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发明名称
Sulphuric acid contact process
摘要
申请公布号
US2031787(A)
申请公布日期
1936.02.25
申请号
US19340755354
申请日期
1934.11.30
申请人
THE GRASSELLI CHEMICAL COMPANY
发明人
PERRY JOHN H.;RIDLER EARL S.
分类号
C01B17/79
主分类号
C01B17/79
代理机构
代理人
主权项
地址
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