Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4801692 | Ceric alkanolatoamines | Peter S. Gradeff | 1989-01-31 |
| 4800072 | Anhydrous cerous nitrate-ammonium nitrate complex and a process for its preparation from ceric ammonium nitrate | Peter S. Gradeff | 1989-01-24 |