| 无污染碘化法提金工艺条件及再生研究 |
| |
| 引用本文： | 宫丽媛,李芬,于洋,闫攀.无污染碘化法提金工艺条件及再生研究[J].环境科学与管理,2011,36(5):64-66,70. |
| |
| 作者姓名： | 宫丽媛 李芬 于洋 闫攀 |
| |
| 作者单位： | 哈尔滨理工大学化学与环境工程学院; |
| |
| 基金项目： | 哈尔滨理工大学校级大学生创新实验项目(无污染法碘化提金工艺研究) |
| |
| 摘 要： | 以大兴安岭地区呼玛金矿含银氧化矿为原材料,探讨了碘化提金的工艺条件,并对碘的再生方式进行了研究。研究表明,常温条件下当浸出时间为3 h,液固比为5:1,碘含量达到0.8%,pH值在6~8的范围内时,可以得到较理想的浸金率,此时金的浸出率可达到90%以上。为了降低碘化提金的应用成本,采用锌置换金的方法使碘回收,结果显示,当锌粉的加入量为1 g,置换时间为1 h时,置换率最高,碘可以高效回收利用。
|
| 关 键 词： | 碘化提金 无污染 再生 |
Pollution-free Iodinated Desugarization by Gold Process Conditions and Regeneration Research |
| |
| Gong Liyuan,Li Fen,Yu Yang,Yang Pan.Pollution-free Iodinated Desugarization by Gold Process Conditions and Regeneration Research[J].Environmental Science and Management,2011,36(5):64-66,70. |
| |
| Authors: | Gong Liyuan Li Fen Yu Yang Yang Pan |
| |
| Institution: | Gong Liyuan,Li Fen,Yu Yang,Yang Pan(School of Chemistry and Environment Engineering,Harbin University of Science and Technology,Harbin 150040,China) |
| |
| Abstract: | The paper based on the area of Daxin'anling Huma county Gold silver-contained oxide minerals as raw material.Discusses iodinated gold leaching technology conditions and the iodine in the regenerative way.Research shows that normal temperature conditions when leaching time is 3 hours,the liquid-solid ratio is 5:1,Iodine content reach 0.8% and the PH range from 6-8,it will get ideal gold leaching rate that the gold leaching rate can reach 90%.In order to reduce iodinated carry gold application costs can use t... |
| |
| Keywords: | Iodinated gold leaching pollution-free regeneration |
| 本文献已被 CNKI 维普 万方数据 等数据库收录！ |
|
