Materials excavated from a corner of a mine, methods used in forming a corner of a mine, including continuous upward transportation of excavated materials, storage of excavated materials, and equipment for mine clearance Stop digging

摘要

Method for the removal of the excavated material from a resentment of the mine, during the formation of the resentment of the mine to Underground MineIncludes Transport of excavated material upwards on a continuing basis, deposition of excavated material transported; apparatus for the removal of the excavated material.