Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12299863 | Coke morphology by image segmentation | Kaustav Chaudhuri, Thomas Michael Rea, Estrella Rogel, Paul E. Hajdu | 2025-05-13 |
| 12208297 | Systems and methods for treating contaminated solid material | Thomas Hoelen, Adam J. Dassey, Carl W. Lam, Russell Evan Cooper, Janelle L. Lewis | 2025-01-28 |
| 10975291 | Method of selection of asphaltene precipitant additives and process for subsurface upgrading therewith | Estrella Rogel, Ian Phillip Benson, Ronald A. Behrens | 2021-04-13 |
| 10907473 | Low volume in-line filtration methods for analyzing hydrocarbon-containing fluid to evaluate asphaltene content and behavior during production operations | Estrella Rogel, Michael E. Moir | 2021-02-02 |
| 10865628 | Antenna operation for reservoir heating | Gunther H. Dieckmann | 2020-12-15 |
| 10865629 | Antenna operation for reservoir heating | Gunther H. Dieckmann | 2020-12-15 |
| 10704371 | Low dielectric zone for hydrocarbon recovery by dielectric heating | Gunther H. Dieckmann, Michal M. Okoniewski, Pedro Vaca, James Thomas Dunlavey, Donald L. Kuehne | 2020-07-07 |
| 10184330 | Antenna operation for reservoir heating | Gunther H. Dieckmann | 2019-01-22 |
| 10137486 | Systems and methods for thermal treatment of contaminated material | Roopa KAMATH, Schaun Malcolm Smith, Deyuan Kong, Gunther H. Dieckmann | 2018-11-27 |
| 9921205 | Method for determining the effectiveness of asphaltene dispersant additives for inhibiting or preventing asphaltene precipitation in a hydrocarbon-containing material subjected to elevated temperature and presssure conditions | Estrella Rogel, Michael E. Moir | 2018-03-20 |
| 9921203 | Method for predicting sediment content of a hydroprocessed hydrocarbon product | Estrella Rogel, Pak Leung, Nan Chen | 2018-03-20 |
| 9739125 | Method for upgrading in situ heavy oil | Ian Phillip Benson | 2017-08-22 |
| 9671384 | Low volume in-line filtration method for evaluation of asphaltenes for hydrocarbon-containing feedstock | Estrella Rogel, Michael E. Moir | 2017-06-06 |
| 9670760 | Process for in situ upgrading of a heavy hydrocarbon using asphaltene precipitant additives | Estrella Rogel | 2017-06-06 |
| 9539455 | Method for soil treatment | Thomas Hoelen, Deyuan Kong | 2017-01-10 |
| 9284826 | Oil extraction using radio frequency heating | Michael Campbell, Kathleen Judith Miller, Gunther H. Dieckmann, James Thomas Dunlavey, Donald L. Kuehne | 2016-03-15 |
| 9255043 | Liquid crude hydrocarbon composition | John Segerstrom, Estrella Rogel, Curt B. Campbell | 2016-02-09 |
| 9127213 | Method for predicting catalyst performance | Varut Komalarajun, Estrella Rogel | 2015-09-08 |
| 9028680 | Method and system for processing viscous liquid crude hydrocarbons | Gunther H. Dieckmann, John Segerstrom, Estrella Rogel, Vasudevan Sampath, Donald L. Kuehne +2 more | 2015-05-12 |
| 6171479 | Microwave heated catalyst and process | Alfredo Morales, Luis A. Rivas, Nora Urbano | 2001-01-09 |
| 6017845 | Microwave heated catalyst and process | Alfredo Morales, Luis A. Rivas, Nora Urbano | 2000-01-25 |
| 5891829 | Process for the downhole upgrading of extra heavy crude oil | Carlos Vallejos, Tito Vasquez | 1999-04-06 |
| 5321187 | Catalyst for the direct conversion of methane to higher hydrocarbons and method for the preparation of same | Nora Urbano, Francisco Jose Assis Rosa | 1994-06-14 |
| 5269909 | Process for treating heavy crude oil | Antonia Hamana, Rafael Bolivar, Alfredo Morales | 1993-12-14 |
| 5212139 | Catalyst for the direct conversion of methane to higher hydrocarbons and method for the preparation of same | Nora Urbano, Francisco Jose Assis Rosa | 1993-05-18 |