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
- electrodialysis
- evaporation
- feed solution
- recirculation
- 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
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)
- General Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Molecular Biology (AREA)
- Electrochemistry (AREA)
- Urology & Nephrology (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (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)
- Water Treatment By Sorption (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (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).
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)
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 |
US20130313199A1 (en) * | 2012-05-23 | 2013-11-28 | High Sierra Energy, LP | System and method for treatment of produced waters |
US9719179B2 (en) * | 2012-05-23 | 2017-08-01 | High Sierra Energy, LP | System and method for treatment of produced waters |
PL2977511T3 (pl) * | 2013-03-21 | 2020-07-13 | Japan Tobacco Inc. | Sposób wytwarzania ługu czarnego i sposób wytwarzania cieczy zawierającej składnik aromatyzujący |
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 |
US20220204377A1 (en) * | 2019-05-09 | 2022-06-30 | Investigaciones Forestales Bioforest S.A. | Method for recovering water and chemicals from plants for treating effluents from pulp and paper factories |
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 |
CN113233685A (zh) * | 2021-05-27 | 2021-08-10 | 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)
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 |
FI893844A (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 |
-
1993
- 1993-11-15 SE SE9303766A patent/SE9303766L/xx not_active Application Discontinuation
-
1994
- 1994-02-02 US US08/190,534 patent/US5547542A/en not_active Expired - Lifetime
- 1994-10-26 ES ES94203102T patent/ES2102141T3/es not_active Expired - Lifetime
- 1994-10-26 AT AT94203102T patent/ATE150499T1/de active
- 1994-10-26 EP EP94203102A patent/EP0653511B1/en not_active Expired - Lifetime
- 1994-10-26 DE DE69402154T patent/DE69402154T2/de not_active Expired - Lifetime
- 1994-11-09 BR BR9404401A patent/BR9404401A/pt not_active IP Right Cessation
- 1994-11-09 ZA ZA948870A patent/ZA948870B/xx unknown
- 1994-11-11 FI FI945320A patent/FI113638B/fi not_active IP Right Cessation
- 1994-11-14 CA CA002135726A patent/CA2135726C/en not_active Expired - Fee Related
- 1994-11-15 NO NO944355A patent/NO302488B1/no not_active IP Right Cessation
- 1994-11-15 JP JP6304205A patent/JP2968694B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
NO302488B1 (no) | 1998-03-09 |
SE9303766D0 (sv) | 1993-11-15 |
ZA948870B (en) | 1995-07-14 |
FI113638B (fi) | 2004-05-31 |
DE69402154T2 (de) | 1997-10-16 |
BR9404401A (pt) | 1995-07-11 |
EP0653511B1 (en) | 1997-03-19 |
JPH07189155A (ja) | 1995-07-25 |
FI945320A (fi) | 1995-05-16 |
FI945320A0 (fi) | 1994-11-11 |
ATE150499T1 (de) | 1997-04-15 |
NO944355L (no) | 1995-05-16 |
DE69402154D1 (de) | 1997-04-24 |
JP2968694B2 (ja) | 1999-10-25 |
CA2135726C (en) | 2000-08-01 |
NO944355D0 (no) | 1994-11-15 |
EP0653511A1 (en) | 1995-05-17 |
SE9303766L (sv) | 1995-05-16 |
US5547542A (en) | 1996-08-20 |
CA2135726A1 (en) | 1995-05-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG2A | Definitive protection |
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