Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4343742 | Process for the manufacture of 2,3-perfluoro-1,4-dioxanes as well as some special representatives of compounds of this class | Herbert Muffler, Gunter Siegemund | 1982-08-10 |
| 4343749 | Process for the preparation of monohydroperfluoroalkane-sulfonic acid halides and some specific representatives of this class of compound | Gunter Siegemund | 1982-08-10 |