Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11262124 | System for preparing deeply subcooled liquid oxygen based on mixing of liquid oxygen and liquid nitrogen and then vacuum-pumping | Yanzhong Li, Jianhua Ren, Hongwei Mao | 2022-03-01 |