Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9651244 | Method of operating an oxycombustion circulating fluidized bed boiler | Timo Eriksson, Arto Hotta | 2017-05-16 |
| 9579600 | Method of and apparatus for combusting sulfurous fuel in a circulating fluidized bed boiler | Tobias Brand, Maria-Helena Möbs, Rolf Graf | 2017-02-28 |
| 9533257 | Method of and a scrubber for removing pollutant compounds from a gas stream | Winfried Gutperl, Rolf Graf, Harald Kessler | 2017-01-03 |
| 6994497 | Method and apparatus for treating high pressure particulate material | Timo Eriksson, Juhani Isaksson, Pekka Lehtonen, Juha Palonen | 2006-02-07 |
| 6290921 | Method and apparatus for binding pollutants in flue gas | York Tsuo | 2001-09-18 |
| 5480624 | Method for purification of waste gases | — | 1996-01-02 |
| 5453108 | Apparatus for filtering gases | Juhani Isaksson | 1995-09-26 |
| 5380498 | Apparatus for purification of waste gases | — | 1995-01-10 |
| 5318755 | Method and apparatus for cleaning flue gases | Yam Y. Lee, Karukkampalayam M. Sellakumar, Charles M. Davis | 1994-06-07 |
| 5310528 | Method for purification of waste gases | — | 1994-05-10 |
| 5284498 | Cylindrical filters in a tube sheet for cleaning high temperature gases | Charles M. Davis, Karukkampalayam M. Sellakumar, Folke Engstrom, Juhani Isaksson, Juha Tiensuu | 1994-02-08 |
| 5281398 | Centrifugal separator | Timo Hyppanen, Harry Ollila | 1994-01-25 |
| 5238657 | Method and apparatus for purifying flue gases | — | 1993-08-24 |
| RE33230 | Fluidized bed reactor | Folke Engstrom, Juhani Isaksson | 1990-06-12 |
| 4932363 | Fluidized bed reactor | — | 1990-06-12 |
| 4864944 | Fluidized bed reactor | Folke Engstrom, Juhani Isaksson | 1989-09-12 |
| 4841884 | Distributor plate for fluidized bed reactor | Folke Engstrom | 1989-06-27 |
| 4753177 | Fluidized bed reactor | Folke Engstrom, Juhani Isaksson | 1988-06-28 |