Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7994378 | Process of butadiene-1, 3 extraction | Duoshan Zhao, Meng Wang | 2011-08-09 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7994378 | Process of butadiene-1, 3 extraction | Duoshan Zhao, Meng Wang | 2011-08-09 |