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发明名称
DEADLEG
摘要
An essentially cylindrical deadleg having a first cross sectional area at one end of said deadleg and a second cross sectional area, said first cross sectional area being smaller than said second cross sectional area.
申请公布号
WO2009040511(A2)
申请公布日期
2009.04.02
申请号
WO2008GB03219
申请日期
2008.09.23
申请人
STATOILHYDRO ASA;CAMPBELL, NEIL;LUNDE, KNUD;KINNARI, KEIJO;LABES-CARRIER, CATHERINE
发明人
LUNDE, KNUD;KINNARI, KEIJO;LABES-CARRIER, CATHERINE
分类号
E21B37/06;E21B41/02
主分类号
E21B37/06
代理机构
代理人
主权项
地址
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