Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6773697 | Iron oxide and silicon dioxide-titanium dioxide mixed oxide | Ina Hemme, Herbert Habermann | 2004-08-10 |
| 6773814 | Metal oxide particles coated with silicon dioxide | Kai Schumacher, Helmut Mangold, Harald Alff | 2004-08-10 |
| 6710193 | Process for preparing crystalline microporous and mesoporous metal silicates, products obtainable by said process and their use | Helmut Mangold, Eckehart Roland, Mario Scholz, Georg Thiele | 2004-03-23 |