Takhanov D 1

1. Research into influence of drilling-and-blasting operations on the stability of the kusmuryn open-pit sides in the republic of Kazakhstan
2. Determining the parameters for the overlying stratum caving zones during re-peated mining of pillars
3. Geomechanics substantiation of pillars development parameters in case of combined mining the contiguous steep ore bodies
4. Identifying rational locations for field mine workings in the zone influenced by mined-out space during repeated mining of pillars
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