Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5701829 | Apparatus for recovering heat in a spent liquor recovery boiler | — | 1997-12-30 |
| 5672246 | Increasing the capacity of a recovery boiler by withdrawing some of the exhaust gases from the furnace section | — | 1997-09-30 |
| 5603803 | Method and apparatus for recovering heat in a spent liquor recovery boiler | — | 1997-02-18 |