| 发明名称 |
EXTRUSION MOLD OF SURFACE-TREATED AND METHOD FOR TREATING THEREOF |
| 摘要 |
The present invention relates to a surface-treated extrusion mold and a surface treatment method thereof, and more particularly, to the surface treatment method capable of resolving a problem of a decrease in the life span due to delamination of a nitriding layer or a nitrocarburizing layer during surface gas nitriding and/or ion nitriding processing for a high strength extrusion mold. |
| 申请公布号 |
KR20160009503(A) |
申请公布日期 |
2016.01.26 |
| 申请号 |
KR20150099374 |
申请日期 |
2015.07.13 |
| 申请人 |
KUMOH NATIONAL INSTITUTE OF TECHNOLOGY INDUSTRY-ACADEMIC COOPERATION FOUNDATION;DAE YEONG METAL CO., LTD. |
发明人 |
YANG, BEE LYONG;CHOI, BI KONG;KIM, HYUN |
| 分类号 |
C23C28/00;B21C25/02;C23C14/34;C23C16/00 |
主分类号 |
C23C28/00 |
| 代理机构 |
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