Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6455455 | Silicon-aluminum mixed oxide | Klaus Deller, Rainer Golchert, Helmut Mangold | 2002-09-24 |
| 6413490 | Granules based on pyrogenic titanium dioxide and a process for preparing the granules | Hilmar Gilges, Jurgen Meyer | 2002-07-02 |
| 6406532 | Titanium dioxide powder which contains iron oxide | Werner Hartmann | 2002-06-18 |