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发明名称
Drilling fluid
摘要
申请公布号
GB9500430(D0)
申请公布日期
1995.03.08
申请号
GB19950000430
申请日期
1993.07.16
申请人
OILFIELD CHEMICAL TECHNOLOGY LIMITED
发明人
分类号
C09K8/035;C09K8/28;C09K8/34
主分类号
C09K8/035
代理机构
代理人
主权项
地址
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