Issued Patents 2024
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11999002 | Wire billet butt-welding apparatus | Huanfeng Feng, Zhangquan Zhu, Shaojun Jiang, Lianyun Wei | 2024-06-04 |
| 11971218 | Automatic charging apparatus for a furnace | Huanfeng Feng, Yunlong Wang | 2024-04-30 |
| 11951535 | Casting furnace featuring submerged, mechanical control of liquid level | Huanfeng Feng, Weimin Ma, Xuelong Zhao | 2024-04-09 |
| 11946698 | Metal melting furnace including a stirring device | Huanfeng Feng, Yunlong Wang | 2024-04-02 |
| 11940216 | High-temperature flue gas recovery apparatus for melting furnace | Huanfeng Feng, Zhongzhan Zhang | 2024-03-26 |
| 11931797 | Double-acting switch valve | Huanfeng Feng, Weimin Ma, Xuelong Zhao | 2024-03-19 |
| 11925997 | Wire billet butt-welding apparatus and wire billet butt-welding method | Huanfeng Feng, Zhangquan Zhu, Shaojun Jiang, Lianyun Wei | 2024-03-12 |