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发明名称
METHOD AND APPARATUS FOR REENTRY OF SUBSEA WELLHEADS
摘要
申请公布号
GB1286055(A)
申请公布日期
1972.08.16
申请号
GB19710018590
申请日期
1971.06.02
申请人
MOBIL OIL CORPORATION
发明人
WILLIAM ARTHUR TALLEY, JR.
分类号
E21B33/076
主分类号
E21B33/076
代理机构
代理人
主权项
地址
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