Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5656151 | Intermittent water washing to remove salts | Yiing-Mei Wu | 1997-08-12 |
| 5656152 | Water washing to remove salts | Yiing-Mei Wu | 1997-08-12 |
| 5472638 | Corrosion inhibitor | Tsoung Y. Yan | 1995-12-05 |
| 5258116 | Method for reducing turnaround time of hydroprocessing units | Tsoung Y. Yan | 1993-11-02 |