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发明名称
PURIFICATION OF 1,1,1,2-TETRAFLUOROETHANE
摘要
申请公布号
GB9105422(D0)
申请公布日期
1991.05.01
申请号
GB19910005422
申请日期
1991.03.14
申请人
IMPERIAL CHEMICAL INDUSTRIES PLC
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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