Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5876588 | Process for removing and recovering copper, silver and zinc from sulfide ores | Jean-Marc Lalancette, Hugues Menard | 1999-03-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5876588 | Process for removing and recovering copper, silver and zinc from sulfide ores | Jean-Marc Lalancette, Hugues Menard | 1999-03-02 |