Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5944952 | Method for bleaching high consistency pulp with a gaseous bleaching reagent | Lewis D. Shackford | 1999-08-31 |
| 5942088 | Apparatus for bleaching high consistency pulp with a gaseous bleaching reagent | Lewis D. Shackford | 1999-08-24 |