Combined Support Technology of Retained Entry in Large Mining Height Face with Double Roadways Layout
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DOI: 10.1007/s10706-020-01317-2
Abstract: The stability of retained roadway plays an important role in the safety production of coal mine underground working face. Taking the 21,101 auxiliary haulage gate in Yaping Mine as the engineering background, the supporting technology… read more here.
Keywords: retained roadway; combined support; support technology; technology ... See more keywords