Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8278496 | Method in connection with steel production | — | 2012-10-02 |
| 8246716 | Method in connection with steel production | Ye Guozhu | 2012-08-21 |
| 7744674 | Method in connection with steel production | Ye Guozhu | 2010-06-29 |
| 6844304 | Pickling agent containing urea and method of producing it | Fredrik Hägg | 2005-01-18 |
| 6174383 | Method at treatment of metals | Charlotte Angel, Troy Berglind, Arne Frestad, Anders Waleij | 2001-01-16 |
| 5810939 | Method at treatment of metals | Charlotte Angel, Troy Berglind, Arne Frestad, Anders Waleij | 1998-09-22 |
| 5783000 | Method for heat treatment of steel, and products of steel | Carl-Lennart Axelsson, Sten Ljungars, Lars Saltin, Sten-åke Brannvall | 1998-07-21 |