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发明名称
Method for the purification of cellulose ethers
摘要
申请公布号
US2207076(A)
申请公布日期
1940.07.09
申请号
US19380243121
申请日期
1938.11.30
申请人
HERCULES POWDER COMPANY
发明人
SPURLIN HAROLD M.
分类号
C08B11/22
主分类号
C08B11/22
代理机构
代理人
主权项
地址
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