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经营范围
发明名称
PROCESS FOR PREPARING ALKALIZED ALUMINA
摘要
申请公布号
US3629153(A)
申请公布日期
1971.12.21
申请号
USD3629153
申请日期
1969.02.12
申请人
W.R. GRACE & CO.
发明人
JAMES N. PRYOR
分类号
B01J20/08;(IPC1-7):B01J11/06
主分类号
B01J20/08
代理机构
代理人
主权项
地址
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