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发明名称
METHOD OF OBTAINING HYDROXYPROPYLMETHYLCELLULOSE OF HIGH PURITY
摘要
申请公布号
PL267005(A2)
申请公布日期
1988.07.07
申请号
PL19870267005
申请日期
1987.07.23
申请人
发明人
分类号
C08B11/193;C08H;(IPC1-7):C08H/
主分类号
C08B11/193
代理机构
代理人
主权项
地址
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