Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4853293 | Compacted metallic wire element | Berndt Stenlund, Rolf Wiberg | 1989-08-01 |
| 4847058 | Process for purifying flue gases from nitrogen oxides | Ingemar Odenbrand, Jan Brandin, Sten Lundin | 1989-07-11 |
| 4818497 | Device for purification of exhaust gases | Berndt Stenlund, Rolf Wiberg | 1989-04-04 |