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发明名称
Method and apparatus for lightening the load on a subsea conductor pipe
摘要
申请公布号
GB1132687(A)
申请公布日期
1968.11.06
申请号
GB19670026063
申请日期
1967.06.06
申请人
MOBIL OIL CORPORATION
发明人
分类号
E21B7/128;E21B17/01
主分类号
E21B7/128
代理机构
代理人
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地址
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