Issued Patents All Time
Showing 26–34 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4592827 | Hydroconversion of heavy crudes with high metal and asphaltene content in the presence of soluble metallic compounds and water | Jose Armando Salazar, Alfredo Morales, Angel R. Carrasquel | 1986-06-03 |
| 4591426 | Process for hydroconversion and upgrading of heavy crudes of high metal and asphaltene content | Julio Krasuk, Fernando Jose Silva, Alfredo Souto | 1986-05-27 |
| 4588709 | Catalyst for removing sulfur and metal contaminants from heavy crudes and residues | Alfredo Morales, Angel R. Carrasquel, Jose Armando Salazar | 1986-05-13 |
| 4579649 | Process for demetallization of heavy crudes using a catalyst having high metal retention capacity and good stability | Alfredo Morales, Maria M. Agudelu, Jose Armando Salazar, Angel R. Carrasquel | 1986-04-01 |
| 4525472 | Process for catalyst preparation for the hydrodemetallization of heavy crudes and residues | Alfredo Morales, Angel R. Carrasquel | 1985-06-25 |
| 4520128 | Catalyst having high metal retention capacity and good stability for use in the demetallization of heavy crudes and method of preparation of same | Alfredo Morales, Maria Agudelo, Jose Armando Salazar, Angel R. Carrasquel | 1985-05-28 |
| 4508616 | Hydrocracking with treated bauxite or laterite | José M. Larrauri, Beairit C. Arias | 1985-04-02 |
| 4499202 | Hydrocracking catalyst | Beatriz Arias, Humberto Kum | 1985-02-12 |
| 4465784 | Hydrotreatment catalyst | José M. Larrauri, Beatriz Arias | 1984-08-14 |