【摘要】 总结了上向分层胶结充填采矿法在我矿应用10多年取得的经验,低分段空场采矿法回采宽12m矿房富矿矿石的不足,择重分析了用上向分层胶结充填法回采矿房中富矿所带来的经济效益和社会效益。更多还原

【Abstract】 According to the experience of more than ten years on the overhand slicing consolidated fill in Jinping Mickel Mine and in consideration of the insufficiency of rich ore in low-stage sublevel open stope with chamber width of 12 m,the economic and social benefit contributed by rich ore cut-back in chambers by means of upward slicing is analyzed emphatically.更多还原