Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6769272 | Method and apparatus for oxygen refinement of a glass melt | Thomas Pfeiffer, Klaus-Dieter Duch | 2004-08-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6769272 | Method and apparatus for oxygen refinement of a glass melt | Thomas Pfeiffer, Klaus-Dieter Duch | 2004-08-03 |