Issued Patents 2024
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12104460 | Full-bore indefinite-level staged fracturing sliding sleeve based on smart label and implementation method thereof | Duoli Zhang, Jun Yang, Fenglong Li, Huapeng Wang | 2024-10-01 |
| 11988068 | Staged multi-cluster fracturing sliding sleeve system based on smart key label | Jiuzheng Yu, Qiao Sun, Duoli Zhang, Tao Ma, Jiaqing Zhang +3 more | 2024-05-21 |