Verfahren zur Herstellung von wasserlöslichen Leukoschwefelsäureestersalzen aus schwer veresterbaren Küpenfarbstoffen der Anthrachinonreihe.,申请号CHD300258-传众专利搜索

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发明名称	Verfahren zur Herstellung von wasserlöslichen Leukoschwefelsäureestersalzen aus schwer veresterbaren Küpenfarbstoffen der Anthrachinonreihe.
摘要
申请公布号	CH300258(A)	申请公布日期	1954.07.15
申请号	CHD300258	申请日期	1951.11.09
申请人	DURAND & HUGUENIN AG.	发明人	AG. DURAND & HUGUENIN
分类号	C09B9/02	主分类号	C09B9/02
代理机构		代理人
主权项
地址

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