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J4 ›› 2009, Vol. 17 ›› Issue (6): 59-63.

• 技术前沿 • 上一篇    下一篇

甘肃某金矿堆浸尾矿二次回收试验研究

齐蕊霞1,徐小军1,刘红东2,王金祥3,齐新4   

  1. 1.西安地质矿产勘查开发院,陕西  西安   710100;
    2.盾安控股集团,浙江  杭州   310009;
    3.西安巨石生物堆浸工程技术有限公司,陕西  西安   710100;
    4.西安工业大学金属材料工程学院,陕西  西安   710032
  • 收稿日期:2009-06-20 修回日期:2009-09-04 出版日期:2009-12-30 发布日期:2011-07-15
  • 作者简介:齐蕊霞(1969-),女,陕西西安人,工程师,主要从事化学分析研究工作.

Experimental Research on Secondary Recovery of Heap-leaching Tailings of a Certain Gold M ine in Gansu

QI Ruixia1,XU Xiaojun1,LIU Hongdong2,WANG Jinxiang3,QI Xin4   

  1. 1.Xi’an Institute ofGeology and Mineral Resources Exploration,Xi’an   710100,Shaanxi,China;
    2.Dun’an Holding Group,Hangzhou   310009,Zhejiang,China;
    3.Xi’an Big Stone Heap Bioleaching Tech、Ltd.,Xi’an   710100,Shaanxi,China;
    4.School ofMetal Materials Engineering,Xi’an University ofTechnology,Xi’an   710032,Shaanxi,China
  • Received:2009-06-20 Revised:2009-09-04 Online:2009-12-30 Published:2011-07-15

摘要:

介绍了甘肃某金矿堆浸尾矿二次回收提金的低成本堆浸工艺流程和试验结果,含金2.51 g/t的堆浸尾矿经过2个多月的试验后,金的浸出率达到32.29% ,药剂耗量为0.14 kg/t,石灰加入量为4.43 kg/t,药剂耗量低,每吨矿出0.81 g黄金,按照近几年来的黄金价格估算,经济效益十分可观,工艺方法简单易行,很好地解决了该金矿堆浸尾矿的二次回收问题。

关键词: 堆浸尾矿, 粒级, 二次回收, 甘肃省

Abstract:

This paper presents a gold mine in Gansu secondary recovery tailings heap leaching of low-cost heap leaching process and test results.The grade of gold is 2.51 g/t,heap leaching tailings after more than two months of trial,the rate of gold leaching reached 32.29%,the pharmaceutical consumption of 0.14 kg/t.lime amount of 4.43 kg/t.Pharm aceutical consumption is low,out of 0.8 1 grams of gold per ton of ore.According to estimates of gold prices in recent years,very substantial economic benefits.Handicraft method has been easy to do simplely,a good solution to the gold mine tailings heap leaching of secondary recovery.

Key words: Heap-leaching tailings, Fraction, Secondary recovery, Gansu province

中图分类号: 

  • TD926.4


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