Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11162347 | Slick water volumetric fracturing method with large liquid volume, high flow rate, large preflush and low sand ratio | Weichu Yu, Dongkui Zhou, Ying Zhang, Shanwen Yu | 2021-11-02 |
| 11136865 | Integrated construction method of fracturing and tertiary oil recovery for low-permeability reservoir | Weichu Yu, Qingwen Zeng, Ying Zhang, Shanwen Yu | 2021-10-05 |