Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11053563 | X80 pipeline steel with good strain-aging performance, pipeline tube and method for producing same | Mingzhuo Bai, Lei Zheng, Leilei Sun, Kougen Wu, Haisheng Xu | 2021-07-06 |
| 10889874 | Thick steel plate for high heat input welding and having great heat-affected area toughness and manufacturing method therefor | Jian Yang, Shan Gao, Zhigang Ma, Ruizhi Wang, Caiyi Zhang +2 more | 2021-01-12 |