Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4851037 | Collecting agents for the selective flotation of lead and zinc ores and a process for preparing the same | Giorgio Bornengo, Anna Marabini, Vittorio Alesse | 1989-07-25 |
| 4827024 | Process for the preparation of fluoroxy-halo-compounds | Giorgio Guglielmo, Lino Conte | 1989-05-02 |