ES2126875T3 - Procedimiento para tratar los lodos del tratamiento de aguas. - Google Patents

Procedimiento para tratar los lodos del tratamiento de aguas.

Info

Publication number
ES2126875T3
ES2126875T3 ES95904343T ES95904343T ES2126875T3 ES 2126875 T3 ES2126875 T3 ES 2126875T3 ES 95904343 T ES95904343 T ES 95904343T ES 95904343 T ES95904343 T ES 95904343T ES 2126875 T3 ES2126875 T3 ES 2126875T3
Authority
ES
Spain
Prior art keywords
sludge
compound
iron
aluminum
water treatment
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 - Lifetime
Application number
ES95904343T
Other languages
English (en)
Inventor
Rolf Nilsson
Simo Jokinen
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.)
Kemira Chemicals Oy
Original Assignee
Kemira Chemicals Oy
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 Kemira Chemicals Oy filed Critical Kemira Chemicals Oy
Application granted granted Critical
Publication of ES2126875T3 publication Critical patent/ES2126875T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • C02F11/14—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical 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
    • C02F1/52—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
    • C02F1/5245—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents using basic salts, e.g. of aluminium and iron
    • 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
    • C02F11/14—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents
    • C02F11/143—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents using inorganic substances
    • 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
    • C02F11/14—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents
    • C02F11/143—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents using inorganic substances
    • C02F11/145—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents using inorganic substances using calcium compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Treatment Of Sludge (AREA)
  • Removal Of Specific Substances (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Manufacture And Refinement Of Metals (AREA)

Abstract

UN METODO PARA EL TRATAMIENTO DE LODOS OBTENIDOS DE PROCESOS DE TRATAMIENTO DE AGUA, TALES COMO LOS QUE UTILIZAN ALUMINIO O HIERRO QUIMICO COMO COAGULANTE, PARA REDUCIR LA CANTIDAD DE LODOS, Y QUE INCLUYE LOS SIGUIENTES PASOS: A) TRATAR EL LODO DE TRATAMIENTO DE AGUA CON UN ACIDO INORGANICO PARA PRODUCIR LODOS ACATASEIS QUE CONTIENEN ALUMINIO O HIERRO DISUELTO; B) SEPARAR OPCIONALMENTE EL MATERIAL INSOLUBLE DE LOS LODOS ACIDICOS PARA PRODUCIR UNA SOLUCION ACIDICA QUE CONTENGA ALUMINIO O HIERRO DISUELTO; C) TRATAR DICHOS LODOS ACATASEIS O DICHA SOLUCION ACIDICA CON UN COMPUESTO DE CATION-1+ EN LA PRESENCIA DE IONES DE SULFATO EN TALES CONDICIONES QUE EL PH DE LOS LODOS O SOLUCION PERMANEZCA A UN NIVEL EN EL QUE EL ALUMINIO SE PRECIPITA COMO UN COMPUESTO ALUNITA O EL HIERRO SE PRECIPITA COMO UN COMPUESTO JAROSITA; Y D) SEPARAR EL COMPUESTO ALUNITA O JAROSITA PRECIPITADO DE LOS LODOS RESTANTES.
ES95904343T 1993-06-17 1994-06-16 Procedimiento para tratar los lodos del tratamiento de aguas. Expired - Lifetime ES2126875T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI932798A FI97291C (fi) 1993-06-17 1993-06-17 Menetelmä alumiinin talteenottamiseksi vedenkäsittelylietteestä

Publications (1)

Publication Number Publication Date
ES2126875T3 true ES2126875T3 (es) 1999-04-01

Family

ID=8538158

Family Applications (1)

Application Number Title Priority Date Filing Date
ES95904343T Expired - Lifetime ES2126875T3 (es) 1993-06-17 1994-06-16 Procedimiento para tratar los lodos del tratamiento de aguas.

