Metal Mine ›› 2009, Vol. 39 ›› Issue (04): 32-34.
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Qiu Jungang,Du Yunlong,Liu Fuan
Online:
Published:
Abstract: Adjacent veins in Sizhuang mining area of Jiaojia Gold Mine are often seen to be in parallel arrangement to each other.For them, shallow-hole shrinkage stoping, separate cut-fill method of two veins and filling by wall-cutting had been adopted, achieving no ideal results.Through continuous trial and error by technical personnel in production practice, a flexible and rational stoping method for parallelly-lying adjacent narrow veins that is synchronous stoping method of adjacent veins was devised, where two sets of ore passes and drainage wells are used in combination for ore transport and ventilation, providing a fully new thinking for the efficient mining of parallelly-lying adjacent narrow veins in gold mines.
Key words: Adjacent narrow veins, Synchronous mining, Combined operation
QIU Jun-Gang, DU Yun-Long, LIU Fu-An. Analysis of the Extraction Mode for Adjacent Narrow Veins[J]. Metal Mine, 2009, 39(04): 32-34.
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