Calculation substantiation of the yield lock model of the polygonal yieldable support with elongated props by means of experiment

New Techniques and Technologies in Mining ◽

10.1201/b11329-15 ◽

2010 ◽

pp. 83-87 ◽

Author(s):

I Kovalevska ◽

V Fomychyov ◽

A Vyvcharenko

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