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经营范围
发明名称
Improved water-based drilling fluids for reduction of water adsorption and hydration of argillaceous rocks
摘要
申请公布号
EP0730018(B1)
申请公布日期
2003.05.14
申请号
EP19960103152
申请日期
1996.03.01
申请人
M-I L.L.C.
发明人
LI-JEIN, JOHN LEE
分类号
C09K8/12;C09K8/22;(IPC1-7):C09K7/02
主分类号
C09K8/12
代理机构
代理人
主权项
地址
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