Issued Patents 2020
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10807160 | Aluminum alloy low-pressure casting device and process | Changhai Li | 2020-10-20 |
| 10758973 | Aluminum wheel squeeze casting process and device | Changhai Li, Yongwang Zhao | 2020-09-01 |
| 10695828 | Continuous casting and continuous forging forming process for aluminum wheel | Zhihua Zhu | 2020-06-30 |
| 10596623 | Low-pressure casting secondary pressure process for aluminum wheel | Zhihua Zhu | 2020-03-24 |