DE3565669D1 - Process for dewatering municipal and other sewage sludges - Google Patents
Process for dewatering municipal and other sewage sludgesInfo
- Publication number
- DE3565669D1 DE3565669D1 DE8585901537T DE3565669T DE3565669D1 DE 3565669 D1 DE3565669 D1 DE 3565669D1 DE 8585901537 T DE8585901537 T DE 8585901537T DE 3565669 T DE3565669 T DE 3565669T DE 3565669 D1 DE3565669 D1 DE 3565669D1
- Authority
- DE
- Germany
- Prior art keywords
- sewage sludges
- dewatering municipal
- municipal
- dewatering
- sludges
- 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.)
- Expired
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
- C02F1/56—Macromolecular compounds
-
- 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
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
HU84900A HU189058B (en) | 1984-03-07 | 1984-03-07 | Method for dewatering sludges originated after aerobic and anaerobic decomposing of domestic sewages |
PCT/HU1985/000014 WO1985003927A1 (en) | 1984-03-07 | 1985-03-06 | Process for dewatering municipal and other sewage sludges |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3565669D1 true DE3565669D1 (en) | 1988-11-24 |
Family
ID=10951954
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8585901537T Expired DE3565669D1 (en) | 1984-03-07 | 1985-03-06 | Process for dewatering municipal and other sewage sludges |
Country Status (6)
Country | Link |
---|---|
US (1) | US4675114A (de) |
EP (1) | EP0173731B1 (de) |
DE (1) | DE3565669D1 (de) |
HU (1) | HU189058B (de) |
IT (1) | IT1183486B (de) |
WO (1) | WO1985003927A1 (de) |
Families Citing this family (45)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3733532A1 (de) * | 1987-10-03 | 1989-04-13 | Stadtwerke Wuerzburg Ag | Verfahren zur entsorgung eines bei der abwasserreinigung anfallenden klaerschlamms |
FR2643628B1 (fr) * | 1989-02-24 | 1991-06-07 | Agence Nale Recup Elimin Deche | Procede de fixation de boue aqueuse diluee utilisant un materiau pouzzolanique |
AT396101B (de) * | 1989-07-14 | 1993-06-25 | Perlmooser Zementwerke Ag | Verfahren zur behandlung von abfallstoffen |
FR2650597A1 (fr) * | 1989-08-04 | 1991-02-08 | Germe | Procedes de preparation de molecules biologiques a partir de boues d'une station d'epuration d'eaux usees et produits obtenus |
DE69432889T2 (de) * | 1993-10-22 | 2004-04-22 | Kurita Water Industries, Ltd. | Verfahren zum Schutz von Belebtschlamm vor Verlust seiner Absetzfähigkeit |
US5833864A (en) * | 1995-02-10 | 1998-11-10 | Psc Technologies, Inc. | Method for the reduction and control of the release of gas and odors from sewage and waste water |
US5660733A (en) * | 1995-04-10 | 1997-08-26 | Deskins; Franklin David | Sewage dewatering process |
DE19802238A1 (de) * | 1998-01-22 | 1999-07-29 | Bayer Ag | Kombiniertes Konditionierungsverfahren zur Klärschlammentwässerung |
BE1012467A3 (fr) * | 1999-02-08 | 2000-11-07 | Lhoist Rech & Dev Sa | Procede de conditionnement de boues. |
US6391598B1 (en) | 1999-03-29 | 2002-05-21 | Board Of Regents Of The University Of Nebraska | Preparation of fatty acid metal salts and enzymes from ruminal fluid |
US6379555B1 (en) * | 2000-08-07 | 2002-04-30 | Eugene F. Targosz | Wastewater treatment process using an admixed paste of activated carbon and magnesium hydroxide |
US6585900B2 (en) * | 2001-01-31 | 2003-07-01 | Cabello-Fuentes Jose | Process for the treatment of sludge |
BE1015602A3 (fr) * | 2003-07-11 | 2005-06-07 | Lhoist Rech & Dev Sa | Procede de deshydratation de boues et boues ainsi deshydratees. |
US7285217B2 (en) * | 2003-12-02 | 2007-10-23 | Siemens Water Technologies Corp. | Removing odoriferous sulfides from wastewater |
US7344643B2 (en) * | 2005-06-30 | 2008-03-18 | Siemens Water Technologies Holding Corp. | Process to enhance phosphorus removal for activated sludge wastewater treatment systems |
