JPS6313776Y2 - - Google Patents

Info

Publication number

JPS6313776Y2

JPS6313776Y2 JP8155781U JP8155781U JPS6313776Y2 JP S6313776 Y2 JPS6313776 Y2 JP S6313776Y2 JP 8155781 U JP8155781 U JP 8155781U JP 8155781 U JP8155781 U JP 8155781U JP S6313776 Y2 JPS6313776 Y2 JP S6313776Y2

Authority

JP

Japan

Prior art keywords

water

granular material

pipe

tower

filtration

Prior art date

1981-06-04

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.)

Expired

Links

• Espacenet
• Global Dossier
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• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 86
• 239000008187 granular material Substances 0.000 claims description 65
• 238000001914 filtration Methods 0.000 claims description 33
• 239000000463 material Substances 0.000 claims description 16
• 239000010419 fine particle Substances 0.000 description 8
• 238000004140 cleaning Methods 0.000 description 7
• 239000002245 particle Substances 0.000 description 5
• VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
• 239000002351 wastewater Substances 0.000 description 4
• 239000004744 fabric Substances 0.000 description 3
• 238000005406 washing Methods 0.000 description 3
• RHZUVFJBSILHOK-UHFFFAOYSA-N anthracen-1-ylmethanolate Chemical compound C1=CC=C2C=C3C(C[O-])=CC=CC3=CC2=C1 RHZUVFJBSILHOK-UHFFFAOYSA-N 0.000 description 2
• 239000003830 anthracite Substances 0.000 description 2
• 230000000694 effects Effects 0.000 description 2
• 230000005484 gravity Effects 0.000 description 2
• 238000000034 method Methods 0.000 description 2
• -1 polyethylene Polymers 0.000 description 2
• 239000004576 sand Substances 0.000 description 2
• 239000004698 Polyethylene Substances 0.000 description 1
• 239000004743 Polypropylene Substances 0.000 description 1
• BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 1
• 230000015572 biosynthetic process Effects 0.000 description 1
• 239000003814 drug Substances 0.000 description 1
• 239000000706 filtrate Substances 0.000 description 1
• 239000012530 fluid Substances 0.000 description 1
• 230000002093 peripheral effect Effects 0.000 description 1
• 239000012466 permeate Substances 0.000 description 1
• 229920000573 polyethylene Polymers 0.000 description 1
• 229920001155 polypropylene Polymers 0.000 description 1
• 239000000377 silicon dioxide Substances 0.000 description 1
• 239000002002 slurry Substances 0.000 description 1
• 239000007787 solid Substances 0.000 description 1
• 229920003002 synthetic resin Polymers 0.000 description 1
• 239000000057 synthetic resin Substances 0.000 description 1