Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5639938 | Method of preventing the formation of SO.sub.3 -mists from oleum | Hartwig Soicke | 1997-06-17 |
| 5607656 | Process for preparing potassium peroxomonosulfate triple salt | Hartwig Soicke | 1997-03-04 |