Procédé pour l'amélioration des propriétés des bitumes,申请号FRD902529-传众专利搜索

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发明名称	Procédé pour l'amélioration des propriétés des bitumes
摘要
申请公布号	FR902529(A)	申请公布日期	1945.09.03
申请号	FRD902529	申请日期	1944.03.09
申请人	N. V. DE BATAAFSCHE PETROLEUM MAATSCHAPPIJ	发明人
分类号	C08L95/00	主分类号	C08L95/00
代理机构		代理人
主权项
地址

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