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发明名称
PREPARATION AND USE OF PHOSPHORUS-VANADIUM-OXYGEN CATALYSTS IN PRODUCING MALEIC ANHYDRIDE
摘要
申请公布号
GB2061753(B)
申请公布日期
1983.07.20
申请号
GB19800034400
申请日期
1980.10.24
申请人
MONSANTO CO
发明人
分类号
B01J27/198;B01J37/00;C07C51/215;(IPC1-7):B01J27/18;C07D307/60
主分类号
B01J27/198
代理机构
代理人
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地址
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