DE2139171A1 - Verfahren zum Behandeln von Abwässern - Google Patents
Verfahren zum Behandeln von AbwässernInfo
- Publication number
- DE2139171A1 DE2139171A1 DE19712139171 DE2139171A DE2139171A1 DE 2139171 A1 DE2139171 A1 DE 2139171A1 DE 19712139171 DE19712139171 DE 19712139171 DE 2139171 A DE2139171 A DE 2139171A DE 2139171 A1 DE2139171 A1 DE 2139171A1
- Authority
- DE
- Germany
- Prior art keywords
- sludge
- primary
- tank
- solids
- moisture content
- 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
- 238000000034 method Methods 0.000 title claims description 46
- 239000002351 wastewater Substances 0.000 title claims description 21
- 230000008569 process Effects 0.000 title claims description 18
- 239000010802 sludge Substances 0.000 claims description 71
- 239000007787 solid Substances 0.000 claims description 39
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 23
- 238000005188 flotation Methods 0.000 claims description 17
- 238000011282 treatment Methods 0.000 claims description 16
- 239000012065 filter cake Substances 0.000 claims description 15
- 239000007788 liquid Substances 0.000 claims description 15
- 239000002002 slurry Substances 0.000 claims description 15
- 239000002245 particle Substances 0.000 claims description 14
- 239000000126 substance Substances 0.000 claims description 7
- 238000004062 sedimentation Methods 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 5
- 238000007667 floating Methods 0.000 claims description 5
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- 239000007789 gas Substances 0.000 claims description 4
- 238000011221 initial treatment Methods 0.000 claims description 4
- 239000011230 binding agent Substances 0.000 claims description 3
- 239000007921 spray Substances 0.000 claims description 3
- 230000008030 elimination Effects 0.000 claims description 2
- 238000003379 elimination reaction Methods 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims 5
- 238000000926 separation method Methods 0.000 claims 3
- 238000009690 centrifugal atomisation Methods 0.000 claims 1
- 230000018044 dehydration Effects 0.000 claims 1
- 238000006297 dehydration reaction Methods 0.000 claims 1
- 238000005189 flocculation Methods 0.000 claims 1
- 230000016615 flocculation Effects 0.000 claims 1
- 239000010865 sewage Substances 0.000 description 6
- 238000005352 clarification Methods 0.000 description 5
- 238000001694 spray drying Methods 0.000 description 4
- 238000001035 drying Methods 0.000 description 3
- 238000005054 agglomeration Methods 0.000 description 2
- 230000002776 aggregation Effects 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000000575 pesticide Substances 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 230000009182 swimming Effects 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 241000195493 Cryptophyta Species 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 239000008394 flocculating agent Substances 0.000 description 1
- 230000003311 flocculating effect Effects 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011268 mixed slurry Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 235000021049 nutrient content Nutrition 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 230000009965 odorless effect Effects 0.000 description 1
- 239000008213 purified water Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 239000004449 solid propellant Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/13—Treatment of sludge; Devices therefor by de-watering, drying or thickening by heating
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S159/00—Concentrating evaporators
- Y10S159/905—Sewage treatment
Landscapes
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mechanical Engineering (AREA)
- Treatment Of Sludge (AREA)
- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
- Gasification And Melting Of Waste (AREA)
