Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6767377 | Aqueous dispersion containing cerium oxide-coated silicon powder, process for the production thereof and use thereof | Kai Schumacher, Helmut Mangold, Wolfgang Lortz, Christoph Batz-Sohn | 2004-07-27 |
| 6743269 | Granules based on pyrogenically produced aluminium oxide, process for the production thereof and use thereof | Peter Neugebauer, Martin Steigerwald | 2004-06-01 |