Issued Patents All Time
Showing 25 most recent of 59 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12011710 | Tetrametallic bulk hydroprocessing catalysts | Xiaoying Ouyang, Viorel Duma, Alexander E. Kuperman, Ibrahim J. Uckung, Axel Brait +1 more | 2024-06-18 |
| 11951458 | Tetrametallic bulk hydroprocessing catalysts | Xiaoying Ouyang, Viorel Duma, Alexander E. Kuperman, Ibrahim J. Uckung, Axel Brait +1 more | 2024-04-09 |
| 11731112 | Tetrametallic bulk hydroprocessing catalysts | Xiaoying Ouyang, Viorel Duma, Alexander E. Kuperman, Ibrahim J. Uckung, Axel Brait +1 more | 2023-08-22 |
| 11639475 | Feed flexible hydrocracking operations | Varut Komalarajun | 2023-05-02 |
| 11577235 | Layered catalyst reactor systems and processes for hydrotreatment of hydrocarbon feedstocks | Axel Brait, Xiaoying Ouyang, Alexander E. Kuperman | 2023-02-14 |
| 11041128 | Catalytic remedy for advanced UCO bleed reduction in recycle hydrocracking operations | Derek Blackwell, Viorel Duma, Varut Komalarajun, Alexander E. Kuperman, Hyunuk Ryu +3 more | 2021-06-22 |
| 10913054 | Hydrocracking catalyst containing zeolite USY and low acidity and large domain size zeolite beta | Yihua Zhang, Yalin Hao, Thomas Michael Rea, Don Ramon Bushee | 2021-02-09 |
| 10376873 | Method of preparing high activity hydrotreating catalysts | Xianghua Yu, Shuguang Zhang, Gill M. Malick, Bruno Nesci, Henry Saternus +3 more | 2019-08-13 |
| 10370600 | High activity hydrotreating catalysts and processes using the same | Xianghua Yu, Shuguang Zhang, Gill M. Malick, Bruno Nesci, Henry Saternus +3 more | 2019-08-06 |
| 10369558 | High activity hydrotreating catalysts | Xianghua Yu, Shuguang Zhang, Gill M. Malick, Bruno Nesci, Henry Saternus +3 more | 2019-08-06 |
| 10213772 | Middle distillate hydrocracking catalyst containing zeolite USY with enhanced acid sites | Yihua Zhang, Andrew Rainis, Bao Le | 2019-02-26 |
| 10196575 | Lubricating base oil production | Bi-Zeng Zhan, Horacio Trevino, Guan-Dao Lei | 2019-02-05 |
| 10183282 | Noble metal zeolite catalyst for second-stage hydrocracking | Jifei Jia, Andrew Rainis, Richard Joseph Coser, Yihua Zhang | 2019-01-22 |
| 10046317 | Middle distillate hydrocracking catalyst containing zeolite beta with low OD acidity and large domain size | Yihua Zhang, Yalin Hao, Don Ramon Bushee, Thomas Michael Rea | 2018-08-14 |
| 10040058 | Middle distillate hydrocracking catalyst containing zeolite USY, and zeolite beta with low acidity and large domain size | Yihua Zhang, Yalin Hao, Thomas Michael Rea | 2018-08-07 |
| 9944863 | Middle distillate hydrocracking catalyst | Yihua Zhang | 2018-04-17 |
| 9776181 | Hydroconversion multi-metallic catalyst and method for making thereof | Alexander E. Kuperman, Dennis Dykstra | 2017-10-03 |
| 9669396 | Hydrocracking catalyst and process using a magnesium aluminosilicate clay | Alexander E. Kuperman, Darren P. Fong | 2017-06-06 |
| 9616419 | Hydroisomerization catalyst manufactured using a high nanopore volume alumina supports | Yihua Zhang, Kamala Krishna, Guan-Dao Lei | 2017-04-11 |
| 9327275 | Hydroconversion multi-metallic catalysts and method for making thereof | Jinyi Han, Alexander E. Kuperman, Horacio Trevino | 2016-05-03 |
| 9266098 | Hydroconversion multi-metallic catalysts and method for making thereof | Jinyi Han, Alexander E. Kuperman, Horacio Trevino | 2016-02-23 |
| 9266802 | Hydroconversion of renewable feedstocks | Cong-Yan Chen, Alexander E. Kuperman, William J. Cannella | 2016-02-23 |
| 9205413 | Hydroconversion multi-metallic catalysts and method for making thereof | Jinyi Han, Alexander E. Kuperman, Horacio Trevino | 2015-12-08 |
| 9199224 | Hydroconversion multi-metallic catalysts and method for making thereof | Jinyi Han, Alexander E. Kuperman, Horacio Trevino | 2015-12-01 |
| 9187702 | Hydroprocessing catalyst and method of making the same | Bi-Zeng Zhan, Janine Lichtenberger, Andrew Rainis, Hye Kyung Cho Timken | 2015-11-17 |