Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12415880 | POSS-based hybrid supercritical CO2 thickener and preparation method thereof | Jintao Li, Wanfen Pu, Jinzhou Zhao, Pengfei Chen, Ying Xiong +3 more | 2025-09-16 |
| 12344796 | Supercritical CO2 thickener for shale gas reservoir based on hollow mesoporous silica nanoparticles and preparation method thereof | Jinzhou Zhao, Wanfen Pu, Zezhou Fang, Bo Zhou, Chao Shen +4 more | 2025-07-01 |
| 12146104 | CO2 responsive core-shell multi-stage swelling microsphere and preparation method thereof | Zezhou Fang, Wanfen Pu, Jinzhou Zhao, Yangyang Zhang, Fayang Jin +2 more | 2024-11-19 |
| 11702585 | Tight oil reservoir CO2 flooding multi-scale channeling control system and preparation method | Huancai Fan, Wanfen Pu, Rui Liu, Fayang Jin, Lin Sun +2 more | 2023-07-18 |
| 11618847 | Methods for preparing and applying a nano emulsifier | Wanfen Pu, Xing Zhao, Rui Liu, Lin Sun | 2023-04-04 |
| 11536123 | Method for enhancing the recovery factor of heavy oil by in-situ oil-water emulsion with high phase inversion point | Wanfen Pu, Lin Sun, Jianyong Xie, Shishi Pang, Yan Shi +2 more | 2022-12-27 |
| 11473005 | In-situ emulsification and viscosity increase system with high phase change point and application thereof in water-flooding oil reservoir | Wanfen Pu, Rui Liu, Shishi Pang, Lin Sun | 2022-10-18 |
| 11279621 | Preparation method of amphoteric two-dimensional nanosheet | Rui Liu, Shi Gao, Wanfen Pu, Xing Zhao, Lin Sun +1 more | 2022-03-22 |
| 11268013 | Insatiability emulsification and viscosity system with controlled viscosity and its application in water-driven reservoir | Rui Liu, Wanfen Pu, Lin Sun, Shishi Pang | 2022-03-08 |
| 11015109 | Particulate profile control agent self-adaptive to size of formation pore throat and preparation method thereof | Fayang Jin, Wanfen Pu, Xiang Li, Ye Ju, Kexing Li +6 more | 2021-05-25 |