Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 10337083 | Processes for preparing various metals and derivatives thereof from copper- and sulfur-containing material | Wu Shijun | 2019-07-02 | |
| 6395059 | Situ desulfurization scrubbing process for refining blister copper | Manuel Zamalloa, Yvan Tremblay, Eva Carissimi | 2002-05-28 | $9,365,000 |