Issued Patents 2002
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6488808 | Styrene copolymers in de-inking | Charles W. Hengst | 2002-12-03 |
| 6482292 | Styrene copolymers in de-inking | Charles W. Hengst | 2002-11-19 |
| 6461477 | Proteins and polymers for use as pitch and stickies control agents in pulp and papermaking processes | Qu-Ming Gu | 2002-10-08 |
| 6365101 | Methods of preventing scaling involving inorganic compositions, and compositions therefor | Mitzi K. Fader, Xiang Wang, Fushan Zhang, Tien-Feng Ling | 2002-04-02 |
| 6355214 | Methods of preventing scaling involving inorganic compositions, and inorganic compositions therefor | Mitzi K. Fader, Xiang Wang, Fushan Zhang, Tien-Feng Ling | 2002-03-12 |