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发明名称
Promoted catalyst and method of making the same
摘要
申请公布号
US1914835(A)
申请公布日期
1933.06.20
申请号
US19290374956
申请日期
1929.06.29
申请人
E. I. DU PONT DE NEMOURS & COMPANY
发明人
PERRY JOHN H.
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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