Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4832930 | Decomposition of ammonium thiocyanate | William M. Tekatch | 1989-05-23 |
| 4830666 | Removal of nitrogen from iron | William M. Tekatch | 1989-05-16 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4832930 | Decomposition of ammonium thiocyanate | William M. Tekatch | 1989-05-23 |
| 4830666 | Removal of nitrogen from iron | William M. Tekatch | 1989-05-16 |