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发明名称
Apparatus and process for washing diatomite type filters
摘要
申请公布号
US2780363(A)
申请公布日期
1957.02.05
申请号
US19520327341
申请日期
1952.12.22
申请人
INFILCO INCORPORATED
发明人
PEW PRESTON F.
分类号
B01D25/00;B01D29/00;B01D37/02
主分类号
B01D25/00
代理机构
代理人
主权项
地址
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