Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11951535 | Casting furnace featuring submerged, mechanical control of liquid level | Huanfeng Feng, Gangfeng Sun, Weimin Ma | 2024-04-09 |
| 11931797 | Double-acting switch valve | Huanfeng Feng, Gangfeng Sun, Weimin Ma | 2024-03-19 |
| 11628491 | Copper billet horizontal continuous casting apparatus and process with a vertical shaft furnace for smelting | Zhangquan Zhu, Weimin Ma, Zhiqiang Dong, Lirong Jiang, Jianping Feng +19 more | 2023-04-18 |
| 11298743 | Crystallizer for continuous casting | Zhangquan Zhu, Huanfeng Feng, Lirong Jiang, Shaojun Jiang, Gangfeng Sun +2 more | 2022-04-12 |