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发明名称
FremgangsmÕte for tetting av plugger i br°nnb¾ringer
摘要
申请公布号
NO983751(A)
申请公布日期
1999.02.19
申请号
NO19980003751
申请日期
1998.08.17
申请人
HALLIBURTON ENERGY SERVICES INC
发明人
CHATTERJI, JITEN;ONAN, DAVID D.;ONAN, PATTY L.;CROMWELL, ROGER S.;KING, BOBBY J.
分类号
C09K8/50;C09K8/508;(IPC1-7):E21B33/138
主分类号
C09K8/50
代理机构
代理人
主权项
地址
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