Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12378460 | Plugging agent for oil extraction in oilfield and a preparation method therefor and application thereof | Jinbiao YANG, Xi Liu, Lunyu Zhu, Zhao Fang, Xiaona Hu +2 more | 2025-08-05 |
| 11787888 | Acrylamide copolymer and preparation method therefor and use thereof | Fangyuan Zhao, Xiaochun Wang, Jie Yang | 2023-10-17 |