Issued Patents 2022
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11293072 | Process for on-line quenching of seamless steel tube using residual heat and manufacturing method | Zhonghua Zhang, Ke Xu | 2022-04-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11293072 | Process for on-line quenching of seamless steel tube using residual heat and manufacturing method | Zhonghua Zhang, Ke Xu | 2022-04-05 |