Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6893622 | Process for the combustion of sulphur for the preparation of oleum and sulphuric acid with reduced (NO)x content | Kurt-Wilhelm Eichenhofer, Günter Dräger, Martin Kürten, Martin Schweitzer | 2005-05-17 |
| 5389354 | Process for the production of oleum and sulfuric acid | Karl Brandle, Kurt-Wilhelm Eichenhofer, Klaus Geisler, Gunter Putz | 1995-02-14 |