Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10814282 | Filter element for a filter apparatus | Kari VÄNTTINEN, Ismo JUVONEN, Bjarne Ekberg, Mika ILLI, Edward Vroman +2 more | 2020-10-27 |
| 6419835 | Method for producing a filter cake | Matti Virtanen | 2002-07-16 |
| 5039347 | Method for cleaning the filter plates of a suction drier | Jorma Punju | 1991-08-13 |
| 4981589 | Multi-layer ceramic filter | Paivi Peltonen | 1991-01-01 |
| 4956088 | Method and apparatus for pressurized dewatering | — | 1990-09-11 |
| 4863656 | Microporous plate and method for manufacturing the same and suction drier apparatus | — | 1989-09-05 |
| 4856204 | Microporous plate and method for manufacturing the same and suction drier apparatus | — | 1989-08-15 |