Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10697041 | Manufacturing method of crude copper from low-grade copper sludge | Kang-Myung Yi, Ki Woong Lee, Suk-Hyun Byun, Hyun Jin Sung | 2020-06-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10697041 | Manufacturing method of crude copper from low-grade copper sludge | Kang-Myung Yi, Ki Woong Lee, Suk-Hyun Byun, Hyun Jin Sung | 2020-06-30 |