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Effect of rocks displacement activation on the formation of the surface trough during anthracite seams extraction
(National Mining University, 2017-06-30)
Purpose. To define peculiarities related to the formation of the dynamic and stationary half-troughs under the influence of anthracite seam extraction by adjacent faces. Methods. To establish the parameters of the surface ...
Experimental determination of angle values of the rocks full displacement when undermining them by breakage headings
(National Mining University, 2017-12-30)
Purpose. Experimental determination of angle changes of full displacement of rocks by removing the breakage face from the face entry in different mining and geological conditions. Methods. On the basis of experimental ...