MUD GUN SUPPORTING DEVICE WHEN EMERGENCY CLOSING TAP HOLE,申请号KR20010071012-传众专利搜索

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发明名称	MUD GUN SUPPORTING DEVICE WHEN EMERGENCY CLOSING TAP HOLE
摘要
申请公布号	KR100798064(B1)	申请公布日期	2008.01.28
申请号	KR20010071012	申请日期	2001.11.15
申请人		发明人
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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