Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5332510 | Process for cleaning rolling oils | Rudolf Baur, Hanspeter Krahenbuhl, Urs Giger | 1994-07-26 |
| 4293424 | Process for cleaning rolling lubricant | Rudolf Baur, Hanspeter Krahenbuhl | 1981-10-06 |