Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4299881 | Graphitic molded article with corrosion-resistant surface layer stable under stress | Hartmut Luhleich, Peter Pflaum, Francisco J. Dias, Arno Schirbach, Hubertus Nickel | 1981-11-10 |
| 4293512 | Making temperature-stable protectively coated graphite molded body | Hartmut Luhleich, Peter Pflaum, Francisco J. Dias, Arno Schirbach, Hubertus Nickel | 1981-10-06 |