mächtigkeitsmodifizierung der Hangendschutzschichten zur Verhinderung von Sandeinbrüchen im Kohlebergbau unterhalb mächtiger Lockersedimente bei geringer Überdeckung; Viabilidad de modificar pilares de carbón para evitar el flujo de arena bajo una capa gruesa de sedimentos y roca delgada; 修改煤柱防止厚松散层薄基岩下采煤溃砂的可行性;

Yu, Zhongbo, Zhu, Shuyun, Guan, Yunzhang, Hu, Dongxiang
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Language:
english
Journal:
Mine Water and the Environment
DOI:
10.1007/s10230-019-00622-4
Date:
August, 2019
File:
PDF, 2.78 MB
english, 2019
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