Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4812182 | Air-cooling low-carbon bainitic steel | Hongsheng Fang, Rufa Zhao, Yankang Zheng, Guangchu He, Jiaoyou Gu +3 more | 1989-03-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4812182 | Air-cooling low-carbon bainitic steel | Hongsheng Fang, Rufa Zhao, Yankang Zheng, Guangchu He, Jiaoyou Gu +3 more | 1989-03-14 |