Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10851432 | Ultra-high strength and ultra-high toughness casing steel, oil casing, and manufacturing method thereof | Xiaoming Dong, Xiaodong Jin | 2020-12-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10851432 | Ultra-high strength and ultra-high toughness casing steel, oil casing, and manufacturing method thereof | Xiaoming Dong, Xiaodong Jin | 2020-12-01 |