Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11090643 | Systems and methods for zeolite catalyst pore blocking modifications for hydrocarbon conversion reactions | Emad Naji Al-Shafei, Oki Muraza, Ki-Hyouk Choi, Ali S. Al-Nasir, Zain Hassan Yamani +1 more | 2021-08-17 |
| 11021660 | Supercritical reactor systems and processes for petroleum upgrading | Ki-Hyouk Choi, Abdullah T. Alabdulhadi | 2021-06-01 |
| 10995281 | Supercritical reactor systems and processes for petroleum upgrading | Ki-Hyouk Choi, Abdullah T. Alabdulhadi | 2021-05-04 |