Issued Patents 2022
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11480054 | Rapid construction method for secondary lining of small-section tunnel | Xiaosong Dai, Nanshan Yu, Kaiyang Liu, Haijun Zhu, Changyi Su +5 more | 2022-10-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11480054 | Rapid construction method for secondary lining of small-section tunnel | Xiaosong Dai, Nanshan Yu, Kaiyang Liu, Haijun Zhu, Changyi Su +5 more | 2022-10-25 |