DE3565669D1 - Process for dewatering municipal and other sewage sludges - Google Patents

Process for dewatering municipal and other sewage sludges

Info

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
Application number
DE8585901537T
Other languages
English (en)
Inventor
Jozsef Merai
Daniel Szamosi
Andras Gal
Istvan Zagyvai
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.)
Licencia Talalmanyokat Ertekesito Vallalat
Original Assignee
Licencia Talalmanyokat Ertekesito Vallalat
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.)
Filing date
Publication date
Application filed by Licencia Talalmanyokat Ertekesito Vallalat filed Critical Licencia Talalmanyokat Ertekesito Vallalat
Application granted granted Critical
Publication of DE3565669D1 publication Critical patent/DE3565669D1/de
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/52Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/54Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/52Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/5236Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/28Treatment of water, waste water, or sewage by sorption
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/52Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/52Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/54Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
    • C02F1/56Macromolecular compounds
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F9/00Multistage treatment of water, waste water or sewage
DE8585901537T 1984-03-07 1985-03-06 Process for dewatering municipal and other sewage sludges Expired DE3565669D1 (en)

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)

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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

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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

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

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee