Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7446077 | Selective sulfur removal from hydrocarbon streams by absorption | M. M. Ramirez-Corredores, Zaida Hernandez, Raul Navarro | 2008-11-04 |
| 6019887 | Nitrile selective removal process | Maria Magdalena Ramirez de Agudelo, Douglaines L Marcano, Zaida Hernandez | 2000-02-01 |
| 5948942 | Bimetallic catalyst for the simultaneous selective hydrogenation of diolefins and nitriles and method of making same | Magdalena Ramirez de Agudelo, Djamal Djauadi | 1999-09-07 |
| 5880052 | Nitrile selective adsorbent | Maria Magdalena Ramirez de Agudelo, Marisela Gonzalez | 1999-03-09 |
| 5858211 | Process for the removal of nitrile using a selective adsorbent | Maria Magdalena Ramirez de Agudelo, Marisela Gonzalez | 1999-01-12 |
| 5834392 | Nitrile selective adsorbent | Maria Magdalena Ramirez de Agudelo, Marisela Gonzalez | 1998-11-10 |
| 5817589 | Regeneration of catalyst comprising flushing with inert gas followed by flushing with hydrogen | Magdalena Ramirez de Agudelo, Zaida Hernandez de Godoy, Raul Navarro | 1998-10-06 |
| 5663446 | Catalyst for the simultaneous selective hydrogenation of diolefins and nitriles and method of making same | Magdalena Ramirez de Agudelo, Trino Romero, Mariela Medina | 1997-09-02 |
| 5523271 | Catalyst for the simultaneous selective hydrogenation of diolefins and nitriles and method of making same | Magdalena Ramirez de Agudelo, Trino Romero, Mariela Medina | 1996-06-04 |