Issued Patents 2022
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11293448 | Negative-pressure balance system for gear box of centrifugal compressor | Yong Zhang, Yayu Zheng | 2022-04-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11293448 | Negative-pressure balance system for gear box of centrifugal compressor | Yong Zhang, Yayu Zheng | 2022-04-05 |