Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7604741 | Method for on-site production of nitrate ions | Donald O. Hitzman, D. Michael Dennis | 2009-10-20 |
| 7514058 | Apparatus for on-site production of nitrate ions | Donald O. Hitzman, D. Michael Dennis | 2009-04-07 |
| 5320161 | Gelled formaldehyde transport method | — | 1994-06-14 |