Issued Patents 2003
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6562533 | Magnetites and their use in producing toners | — | 2003-05-13 |
| 6534032 | Process for the production of yellow iron oxide | — | 2003-03-18 |
| 6530987 | Method for producing iron oxide pigments from waste acid resulting from TiO2 production | Gerhard Auer, Gunter Lailach, Werner Schuy, Udo Julius | 2003-03-11 |
| 6508290 | Method of preparing an aluminum-containing iron oxide nucleus | — | 2003-01-21 |
| 6508877 | Process for the production of an aluminium-containing iron oxide crystallization nucleus | — | 2003-01-21 |