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Proceedings Papers

Exploration Technology of Sound Wave and Electromagnetic Wave United Optical Imagining Verification for Evaluating Stability of Mining Roadway in Steeply Dipping Coal Seams

F. Cui, X. P. Lai, J. T. Cao, P. F. Shan
Paper presented at the ISRM SINOROCK 2013, June 18–20, 2013
Paper Number: ISRM-SINOROCK-2013-127
... means for ensuring the safety of mining. After the effect of secondary stress and mining influence relaxation induced by excavating roadway, surrounding rock will crush and cave with the characteristics of partition distribution. Loosen zone of surrounding rock is a dynamic process of occurrence...
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