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经营范围
发明名称
Vanadium oxide catalyst
摘要
申请公布号
US2134543(A)
申请公布日期
1938.10.25
申请号
US19370147181
申请日期
1937.06.09
申请人
ROHM & HAAS COMPANY
发明人
ANDREWS CHESTER E.
分类号
B01J23/22;C07B61/00
主分类号
B01J23/22
代理机构
代理人
主权项
地址
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