Issued Patents 2025
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12215580 | Differential pressure sliding sleeve, and oil and gas well fracturing construction method using same | Shunqu Hu, Yongmao Lin, Wei Zhao, Wei Lei, Zhimin Hou +4 more | 2025-02-04 |