Issued Patents 2016
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9506202 | Furnish pretreatment to improve paper strength aid performance in papermaking | Jun Li, Qing Long Rao, Weiguo Cheng | 2016-11-29 |
| 9487916 | Method of improving dewatering efficiency, increasing sheet wet web strength, increasing sheet wet strength and enhancing filler retention in papermaking | Jun Li, Qing Long Rao, Stephen B. Ashton, Weiguo Cheng, Aleksandar Todorovic +1 more | 2016-11-08 |