Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7955497 | Process for recovering ultrafine solids from a hydrocarbon liquid | Baha Elsayed Abulnaga, Sara Lindsay | 2011-06-07 |
| 7674369 | Process for recovering ultrafine solids from a hydrocarbon liquid | Baha Elsayed Abulnaga, Sara Lindsay | 2010-03-09 |
| 6387840 | Oil soluble coking additive | Ramon Salazar, Monsaris Pimentel, Alice Dupatrocinio, Pedro Pereira, Jose Cordova | 2002-05-14 |
| 6344429 | Oil soluble coking additive, and method for making and using same | Pedro Pereira, Jose Cordova, Ramon Salazar, Monsaris Pimentel, Alice Dupatrocinio | 2002-02-05 |
| 6193875 | Oil soluble coking additive, and method for making and using same | Pedro Pereira, Jose Cordova, Ramon Salazar, Monsaris Pimentel, Alice Dupatrocinio | 2001-02-27 |
| 6169054 | Oil soluble coking additive, and method for making and using same | Pedro Pereira, Jose Cordova, Ramon Salazar, Monsaris Pimentel, Alice Dupatrocinio | 2001-01-02 |
| 6043182 | Production of oil soluble catalytic precursors | Jose Cordova, Pedro Pereira, Antida Andriollo, Alfredo Cirilo, Francisco Granadillo | 2000-03-28 |
| 5922190 | Process for suppressing foam formation in a bubble column reactor | Daniel D. Joseph, Julio Krasuk | 1999-07-13 |
| 5922191 | Foam control using a fluidized bed of particles | Clara E. Mata, Daniel D. Joseph, Julio Krasuk | 1999-07-13 |
| 5166118 | Catalyst for the hydrogenation of hydrocarbon material | Klaus Kretschmar, Ludwig Merz, Klaus Niemann, Julio Krasuk, Franzo Marruffo +1 more | 1992-11-24 |
| 4851107 | Process for the hydrogenation of heavy and residual oils | Klaus Kretschmar, Ludwig Merz, Klaus Niemann, Julio Krasuk, Franzo Marruffo | 1989-07-25 |
| 4752376 | Multiple stepped process for the demetallization and desulfuration of heavy oil feedstocks | Jacinto Pachano, Otto Rodriguez, Julio Krasuk | 1988-06-21 |
| 4613427 | Process for the demetallization and hydroconversion of heavy crudes and residues using a natural clay catalyst | Gonzalo Sepulveda, Marcos Rosa-Brussin, Nereida Carrion, Pedro Roa, Alfredo Morales Ruiz +2 more | 1986-09-23 |
| 4568657 | Catalyst formed of natural clay for use in the hydrodemetallization and hydroconversion of heavy crudes and residues and method of preparation of same | Gonzalo Sepulveda, Marcos Rosa-Brussin, Nereida Carrion, Pedro Roa, Alfredo Morales Ruiz +2 more | 1986-02-04 |