Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5597445 | Method for recovering sodium from a spent cooking liquor | — | 1997-01-28 |
| 5407587 | Travelling doctor blade with nozzle | — | 1995-04-18 |
| 5145556 | Single-stage slaking and causticizing method | Alex K. Bonsu, Fred J. Perrett | 1992-09-08 |