Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6752864 | Granules based on pyrogenically prepared silicon dioxide doped with aluminum oxide by means of an aerosol, method of producing same, and use thereof | Jurgen Meyer, Helmut Mangold | 2004-06-22 |
| 6743269 | Granules based on pyrogenically produced aluminium oxide, process for the production thereof and use thereof | Juergen Meyer, Martin Steigerwald | 2004-06-01 |