Upgrading and tailoring the design of PP-54 rock drill for the conditions of Apatit OAO mining operations

V.A. Pivnev, D.A. Yungmeister, S.A. Lavrenko, A.E. Sabitov

The article presents theoretical and experimental data of the research into the design of a rock drill with a twin “piston - anvil-block - stem” percussion system. The authors substantiate the efficiency of the percussion system for rock drill design.

Mining Industry Journal №5 2012, стр.75