Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5366666 | Multiple downcomer fractionation tray having packing between downcomers | Chong XU, Guangxia Chen | 1994-11-22 |
| 5338531 | Production of hydrogen peroxide | Bing Zhou | 1994-08-16 |