ES2102141T3 - Procedimiento para purificacion y recirculacion de soluciones. - Google Patents

Procedimiento para purificacion y recirculacion de soluciones.

Info

Publication number
ES2102141T3
ES2102141T3 ES94203102T ES94203102T ES2102141T3 ES 2102141 T3 ES2102141 T3 ES 2102141T3 ES 94203102 T ES94203102 T ES 94203102T ES 94203102 T ES94203102 T ES 94203102T ES 2102141 T3 ES2102141 T3 ES 2102141T3
Authority
ES
Spain
Prior art keywords
concentrate
treatment
evaporation
recirculation
feeding solution
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
ES94203102T
Other languages
English (en)
Inventor
Johan Landfors
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.)
Nouryon Pulp and Performance Chemicals AB
Original Assignee
Eka Chemicals AB
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 Eka Chemicals AB filed Critical Eka Chemicals AB
Application granted granted Critical
Publication of ES2102141T3 publication Critical patent/ES2102141T3/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
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/469—Treatment of water, waste water, or sewage by electrochemical methods by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis
    • C02F1/4693—Treatment of water, waste water, or sewage by electrochemical methods by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis electrodialysis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/42—Electrodialysis; Electro-osmosis ; Electro-ultrafiltration; Membrane capacitive deionization
    • B01D61/44—Ion-selective electrodialysis
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/0042—Fractionating or concentration of spent liquors by special methods
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00—Apparatus for treatment of water, waste water or sewage
    • C02F2201/46—Apparatus for electrochemical processes
    • C02F2201/461—Electrolysis apparatus
    • C02F2201/46105—Details relating to the electrolytic devices
    • C02F2201/46115—Electrolytic cell with membranes or diaphragms
    • 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
    • Y10S162/00—Paper making and fiber liberation
    • Y10S162/08—Chlorine-containing liquid regeneration

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Urology & Nephrology (AREA)
  • Hydrology & Water Resources (AREA)
  • Electrochemistry (AREA)
  • Molecular Biology (AREA)
  • Analytical Chemistry (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)
  • Heat Treatment Of Water, Waste Water Or Sewage (AREA)
  • Saccharide Compounds (AREA)
  • Paper (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Water Treatment By Sorption (AREA)

Abstract

UN PROCESO PARA EL TRATAMIENTO DE UNA SOLUCION DE ALIMENTACION ACUOSA POCO CONCENTRADA QUE CONTIENE AL MENOS UN CHORRO DE TRATAMIENTO ACUOSO PROCEDENTE DE UNA FABRICA DE PASTA, QUE CONSISTE EN CONCENTRAR LA SOLUCION DE ALIMENTACION MEDIANTE EVAPORACION PARA FORMAR UN CONCENTRADO POR EVAPORACION Y SOMETER AL MENOS PARTE DE DICHO CONCENTRADO A UN PRIMER TRATAMIENTO DE ELECTRODIALISIS PARA FORMAR UN PRIMER CONCENTRADO POR ELECTRODIALISIS QUE CONTENGA LA SAL RETIRADA DEL CONCENTRADO POR EVAPORACION Y AL MENOS UN DILUYENTE REDUCIDO EN DICHA SAL. UNA INSTALACION PARA LLEVAR A CABO EL PROCESO SEGUN CUALQUIERA DE LAS REIVINDICACIONES PRECEDENTES QUE CONTIENE UN DISPOSITIVO EVAPORADOR (1) CON UN ORIFICIO DE SALIDA CONECTADO AL ORIFICIO DE ENTRADA DE UN DISPOSITIVO DE CONCENTRACION POR ELECTRODIALISIS (15) Y DISPUESTO OPCIONALMENTE EN LA TRAYECTORIA DE FLUJO DEL LIQUIDO ENTRE MEDIAS UN DISPOSITIVO DE PRECIPITACION (5) Y/O UN DISPOSITIVO DE SEPARACION (9).
ES94203102T 1993-11-15 1994-10-26 Procedimiento para purificacion y recirculacion de soluciones. Expired - Lifetime ES2102141T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9303766A SE9303766L (sv) 1993-11-15 1993-11-15 Förfarande för rening och återföring i kretslopp av lösningar

Publications (1)

Publication Number Publication Date
ES2102141T3 true ES2102141T3 (es) 1997-07-16

Family

ID=20391751

Family Applications (1)

Application Number Title Priority Date Filing Date
ES94203102T Expired - Lifetime ES2102141T3 (es) 1993-11-15 1994-10-26 Procedimiento para purificacion y recirculacion de soluciones.

