Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4929355 | Method and apparatus for the separation of caustic liquor, lime sludge and sludge in a causticizing process | Arne Sjoberg | 1990-05-29 |
| 4695381 | Filter for continuous filtering of a suspension under pressure | — | 1987-09-22 |
| 4676901 | Rotating disc filter | — | 1987-06-30 |
| 4655920 | Rotating disc filter | — | 1987-04-07 |
| 4519910 | Apparatus for removing a fiber layer from a rotating disc filter | Kent Strid, Goran Sundkvist | 1985-05-28 |