Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11053427 | Low-density, high-strength degradable temporary pugging agent and the preparation method and use thereof | Baoqiang Lv, Zhenfeng Zhao, Hongjun Lu, Xiangqian Bu, Yin Qi +6 more | 2021-07-06 |
| 10975294 | Injection stimulation agent for water injection well and the preparation method and application thereof | Xianwen Li, Hongjun Lu, Yong Wang, Bin Yao, Zhenning Ji +8 more | 2021-04-13 |
| 10961442 | On-line diverting acid for continuous injection into water injection wells and a preparation method thereof | Xianwen Li, Hongjun Lu, Zhiying Deng, Yong Wang, Bin Yao +6 more | 2021-03-30 |