Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9683104 | Surface modification method of calcite | Chi-Wan Jeon, Soo-Chun Chae, Seung Woo Lee, Jun Hwan Bang, Kyung Sun Song | 2017-06-20 |
| 9505629 | Method of preparing calcium carbonate using direct carbonation reaction | Kyungsun Song, Soo-Chun Chae | 2016-11-29 |
| 9446273 | Method of detoxifying asbestos contained in waste slate and detoxified asbestos obtained through the same | Kyungsun Song, Myung Gyu Lee, Soo-Chun Chae, Hwanju JO, Jun Hwan Bang +1 more | 2016-09-20 |
| 9283417 | Method of detoxifying asbestos by using room-temperature recrystallization scheme | Soo-Chun Chae, Myung-Kyu Lee | 2016-03-15 |
| 9200347 | Production method for high-purity calcite and ammonium sulphate by using gypsum | Kyung Won Ryu, Myung-Kyu Lee | 2015-12-01 |
| 9079055 | Method of removing asbestos from asbestos-containing materials by 99% through low temperature heat treatment | Soo-Chun Chae, Myung-Kyu Lee, Hye-In Won, Kyoung Won Ryu | 2015-07-14 |
| 9056781 | Method of producing calcite capable of controlling a grain size thereof | Kyoung Won Ryu, Myung Gyu Lee, Seung Woo Lee, Kyung Sun Song, Jun Hwan Bang +1 more | 2015-06-16 |
| 8470281 | Method of producing carbonate using carbon dioxide microbubbles and carbonate thereof | Jun Hwan Bang | 2013-06-25 |
| 8231850 | Economical sequestration of carbon dioxide by the mixed gas | Kyung Won Ryu, Myung Gyu Lee | 2012-07-31 |