Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11634864 | Method and a system for adjusting S/Na-balance of a pulp mill | Seppo Tuominiemi | 2023-04-25 |
| 11619000 | Method and a system for adjusting S/Na-balance of a pulp mill | Seppo Tuominiemi | 2023-04-04 |
| 11376546 | Method and a system for producing hydrochloric acid from flue gases | Tarja Korhonen, Naveen CHENNA, Lauri Kokko | 2022-07-05 |
| 7976809 | Method and an equipment for reducing the sulphur dioxide emissions of a marine engine | Mikko Anttila, Seppo Tuominiemi | 2011-07-12 |
| 7910079 | Method and an apparatus for removing carbon dioxide from sulphur dioxide containing flue gases | Mikko Anttila, Seppo Tuominiemi | 2011-03-22 |
| 7591988 | Method for processing flue gases | Keijo Salmenoja, Ismo Reilama | 2009-09-22 |
| 6517793 | Method of reducing Nox compounds in flue gases of recovery boiler | Ari Tamminen, Seppo Tuominiemi | 2003-02-11 |
| 5989387 | Method for controlling chloride concentration in the flue gas of a recovery boiler | Paavo Hyoty, Maiju Alaniemi, Keijo Imelainen, Pauli Harila, Veli-Antti Kivilinna +1 more | 1999-11-23 |
| 5639434 | Process for removing nitrogen oxides from the flue gases of a pulp mill | Tapio Patrikainen, Ari Tamminen, Seppo Tuominiemi, Esa Pikkujamsa, Jukka-Pekka Spets | 1997-06-17 |
| 4698994 | Mechanism for preliminary anchoring of a wire rope bolt | Paul A. T. Koistinen | 1987-10-13 |
| 4617715 | Method for preliminary anchoring of a wire rope bolt | Pauli A. T. Koistinen | 1986-10-21 |