Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5248497 | Production of purified iron chloride by a vacuum process in the manufacture of titanium dioxide | Achim Hartmann | 1993-09-28 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5248497 | Production of purified iron chloride by a vacuum process in the manufacture of titanium dioxide | Achim Hartmann | 1993-09-28 |