Improvement of filling systems for deep ore mine depth
Короткий опис(реферат)
Purpose of study – improvement of filling systems for deep ore mine depth.The studies have been undertaken for improvement of filling systems for deep ore mine depth and with purpose to increase the safety level of subsoil mining activities. A general method of determination of parameters for retention of drill drift stability, installed in the vicinity of a stope area down dip as well as along the strike of ore deposit.