Issued Patents All Time
Showing 25 most recent of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5531798 | Eliminating ash bridging in ceramic filters | Juhani Isaksson | 1996-07-02 |
| 5505906 | Cleaning of high temperature high pressure (HTHP) gases | Juhani Isaksson | 1996-04-09 |
| 5378443 | Method for reducing emissions when burning nitrogen containing fuels | Mikko Hupa, Ragnar G. Lundqvist, Yam Y. Lee | 1995-01-03 |
| 5344629 | Reducing Z.sub.20 emissions | — | 1994-09-06 |
| 5284498 | Cylindrical filters in a tube sheet for cleaning high temperature gases | Charles M. Davis, Reijo Kuivalainen, Karukkampalayam M. Sellakumar, Juhani Isaksson, Juha Tiensuu | 1994-02-08 |
| 5230868 | Fluidized bed reactor with protected fluid distributor | — | 1993-07-27 |
| 5176109 | Pressurized boiler plant | — | 1993-01-05 |
| 5093085 | Fluidized bed reactor method and apparatus | Reijo Kuivalaninen | 1992-03-03 |
| 4934281 | Circulating fluidized bed reactor and a method of separating solid material from flue gases | Kaj Henricson, Ragnar G. Lundqvist | 1990-06-19 |
| RE33230 | Fluidized bed reactor | Juhani Isaksson, Reijo Kuivalainen | 1990-06-12 |
| 4900516 | Fluidized bed reactor | Seppo Ruottu | 1990-02-13 |
| 4869207 | Circulating fluidized bed reactor | Juhani Isaksson | 1989-09-26 |
| 4864944 | Fluidized bed reactor | Juhani Isaksson, Reijo Kuivalainen | 1989-09-12 |
| 4841884 | Distributor plate for fluidized bed reactor | Reijo Kuivalainen | 1989-06-27 |
| 4827723 | Integrated gas turbine power generation system and process | Juhani Isaksson | 1989-05-09 |
| 4813380 | Method and apparatus for controlling the operation of a fluidized bed reactor apparatus | — | 1989-03-21 |
| 4793292 | Circulating fluidized bed reactor | Juhani Isaksson | 1988-12-27 |
| 4771712 | Combustion of fuel containing alkalines | Erkki Kiiskila, Pekka Tormikoski | 1988-09-20 |
| 4756890 | Reduction of NO.sub.x in flue gas | John T. Tang, Juha Sarkki, Asfaha Tesfai | 1988-07-12 |
| 4755134 | Circulating fluidized bed reactor | Ragnar G. Lundqvist | 1988-07-05 |
| 4753177 | Fluidized bed reactor | Juhani Isaksson, Reijo Kuivalainen | 1988-06-28 |
| 4747852 | Method and apparatus for separating solid particles from flue gases in a circulating fluidized bed reactor | — | 1988-05-31 |
| 4732113 | Particle separator | — | 1988-03-22 |
| 4708092 | Circulating fluidized bed boiler | — | 1987-11-24 |
| 4699068 | Apparatus for separating solids from flue gases in a circulating fluidized bed reactor | — | 1987-10-13 |