APHRON-CONTAINING WELL DRILLING AND SERVICING FLUIDS OF ENHANCED STABILITY,申请号EP19990935510-传众专利搜索

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发明名称	APHRON-CONTAINING WELL DRILLING AND SERVICING FLUIDS OF ENHANCED STABILITY
摘要
申请公布号	EP1114116(A1)	申请公布日期	2001.07.11
申请号	EP19990935510	申请日期	1999.07.12
申请人	ACTISYSTEMS, INC.	发明人	BROOKEY, TOMMY, F.
分类号	C09K8/08;C09K8/20;C09K8/575;E21B21/00;E21B31/03;(IPC1-7):C09K7/02;E21B33/138	主分类号	C09K8/08
代理机构		代理人
主权项
地址

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