Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6592718 | Method of improving retention and drainage in a papermaking process using a diallyl-N,N-disubstituted ammonium halide-acrylamide copolymer and a structurally modified cationic polymer | Jane B. Wong Shing, Andrei Zelenev, Jiwei Chen | 2003-07-15 |
| 6562194 | Method of creping paper webs | Sammy Lee Archer, Robert E. Dristas | 2003-05-13 |