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经营范围
发明名称
Downhole sampling tool and method
摘要
申请公布号
GB9826557(D0)
申请公布日期
1999.01.27
申请号
GB19980026557
申请日期
1998.12.03
申请人
SCHLUMBERGER LIMITED
发明人
分类号
E21B49/10
主分类号
E21B49/10
代理机构
代理人
主权项
地址
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