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经营范围
发明名称
Use of wrought and cast alloys and welding additives for parts contacted by oleum or concentrated hot sulphuric acid and process for the preparation of sulphuric acid.
摘要
申请公布号
EP0566950(B1)
申请公布日期
1995.08.02
申请号
EP19930105951
申请日期
1993.04.13
申请人
BAYER AG
发明人
HORN, ELMAR-MANFRED, DR,;SAVAKIS, STYLIANOS, DR.
分类号
B01J19/02;C01B17/80;C22C38/00;C22C38/40;(IPC1-7):C01B17/80
主分类号
B01J19/02
代理机构
代理人
主权项
地址
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