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发明名称	Well fluid additive
摘要
申请公布号	GB2335451(B)	申请公布日期	2001.03.28
申请号	GB19990012351	申请日期	1997.11.24
申请人	* BOTTOM LINE INDUSTRIES INC	发明人	BOYCE D * BURTS
分类号	C09K8/035;C09K8/06;C09K8/20;(IPC1-7):C09K7/02;C09K7/00	主分类号	C09K8/035
代理机构		代理人
主权项
地址

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