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Design improvement of the holding bridge structure while in combined backfilling of the mined-out space of chambers
(Chernaya metallurgiya. Byulleten nauchno-tehnicheskoj i ekonomicheskoj informacii, 2018)
Main scientific and practical results of the design improvement of the holding bridge structure (isolating elements) while in combined backfilling of the mined-out space of chambers, that provides safety betterment while ...