Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5851350 | Method and apparatus for pumping cellulose pulp | — | 1998-12-22 |
| 5531564 | Centrifugal pump | Kari Anttonen, Seppo Hokkanen | 1996-07-02 |
| 5228829 | Method and apparatus for dividing flow of high-consistency fiber suspension | Toivo Niskanen, Voitto Reponen, Reijo Vesala, Vesa Vikman | 1993-07-20 |
| 5167678 | Apparatus for separating gas with a pump from a medium being pumped | Jorma Elonen, Reijo Vesala, Vesa Vikman | 1992-12-01 |
| 5120398 | Arrangement for discharging pulp from a pulp treatment apparatus | Kaj Henricson, Olavi Pikka, Toivo Niskanen | 1992-06-09 |
| 5058615 | Method and apparatus for pumping high consistency pulp | Reijo Vesala, Vesa Vikman | 1991-10-22 |
| 5019136 | Method and apparatus for separating gas with a pump from a medium being pumped | Jorma Elonen, Reijo Vesala, Vesa Wikman | 1991-05-28 |
| 4981413 | Pump for and method of separating gas from a fluid to be pumped | Jorma Elonen, Reijo Vesala, Vesa Vikman | 1991-01-01 |
| 4971519 | Method and apparatus for pumping high consistency medium | Reijo Vesala, Vesa Vikman | 1990-11-20 |
| 4900224 | Centrifugal pump structure | Reijo Vesala | 1990-02-13 |
| 4877368 | Fluidizing centrifugal pump | Reijo Vesala, Vesa Vikman | 1989-10-31 |