Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12270008 | Method for hydrotreating and recycling waste lubricating oil | Bin Liu, Yongming Chai, Chenguang Liu, Yuan Pan, Yichuan Li +1 more | 2025-04-08 |
| 12173252 | Method for pre-hydrotreating and purifying waste lubricating oil | Bin Liu, Yongming Chai, Chenguang Liu, Yuan Pan, Yichuan Li +1 more | 2024-12-24 |