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发明名称
TAP HOLE DRILLING MACHINE FOR BLAST FURNACE, DRILL BIT FOR USE IN TAP HOLE DRILLING MACHINE, AND TAP HOLE DRILLING METHOD
摘要
申请公布号
EP0914473(B1)
申请公布日期
2001.10.24
申请号
EP19970920973
申请日期
1997.05.08
申请人
POHANG IRON & STEEL CO., LTD.
发明人
LEE, JOUNG, YUL;KIM, GAP, YEOL;PAE, DONG, SEOG
分类号
C21B7/12;(IPC1-7):C21B7/12
主分类号
C21B7/12
代理机构
代理人
主权项
地址
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DISPENSING CLOSURE
HEATING DEVICE