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经营范围
发明名称
Procédé d'extraction directe d'acide acétique à haut pourcentage d'un mélange d'acétylcellulose et d'acide acétique résultant de la fabrication de l'acétylcellulose
摘要
申请公布号
FR689733(A)
申请公布日期
1930.09.10
申请号
FRD689733
申请日期
1930.02.11
申请人
发明人
BRATRING KURT;ROTH-SCHMIDT EMIL
分类号
C07C51/42
主分类号
C07C51/42
代理机构
代理人
主权项
地址
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