JPH0337760Y2 - - Google Patents

Info

Publication number

JPH0337760Y2

JPH0337760Y2 JP6610984U JP6610984U JPH0337760Y2 JP H0337760 Y2 JPH0337760 Y2 JP H0337760Y2 JP 6610984 U JP6610984 U JP 6610984U JP 6610984 U JP6610984 U JP 6610984U JP H0337760 Y2 JPH0337760 Y2 JP H0337760Y2

Authority

JP

Japan

Prior art keywords

sludge

screen

thickening

tank

floc

Prior art date

1984-05-08

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
• Discuss

• 239000010802 sludge Substances 0.000 claims description 75
• 230000008719 thickening Effects 0.000 claims description 15
• 239000000835 fiber Substances 0.000 claims description 12
• 229920000642 polymer Polymers 0.000 claims description 9
• 230000018044 dehydration Effects 0.000 claims description 7
• 238000006297 dehydration reaction Methods 0.000 claims description 7
• 238000000034 method Methods 0.000 claims description 7
• 238000001556 precipitation Methods 0.000 claims description 4
• 230000006835 compression Effects 0.000 claims description 2
• 238000007906 compression Methods 0.000 claims description 2
• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 10
• 238000002347 injection Methods 0.000 description 5
• 239000007924 injection Substances 0.000 description 5
• 239000010893 paper waste Substances 0.000 description 5
• 239000010865 sewage Substances 0.000 description 5
• 239000013055 pulp slurry Substances 0.000 description 3
• 230000015572 biosynthetic process Effects 0.000 description 2
• 238000001035 drying Methods 0.000 description 2
• 230000000694 effects Effects 0.000 description 2
• 239000010800 human waste Substances 0.000 description 2
• 238000004062 sedimentation Methods 0.000 description 2
• 238000000926 separation method Methods 0.000 description 2
• 239000006228 supernatant Substances 0.000 description 2
• 239000002562 thickening agent Substances 0.000 description 2
• 229920000742 Cotton Polymers 0.000 description 1
• 230000009286 beneficial effect Effects 0.000 description 1
• 229920006317 cationic polymer Polymers 0.000 description 1
• 238000005056 compaction Methods 0.000 description 1
• 238000009264 composting Methods 0.000 description 1
• 239000012141 concentrate Substances 0.000 description 1
• 238000007796 conventional method Methods 0.000 description 1
• 238000010586 diagram Methods 0.000 description 1
• 238000002474 experimental method Methods 0.000 description 1
• 238000005188 flotation Methods 0.000 description 1
• 239000000446 fuel Substances 0.000 description 1
• 238000010438 heat treatment Methods 0.000 description 1
• 239000010842 industrial wastewater Substances 0.000 description 1
• 238000010169 landfilling Methods 0.000 description 1
• 239000000203 mixture Substances 0.000 description 1
• 239000010899 old newspaper Substances 0.000 description 1
• 230000001737 promoting effect Effects 0.000 description 1
• 239000002002 slurry Substances 0.000 description 1
• 239000007787 solid Substances 0.000 description 1
• 239000000126 substance Substances 0.000 description 1
• 239000002351 wastewater Substances 0.000 description 1