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发明名称
Procédé pour le réglage de la température dans l'oxydation par contact de l'anhydride sulfureux en anhydride sulfurique
摘要
申请公布号
FR1035455(A)
申请公布日期
1953.08.25
申请号
FRD1035455
申请日期
1951.04.16
申请人
发明人
ZIEREN ALFONS
分类号
C01B17/765
主分类号
C01B17/765
代理机构
代理人
主权项
地址
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