DEM0021071MA - - Google Patents

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Publication number

DEM0021071MA

DEM0021071MA DEM0021071MA DE M0021071M A DEM0021071M A DE M0021071MA DE M0021071M A DEM0021071M A DE M0021071MA

Authority

DE

Germany

Prior art keywords

filter

water

sand

riser pipe

container

Prior art date

Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)

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• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 21
• 239000000463 material Substances 0.000 claims description 8
• 238000004062 sedimentation Methods 0.000 claims 2
• 238000007789 sealing Methods 0.000 claims 1
• 239000004576 sand Substances 0.000 description 16
• 239000000758 substrate Substances 0.000 description 7
• 239000012535 impurity Substances 0.000 description 5
• 239000002245 particle Substances 0.000 description 4
• 241000196324 Embryophyta Species 0.000 description 3
• 241000251468 Actinopterygii Species 0.000 description 2
• 101100298222 Caenorhabditis elegans pot-1 gene Proteins 0.000 description 2
• 238000005352 clarification Methods 0.000 description 2
• 238000004140 cleaning Methods 0.000 description 2
• 238000000354 decomposition reaction Methods 0.000 description 2
• 239000003415 peat Substances 0.000 description 2
• 230000000630 rising effect Effects 0.000 description 2
• 239000010802 sludge Substances 0.000 description 2
• 241001465754 Metazoa Species 0.000 description 1
• 229910002651 NO3 Inorganic materials 0.000 description 1
• NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 1
• 238000005273 aeration Methods 0.000 description 1
• 239000003245 coal Substances 0.000 description 1
• 230000003670 easy-to-clean Effects 0.000 description 1
• 230000000694 effects Effects 0.000 description 1
• 210000003608 fece Anatomy 0.000 description 1
• 238000001914 filtration Methods 0.000 description 1
• 208000010824 fish disease Diseases 0.000 description 1
• 238000009408 flooring Methods 0.000 description 1
• -1 gravel Substances 0.000 description 1
• 239000003673 groundwater Substances 0.000 description 1
• 230000008635 plant growth Effects 0.000 description 1