Инновационный способ разупрочнения труднообрушаемой кровли методом механического воздействия клиньев-резцов на секции механизированной крепи

This technical method allows to provide safe way of mining operations at the longwall with hard and hanging roof, and also to initiate the roof fall down right after the power support sections in the gob area using new technical method of OOO «RivalSIT» applying wedge-cutter at the supporting element of a power support section.