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J4 ›› 2011, Vol. 19 ›› Issue (5): 29-32.

• 矿产勘查 • 上一篇    下一篇

山东胡八庄金矿围岩破碎矿体采矿方法

刘涛,高龙涛,隋永乐,宋林夫   

  1. 山东黄金集团金洲矿业有限公司,山东  乳山   264501
  • 收稿日期:2011-08-13 修回日期:2011-09-22 出版日期:2011-10-29 发布日期:2012-05-29
  • 作者简介:刘涛(1965-),男,山东威海人,工程师,从事采矿工程设计和安全工作.781900658@qq.com

The Mining Method of Broken Orebody in Hubazhuang Gold Mine,Shandong Province

LIU Tao,GAO Longtao,SUI Yongle,SONG Linfu   

  1. Shandong Gold Group,Jinzhou Mining Co.,Ltd.,Rushan 264501,Shandong,China
  • Received:2011-08-13 Revised:2011-09-22 Online:2011-10-29 Published:2012-05-29

摘要:

由于胡八庄矿区上盘围岩不稳固,回采过程中上盘围岩垮塌、冒落时有发生,易沉帮冒顶,损失率和贫化率骤增。通过制定上盘破碎带分层回采剔除和下盘矿体分层跟进回采的浅孔采矿法,有效地缓解了围岩失稳存在的隐患,提高了回采效率,降低了贫化率和损失率,取得了较好的经济效益和社会效益,可在类似地质条件矿山推广应用。

关键词: 破碎矿体, 围岩, 爆破, 回采工艺, 损失率, 贫化率, 胡八庄金矿, 山东省

Abstract:

Accidents of hanging wall rock collapse,caving,sinking spalling and roof-fall which caused by unstable wall rock frequently occur in mining process of Hubazhuang gold mine.This also increases loss rate and dilution rate.We formulate a shallow hole mining method of plate removed on the hanging wall fracture zone and layered culling and follow -up recovery on the footwall ore.This method effectively solves the potential danger of surrounding rock instability,improves the mining efficiency,reduces the dilution rate and loss rate,gains better economic benefits and social benefits,it could be applied in the similar mine.

Key words: Broken orebody, Wall rock, Blasting, Recovery mining technology, Loss rate, Dilution rate, Hubazhuang gold mine, Shandong Province

中图分类号: 

  • TD 863

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