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发明名称
ERUPTIEAFSLUITER.
摘要
申请公布号
NL8303002(A)
申请公布日期
1984.04.16
申请号
NL19830003002
申请日期
1983.08.29
申请人
CAMERON IRON WORKS, INC. TE HOUSTON, TEXAS, VER.ST.V.AM.
发明人
分类号
E21B33/06;(IPC1-7):E21B33/06
主分类号
E21B33/06
代理机构
代理人
主权项
地址
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