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经营范围
发明名称
Process for purification of fluids
摘要
申请公布号
US1998774(A)
申请公布日期
1935.04.23
申请号
US19310509570
申请日期
1931.01.19
申请人
CHESTER F. HOCKLEY
发明人
BULKELEY CLAUDE A.
分类号
B01D53/18;C01B31/20
主分类号
B01D53/18
代理机构
代理人
主权项
地址
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