发明名称 |
A METHOD FOR THE TREATMENT OF WATER AND WASTEWATER |
摘要 |
<p>A method and a plant for the treatment of water or wastewater, having impurities therein by filtration through two granular media filter stages (1, 2) of the moving bed type operated in series, comprising: feeding of said water/wastewater as a first influent to first stage granular media filters; filtration of said first influent in said first stage granular media filters to produce a first effluent; feeding said first effluent as a second influent to second stage granular media filters; and filtration of said second influent in said second stage granular media filters to produce a second effluent; wherein said second stage granular media filters (2) are operated with intermittent washing of the granular filter media.</p> |
申请公布号 |
WO2011057665(A1) |
申请公布日期 |
2011.05.19 |
申请号 |
WO2009EP65011 |
申请日期 |
2009.11.11 |
申请人 |
NORDIC WATER PRODUCTS AB;LARSSON, HANS, F. |
发明人 |
LARSSON, HANS, F. |
分类号 |
B01D24/00;B01D24/30;B01D24/46 |
主分类号 |
B01D24/00 |
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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