Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4461701 | Process for rutile flotation by means of N-benzoyl-N-phenylhydroxylamine as a selective collector | Anna Marabini | 1984-07-24 |
| 4191729 | Hydrometallurgical process for separating lead and zinc from oxidized ore | Carlo Abbruzzese | 1980-03-04 |