Oil well drilling fluid spoilage inhibitors,申请号US19620166360-传众专利搜索

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发明名称	Oil well drilling fluid spoilage inhibitors
摘要
申请公布号	US3223621(A)	申请公布日期	1965.12.14
申请号	US19620166360	申请日期	1962.01.15
申请人	SUN OIL COMPANY	发明人	MARLOWE BERNARD;RAYMOND RICHARD L.;JR. JOHN D. DOUROS,
分类号	C09K8/035;C09K8/20	主分类号	C09K8/035
代理机构		代理人
主权项
地址

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