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发明名称
Sulphuric acid manufacture
摘要
申请公布号
US2295605(A)
申请公布日期
1942.09.15
申请号
US19390300943
申请日期
1939.10.24
申请人
E. I. DU PONT DE NEMOURS & COMPANY
发明人
RIDLER EARL S.
分类号
C01B17/02;C01B17/76
主分类号
C01B17/02
代理机构
代理人
主权项
地址
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