Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12392230 | Method and system for multistage pulse hydraulic fracturing in directional long drilling of coal and rock seams in underground mines | Xinglong ZHAO, Bingxiang Huang, Shuliang Chen, Haoze Li | 2025-08-19 |
| 11299954 | Fracturing relief method for stress concentration of remaining ore pillars in overlying goaf | Bingxiang Huang, Xinglong ZHAO, Shuliang Chen | 2022-04-12 |