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发明名称
Skrotsamler-anordning for bruk ved opphenting av skrot fra en broennboring i en olje- og gassbroenn
摘要
申请公布号
NO20000342(D0)
申请公布日期
2000.01.24
申请号
NO20000000342
申请日期
2000.01.24
申请人
BAKER HUGHES INC
发明人
HIPP, JAMES E.
分类号
E21B27/00;E21B31/06;(IPC1-7):E21B
主分类号
E21B27/00
代理机构
代理人
主权项
地址
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