Country Status (10)

Country Link
US (1) US5674402A (es)
EP (1) EP0703874B1 (es)
JP (1) JP3192427B2 (es)
KR (1) KR100216012B1 (es)
CA (1) CA2165168C (es)
DE (1) DE69415526T2 (es)
ES (1) ES2126875T3 (es)
FI (1) FI97291C (es)
NO (1) NO312158B1 (es)
WO (1) WO1995000446A1 (es)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2100123B1 (es) * 1995-04-26 1998-01-01 Depuracion Y Reciclaje S L Nuevo procedimiento para la depuracion de vertidos con alto contenido de materia organica.
FI103034B1 (fi) * 1996-04-16 1999-04-15 Kemira Chemicals Oy Menetelmä ferrirautaa sisältävien vedenpuhdistusliuosten valmistamiseksi sekä saatujen tuotteiden käyttö
RU2133225C1 (ru) * 1998-01-26 1999-07-20 Открытое акционерное общество "Ангарская нефтехимическая компания" Способ регенерации коагулянта из гидроксидсодержащего шлама водоочистки
GR1003419B (el) * 1999-04-19 2000-09-01 - Μεθοδος απομακρυνσης αλουμινιου και/η χρωμιου απο θειικα διαλυματα νικελιου και/η κοβαλτιου σε ατμοσφαιρικη πιεση
JP4186523B2 (ja) * 2002-06-26 2008-11-26 株式会社日立製作所 排水浄化装置および排水浄化システム
US8071055B2 (en) * 2002-12-04 2011-12-06 Blue Water Technologies, Inc. Water treatment techniques
US8080163B2 (en) * 2002-12-04 2011-12-20 Blue Water Technologies, Inc. Water treatment method
PL380068A1 (pl) * 2003-10-17 2006-12-27 Feralco Ab Sposób obróbki szlamu
KR100757518B1 (ko) * 2005-02-24 2007-09-11 조영봉 폐산, 폐알칼리 및 슬러지의 처리 및 자원화 방법
DE602005027005D1 (de) * 2005-09-30 2011-04-28 Council Scient Ind Res Kosteneffektives verfahren zur herstellung von solarsalz mit hoher reinheit und weissheit
KR100715093B1 (ko) * 2005-12-30 2007-05-07 (주) 빛과환경 오염수의 처리와 동반하여, 응집제로서 첨가된 가수분해성금속화합물로부터 유·무기원소-도핑 금속산화물을 회수하는방법
FR2898889B1 (fr) * 2006-03-27 2008-09-05 Veolia Eau Cie Generale Des Ea Procede d'obtention d'un produit coagulant, produit destine a fabriquer ledit coagulant et procede de traitement des eaux usees et/ou industrielles utilisant ledit coagulant
US8741154B2 (en) 2008-10-17 2014-06-03 Remembrance Newcombe Water denitrification
US20110084029A1 (en) * 2009-10-08 2011-04-14 Dominick O' Reilly Waste treatment system
US20110089097A1 (en) * 2009-10-19 2011-04-21 O'reilly Dominick Attachment and system for dewatering material
US20110094395A1 (en) * 2009-10-26 2011-04-28 O'reilly Dominick Method and attachment for dewatering logs
FR3050993B1 (fr) 2016-05-09 2020-01-31 Arkema France Composition de poly-(aryl-ether-cetone) (paek) a faible taux de composes volatils et son utilisation dans un procede de frittage
US10626031B2 (en) 2016-08-24 2020-04-21 Heritage Research Group Treatment of sludges and flocculants using insoluble mineral colloidal suspensions
WO2018039411A1 (en) * 2016-08-24 2018-03-01 Heritage Research Group Treatment of sludges and flocculants using insoluble magnesium hydroxide colloidal suspensions
CN109292937A (zh) * 2018-12-09 2019-02-01 安徽航天环境工程有限公司 一种含铁酸洗污泥再利用方法
CN109292938A (zh) * 2018-12-09 2019-02-01 安徽航天环境工程有限公司 一种含铝酸洗污泥再利用方法
CN110937772A (zh) * 2019-12-11 2020-03-31 中冶华天工程技术有限公司 污泥有机/无机成分分离方法
CN114275924A (zh) * 2021-07-14 2022-04-05 湖南省煤炭科学研究院有限公司 一种酸性矿山废水治理及资源化利用的方法
KR20240124685A (ko) * 2023-02-09 2024-08-19 에스케이이노베이션 주식회사 폐수 내 알루미늄 폐기물을 제거하는 공정
CN117802320A (zh) * 2023-12-25 2024-04-02 东莞东阳光科研发有限公司 一种黏土型锂矿提锂的方法

