Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10315351 | Apparatus and method for improving production efficiency of crystallizer bottleneck cooling | Zhigang Wu, Wei Zhang, Huanlan Fan, Yi Luo | 2019-06-11 |
| 6321778 | Apparatus for pipeline construction | Mingyi Li | 2001-11-27 |