Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6733631 | Using centrifugal pumps in the foam process of producing non-woven webs | Kay Rokman, Arto Koso, Juhani Jansson | 2004-05-11 |
| 6562193 | Using centrifugal pumps in the foam process of producing non-woven webs | Kay Rokman, Arto Koso, Juhani Jansson | 2003-05-13 |
| 5711789 | Apparatus for pumping gas-containing fiber suspensions | Heikki Manninen | 1998-01-27 |
| 5324166 | Apparatus and method for pumping a liquid | Kaj Henricson, Heikki Manninen | 1994-06-28 |
| 5240621 | Method and apparatus for improving flotation separation | Harry Erlund, Kaj Henricson, Pasi Immonen, Raimo Kohonen, Heikki Manninen +3 more | 1993-08-31 |
| 5219472 | Method of treating a fiber suspension | Kaj Henricson, Olavi Pikka, Raimo Pitkanen | 1993-06-15 |
| 5167678 | Apparatus for separating gas with a pump from a medium being pumped | Jukka Timperi, Reijo Vesala, Vesa Vikman | 1992-12-01 |
| 5141535 | Apparatus for separating gas from a suspension | — | 1992-08-25 |
| 5019136 | Method and apparatus for separating gas with a pump from a medium being pumped | Jukka Timperi, Reijo Vesala, Vesa Wikman | 1991-05-28 |
| 4981413 | Pump for and method of separating gas from a fluid to be pumped | Jukka Timperi, Reijo Vesala, Vesa Vikman | 1991-01-01 |