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经营范围
发明名称
Flocculation
摘要
申请公布号
US2881922(A)
申请公布日期
1959.04.14
申请号
US19550540274
申请日期
1955.10.13
申请人
PROCESS ENGINEERS INCORPORATED
发明人
KELLY EARL M.
分类号
B01D21/00
主分类号
B01D21/00
代理机构
代理人
主权项
地址
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