Additifs pour boues de forage,申请号FR19640992222-传众专利搜索

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发明名称	Additifs pour boues de forage
摘要
申请公布号	FR1423753(A)	申请公布日期	1966.01.07
申请号	FR19640992222	申请日期	1964.10.17
申请人	PROGIL	发明人	GELPI LOUIS
分类号	C09K8/20	主分类号	C09K8/20
代理机构		代理人
主权项
地址

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