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经营范围
发明名称
Catalyseur pour la synthèse de l'acide cyanhydrique
摘要
申请公布号
FR1136819(A)
申请公布日期
1957.05.20
申请号
FRD1136819
申请日期
1955.09.08
申请人
E. I. DU PONT DE NEMOURS AND COMPANY
发明人
分类号
B01J23/40;B01J23/42;B01J23/46;C01C3/02
主分类号
B01J23/40
代理机构
代理人
主权项
地址
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