Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9523014 | Process for grinding cellulose ether | Lars Berglund | 2016-12-20 |
| 4384965 | Method for the mechanical working of metals and lubricant concentrate | Karl M. E. Hellsten | 1983-05-24 |
| 4315755 | Hydrocarbon oils containing 1 to 10 percent emulsified water and emulsifiers therefor | Karl M. E. Hellsten, Inger G. Johansson | 1982-02-16 |