Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10994465 | Rigid connecting device for connecting the upper and lower surfaces inside an oil tank and production method of the oil tank | Yan Sun, Lin Jiang, Liang Liu, Wenbin Hong, Hao Lv +4 more | 2021-05-04 |
| 10919378 | Supporting assembly for hollow tank body and forming method for hollow tank body | Lin Jiang, Liang Liu | 2021-02-16 |