Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10118146 | Systems and methods for hydroprocessing heavy oil | Lap-Keung Lee | 2018-11-06 |
| 9920261 | Method for upgrading ebullated bed reactor and upgraded ebullated bed reactor | Lap-Keung Lee | 2018-03-20 |