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黄金矿山缓倾斜中厚矿体双进路分段空场采矿法及其应用

Research and application of double-approach sublevel open-stope mining method for gently dipping medium-thick ore bodies in gold mines

  • 摘要: 针对某黄金矿山缓倾斜中厚矿体采用房柱采矿法开采过程中存在的生产能力?汀⒐と死投慷却蟆⒆饕蛋踩圆畹任侍猓菘筇宓母炒嫣跫治霾⑷范怂贩侄慰粘〔煽蠓ㄅ浜弦?夭嘶目晒ひ铡O殖」こ逃τ媒峁砻鳎焊霉ひ战岷现猩羁妆萍际酰饩隽烁每笊交呵阈敝泻窨筇宓目杉际跄烟猓芰戏恐煽蠓商岣吡艘槐兑陨希⒊晒饩隽瞬沙“踩圆詈筒煽笏鹗痘蟮任侍猓哂薪虾玫木眯б婧蜕缁嵝б妫晒┩嘈涂笊讲慰冀杓?

     

    Abstract: In response to the issues of low production capacity,high labor intensity,and poor operational safety in the process of mining for medium-thick ore bodies in a certain mine with a gentle dip,an extraction method combining sublevel open-stope mining with remote-controlled scooptrams was analyzed and determined based on the occurrence conditions of the ore body.The on-site engineering application results show that this method,combined with medium-long hole blasting technology,solves the technical difficulties in mining the medium-thick ore body in the gently dipping mine.The production capacity is more than doubled compared to the room-and-pillar mining method.It successfully addresses the issues of poor operational safety in the mining area and a large loss of ore dilution,demonstrating favorable economic and social benefits.This method can serve as a reference for similar mines.

     

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