Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5681427 | Apparatus for treating pulp produced by solvent pulping | Jairo H. Lora, John Patrick Maley, Joseph R. Phillips, David J. Lebel | 1997-10-28 |
| 5607545 | Ozone bleaching process utilizing a fluidizing mixer and super-atmospheric pressure | Kaj Henricson | 1997-03-04 |