Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5330644 | Filter sector | — | 1994-07-19 |
| 5032270 | Thickener | Harry Nilsson | 1991-07-16 |
| 4994183 | Rotating filter with outer filtrate conduits | — | 1991-02-19 |
| 4936992 | Arrangement of rotating filters for improved filtrate discharge | — | 1990-06-26 |
| 4931179 | Filter section for a rotatable filter | — | 1990-06-05 |
| 4923605 | Filter bag for a filter section | — | 1990-05-08 |
| 4686040 | Disc filter element for a rotatable disc filter | — | 1987-08-11 |
| 4634529 | Rotatable disc filter | — | 1987-01-06 |