Overburden failure characteristics and fracture evolution rule under repeated mining with multiple key strata control
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DOI: 10.1038/s41598-025-14068-y
Abstract: To master the overburden structure failure and fracture evolution law under multi-key stratum control during repeated mining in coal seams, this study takes the superimposed mining faces of 6# and 7# coal seams in Xinjiang… read more here.
Keywords: repeated mining; fracture; key strata; control ... See more keywords
Study on the Bearing Structure of Key Strata and the Linkage Evolution Mechanism of Surface Subsidence in Shallow Coal Seam Mining
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DOI: 10.3390/app14209608
Abstract: Shallow coal seam mining results in the formation of various bearing structures in key strata, leading to varying degrees of surface subsidence and severe disruption to the surface ecological environment. To investigate the coupled evolution… read more here.
Keywords: coal seam; key strata; structure; subsidence ... See more keywords