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发明名称
Procédé de fabrication de sulfure de sodium à haut titre
摘要
申请公布号
FR67814(E)
申请公布日期
1958.03.24
申请号
FRD67814
申请日期
1955.05.04
申请人
MANUFACTURES DE PRODUITS CHIMIQUES DU NORD
发明人
LEFRANCOIS ROBERT
分类号
C01B17/28
主分类号
C01B17/28
代理机构
代理人
主权项
地址
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