JPS62125892A - 下水スワツジおよび水性懸濁液の処理法 - Google Patents
下水スワツジおよび水性懸濁液の処理法Info
- Publication number
- JPS62125892A JPS62125892A JP60263590A JP26359085A JPS62125892A JP S62125892 A JPS62125892 A JP S62125892A JP 60263590 A JP60263590 A JP 60263590A JP 26359085 A JP26359085 A JP 26359085A JP S62125892 A JPS62125892 A JP S62125892A
- Authority
- JP
- Japan
- Prior art keywords
- sludge
- flotation
- treatment
- concentration
- solid phase
- 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.)
- Pending
Links
- 239000007900 aqueous suspension Substances 0.000 title claims description 12
- 239000010865 sewage Substances 0.000 title description 13
- 239000010802 sludge Substances 0.000 claims description 103
- 238000000034 method Methods 0.000 claims description 61
- 238000005188 flotation Methods 0.000 claims description 38
- 239000007790 solid phase Substances 0.000 claims description 28
- 239000008396 flotation agent Substances 0.000 claims description 22
- 230000008569 process Effects 0.000 claims description 20
- 230000006641 stabilisation Effects 0.000 claims description 13
- 238000011105 stabilization Methods 0.000 claims description 13
- 239000007791 liquid phase Substances 0.000 claims description 9
- 239000010801 sewage sludge Substances 0.000 claims description 9
- 238000001914 filtration Methods 0.000 claims description 8
- 238000000926 separation method Methods 0.000 claims description 4
- 230000008719 thickening Effects 0.000 description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 14
- 239000012071 phase Substances 0.000 description 11
- 239000003153 chemical reaction reagent Substances 0.000 description 10
- 229920006395 saturated elastomer Polymers 0.000 description 8
- 239000007787 solid Substances 0.000 description 8
- 239000005871 repellent Substances 0.000 description 7
- 238000000855 fermentation Methods 0.000 description 6
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 6
- 230000002940 repellent Effects 0.000 description 6
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 5
- 229910021578 Iron(III) chloride Inorganic materials 0.000 description 5
- 235000011941 Tilia x europaea Nutrition 0.000 description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 5
- 230000004151 fermentation Effects 0.000 description 5
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 description 5
- 239000004571 lime Substances 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- 229910052760 oxygen Inorganic materials 0.000 description 5
- 239000001301 oxygen Substances 0.000 description 5
- 230000009467 reduction Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 239000006260 foam Substances 0.000 description 4
- 238000005303 weighing Methods 0.000 description 4
- 229920001222 biopolymer Polymers 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 239000011094 fiberboard Substances 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 239000004566 building material Substances 0.000 description 2
- 239000011111 cardboard Substances 0.000 description 2
- 230000018044 dehydration Effects 0.000 description 2
- 238000006297 dehydration reaction Methods 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 238000009297 electrocoagulation Methods 0.000 description 2
- 239000008394 flocculating agent Substances 0.000 description 2
- 210000004907 gland Anatomy 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 229920002401 polyacrylamide Polymers 0.000 description 2
- 239000013049 sediment Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000000701 coagulant Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 239000011087 paperboard Substances 0.000 description 1
- 244000045947 parasite Species 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000008213 purified water Substances 0.000 description 1
- 239000011555 saturated liquid Substances 0.000 description 1
- 238000009210 therapy by ultrasound Methods 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Landscapes
- Treatment Of Sludge (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Physical Water Treatments (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Activated Sludge Processes (AREA)
- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU833675109A SU1299982A1 (ru) | 1983-12-21 | 1983-12-21 | Способ обработки осадков сточных вод и водных суспензий |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62125892A true JPS62125892A (ja) | 1987-06-08 |
Family
ID=21093795
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP60263590A Pending JPS62125892A (ja) | 1983-12-21 | 1985-11-22 | 下水スワツジおよび水性懸濁液の処理法 |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS62125892A (cs) |
| CS (1) | CS271072B1 (cs) |
| DD (1) | DD258912A3 (cs) |
| SU (1) | SU1299982A1 (cs) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0377700A (ja) * | 1989-08-21 | 1991-04-03 | Ishikawajima Harima Heavy Ind Co Ltd | 汚泥濃縮方法 |
-
1983
- 1983-12-21 SU SU833675109A patent/SU1299982A1/ru active
-
1984
- 1984-12-18 DD DD84271076A patent/DD258912A3/xx unknown
- 1984-12-20 CS CS8410046A patent/CS271072B1/cs unknown
-
1985
- 1985-11-22 JP JP60263590A patent/JPS62125892A/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0377700A (ja) * | 1989-08-21 | 1991-04-03 | Ishikawajima Harima Heavy Ind Co Ltd | 汚泥濃縮方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| SU1299982A1 (ru) | 1987-03-30 |
| CS271072B1 (en) | 1990-08-14 |
| DD258912A3 (de) | 1988-08-10 |
| CS1004684A1 (en) | 1987-10-15 |
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