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1517730C3 (de) * 1964-06-30 1975-03-13 Erhardt Dr. 6230 Frankfurt Baer Verfahren zur Reinigung von Wässern
US3268443A (en) * 1965-05-05 1966-08-23 Everett D Cann Process for the treatment of waste liquors with flocculating agent recovery
US4176160A (en) * 1971-06-23 1979-11-27 Societe De Prayon Process for purifying a zinc sulfate solution
GB1409688A (en) * 1973-11-05 1975-10-15 Nittetsu Mining Co Ld Production of crystalline aluminium sulphate
NO740247L (es) * 1974-01-28 1975-08-25 Apothekernes Lab
US3959133A (en) * 1974-09-11 1976-05-25 Metcalf & Eddy, Inc. Alum recovery and waste disposal in water treatment
US4038180A (en) * 1974-11-22 1977-07-26 Agway, Inc. Process of dewatering sewage sludge
JPS5224190A (en) * 1975-08-20 1977-02-23 Toyo Soda Mfg Co Ltd Recovery of aluminum compound from aluminum-sludge including iron or m angan ese compound
US4024087A (en) * 1975-11-06 1977-05-17 Jury Abramovich Lainer Method of preparing coagulant for purification of water from mechanical admixtures
US4293915A (en) * 1979-04-16 1981-10-06 Pacific Technology, Inc. Programmable electronic real-time load controller
US4448696A (en) * 1982-02-23 1984-05-15 U.S. Environmental Products, Inc. Process for recovering and recycling coagulant present in water treatment sludges
JPS61184038A (ja) * 1985-02-08 1986-08-16 Sanyo Electric Co Ltd 通信システム
EP0195297B1 (de) * 1985-03-06 1991-05-02 Karl Clemens Käuffer Verfahren und Vorrichtung zum Schliessen der Kreisläufe bei der Reinigung von Wasser und Abwasser
JPS62270416A (ja) * 1986-05-16 1987-11-24 Yoshida Kogyo Kk <Ykk> 水酸化アルミニウムスラツジから硫酸アルミニウム水溶液を連続的に合成する方法およびそのための装置
JPS63253816A (ja) * 1987-04-09 1988-10-20 株式会社東芝 閉鎖配電盤制御装置
JP2751400B2 (ja) * 1989-05-19 1998-05-18 松下電器産業株式会社 機器制御装置
DK173458B1 (da) * 1998-12-14 2000-11-27 Danmarks Og Groenlands Geol Un Separeringsrobust, selvnivellerende, selvkomprimerende beton med 'High Performance' egenskaber

Also Published As

Publication number Publication date
KR960703093A (ko) 1996-06-19
NO955033D0 (no) 1995-12-12
FI97291B (fi) 1996-08-15
FI932798L (fi) 1994-12-18
DE69415526T2 (de) 1999-05-20
NO312158B1 (no) 2002-04-02
CA2165168C (en) 2002-05-28
NO955033L (no) 1996-02-16
EP0703874A1 (en) 1996-04-03
FI932798A0 (fi) 1993-06-17
FI97291C (fi) 1996-11-25
US5674402A (en) 1997-10-07
JP3192427B2 (ja) 2001-07-30
JPH09503693A (ja) 1997-04-15
DE69415526D1 (de) 1999-02-04
CA2165168A1 (en) 1995-01-05
WO1995000446A1 (en) 1995-01-05
KR100216012B1 (ko) 1999-08-16
EP0703874B1 (en) 1998-12-23

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