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经营范围
发明名称
Process for extruding and acid treating clay for improved filtration
摘要
申请公布号
US4847226(A)
申请公布日期
1989.07.11
申请号
US19870007713
申请日期
1987.01.28
申请人
AMERICAN COLLOID COMPANY
发明人
ALEXANDER, WILLIAM
分类号
B01D15/00;B01J20/12;C01B33/26;C01B33/38;C01B33/40;C01B33/42;C10G25/00;C11B3/10
主分类号
B01D15/00
代理机构
代理人
主权项
地址
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