Zhang Yun
Abstract
The experiment on downhole blasting technology in Hujiagu mine proves its godd technical and economical effect. The fact testifies that the downhole blasting has a better effect than hole entrance blasting. The better blasting outcome and reduction of blasting cost improve the general economic benefit of the mine.
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The experiment on downhole blasting technology in Hujiagu mine proves its godd technical and economical effect. The fact testifies that the downhole blasting has a better effect than hole entrance blasting. The better blasting outcome and reduction of blasting cost improve the general economic benefit of the mine.
Key concepts: Rock blasting, Mining engineering, Engineering, Drilling and blasting, Forensic engineering, Petroleum engineering