| 发明名称 |
Process for recovering molybdenum and tungsten from mining wastewater |
| 摘要 |
A process for removal of heavy metals in their anionic state, particularly tungsten and molybdenum, from industrial mining wastewater by chemical precipitation of the heavy metal values, followed by gas flotation.
|
| 申请公布号 |
US4219416(A) |
申请公布日期 |
1980.08.26 |
| 申请号 |
US19780920259 |
申请日期 |
1978.06.29 |
| 申请人 |
DRAVO CORP |
发明人 |
RAMADORAI, GOPALAN;RAMIREZ, ERNEST R |
| 分类号 |
C02F1/465;C22B3/44;(IPC1-7):C02B1/20;C02C5/12 |
主分类号 |
C02F1/465 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
