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发明名称
Method of manufacturing alumina
摘要
申请公布号
US1948887(A)
申请公布日期
1934.02.27
申请号
US19320606909
申请日期
1932.04.22
申请人
LOUISE D. SANDERS;KALUNITE COMPANY
发明人
分类号
C01F7/32
主分类号
C01F7/32
代理机构
代理人
主权项
地址
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