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发明名称
SPACER FLUID FOR DRILLING OIL WELLS
摘要
申请公布号
AU505274(B2)
申请公布日期
1979.11.15
申请号
AU19740075470
申请日期
1974.11.18
申请人
HALLIBURTON CO.
发明人
L.L. CARNEY
分类号
C09K8/42;E21B33/16;(IPC1-7):E21B21/00;E21B33/14;C10M1/06;C10M1/10;C10M1/24
主分类号
C09K8/42
代理机构
代理人
主权项
地址
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