Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5284492 | Enhanced lubricity fuel oil emulsions | — | 1994-02-08 |
| 5277135 | Controlling concentration of chemical treatment for flue gas reduction of the oxides of nitrogen | John E. Hoots | 1994-01-11 |