FI20096243A0 - Förfarande för behandling av vätskeströmmar i en cellulosafabrik - Google Patents

Förfarande för behandling av vätskeströmmar i en cellulosafabrik

Info

Publication number
FI20096243A0
FI20096243A0 FI20096243A FI20096243A FI20096243A0 FI 20096243 A0 FI20096243 A0 FI 20096243A0 FI 20096243 A FI20096243 A FI 20096243A FI 20096243 A FI20096243 A FI 20096243A FI 20096243 A0 FI20096243 A0 FI 20096243A0
Authority
FI
Finland
Prior art keywords
treating liquid
liquid streams
cellulose plant
cellulose
plant
Prior art date
Application number
FI20096243A
Other languages
English (en)
Finnish (fi)
Other versions
FI126551B (sv
FI20096243A (sv
Inventor
Janne Vehmaa
Olavi Pikka
Pekka Tervola
Original Assignee
Andritz 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=41395289&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=FI20096243(A0) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Andritz Oy filed Critical Andritz Oy
Priority to FI20096243A priority Critical patent/FI126551B/sv
Publication of FI20096243A0 publication Critical patent/FI20096243A0/sv
Priority to AU2010323001A priority patent/AU2010323001B2/en
Priority to PCT/FI2010/050943 priority patent/WO2011064447A1/en
Priority to SE1250617A priority patent/SE537408C2/sv
Priority to BR112012012493-5A priority patent/BR112012012493B1/pt
Priority to US13/512,220 priority patent/US8815053B2/en
Priority to CN201080053419.3A priority patent/CN102666976B/zh
Publication of FI20096243A publication Critical patent/FI20096243A/sv
Priority to ZA2012/03463A priority patent/ZA201203463B/en
Priority to CL2012001343A priority patent/CL2012001343A1/es
Publication of FI126551B publication Critical patent/FI126551B/sv
Application granted granted Critical

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
    • 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
    • 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
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/02—Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate 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
    • 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
    • D21C9/02—Washing ; Displacing cooking or pulp-treating liquors contained in the pulp by fluids, e.g. wash water or other pulp-treating agents
    • 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
    • D21C9/08—Removal of fats, resins, pitch or waxes; Chemical or physical purification, i.e. refining, of crude cellulose by removing non-cellulosic contaminants, optionally combined with bleaching
    • D21C9/083—Removal of fats, resins, pitch or waxes; Chemical or physical purification, i.e. refining, of crude cellulose by removing non-cellulosic contaminants, optionally combined with bleaching with inorganic compounds
    • 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
    • D21C9/1057—Multistage, with compounds cited in more than one sub-group D21C9/10, D21C9/12, D21C9/16
    • 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
    • D21C9/12—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds
    • D21C9/14—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds with ClO2 or chlorites
    • D21C9/144—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds with ClO2 or chlorites with ClO2/Cl2 and other bleaching agents in a multistage process
    • 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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Paper (AREA)
  • Coloring Foods And Improving Nutritive Qualities (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)
  • Biological Treatment Of Waste Water (AREA)
FI20096243A 2009-11-25 2009-11-25 Förfarande för behandling av vätskeströmmar i en cellulosafabrik FI126551B (sv)

Priority Applications (9)

