Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7087803 | Method for the recovery of perfluorinated sulphonic acid | Sven Ivar Hommeltoft | 2006-08-08 |
| 6891076 | Process for the recovery of perfluorinated sulphonic acids from spent acid residue | Karsten Laurents | 2005-05-10 |