WO2007028149A2 (en) * | 2005-09-02 | 2007-03-08 | Siemens Water Technologies Corp. | Screening of inert solids from a low-yield wastewater treatment process |
US7473364B2 (en) * | 2006-03-07 | 2009-01-06 | Siemens Water Technologies Corp. | Multivalent metal ion management for low sludge processes |
WO2007140445A2 (en) * | 2006-05-31 | 2007-12-06 | Filtration Dynamics, Inc. | Centrifugal fluid filtration devices, systems and methods |
EP2094613B1 (de) * | 2006-11-14 | 2011-09-14 | S.A. Lhoist Recherche Et Developpement | Verfahren zur verarbeitung von schlamm |
KR100845174B1 (ko) | 2007-03-15 | 2008-07-10 | 한국에너지기술연구원 | 하수슬러지-석탄-기름 2중 응집법에 의한 하수슬러지 처리방법 |
ES2401456T3 (es) * | 2007-12-28 | 2013-04-19 | Essilor International (Compagnie Generale D'optique) | Método para seleccionar curvas de base para una lente oftálmica y método de fabricación de lentes de gafas relacionadas |
CN101234841B (zh) * | 2008-01-02 | 2011-03-23 | 广州普得环保设备有限公司 | 一种污泥浓缩脱水的方法 |
US7799224B2 (en) * | 2008-01-30 | 2010-09-21 | Siemens Water Technologies Corp. | Wastewater treatment methods |
SG189695A1 (en) * | 2008-03-28 | 2013-05-31 | Siemens Industry Inc | Hybrid aerobic and anaerobic wastewater and sludge treatment systems and methods |
US8894856B2 (en) | 2008-03-28 | 2014-11-25 | Evoqua Water Technologies Llc | Hybrid aerobic and anaerobic wastewater and sludge treatment systems and methods |
BE1019037A3 (fr) * | 2009-03-17 | 2012-02-07 | Lhoist Rech & Dev Sa | Compositions a base de chaux, leur procede de fabrication et leur utilisation en traitement des eaux et boues. |
PT2408719E (pt) * | 2009-03-17 | 2015-12-01 | Lhoist Rech & Dev Sa | Composições para o condicionamento de lamas |
US9422178B2 (en) * | 2009-06-16 | 2016-08-23 | University Of Massachusetts | Wastewater treatment system to reduce sludge generation |
CA2775335A1 (en) * | 2009-09-25 | 2011-03-31 | Siemens Industry, Inc. | Synergistic wastewater odor control composition, systems, and related methods therefor |
US8574887B2 (en) * | 2009-11-20 | 2013-11-05 | Core Intellectual Properties Holdings, Llc | Process to grow and concentrate algae |
US9113605B2 (en) | 2009-11-20 | 2015-08-25 | Core Intellectual Properties Holdings, Llc | Methods and compositions to aggregate algae |
WO2011068931A1 (en) * | 2009-12-03 | 2011-06-09 | Siemens Industry, Inc. | Systems and methods for nutrient removal in biological treatment systems |
CA2697854A1 (en) * | 2010-03-25 | 2011-09-25 | John Jee Ho Jew | Improving efficiency of centrifuge in municipal sludge dewatering |
EP2560922A4 (de) | 2010-04-21 | 2015-10-07 | Evoqua Water Technologies Pte Ltd | Verfahren und systeme zur abwasserbearbeitung |
US8430112B2 (en) | 2010-07-13 | 2013-04-30 | Siemens Industry, Inc. | Slurry feed system and method |
US9359236B2 (en) | 2010-08-18 | 2016-06-07 | Evoqua Water Technologies Llc | Enhanced biosorption of wastewater organics using dissolved air flotation with solids recycle |
US8808544B2 (en) | 2010-08-18 | 2014-08-19 | Evoqua Water Technologies Llc | Contact-stabilization/prime-float hybrid |
GB201019417D0 (en) * | 2010-11-17 | 2010-12-29 | Morris Watson Michael | Processing method |
US8968646B2 (en) | 2011-02-18 | 2015-03-03 | Evoqua Water Technologies Llc | Synergistic methods for odor control |
US9428425B2 (en) | 2012-09-20 | 2016-08-30 | Core Intellectual Properties Holdings, Llc | Methods and compositions for treating soil and plants |
US10131550B2 (en) | 2013-05-06 | 2018-11-20 | Evoqua Water Technologies Llc | Enhanced biosorption of wastewater organics using dissolved air flotation with solids recycle |
CN103613268B (zh) * | 2013-12-03 | 2016-03-30 | 湖南科技大学 | 一种污泥脱水调理剂及其深度脱水方法 |
US20170190600A1 (en) * | 2015-12-30 | 2017-07-06 | Blueteak Innovations, Llc | Chemical treatment process of sewage water |
CN109336293A (zh) * | 2018-11-22 | 2019-02-15 | 福州宇澄环保工程设计有限公司 | 中密度纤维板干燥尾气喷淋除尘置换废水中甲醛的去除工艺 |
