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经营范围
发明名称
Procédé de préparation de l'anhydride sulfureux
摘要
申请公布号
FR1134187(A)
申请公布日期
1957.04.08
申请号
FRD1134187
申请日期
1955.09.16
申请人
发明人
CATHALA MARIE-EDOUARD-JOSEPH
分类号
C01B17/60
主分类号
C01B17/60
代理机构
代理人
主权项
地址
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