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发明名称
PROCESS FOR THE PURIFICATION OF MALEIC ANHYDRIDE
摘要
申请公布号
CA646711(A)
申请公布日期
1962.08.14
申请号
CAD646711
申请日期
申请人
MONTECATINI, SOCIETA GENERALE PER L'INDUSTRIA MINERARIA E CHIMICA
发明人
PIETRO PERFETTI;ETTORE GUIDI
分类号
主分类号
代理机构
代理人
主权项
地址
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