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发明名称
DRILLING FLUID
摘要
申请公布号
AU596251(B2)
申请公布日期
1990.04.26
申请号
AU19870082604
申请日期
1987.12.16
申请人
SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ B.V.
发明人
COLIN JAMES DAVIDSON
分类号
C09K8/26;(IPC1-7):C09K7/02
主分类号
C09K8/26
代理机构
代理人
主权项
地址
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