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发明名称
METHOD AND APPARATUS FOR STRIPPING WELL PIPES
摘要
申请公布号
CA739771(A)
申请公布日期
1966.08.02
申请号
CAD739771
申请日期
申请人
SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ, N.V.
发明人
JOHN H. MCCARTHY;GLENN D. JOHNSON
分类号
主分类号
代理机构
代理人
主权项
地址
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