Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11181633 | Loaded-to-frame detection equipment and method for backfill grouting of shield tunnel | Xiongyao Xie, Biao Zhou, Hui Qin, Yifan Chen | 2021-11-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11181633 | Loaded-to-frame detection equipment and method for backfill grouting of shield tunnel | Xiongyao Xie, Biao Zhou, Hui Qin, Yifan Chen | 2021-11-23 |