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发明名称
PROCESS FOR TREATING CRUDE PHTHALIC ANHYDRIDE
摘要
申请公布号
EP0971912(A1)
申请公布日期
2000.01.19
申请号
EP19980905372
申请日期
1998.01.30
申请人
METALLGESELLSCHAFT AKTIENGESELLSCHAFT
发明人
FRANZ, VOLKER;SIEBERT, WOLFGANG;DOMES, HELMUTH
分类号
C07D307/89;C07C51/573;(IPC1-7):C07D307/89
主分类号
C07D307/89
代理机构
代理人
主权项
地址
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