Concerning a definition question conditions of an ore drawing, which promote improvement technologies of mining of ore deposits systems of a sublevel caving of ore

Abstract

Thanks to practical data of mining of ore deposits, it is known, that an ore is drawing – one of the important operations of mining methods floor and a sublevel caving on which depend, both qualitative, and quantitative results of extraction. Therefore, improvement of technologies of working of deposits which provide improvement of parameters of an ore drawing is an actual scientific and technical problem.