JPS6245000B2 - - Google Patents

Info

Publication number: JPS6245000B2
Authority: JP; Japan
Prior art keywords: sludge; septic tank; human waste; liquid; flocculant
Prior art date: 1979-04-25
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

Application number

JP54051087A

Other languages

English (en)

Japanese (ja)

Other versions

JPS55142600A (en

Inventor

Katsuyuki Kataoka

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Ebara Corp

Original Assignee

Ebara Infilco Co Ltd

Priority date (The priority date 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 date listed.)

1979-04-25

Filing date

1979-04-25

Publication date

1987-09-24

1979-04-25 Application filed by Ebara Infilco Co Ltd filed Critical Ebara Infilco Co Ltd

1979-04-25 Priority to JP5108779A priority Critical patent/JPS55142600A/ja

1980-11-07 Publication of JPS55142600A publication Critical patent/JPS55142600A/ja

1987-09-24 Publication of JPS6245000B2 publication Critical patent/JPS6245000B2/ja

Status Granted legal-status Critical Current

Links

239000010802 sludge Substances 0.000 claims description 83
239000007788 liquid Substances 0.000 claims description 44
239000010800 human waste Substances 0.000 claims description 30
238000000034 method Methods 0.000 claims description 23
230000029087 digestion Effects 0.000 claims description 17
229920006317 cationic polymer Polymers 0.000 claims description 15
238000000926 separation method Methods 0.000 claims description 7
238000003795 desorption Methods 0.000 claims description 5
230000018044 dehydration Effects 0.000 claims description 3
238000006297 dehydration reaction Methods 0.000 claims description 3
238000002156 mixing Methods 0.000 claims description 3
239000000243 solution Substances 0.000 claims description 3
229920000642 polymer Polymers 0.000 claims description 2
230000001112 coagulating effect Effects 0.000 claims 2
239000011259 mixed solution Substances 0.000 claims 1
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 34
238000007796 conventional method Methods 0.000 description 11
238000010790 dilution Methods 0.000 description 11
239000012895 dilution Substances 0.000 description 11
QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 10
238000004062 sedimentation Methods 0.000 description 6
238000005345 coagulation Methods 0.000 description 5
230000015271 coagulation Effects 0.000 description 5
230000001079 digestive effect Effects 0.000 description 5
238000001556 precipitation Methods 0.000 description 4
230000000694 effects Effects 0.000 description 3
238000005189 flocculation Methods 0.000 description 3
230000016615 flocculation Effects 0.000 description 3
239000005416 organic matter Substances 0.000 description 3
239000002002 slurry Substances 0.000 description 3
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
230000002411 adverse Effects 0.000 description 2
238000005273 aeration Methods 0.000 description 2
239000004927 clay Substances 0.000 description 2
238000010276 construction Methods 0.000 description 2
238000010586 diagram Methods 0.000 description 2
238000002347 injection Methods 0.000 description 2
239000007924 injection Substances 0.000 description 2
230000007257 malfunction Effects 0.000 description 2
238000012986 modification Methods 0.000 description 2
230000004048 modification Effects 0.000 description 2
CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
238000009825 accumulation Methods 0.000 description 1
WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 1
229920006318 anionic polymer Polymers 0.000 description 1
230000003197 catalytic effect Effects 0.000 description 1
238000005352 clarification Methods 0.000 description 1
238000011109 contamination Methods 0.000 description 1
238000000354 decomposition reaction Methods 0.000 description 1
230000000593 degrading effect Effects 0.000 description 1
230000006866 deterioration Effects 0.000 description 1
238000007865 diluting Methods 0.000 description 1
230000004064 dysfunction Effects 0.000 description 1
238000005868 electrolysis reaction Methods 0.000 description 1
238000002474 experimental method Methods 0.000 description 1
239000008394 flocculating agent Substances 0.000 description 1
239000012530 fluid Substances 0.000 description 1
239000003673 groundwater Substances 0.000 description 1
230000001771 impaired effect Effects 0.000 description 1
229910001853 inorganic hydroxide Inorganic materials 0.000 description 1
238000009434 installation Methods 0.000 description 1
239000012528 membrane Substances 0.000 description 1
244000005700 microbiome Species 0.000 description 1
239000011268 mixed slurry Substances 0.000 description 1
239000000203 mixture Substances 0.000 description 1
235000015097 nutrients Nutrition 0.000 description 1
125000001477 organic nitrogen group Chemical group 0.000 description 1
230000003647 oxidation Effects 0.000 description 1
238000007254 oxidation reaction Methods 0.000 description 1
239000002244 precipitate Substances 0.000 description 1
238000012545 processing Methods 0.000 description 1
238000011084 recovery Methods 0.000 description 1
239000004576 sand Substances 0.000 description 1
239000013535 sea water Substances 0.000 description 1
239000013049 sediment Substances 0.000 description 1
239000007787 solid Substances 0.000 description 1
239000004575 stone Substances 0.000 description 1
239000000126 substance Substances 0.000 description 1
239000000758 substrate Substances 0.000 description 1
239000002562 thickening agent Substances 0.000 description 1
238000000108 ultra-filtration Methods 0.000 description 1
238000010977 unit operation Methods 0.000 description 1

Landscapes

Treatment Of Sludge (AREA)

JP5108779A 1979-04-25 1979-04-25 Treating method of excretion purifying tank sludge Granted JPS55142600A (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
JP5108779A JPS55142600A (en)	1979-04-25	1979-04-25	Treating method of excretion purifying tank sludge

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP5108779A JPS55142600A (en)	1979-04-25	1979-04-25	Treating method of excretion purifying tank sludge

Publications (2)

Publication Number	Publication Date
JPS55142600A JPS55142600A (en)	1980-11-07
JPS6245000B2 true JPS6245000B2 (fr)	1987-09-24

Family

ID=12877028

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
JP5108779A Granted JPS55142600A (en)	1979-04-25	1979-04-25	Treating method of excretion purifying tank sludge

Country Status (1)

Country	Link
JP (1)	JPS55142600A (fr)

1979
- 1979-04-25 JP JP5108779A patent/JPS55142600A/ja active Granted

Also Published As

Publication number	Publication date
JPS55142600A (en)	1980-11-07

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JPS64119B2 (fr)	1989-01-05
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