Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12234309 | High-temperature-resistant deep penetration molecular membrane acid copolymers and preparation methods thereof | Jianchun Guo, Bin Liu, Bo Gou, Shan Ren, Shaobin Zhang +6 more | 2025-02-25 |
| 11845896 | Structural stabilizer for fiber and conventional proppant complex in efficient proppant migration and placement technology of fractured well and preparation method | Jianchun Guo, Shan Ren, Hao Yang, Yingxian Ma, Kun Wang +11 more | 2023-12-19 |