Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6174383 | Method at treatment of metals | Charlotte Angel, Arne Frestad, Sven-Eric Lunner, Anders Waleij | 2001-01-16 |
| 5958147 | Method of treating a metal | Arne Frestad | 1999-09-28 |
| 5810939 | Method at treatment of metals | Charlotte Angel, Arne Frestad, Sven-Eric Lunner, Anders Waleij | 1998-09-22 |
| 5154906 | Redox-potential control for hydrogen peroxide in nitric acid | Ivan Dalin | 1992-10-13 |