METHOD FOR MINING OF THIN MANGANESE ORE BEDS

摘要

Usage: This invention relates to the mining industry and is intended for the formation of underground mining of mineral deposits. Summary of the invention within the excavation drift layer selected manganese ore in a stope side in the storage chamber, wherein the ratio of geometrical parameters in the discharge-gap member cavity gap depth to its height is varied within 2.7-2,9 values, and the ratio of depth cavity to its height is varied within 1.45-1.55. 1 yl.