Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10604894 | Method of reducing waste sludge using acid treatment and method of carbonating carbon dioxide with high purity using paper mill waste sludge | Sang-Won Park, Jun Hwan Bang, Kyung Sun Song, Seung Woo Lee, Hwan-Ju Jo | 2020-03-31 |
| 10273162 | Coating method of calcium carbonate film | Seung Woo Lee, Soo-Chun Chae | 2019-04-30 |
| 9683104 | Surface modification method of calcite | Young Nam Jang, Soo-Chun Chae, Seung Woo Lee, Jun Hwan Bang, Kyung Sun Song | 2017-06-20 |