Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4431617 | Methods for removing malodorous sulfur compounds from pulp mill flue gases and the like by using green liquor | — | 1984-02-14 |
| 4241041 | Methods for the recovery of sulfur components from flue gas and recycle sodium sulfite by reduction-smelting and carbonating to strip hydrogen sulfide | — | 1980-12-23 |