Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5888258 | Grinding aid material, method of producing it, use of it, and abrasive material containing it | — | 1999-03-30 |
| 5558847 | Process for recovering aluminium and fluorine from fluorine containing waste materials | Mogens Mollgaard | 1996-09-24 |