Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9895644 | Method and wet scrubber for removing particles from gases | Jiliang Xia, Robert Johansson, Satu Jyrkönen, Leif Skilling, Anders Gustavsson | 2018-02-20 |
| 4738762 | Electrowinning system | Kenneth A. S. Sjoberg | 1988-04-19 |
| 4734172 | Method for selectively recovering lead from complex sulphidic non-ferrous metal concentrates | Nils F. R. Lindstrom, Kenneth A. S. Sjoberg | 1988-03-29 |