Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6383975 | Procedure to obtain a catalyst for the hydrodenitrogenation and hydrodesulfurization of middle and heavy oil fraction and the resulting product | Ernesto Galvan Rocha, Tomás Alberto Beltrán Oviedo, Blanca Lucía Medellín Rivera, Rene Zarate Ramos | 2002-05-07 |