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发明名称
Subsea choke assembly
摘要
申请公布号
GB2307498(A8)
申请公布日期
1998.10.16
申请号
GB19960024242
申请日期
1996.11.21
申请人
ABB VETCO GRAY INC
发明人
SLIDER, MARK, D.;GALLE, GARY, L.
分类号
E21B33/00;E21B33/03;E21B33/035;E21B43/12;(IPC1-7):E21B33/035
主分类号
E21B33/00
代理机构
代理人
主权项
地址
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