Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4865694 | Electrochemical decomposition of complexes of zirconium or hafnium | Richard Stoltz, David F. McLaughlin | 1989-09-12 |
| 4865695 | Preparation of complexes of zirconium and hafnium tetrachlorides with phosphorus oxychloride | Richard Stoltz | 1989-09-12 |