Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6468329 | Adsorbents and methods for the separation of ethylene and propylene and/or unsaturated hydrocarbons from mixed gases | Sang Sup Han, Jong Nam Kim, Kuck-Tack Chue, Venkateswarlu Choudary Nettem, Kumar Brakash | 2002-10-22 |
| 6380402 | Preparation of gamma-butyrolactone by catalytic hydrogenation of maleic anhydride | Tae Hwan Kim, Kweon Kim, Sung-Chul Cho, Jong-Kee Park, Heon-do JEONG +1 more | 2002-04-30 |