Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11085096 | Method for preventing cracking along the surface at the inner hole of a hollow shaft during horizontal water quenching | Nailu Chen, Yonghua Rong | 2021-08-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11085096 | Method for preventing cracking along the surface at the inner hole of a hollow shaft during horizontal water quenching | Nailu Chen, Yonghua Rong | 2021-08-10 |