Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4322296 | Method for wastewater treatment in fluidized bed biological reactors | Liang-tseng Fan | 1982-03-30 |
| 4253947 | Method for wastewater treatment in fluidized bed biological reactors | Liang-tseng Fan | 1981-03-03 |