Biofilter
A biological filter and filter tank technology, applied in biological water/sewage treatment, chemical instruments and methods, water/sludge/sewage treatment, etc. and less consideration of reuse, etc., to achieve the effect of beautifying the urban environment, beautifying the environment, and cost-effective
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[0019] The present invention will be further described in detail below in conjunction with the accompanying drawings to facilitate a clearer understanding of the present invention, but they do not limit the present invention.
[0020] Such as figure 1 , figure 2 As shown, a biological filter includes a filter tank 1. In order to facilitate on-site installation, the filter tank 1 can adopt a prefabricated concrete box structure. The top of the front wall of the filter tank 1 has a water inlet 1-1. There are water outlets 1-2 at the bottom of the side wall, a porous media filter layer 2 is laid on the bottom of the filter pool 1, and a biological media layer 3 is laid on the top of the porous media filter layer 2. 12 kinds of plants are in the biological media layer 3, and plants 12 It can be trees, shrubs, flowers, grasses, etc. The top of the biological medium layer 3 is provided with an anti-scouring layer 7 on the side close to the water inlet 1-1. The anti-scouring layer 7 is...
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