Methodological basis for calculating parameters of direct dumping flowsheets in open pit mining of gently dipping coal beds
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DOI: 10.1134/s1062739117022151
Abstract: Under discussion are the direct dumping flowsheets applied to remove lower overburden layers at coal series deposits in Kuzbass. The authors present the calculation procedure for the parameters of overburden excavation and re-excavation flowsheets using… read more here.
Keywords: basis calculating; methodological basis; parameters direct; direct dumping ... See more keywords
Enhancing Efficiency of Direct Dumping by Cast Blasting of Overburden Rocks
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DOI: 10.1134/s106273912002671x
Abstract: The article reports the modeling results on direct dumping of overburden by cast blasting. The cast factor variation as function of seam occurrence and explosion block parameters is found. Potential improvement of cast blasting to… read more here.
Keywords: enhancing efficiency; efficiency direct; cast; direct dumping ... See more keywords