Issued Patents 2024
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12110449 | Bio-enzyme degradable temporary plugging material and preparation method and application thereof | Bo Liao, Xiaohui Sun, Jiaqi Xu, Yingrui Bai, Jian Li +7 more | 2024-10-08 |
| 12043742 | Oil-soluble thermosensitive resin lost circulation material for protecting a reservoir as well as preparation method and application thereof | Yingrui Bai, Jinsheng Sun, Kaihe Lv, Guancheng Jiang, Rongchao Cheng +6 more | 2024-07-23 |
| 11970655 | High temperature and high salinity-resistant complementarily rigid-flexible plugging agent and method for preparing the same and water-based drilling fluid and use thereof | Jingping Liu, Jinsheng Sun, Kaihe Lv, Meichun Li, Jiafeng Jin +4 more | 2024-04-30 |
| 11873444 | Nanographene and preparation method and use thereof and oil-based drilling fluid | Yang Bai, Daoxiong Li, Ren Wang, Gang Xie, Danchao Huang +4 more | 2024-01-16 |