CN114230136A (zh) * | 2021-11-03 | 2022-03-25 | 山东尚科环境工程有限公司 | 一种用于市政污泥干化处理的混调改质剂及其制备方法 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1999973A (en) * | 1933-08-21 | 1935-04-30 | Albert L Genter | Sewage purification |
US3976465A (en) * | 1971-11-08 | 1976-08-24 | Orgonics, Inc. | Sterilized organic waste product and process of producing same |
US4081366A (en) * | 1971-11-08 | 1978-03-28 | Orgonics, Inc. | Process for dewatering organic waste product |
DE2232698A1 (de) * | 1972-03-25 | 1974-01-24 | Hans Dipl Chem Dr Niklas | Verfahren zum aufarbeiten des bei der abwasserklaerung anfallenden frischschlamms |
NL7309742A (de) * | 1972-07-24 | 1974-01-28 | ||
AR206029A1 (es) * | 1974-05-23 | 1976-06-23 | Orgonics | Procedimiento para tratar tortas de filtrado provenientes del tratamiento de aguas servidas y obtener un producto granulado inodoro de elevado contenido en nitrogeno y producto resultante |
JPS53113161A (en) * | 1977-03-14 | 1978-10-03 | Kurita Water Ind Ltd | Dewatering method for sludge |
DE2950333A1 (de) * | 1979-12-14 | 1981-07-02 | Battelle-Institut E.V., 6000 Frankfurt | Verfahren zur modifizierung von schlaemmen |
DE3100899A1 (de) * | 1981-01-14 | 1982-08-05 | Basf Ag, 6700 Ludwigshafen | Verfahren zum entwaessern mineraloelhaltiger schlaemme mit rueckgewinnung des oelanteils |
JPS57156100A (en) * | 1981-03-24 | 1982-09-27 | Nippon Kokan Kk <Nkk> | Dehydration method for sludge |
JPS5852000A (ja) * | 1981-09-21 | 1983-03-26 | Kawasaki Heavy Ind Ltd | 下水汚泥の脱水方法 |
-
1984
- 1984-03-07 HU HU84900A patent/HU189058B/hu not_active IP Right Cessation
-
1985
- 1985-03-06 IT IT19779/85A patent/IT1183486B/it active
- 1985-03-06 US US06/797,676 patent/US4675114A/en not_active Expired - Fee Related
- 1985-03-06 WO PCT/HU1985/000014 patent/WO1985003927A1/en active IP Right Grant
- 1985-03-06 EP EP85901537A patent/EP0173731B1/de not_active Expired
- 1985-03-06 DE DE8585901537T patent/DE3565669D1/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US4675114A (en) | 1987-06-23 |
WO1985003927A1 (en) | 1985-09-12 |
IT8519779A0 (it) | 1985-03-06 |
HU189058B (en) | 1986-06-30 |
IT1183486B (it) | 1987-10-22 |
EP0173731A1 (de) | 1986-03-12 |
EP0173731B1 (de) | 1988-10-19 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE3565669D1 (en) | Process for dewatering municipal and other sewage sludges | |
GB2037268B (en) | Process for dewatering and sterilising sewage sludge | |
GB2167400A (en) | Aid and process for dehydrating sludge | |
DE3661136D1 (en) | Apparatus for drying sewage sludge | |
AR245081A1 (es) | Un metodo para la detoxificacion de barros cloacales. | |
GB2185970B (en) | Process for the gasification of sewage sludge | |
DE3572342D1 (en) | Process and apparatus for the indirect drying of sludges, especially waste water sludges | |
GB8419555D0 (en) | Waste disposal process | |
EP0407735A3 (en) | Method for dewatering sludges in filterpresses | |
AU2936289A (en) | Process for the utilization of sewage sludges | |
HUT39405A (en) | Method and apparatus for dewatering sludge of sewage and/or organic material content | |
EP0208198A3 (en) | Method of biopolymeric sludge dewatering | |
EP0232735A3 (en) | Apparatus for dewatering primary dewatered sludge pieces | |
ZA855177B (en) | Process and equipment in particular for the conditioning of waste water sludges | |
DE3468098D1 (en) | Process for dewatering sludges and/or organic matter | |
ZA85109B (en) | Aerobic digestion of sludge | |
GB2182920B (en) | Primary sewage sludge treatment process | |
GB2220411B (en) | Anaerobic digestion process for sewage sludge | |
DE3465973D1 (en) | Process for dewatering sludges and/or organic matter | |
GB8507921D0 (en) | Treating sewage | |
GR870485B (en) | Process for sewage and sludge treatment | |
GB8417339D0 (en) | Treating wastewater | |
GB2153243B (en) | Activated sludge process | |
GB8519546D0 (en) | Packings for waste water treatment | |
HUT46351A (en) | Process for composting sewage sludges |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |