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发明名称
En multilateral kobling samt fremgangsmate for installasjon av multilaterale koblinger
摘要
申请公布号
NO20043816(A)
申请公布日期
2004.09.10
申请号
NO20040003816
申请日期
2004.09.10
申请人
BAKER HUGHES INC
发明人
BAUGH JOHN LINDLEY
分类号
E21B41/00;E21B43/10;(IPC1-7):E21B41/00;E21B43/12;E21B33/12;E21B23/12
主分类号
E21B41/00
代理机构
代理人
主权项
地址
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