Calculation Method of Annual Mining Recovery Index in Mining Enterprise

Mining recovery is a main economic-technical index to measure mine enterprise's levels of production management and resources comprehensive utilization. The mining recovery, as a annual measuring index for a mine, is adopted by Department of Land and Resources of He'nan Province, and is interrelated with mineral resource compensation fee. Foe the standardization and management of the index calculation, the author expounds the calculation method of annual mining recovery index in mining enterprise according to the relevant regulation of He'nan Province.