Issued Patents All Time
Showing 1–25 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10968471 | Method of and arrangement for treating biomass | Janne Tamminen, Vesa Vikman, Karl-Erik Röberg | 2021-04-06 |
| 10247195 | Impeller for a centrifugal headbox feed pump | Heikki Manninen | 2019-04-02 |
| 9752916 | Probe for monitoring the surface level of a fluid in a vessel and a method of installing the probe in the vessel | Jussi Heinonen, Pasi Kvick, Anssi Lehtonen, Seppo NYMAN, Vesa Vikman | 2017-09-05 |
| 9708762 | Method of and an arrangement for transferring a process liquid, an industrial facility and a method of simplifying the layout of such | Vesa Vikman | 2017-07-18 |
| 9663897 | Method of and an arrangement for introducing process liquid from a treatment step to a washing and/or filtering apparatus | Vesa Vikman | 2017-05-30 |
| 9492801 | Method and apparatus for mixing a first fluid with a second fluid in a mixing chamber connected to a turbine chamber | — | 2016-11-15 |
| 9416491 | Method of and an arrangement for transferring a process liquid, an industrial facility and a method of simplifying the layout of such | Vesa Vikman | 2016-08-16 |
| 9339777 | Method, an apparatus and a rotor for homogenizing a medium | — | 2016-05-17 |
| 6551054 | Method and apparatus for pumping a material and a rotor for use in connection therewith | Kari Peltonen, Vesa Vikman | 2003-04-22 |
| 6491787 | Method for heating pulps | Kari Peltonen, Vesa Vikman | 2002-12-10 |
| 6193406 | Method and apparatus for mixing pulp a suspension with a fluid medium with a freely rotatable mixing rotor | Karl Peltonen | 2001-02-27 |
| 6120252 | Gas separation control in a centrifugal pump/vacuum pump | Voitto Reponen, Vesa Vikman | 2000-09-19 |
| 5842833 | Gas separation control in a centrifugal pump vacuum pump | Voitto Reponen, Vesa Vikman | 1998-12-01 |
| 5791778 | Method and apparatus for mixing gaseous chemical to fiber suspension | Matti Manninen, Kari Peltonen | 1998-08-11 |
| 5538597 | Apparatus for the discharge of a mass tower | Arto Koso, Voitto Reponen | 1996-07-23 |
| 5228829 | Method and apparatus for dividing flow of high-consistency fiber suspension | Toivo Niskanen, Voitto Reponen, Jukka Timperi, Vesa Vikman | 1993-07-20 |
| 5167678 | Apparatus for separating gas with a pump from a medium being pumped | Jorma Elonen, Jukka Timperi, Vesa Vikman | 1992-12-01 |
| 5152663 | Centrifugal pump | Tapio Peroaho, Vesa Vikman | 1992-10-06 |
| 5151010 | Combined centrifugal and vacuum pump | Vesa Vikman | 1992-09-29 |
| 5116198 | Centrifugal pumping apparatus | Vesa Vikman | 1992-05-26 |
| 5114310 | Centrifugal pump with sealing means | Harold K. Haavik, Tapio Peroaho, Vesa Vikman | 1992-05-19 |
| 5078573 | Liquid ring pump having tapered blades and housing | Tapio Peroaho, Vesa Vikman | 1992-01-07 |
| 5058615 | Method and apparatus for pumping high consistency pulp | Jukka Timperi, Vesa Vikman | 1991-10-22 |
| 5019136 | Method and apparatus for separating gas with a pump from a medium being pumped | Jorma Elonen, Jukka Timperi, Vesa Wikman | 1991-05-28 |
| 4981413 | Pump for and method of separating gas from a fluid to be pumped | Jorma Elonen, Jukka Timperi, Vesa Vikman | 1991-01-01 |