YE Tu-qiang, ZENG Xi-long, LIN Qin-he, CAI Jin-bin. Practice of solving large mined-out area by open deep hole blastingJ. CHINA MINING MAGAZINE, 2008, 17(8): 97-101.
Citation:
YE Tu-qiang, ZENG Xi-long, LIN Qin-he, CAI Jin-bin. Practice of solving large mined-out area by open deep hole blastingJ. CHINA MINING MAGAZINE, 2008, 17(8): 97-101.
YE Tu-qiang, ZENG Xi-long, LIN Qin-he, CAI Jin-bin. Practice of solving large mined-out area by open deep hole blastingJ. CHINA MINING MAGAZINE, 2008, 17(8): 97-101.
Citation:
YE Tu-qiang, ZENG Xi-long, LIN Qin-he, CAI Jin-bin. Practice of solving large mined-out area by open deep hole blastingJ. CHINA MINING MAGAZINE, 2008, 17(8): 97-101.
Practice of solving large mined-out area by open deep hole blasting
The large mined-out area that is left when a mine is mined from underground mining transiting into sureface mining is a security.This paper introudces the solution way of open deep hole blasting by using example.It is of certain reference value for the designer.
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