Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11408281 | Method for determining sand pumping parameters based on width distribution of fracture | Qianli Lu, Zhuang LIU, Le He, Songgen He, Yong Ren +3 more | 2022-08-09 |
| 11254859 | Injection method for solid retarded acid | Shibin Wang, Peng Shi, Fuhu Chen, Zhi-Xuan WANG, Yongchun Zhang +3 more | 2022-02-22 |