- Processing Of Solid Wastes (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US6518570A | 1970-08-19 | 1970-08-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2139171A1 true DE2139171A1 (de) | 1972-03-09 |
Family
ID=22060904
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19712139171 Pending DE2139171A1 (de) | 1970-08-19 | 1971-07-30 | Verfahren zum Behandeln von Abwässern |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3622508A (enExample) |
| JP (1) | JPS5024735B1 (enExample) |
| BR (1) | BR7105337D0 (enExample) |
| CA (1) | CA958344A (enExample) |
| DE (1) | DE2139171A1 (enExample) |
| FR (1) | FR2104483A5 (enExample) |
| GB (1) | GB1308262A (enExample) |
| NL (1) | NL7110362A (enExample) |
Families Citing this family (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3831758A (en) * | 1970-10-15 | 1974-08-27 | Westinghouse Electric Corp | Waste treatment system |
| US3904521A (en) * | 1971-04-27 | 1975-09-09 | Karel Stopka | Method and apparatus for purification |
| US3754288A (en) * | 1971-07-29 | 1973-08-28 | E Weiss | Waste disposal system |
| US3769921A (en) * | 1971-12-27 | 1973-11-06 | Mullen F Mc | Waste materials processing system |
| US3886068A (en) * | 1972-03-10 | 1975-05-27 | Robert E Eron | Sewage disposal system |
| US3959126A (en) * | 1972-08-17 | 1976-05-25 | Dorr-Oliver Incorporated | Sewage handling and disposal process for chloride (NaCl) contaminated sludges |
| US3956128A (en) * | 1973-07-16 | 1976-05-11 | Degremont, S.A. | Apparatus for treating industrial and domestic waste waters |
| US3954605A (en) * | 1973-12-06 | 1976-05-04 | Foster Wheeler John Brown Boilers Limited | Waste treatment plants |
| US3931013A (en) * | 1974-08-30 | 1976-01-06 | G. S. Balkeslee & Co. | Water separator-recirculator for dishwashing machine |
| US4053399A (en) * | 1975-04-30 | 1977-10-11 | Grumman Aerospace Corporation | Method and system for waste treatment |
| US4082671A (en) * | 1976-09-30 | 1978-04-04 | Envirotech Corporation | Sludge thickening apparatus |
| US4271027A (en) * | 1976-09-30 | 1981-06-02 | Envirotech Corporation | Sewage treatment system and process |
| US4489665A (en) * | 1984-03-16 | 1984-12-25 | Halliburton Company | Mobile, sorbent-pad disposal system |
| US4976863A (en) * | 1989-01-26 | 1990-12-11 | Pec Research, Inc. | Wastewater treatment process |
| US5405537A (en) * | 1993-03-26 | 1995-04-11 | Air Products And Chemicals, Inc. | Process for combusting dewatered sludge waste in a municipal solid waste incinerator |
| CA2114241C (en) * | 1994-01-25 | 1998-08-04 | Chin-Ching Yen | Garbage disposal system |
| US5614098A (en) * | 1995-04-21 | 1997-03-25 | Shao; Y. J. | Nocardia foaming controlling method of waste water treatment |
| WO1998035746A1 (en) * | 1997-02-14 | 1998-08-20 | Warner-Jenkinson Company, Inc. | Method and apparatus for purifying water-insoluble compounds |
| US6010629A (en) * | 1998-01-23 | 2000-01-04 | Shao; Y. J. | Microthrix Parvicella forming and bulking controlling method for waste water treatment |
| US6565750B2 (en) * | 2000-08-31 | 2003-05-20 | O'brien & Gere Engineers, Inc. | Trickling filter system for biological nutrient removal |
| US6871604B2 (en) * | 2002-09-27 | 2005-03-29 | Pyrogenesis, Inc. | Conversion of waste into highly efficient fuel |
| US7429329B2 (en) * | 2004-08-26 | 2008-09-30 | Earth Renaissance Technologies, Llc | Hybrid chemical/mechanical dewatering method for sewage treatment plants |
| DE102004047010A1 (de) * | 2004-09-28 | 2006-03-30 | KOWITEC Ingenieurgesellschaft für Wassertechnik mbH | Vorrichtung und Verfahren zur Abwasserreinigung |
| US20090288584A1 (en) * | 2008-05-21 | 2009-11-26 | Theodora Alexakis | Conversion of waste into highly efficient fuel |
| CN102617013A (zh) * | 2012-04-24 | 2012-08-01 | 浙江海拓环境技术有限公司 | 一种污泥浓缩、脱水处理方法 |
