Determination of heading wall's reasonable resistance line in the case of short delay blasting
Xiaojie Li
Abstract
Xiaojie Li
Abstract
Based on analysis of mechanism of short delay blasting and according to actual conditions of Lanjian Iron Ore Mine,the reasonable resistance line of heading wall in the case of short delay blasting is determined.
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Based on analysis of mechanism of short delay blasting and according to actual conditions of Lanjian Iron Ore Mine,the reasonable resistance line of heading wall in the case of short delay blasting is determined.
Key concepts: Rock blasting, Heading (navigation), Line (geometry), Mining engineering, Engineering, Geotechnical engineering, Geology, Geodesy