Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12384953 | Strongly adsorbed hyper-branched filtrate reducer for water-based drilling fluid with resistance to 240° C. and saturated salinity, preparation method therefor and use thereof | Jinsheng Sun, Jingping Liu, Kaihe Lv, Fengbao Liu, Meichun Li +3 more | 2025-08-12 |
| 12269985 | High density environmentally friendly polymer water-based drilling fluid with resistance to 240° C. and saturated salts, preparation method therefor and use thereof | Jinsheng Sun, Jingping Liu, Kaihe Lv, Meichun Li, Jiafeng Jin +2 more | 2025-04-08 |
| 12075778 | Inhibitor for resisting muskmelon powdery mildew as well as preparation method and application thereof | Peng Gao, Shilun Qiao, Feishi Luan, Hongyu Liu | 2024-09-03 |