Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11085280 | Horizontal well multi-section multi-stage reciprocating fracturing method and apparatus | Xuelin Zheng | 2021-08-10 |
| 10947830 | Fracturing method for creating complex crack network by intermittent fracturing on site | Yuanxun Nie, Cankun Lin | 2021-03-16 |