| 发明名称 | Cyanide-leaching process | ||
| 摘要 | A process for recovering a precious metal from ore includes adding process water containing thiocyanates to ore particles to obtain a pulp. The pulp having a basic pH is contacted with an oxidizing gas containing ozone; and the pulp is contacted with cyanide. Contacting the pulp with cyanide can include adding cyanide subsequently to contacting the pulp with the oxidizing gas containing ozone. | ||
| 申请公布号 | US9404168(B2) | 申请公布日期 | 2016.08.02 |
| 申请号 | US201414531567 | 申请日期 | 2014.11.03 |
| 申请人 | COREM | 发明人 | Levasseur Benoit;Proulx Eric;Olsen Caroline |
| 分类号 | C22B11/00;C22B11/08 | 主分类号 | C22B11/00 |
| 代理机构 | Merchant & Gould | 代理人 | Merchant & Gould |
| 主权项 | 1. A process for recovering a precious metal from ore, the process comprises: adding process water containing thiocyanates to ore particles to obtain a pulp; contacting the pulp having a basic pH with an oxidizing gas containing ozone; and contacting the pulp with cyanide. | ||
| 地址 | Quebec, Quebec CA | ||