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发明名称
Kontroll av partikulaer tilbakeström i underjordiske brönner
摘要
申请公布号
NO995460(D0)
申请公布日期
1999.11.08
申请号
NO19990005460
申请日期
1999.11.08
申请人
HALLIBURTON ENERGY SERVICES INC
发明人
WEAVER, JIM D.;STANFORD, JAMES R.;NGUYEN, PHILIP D.;DEWPRASHAD, BRAHMADEO T.
分类号
C09K8/508;C09K8/56;C09K8/575;C09K8/62;C09K8/80;C09K8/88;E21B43/02;E21B43/04;E21B43/267;(IPC1-7):E21B
主分类号
C09K8/508
代理机构
代理人
主权项
地址
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