Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9080286 | Method in the treatment of odorous gases of a chemical pulp mill | Esko Mattelmaki | 2015-07-14 |
| 8707911 | Cooling system for ports in a boiler | Jorma Simonen, Lasse Koivisto, Markku Tanttu | 2014-04-29 |
| 8640634 | Combustion air system for recovery boilers, burning spent liquors from pulping processes | Jorma Simonen, Raimo Paju, Jukka Savolainen, Esa Vihavainen | 2014-02-04 |
| 8163137 | Apparatus for cleaning and/or cooling a liquor gun in a chemical recovery boiler | Markku Tanttu, Sirpa Du Jardin | 2012-04-24 |
| 7988820 | Method for cleaning and/or cooling a liquor gun in a chemical recovery boiler | Markku Tanttu, Sirpa Du Jardin | 2011-08-02 |
| 7831084 | Control of a recovery boiler or alike | — | 2010-11-09 |
| 7661376 | System for producing energy at a pulp mill | Jorma Simonen, Olli Arpalahti, Lasse Koivisto | 2010-02-16 |
| 7640750 | Apparatus and method for producing energy at a pulp mill | Jorma Simonen, Olli Arpalahti, Lasse Koivisto | 2010-01-05 |
| 7569200 | Method for reducing nitrogen oxide emissions | Edgardo Coda Zabetta, Mikko Hupa | 2009-08-04 |
| 7207280 | Combustion air system for recovery boilers, burning spent liquors from pulping processes | Jorma Simonen, Liisa Simonen, Esa Vakkilainen, Esko Mattelmaki | 2007-04-24 |
| 6742463 | Combustion air system for recovery boilers, burning spent liquors from pulping processes | Jorma Simonen, Liisa Simonen, Esa Vakkilainen, Esko Mattelmaki | 2004-06-01 |
| 6647726 | Method and arrangement for producing electrical energy at a pulp mill | Jorma Simonen | 2003-11-18 |
| 6146604 | Method of removing nitrogen oxides from recovery boiler flue gases | Erkki Kiiskila, Pia Kilpinen, Esa Vakkilainen | 2000-11-14 |