Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4756890 | Reduction of NO.sub.x in flue gas | John T. Tang, Juha Sarkki, Folke Engstrom | 1988-07-12 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4756890 | Reduction of NO.sub.x in flue gas | John T. Tang, Juha Sarkki, Folke Engstrom | 1988-07-12 |