SE9604802L - Förfarande för behandling av cellulosafibrer - Google Patents

Förfarande för behandling av cellulosafibrer

Info

Publication number
SE9604802L
SE9604802L SE9604802A SE9604802A SE9604802L SE 9604802 L SE9604802 L SE 9604802L SE 9604802 A SE9604802 A SE 9604802A SE 9604802 A SE9604802 A SE 9604802A SE 9604802 L SE9604802 L SE 9604802L
Authority
SE
Sweden
Prior art keywords
pulp
bleaching
part flow
cellulose fibers
residue liquid
Prior art date
Application number
SE9604802A
Other languages
Unknown language ( )
English (en)
Swedish (sv)
Other versions
SE9604802D0 (sv
Inventor
Monica Bokstroem
Peter Hardmeier
Bjoern Jansson
Martin Peterson
Anna Tigerstroem
Original Assignee
Aga 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 Aga Ab filed Critical Aga Ab
Priority to SE9604802A priority Critical patent/SE9604802L/
Publication of SE9604802D0 publication Critical patent/SE9604802D0/xx
Priority to EP97952166A priority patent/EP0950136B1/de
Priority to AT97952166T priority patent/ATE267288T1/de
Priority to BR9714440A priority patent/BR9714440A/pt
Priority to PCT/SE1997/002214 priority patent/WO1998029598A1/en
Priority to AU55825/98A priority patent/AU5582598A/en
Priority to DE69729215T priority patent/DE69729215T2/de
Priority to JP52992698A priority patent/JP2001519858A/ja
Priority to CA002275710A priority patent/CA2275710C/en
Publication of SE9604802L publication Critical patent/SE9604802L/
Priority to NO19993120A priority patent/NO325725B1/no

Links

Classifications

    • 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
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/10—Bleaching ; Apparatus therefor
    • D21C9/1026—Other features in bleaching processes
    • 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)
    • D21C11/0028—Effluents derived from the washing or bleaching plants
    • 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
    • D21C11/0057—Oxidation of liquors, e.g. in order to reduce the losses of sulfur compounds, followed by evaporation or combustion if the liquor in question is a black liquor

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Coloring Foods And Improving Nutritive Qualities (AREA)
SE9604802A 1996-12-27 1996-12-27 Förfarande för behandling av cellulosafibrer SE9604802L (sv)

Priority Applications (10)

Application Number Priority Date Filing Date Title
SE9604802A SE9604802L (sv) 1996-12-27 1996-12-27 Förfarande för behandling av cellulosafibrer
CA002275710A CA2275710C (en) 1996-12-27 1997-12-23 Treatment of bleach plant filtrates with oxygen
PCT/SE1997/002214 WO1998029598A1 (en) 1996-12-27 1997-12-23 Treatment of bleach plant filtrates with oxygen
AT97952166T ATE267288T1 (de) 1996-12-27 1997-12-23 Sauerstoffbehandlung von filtraten aus einer bleichanlage
BR9714440A BR9714440A (pt) 1996-12-27 1997-12-23 Tratamento de filtrados de planta alvejados com oxigênio
EP97952166A EP0950136B1 (de) 1996-12-27 1997-12-23 Sauerstoffbehandlung von filtraten aus einer bleichanlage
AU55825/98A AU5582598A (en) 1996-12-27 1997-12-23 Treatment of bleach plant filtrates with oxygen
DE69729215T DE69729215T2 (de) 1996-12-27 1997-12-23 Sauerstoffbehandlung von filtraten aus einer bleichanlage
JP52992698A JP2001519858A (ja) 1996-12-27 1997-12-23 酸素による漂白プラントの濾液の処理
NO19993120A NO325725B1 (no) 1996-12-27 1999-06-23 Fremgangsmate ved behandling av filtrater fra blekerier med oksygen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9604802A SE9604802L (sv) 1996-12-27 1996-12-27 Förfarande för behandling av cellulosafibrer

Publications (2)

Publication Number Publication Date
SE9604802D0 SE9604802D0 (sv) 1996-12-27
SE9604802L true SE9604802L (sv) 1998-06-28

Family

ID=20405154

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9604802A SE9604802L (sv) 1996-12-27 1996-12-27 Förfarande för behandling av cellulosafibrer

Country Status (10)

Country Link
EP (1) EP0950136B1 (de)
JP (1) JP2001519858A (de)
AT (1) ATE267288T1 (de)
AU (1) AU5582598A (de)
BR (1) BR9714440A (de)
CA (1) CA2275710C (de)
DE (1) DE69729215T2 (de)
NO (1) NO325725B1 (de)
SE (1) SE9604802L (de)
WO (1) WO1998029598A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE522161C2 (sv) * 1999-06-17 2004-01-20 Kvaerner Pulping Tech Förfarande och anordning för syrgasdelignifiering med förbättrad kappareduktion
FI117391B (fi) 2000-05-16 2006-09-29 Andritz Oy Menetelmä ja laitteisto massan käsittelemiseksi
FI20065494A0 (fi) * 2006-07-14 2006-07-14 Linde Ag Menetelmä suodoksen käsittelemiseksi hapella ja hapen käyttö suodoksen haitallisten komponenttien vähentämiseksi
FI126551B (fi) * 2009-11-25 2017-02-15 Andritz Oy Menetelmä nestevirtojen käsittelemiseksi sellutehtaalla
WO2015197917A1 (en) * 2014-06-23 2015-12-30 Metsä Fibre Oy Method of delignifying fibrous suspensions of alkaline cooking

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0564443A1 (de) * 1992-03-15 1993-10-06 Kamyr, Inc. Behandlung von Bleichabwässern
US5509999A (en) * 1993-03-24 1996-04-23 Kamyr, Inc. Treatment of bleach plant effluents

Also Published As

Publication number Publication date
DE69729215T2 (de) 2005-05-25
EP0950136A1 (de) 1999-10-20
ATE267288T1 (de) 2004-06-15
NO993120D0 (no) 1999-06-23
DE69729215D1 (de) 2004-06-24
EP0950136B1 (de) 2004-05-19
SE9604802D0 (sv) 1996-12-27
AU5582598A (en) 1998-07-31
NO325725B1 (no) 2008-07-07
NO993120L (no) 1999-08-25
JP2001519858A (ja) 2001-10-23
CA2275710C (en) 2006-03-14
BR9714440A (pt) 2000-03-21
WO1998029598A1 (en) 1998-07-09
CA2275710A1 (en) 1998-07-09

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