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发明名称
DRILLING FLUID
摘要
申请公布号
GB9308462(D0)
申请公布日期
1993.06.09
申请号
GB19930008462
申请日期
1993.04.23
申请人
BP EXPLORATION OPERATING COMPANY LIMITED
发明人
分类号
C09K8/16;C09K8/24
主分类号
C09K8/16
代理机构
代理人
主权项
地址
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