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经营范围
发明名称
OIL WELL SPACER FLUIDS
摘要
申请公布号
AU515554(B2)
申请公布日期
1981.04.09
申请号
AU19770024471
申请日期
1977.04.21
申请人
HALLIBURTON COMPANY
发明人
J.L. WATSON
分类号
C09K8/20;C09K8/22;C09K8/40;C09K8/60;C09K8/90;(IPC1-7):09K7/02
主分类号
C09K8/20
代理机构
代理人
主权项
地址
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