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经营范围
发明名称
Preparation of zeolites
摘要
申请公布号
GB1010402(A)
申请公布日期
1965.11.17
申请号
GB19640009189
申请日期
1964.03.04
申请人
W. R. GRACE & CO.
发明人
分类号
B01J20/18;C01B39/02
主分类号
B01J20/18
代理机构
代理人
主权项
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