Country Status (12)

Country Link
US (1) US5547542A (es)
EP (1) EP0653511B1 (es)
JP (1) JP2968694B2 (es)
AT (1) ATE150499T1 (es)
BR (1) BR9404401A (es)
CA (1) CA2135726C (es)
DE (1) DE69402154T2 (es)
ES (1) ES2102141T3 (es)
FI (1) FI113638B (es)
NO (1) NO302488B1 (es)
SE (1) SE9303766L (es)
ZA (1) ZA948870B (es)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5792315A (en) * 1995-02-27 1998-08-11 Eka Chemicals Ab Purifying aqueous effluent from a pulp mill using electro chemical membrane device
SE9500732L (sv) * 1995-02-27 1996-08-28 Eka Chemicals Ab Förfarande för behandling av vätskor
US5961803A (en) * 1995-07-12 1999-10-05 Eka Chemicals Ab Leaching process
EP0863113A1 (en) 1997-03-07 1998-09-09 Akzo Nobel N.V. Process for treating wastewater
JP2003251355A (ja) * 2001-12-28 2003-09-09 Omega:Kk 用水等の浄化殺菌方法と其の装置
GB0321579D0 (en) * 2003-09-15 2003-10-15 Boc Group Plc Treatment of aqueous chemical waste
CN105833728A (zh) * 2008-09-08 2016-08-10 嘉士伯有限公司 控制液态组合物的pH和靶标离子水平的方法
DE102009036080A1 (de) * 2009-08-04 2011-02-17 Siemens Aktiengesellschaft Verfahren zum Abbau von organischen Schadstoffen in industriellem Abwasser und zugehörige Anlage
DE102010035171A1 (de) * 2010-08-23 2012-02-23 Siemens Aktiengesellschaft Abwasseraufbereitung in einer Papierfarik
WO2012062353A1 (de) * 2010-11-09 2012-05-18 Voith Patent Gmbh Verfahren zur nutzung von bei der erzeugung lignozellulosischer faserstoffe anfallendem abwasser
US9228243B2 (en) * 2011-08-24 2016-01-05 Red Shield Acquistion, LLC System and method for conditioning a hardwood pulp liquid hydrolysate
US9719179B2 (en) * 2012-05-23 2017-08-01 High Sierra Energy, LP System and method for treatment of produced waters
US20130313199A1 (en) * 2012-05-23 2013-11-28 High Sierra Energy, LP System and method for treatment of produced waters
MY170535A (en) * 2013-03-21 2019-08-15 Japan Tobacco Inc Method for preparing black liquor and method for preparing flavor component-containing liquid
US11154087B2 (en) 2016-02-02 2021-10-26 R.J. Reynolds Tobacco Company Method for preparing flavorful compounds isolated from black liquor and products incorporating the flavorful compounds
JP2022534667A (ja) * 2019-05-09 2022-08-03 インベスティガシオネス・フォレスタレス・ビオフォレスト・エス・アー 紙パルプ工場からの廃水を処理するため、施設からの水および化学物質を回収するための方法
CN110357251B (zh) * 2019-06-21 2021-07-13 江苏南大环保科技有限公司 一种用于反硝化的复合碳源、制备方法及应用
CN110527752B (zh) * 2019-08-06 2021-07-30 四川雅华生物有限公司 一种半纤维素水解液的电渗析分离工艺
CN113233685B (zh) * 2021-05-27 2025-01-14 华电水务工程有限公司 一种利用分离阴离子处理黑液废水的系统及其方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3986951A (en) * 1975-11-18 1976-10-19 Champion International Corporation Chlorine-based bleachery effluent treatment
JPS5522051A (en) * 1978-08-02 1980-02-16 Tokuyama Soda Kk Desalting method
JPS6058230A (ja) * 1983-09-09 1985-04-04 Babcock Hitachi Kk 排煙脱硫方法および装置
US5139632A (en) * 1985-05-03 1992-08-18 Allied-Signal Inc. Recovery of mixed acids from mixed salts
JPS6366960A (ja) * 1986-09-08 1988-03-25 Mitsubishi Chem Ind Ltd Ｉｃリ−ドフレ−ムの積付け装置
FI893844A7 (fi) * 1988-08-23 1990-02-24 Sappi Ltd Eliminering av blekningsavloppsvaetskor.
WO1990012637A2 (en) * 1989-03-15 1990-11-01 Pulp And Paper Research Institute Of Canada Electrodialytic water splitting process for the treatment of aqueous electrolytes
CA1335976C (en) * 1989-05-31 1995-06-20 Mahmoud Kamran Azarniouch Recovery of naoh and other values from spent liquors and bleach plant effluents
US4995983A (en) * 1990-03-21 1991-02-26 Macmillan Bloedel Limited Membrane separation process
US5122240A (en) * 1990-06-08 1992-06-16 Tenneco Canada Inc. Electrochemical processing of aqueous solutions
JPH0558601A (ja) * 1991-08-30 1993-03-09 Tokuyama Soda Co Ltd 硫酸塩の再生方法

Also Published As

Publication number Publication date
NO302488B1 (no) 1998-03-09
EP0653511A1 (en) 1995-05-17
JPH07189155A (ja) 1995-07-25
EP0653511B1 (en) 1997-03-19
ATE150499T1 (de) 1997-04-15
BR9404401A (pt) 1995-07-11
FI945320A0 (fi) 1994-11-11
SE9303766D0 (sv) 1993-11-15
CA2135726A1 (en) 1995-05-16
DE69402154D1 (de) 1997-04-24
ZA948870B (en) 1995-07-14
FI945320A7 (fi) 1995-05-16
CA2135726C (en) 2000-08-01
SE9303766L (sv) 1995-05-16
DE69402154T2 (de) 1997-10-16
JP2968694B2 (ja) 1999-10-25
NO944355D0 (no) 1994-11-15
US5547542A (en) 1996-08-20
FI113638B (fi) 2004-05-31
NO944355L (no) 1995-05-16

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