| CN108640655B (zh) * | 2018-06-07 | 2020-11-24 | 四川农业大学 | 一种由市政污泥制备节能环保建筑材料的方法 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2852584A (en) * | 1954-09-13 | 1958-09-16 | Komline Sanderson Eng Corp | Method and apparatus for filtration of undigested sludge |
| US3319586A (en) * | 1961-07-10 | 1967-05-16 | Dorr Oliver Inc | Treatment and disposal of waste sludges |
| US3322079A (en) * | 1965-10-22 | 1967-05-30 | Komline Sanderson Eng Corp | Sludge incineration |
| US3399637A (en) * | 1967-05-10 | 1968-09-03 | Dorr Oliver Inc | Screw feeder for feeding sewage sludge or the like to a combustion chamber |
-
1970
- 1970-08-19 US US65185A patent/US3622508A/en not_active Expired - Lifetime
-
1971
- 1971-06-24 GB GB2972271A patent/GB1308262A/en not_active Expired
- 1971-06-25 CA CA116,702A patent/CA958344A/en not_active Expired
- 1971-07-17 JP JP46053485A patent/JPS5024735B1/ja active Pending
- 1971-07-27 NL NL7110362A patent/NL7110362A/xx unknown
- 1971-07-30 DE DE19712139171 patent/DE2139171A1/de active Pending
- 1971-08-18 FR FR7130107A patent/FR2104483A5/fr not_active Expired
- 1971-08-18 BR BR5337/71A patent/BR7105337D0/pt unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB1308262A (en) | 1973-02-21 |
| FR2104483A5 (enExample) | 1972-04-14 |
| CA958344A (en) | 1974-11-26 |
| BR7105337D0 (pt) | 1973-05-24 |
| US3622508A (en) | 1971-11-23 |
| JPS5024735B1 (enExample) | 1975-08-18 |
| NL7110362A (enExample) | 1972-02-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE2139171A1 (de) | Verfahren zum Behandeln von Abwässern | |
| EP0110240B1 (de) | Verfahren und Vorrichtung zum Entfernen von im Abwasser vorhandenen Schwermetallen | |
| DE2942112A1 (de) | Verfahren zur abwasserbehandlung mit belebtschlamm | |
| DE1484838A1 (de) | Verfahren zum Behandeln von Zentrifugat,das bei der Entwaesserung von Klaerschlamm mittels Dekantier-Zentrifugen anfaellt | |
| DE2200113A1 (de) | Verfahren zur herabsetzung des gehaltes an organischem kohlenstoff in mit organischen verbindungen verunreinigtem wasser | |
| EP0185831A1 (de) | Vorrichtung zum kontinuierlichen Reinigen von Boden zur Entfernung von Schadstoffen | |
| DE3114267A1 (de) | Verfahren und vorrichtung zur separierung von feinen und feinsten kohleteilchen aus einem kohleschlamm | |
| DE3006070A1 (de) | Verfahren und vorrichtung zur behandlung von abwasser | |
| DE3636993C1 (de) | Verfahren zur chemisch-physikalischen Aufbereitung von Abwasser | |
| DE10148474A1 (de) | Verfahren und Vorrichtung zum Reinigen von Abwässern | |
| EP1120380A2 (de) | Reaktor zum Enthärten und/oder Aufbereiten von Wasser | |
| DE3045150A1 (de) | Verfahren zum entwaessern von klaerschlaemmen auf filterpressen | |
| DE3919788C1 (enExample) | ||
| EP0013986A1 (de) | Verfahren zum Abtreiben von Ammoniak aus ammoniakhaltigen Lösungen, insbesondere Kokereiabwässern | |
| DE2341415A1 (de) | Verfahren zur chemischen abwasseraufbereitung | |
| DE2455929A1 (de) | Verfahren und anlage zur biologischen reinigung von abwasser | |
| DE3700725A1 (de) | Verfahren und anlage zur reinigung von feinschlamm fuehrendem rohabwasser | |
| DE2428928A1 (de) | Verfahren zur behandlung von suspensionen | |
| EP0222730A2 (de) | Verfahren zum Trocknen von wasserreichen Braunkohlen | |
| DE2410007A1 (de) | Behandlungsverfahren fuer wasser mit aktivkohle | |
| EP1890973A1 (de) | Verfahren und vorrichtung zum reinigen von abwässern | |
| DE1767685A1 (de) | Verfahren und Vorrichtung zum Entfernen der Feuchtigkeit aus den abgeschiedenen Feststoffen von Abwaessern | |
| DE2107393A1 (de) | Verfahren zur Aufbereitung von Schlamm und Vorrichtung zur Durchführung des Verfahrens | |
| DE1141598B (de) | Verfahren und Vorrichtung zur Eindickung von Frisch- und/oder Faulschlamm mit nachfolgender maschineller Entwaesserung | |
| AT234067B (de) | Verfahren und Vorrichtung zur Entwässerung von Frisch- und bzw. oder Faulschlamm aus Kläranlagen |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OHJ | Non-payment of the annual fee |