JPS63126483U - - Google Patents

Info

Publication number

JPS63126483U

JPS63126483U JP1554587U JP1554587U JPS63126483U JP S63126483 U JPS63126483 U JP S63126483U JP 1554587 U JP1554587 U JP 1554587U JP 1554587 U JP1554587 U JP 1554587U JP S63126483 U JPS63126483 U JP S63126483U

Authority

JP

Japan

Prior art keywords

trench

water

pit

large funnel

filter layer

Prior art date

1987-02-06

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.)

Pending

Links

• Espacenet
• Global Dossier
• Discuss

• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
• 238000001914 filtration Methods 0.000 claims description 3
• 239000000835 fiber Substances 0.000 claims 1
• 239000013505 freshwater Substances 0.000 claims 1
• JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims 1
• 230000002940 repellent Effects 0.000 claims 1
• 239000005871 repellent Substances 0.000 claims 1
• 239000007787 solid Substances 0.000 claims 1
• 229910001220 stainless steel Inorganic materials 0.000 claims 1
• 239000010935 stainless steel Substances 0.000 claims 1
• 239000000126 substance Substances 0.000 claims 1
• 238000010586 diagram Methods 0.000 description 2
• 230000002093 peripheral effect Effects 0.000 description 2
• 239000004576 sand Substances 0.000 description 1
• 239000002689 soil Substances 0.000 description 1