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发明名称
PROCESS FOR THE REGENERATION OF SULPHURIC ACID
摘要
申请公布号
GB1479763(A)
申请公布日期
1977.07.13
申请号
GB19740026266
申请日期
1974.06.13
申请人
HOECHST AG
发明人
分类号
C01B17/88;C01B17/90;(IPC1-7):B01D3/00
主分类号
C01B17/88
代理机构
代理人
主权项
地址
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