Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5049180 | High-analysis acid-type fertilizer solutions | Yong-Kil Kim | 1991-09-17 |
| 4435372 | Production of purified strong wet-process phosphoric acid | Ewell F. Dillard | 1984-03-06 |
| T103202 | Production of purified strong wet-process phosphoric acid | Ewell F. Dillard | 1983-07-05 |