Issued Patents 2018
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9993893 | Apparatus and method for treating surface of strip casting twin roll | Ji Woo IM, Sun Mi Kim | 2018-06-12 |
| 9981344 | Method and apparatus for surface treatment of roll | Ji Woo IM, Byoung Jun SONG | 2018-05-29 |
| 9975170 | Method for manufacturing duplex stainless steel sheet having high nitrogen content and good surface quality | Man-Jin Ha, Jin Ho Kim, Sung-Jin Park | 2018-05-22 |