Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6822125 | Method for preparing dimethylether using a membrane reactor for separation and reaction | Bongkuk Sea, Min Young Youn, Dong-Wook Lee, Yoon Gyu Lee | 2004-11-23 |
| 6740783 | Process for preparing dimethyl ether from crude methanol | Ki Won Jun, Hyun-Seog Roh | 2004-05-25 |