Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7947335 | Quartz glass component with reflector layer and method for producing the same | Waltraud Werdecker, Juergen Weber | 2011-05-24 |
| 7937968 | Method for bonding components made of material with a high silicic acid content | Armin Maul, Thorsten Herbert, Jurgen Weber, Waltraud Werdecker | 2011-05-10 |
| 6360563 | Process for the manufacture of quartz glass granulate | Rainer Köppler, Werner Ponto, Waltraud Werdecker | 2002-03-26 |
| 5643347 | Process for manufacture of silica granules | Waltraud Werdecker, Hartwig Schaper, Wolfgang Englisch | 1997-07-01 |
| 5610116 | Catalyst carrier and method for producing same | Waltraud Werdecker, Wolfgang Krock | 1997-03-11 |