Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7919054 | Process and installation for conversion of heavy petroleum fractions in a boiling bed with integrated production of middle distillates with a very low sulfur content | John E. Duddy, Andrea Gragnani | 2011-04-05 |
| 7704377 | Process and installation for conversion of heavy petroleum fractions in a boiling bed with integrated production of middle distillates with a very low sulfur content | John E. Duddy, Andrea Gragnani | 2010-04-27 |