USE OF SURFACE-ACTIVE ESTER SULPHONATE SALTS IN WATER-BASED AND OIL-BASED BORE-FLUSHING AGENTS AND OTHER OIL-WELL DRILLING FLUIDS.,申请号EP19910914060-传众专利搜索

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发明名称	USE OF SURFACE-ACTIVE ESTER SULPHONATE SALTS IN WATER-BASED AND OIL-BASED BORE-FLUSHING AGENTS AND OTHER OIL-WELL DRILLING FLUIDS.
摘要
申请公布号	EP0542808(B1)	申请公布日期	1995.01.04
申请号	EP19910914060	申请日期	1991.07.29
申请人	HENKEL KOMMANDITGESELLSCHAFT AUF AKTIEN	发明人	MUELLER, HEINZ;HEROLD, CLAUS-PETER;WANGEMANN, FRANK;VON TAPAVICZA, STEPHAN
分类号	C09K8/26;B01F17/00;C09K8/36;(IPC1-7):C09K7/06;C09K7/02	主分类号	C09K8/26
代理机构		代理人
主权项
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