Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4472587 | Process for obtaining phthalic anhydride, starting from ortho-xylene, naphtalene and their mixtures, by oxidation in the presence of a specific catalyst and the catalyst obtained by carrying out said process | Francesco Maria Benedetti, Angelo Celli | 1984-09-18 |