Small-sized unit for destruction of rocks of low strength

Abstract

Increase of productivity and safety of works in mines and mines, at construction of tunnels and subway lines is possible only at complex mechanization of works, when not only main operations of technological cycle (extraction of minerals, carrying out of excavations), but also all accompanying auxiliary works are mechanized: excavation of recesses, cutting of faces, carrying out of sidings and auxiliary excavations of small cross-section.