Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7052579 | Pitch control composition | — | 2006-05-30 |
| 6740199 | Process for digesting woodchips with a sultaine and a polyglycoside | Abdul Q. Khan | 2004-05-25 |
| 6649023 | Process for digesting woodchips and digester additives | Abdul Q. Khan | 2003-11-18 |
| 6551452 | Process for digesting woodchips and digester additives | Abdul Q. Khan | 2003-04-22 |
| 6051160 | Pitch control composition based on blend of derivatized cationic guar and styrene maleic anhydride copolymer | Linda M. Hlivka | 2000-04-18 |
| 5744003 | Process for controlling the deposition of pitch with a blend of derivatized cationic guar and styrene maleic anhydride copolymer | Linda M. Hlivka | 1998-04-28 |
| 5702644 | Pitch control composition | Linda M. Hlivka | 1997-12-30 |
| 5618861 | Pitch control composition and process for inhibiting pitch deposition | Linda M. Hlivka | 1997-04-08 |