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发明名称
Process for preparation of acid activated clay
摘要
申请公布号
US2671058(A)
申请公布日期
1954.03.02
申请号
US19510238021
申请日期
1951.07.21
申请人
FILTROL CORPORATION
发明人
MICKELSON GRANT A.
分类号
B01J21/16
主分类号
B01J21/16
代理机构
代理人
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