发明名称 |
LOW OPERATING HEAD POLISHING SAND FILTER |
摘要 |
<p>This invention relates to a novel low operating head polishing sand filter comprising: (a) a plural-layer media bed comprising small, medium and large crushed quartzite; (b) an untreated water inlet system; (c) an underdrain system; (d) a filtered water collection and outlet system; and (e) a backwash water inlet, collection and siphon outlet system.</p> |
申请公布号 |
WO2008080214(A1) |
申请公布日期 |
2008.07.10 |
申请号 |
WO2007CA00985 |
申请日期 |
2007.06.01 |
申请人 |
OASIS FILTER LTD.;MANZ, DAVID, H. |
发明人 |
MANZ, DAVID, H. |
分类号 |
B01D24/14;B01D24/46;B01D35/02;C02F1/00;E03F5/14 |
主分类号 |
B01D24/14 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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