Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8882881 | Method for concentrating and recovering precious metals from spent mobile phone PCBS and spent auto-catalysts using waste nonferrous slag | Byung Su Kim, Dong Hyo Yang, Jae Chun Lee, Jin Ki Jeong, Doyun Shin | 2014-11-11 |