Issued Patents 2018
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9982212 | Metal detergent and preparation method thereof and lubricant oil containing metal detergent | Jinfeng Fan, Qingwen Qiao, Xinshui Wan, Shiping Wang | 2018-05-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9982212 | Metal detergent and preparation method thereof and lubricant oil containing metal detergent | Jinfeng Fan, Qingwen Qiao, Xinshui Wan, Shiping Wang | 2018-05-29 |