Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4840774 | Process for the production of zirconium tetrachloride from dissociated zircon | John Stewart Campbell, Brian Baker | 1989-06-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4840774 | Process for the production of zirconium tetrachloride from dissociated zircon | John Stewart Campbell, Brian Baker | 1989-06-20 |