Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4579649 | Process for demetallization of heavy crudes using a catalyst having high metal retention capacity and good stability | Alfredo Morales, Roberto Galiasso, Jose Armando Salazar, Angel R. Carrasquel | 1986-04-01 |