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发明名称
Verfahren zur Wiedergewinnung von konzentrierter Schwefelsaeure aus Abfallsaeuren
摘要
申请公布号
DE621123(C)
申请公布日期
1935.11.01
申请号
DE1934H139458D
申请日期
1934.03.17
申请人
DIPL.-ING. LUDWIG HARBORT;DR.-ING. FRITZ KEIL
发明人
分类号
C01B17/92
主分类号
C01B17/92
代理机构
代理人
主权项
地址
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