Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9982212 | Metal detergent and preparation method thereof and lubricant oil containing metal detergent | Jinfeng Fan, Qingwen Qiao, Liqiang Zhou, Shiping Wang | 2018-05-29 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9982212 | Metal detergent and preparation method thereof and lubricant oil containing metal detergent | Jinfeng Fan, Qingwen Qiao, Liqiang Zhou, Shiping Wang | 2018-05-29 |