Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4822575 | Process for the purification of zirconium compounds | Kian F. Ngian, Angus J. Hartshorn | 1989-04-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4822575 | Process for the purification of zirconium compounds | Kian F. Ngian, Angus J. Hartshorn | 1989-04-18 |