DE69618685D1 - Ein Verfahren zur Behandlung von Flüssigkeiten bei der Herstellung von Pulpe - Google Patents

Ein Verfahren zur Behandlung von Flüssigkeiten bei der Herstellung von Pulpe

Info

Publication number
DE69618685D1
DE69618685D1 DE69618685T DE69618685T DE69618685D1 DE 69618685 D1 DE69618685 D1 DE 69618685D1 DE 69618685 T DE69618685 T DE 69618685T DE 69618685 T DE69618685 T DE 69618685T DE 69618685 D1 DE69618685 D1 DE 69618685D1
Authority
DE
Germany
Prior art keywords
effluent
purified
compartment
cell
pulp
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
DE69618685T
Other languages
English (en)
Inventor
Johan Landfors
Christin Persson
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 DE69618685D1 publication Critical patent/DE69618685D1/de
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
    • 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
    • D21C11/0021—Introduction of various effluents, e.g. waste waters, into the pulping, recovery and regeneration cycle (closed-cycle)
    • 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
    • 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
    • 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

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)
  • Paper (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Chemical Treatment Of Metals (AREA)
  • Mechanical Treatment Of Semiconductor (AREA)
  • Treatment Of Water By Ion Exchange (AREA)
DE69618685T 1995-02-27 1996-02-13 Ein Verfahren zur Behandlung von Flüssigkeiten bei der Herstellung von Pulpe Expired - Lifetime DE69618685D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9500732A SE9500732L (sv) 1995-02-27 1995-02-27 Förfarande för behandling av vätskor

Publications (1)

Publication Number Publication Date
DE69618685D1 true DE69618685D1 (de) 2002-03-14

Family

ID=20397390

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69618685T Expired - Lifetime DE69618685D1 (de) 1995-02-27 1996-02-13 Ein Verfahren zur Behandlung von Flüssigkeiten bei der Herstellung von Pulpe

Country Status (13)

Country Link
EP (1) EP0728863B1 (de)
JP (1) JPH08243358A (de)
CN (1) CN1143050A (de)
AT (1) ATE212392T1 (de)
AU (1) AU671945B1 (de)
BR (1) BR9600828A (de)
CA (1) CA2170096C (de)
DE (1) DE69618685D1 (de)
FI (1) FI960833A (de)
NO (1) NO960770L (de)
NZ (1) NZ286034A (de)
SE (1) SE9500732L (de)
ZA (1) ZA961557B (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE507505C2 (sv) * 1996-10-04 1998-06-15 Sunds Defibrator Ind Ab Blekning av pappersmassa varvid en avskild vätskefas oxideras för inaktivering av komplexbundna metalljoner
EA201390685A1 (ru) * 2010-11-12 2013-10-30 Сименс Пте. Лтд. Распределитель потоков для электрохимического разделения
US9447540B2 (en) * 2011-05-13 2016-09-20 Stora Enso Oyj Process for treating microfibrillated cellulose and microfibrillated cellulose treated according to the process
CN104556495B (zh) * 2013-10-23 2017-03-01 中国石油化工股份有限公司 1,3‑丙二醇发酵液脱盐树脂再生废液的处理方法
SE539887C2 (en) * 2014-10-03 2018-01-02 Stora Enso Oyj A method to purify lignin from Sulfur by using an electric field

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
DE3929137C1 (de) * 1989-09-01 1991-02-28 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung Ev, 8000 Muenchen, De
SE9301161L (sv) * 1993-04-07 1994-10-08 Sunds Defibrator Ind Ab Förfarande för behandling av processvatten
SE9303766L (sv) * 1993-11-15 1995-05-16 Eka Nobel Ab Förfarande för rening och återföring i kretslopp av lösningar
CA2201117A1 (en) * 1994-10-05 1996-04-18 Johan Landfors A process for treatment of effluents from a pulp producing plant

Also Published As

Publication number Publication date
SE9500732L (sv) 1996-08-28
CN1143050A (zh) 1997-02-19
NZ286034A (en) 1996-10-28
NO960770D0 (no) 1996-02-26
FI960833A0 (fi) 1996-02-23
NO960770L (no) 1996-08-28
CA2170096C (en) 2001-04-17
CA2170096A1 (en) 1996-08-28
JPH08243358A (ja) 1996-09-24
ZA961557B (en) 1996-09-02
EP0728863B1 (de) 2002-01-23
FI960833A (fi) 1996-08-28
SE9500732D0 (sv) 1995-02-27
ATE212392T1 (de) 2002-02-15
EP0728863A3 (de) 1998-03-04
BR9600828A (pt) 1997-12-23
EP0728863A2 (de) 1996-08-28
AU671945B1 (en) 1996-09-12

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Legal Events

Date Code Title Description
8332 No legal effect for de