| 发明名称 |
Leaching of Minerals |
| 摘要 |
A method for treating a mineral composition containing iron, arsenic or other Group VA compounds comprises milling the mineral composition to a particle size of P80 of less than 25 μm and leaching the mineral composition in the presence of lime and/or limestone and a soluble alkali complexing agent and in the presence of an oxygen containing gas at a pH in the range of from 3.5 to 6. |
| 申请公布号 |
US2016258038(A1) |
申请公布日期 |
2016.09.08 |
| 申请号 |
US201415030907 |
申请日期 |
2014.10.21 |
| 申请人 |
GLENCORE TECHNOLOGY PTY LTD |
发明人 |
Hourn Michael Matthew;Mallah Daniel;Voigt Paul;Turner Duncan |
| 分类号 |
C22B30/04;C22B3/12;C22B1/14;C22B34/24;C21B15/00;C22B3/14;C22B34/22 |
主分类号 |
C22B30/04 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A method for treating a mineral composition containing iron, arsenic or other Group VA compounds comprising milling the mineral composition to a particle size of P80 of less than 25 μm and leaching said mineral composition in the presence of lime and/or limestone and a soluble alkali complexing agent and in the presence of an oxygen containing gas at a pH in the range of from 3.5 to 6. |
| 地址 |
Brisbane, Queensland AU |
