发明名称 |
Method for removal and detoxication of dissolved metals in a rainwater discharge |
摘要 |
The present invention provides a water treatment apparatus and method for reducing toxicity in zinc containing acid stormwater runoff, the apparatus comprising a first filter layer of high calcium material a last filter layer comprising a drainpipe arrangement embedded within an aggregate; and at least one intermediate filter layer comprising a wood mulch material positioned between the first filter layer and said last filter layer.
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申请公布号 |
US7037423(B2) |
申请公布日期 |
2006.05.02 |
申请号 |
US20020219723 |
申请日期 |
2002.08.15 |
申请人 |
ISG TECHNOLOGIES INC. |
发明人 |
HERMAN STEWART T.;BARTOSH JOSEPH;LEZOCHE ZACHARY J.;SEWALD, SR. RICHARD T. |
分类号 |
C02F3/00;B01D39/08;C02F1/28;C02F1/66;E03F1/00 |
主分类号 |
C02F3/00 |
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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