Application Number Priority Date Filing Date Title
FI20096243A FI126551B (sv) 2009-11-25 2009-11-25 Förfarande för behandling av vätskeströmmar i en cellulosafabrik
CN201080053419.3A CN102666976B (zh) 2009-11-25 2010-11-22 在化学纸浆厂处理液体流的方法
SE1250617A SE537408C2 (sv) 2009-11-25 2010-11-22 Metod för behandling av vätskeströmmar vid ett bruk för kemisk massa
PCT/FI2010/050943 WO2011064447A1 (en) 2009-11-25 2010-11-22 Method of treating liquid flows at a chemical pulp mill
AU2010323001A AU2010323001B2 (en) 2009-11-25 2010-11-22 Method of treating liquid flows at a chemical pulp mill
BR112012012493-5A BR112012012493B1 (pt) 2009-11-25 2010-11-22 método para o tratamento de fluxos de líquido em uma fábrica de pasta química
US13/512,220 US8815053B2 (en) 2009-11-25 2010-11-22 Method of treating liquid flows at a chemical pulp mill
ZA2012/03463A ZA201203463B (en) 2009-11-25 2012-05-11 Method of treating liquid flows at a chemical pulp mill
CL2012001343A CL2012001343A1 (es) 2009-11-25 2012-05-24 Método para tratar y utilizar corrientes liquidas en una planta de pulpa química, que comprende someter el efluente a al menos un tratamiento biológico para obtener un efluente purificado con color de 200 mg/l (pt) o mas y un valor cod superior a 150 mg/l, y recircularlo entre la primera y ultima etapas de la secuencia de blanqueo.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI20096243A FI126551B (sv) 2009-11-25 2009-11-25 Förfarande för behandling av vätskeströmmar i en cellulosafabrik

Publications (3)

Publication Number Publication Date
FI20096243A0 true FI20096243A0 (sv) 2009-11-25
FI20096243A FI20096243A (sv) 2011-05-26
FI126551B FI126551B (sv) 2017-02-15

Family

ID=41395289

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20096243A FI126551B (sv) 2009-11-25 2009-11-25 Förfarande för behandling av vätskeströmmar i en cellulosafabrik

Country Status (9)

Country Link
US (1) US8815053B2 (sv)
CN (1) CN102666976B (sv)
AU (1) AU2010323001B2 (sv)
BR (1) BR112012012493B1 (sv)
CL (1) CL2012001343A1 (sv)
FI (1) FI126551B (sv)
SE (1) SE537408C2 (sv)
WO (1) WO2011064447A1 (sv)
ZA (1) ZA201203463B (sv)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011119423A2 (en) 2010-03-23 2011-09-29 International Paper Company Improved bctmp filtrate recycling system and method
FI128111B (sv) * 2012-11-09 2019-10-15 Upm Kymmene Corp Förfarande och anordning för behandling av vätskeströmmar i en cellulosafabrik
CN103266520B (zh) * 2013-05-14 2016-02-10 昆明理工大学 一种漂白草浆的制备方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE395920B (sv) 1975-12-19 1977-08-29 Uddeholms Ab Sett vid blekning och tvettning v cellulosamassa
AU619580B2 (en) * 1988-08-23 1992-01-30 Sappi Limited Elimination of bleach effluents
FI85293C (sv) * 1990-05-04 1992-03-25 Poeyry Jaakko & Co Oy Förfarande för rening och återföring av cellulosafabrikers blekeriavva tten
US5380402A (en) * 1992-07-30 1995-01-10 Kamyr, Inc. Reducing pulp mill liquid discharge
AUPM452794A0 (en) * 1994-03-17 1994-04-14 Amcor Limited Waste water recovery system
SE9604802L (sv) 1996-12-27 1998-06-28 Aga Ab Förfarande för behandling av cellulosafibrer
FI117391B (sv) * 2000-05-16 2006-09-29 Andritz Oy Förfarande och anordning för behandling av massa
FI20080298L (sv) * 2007-06-15 2009-10-22 Andritz Oy Förfarande för behandling och användning av vätskeströmmar i en cellulosafabrik
FI122812B (sv) * 2007-06-15 2012-07-13 Andritz Oy Förfarande för behandling av vätskeströmmar i en cellulosafabrik
FI122241B (sv) * 2007-06-15 2011-10-31 Andritz Oy Förfarande i samband med massatvättning på en massafabrik

Also Published As

Publication number Publication date
CN102666976A (zh) 2012-09-12
AU2010323001B2 (en) 2014-09-11
CN102666976B (zh) 2015-09-02
BR112012012493A8 (pt) 2016-10-04
CL2012001343A1 (es) 2012-08-31
FI126551B (sv) 2017-02-15
AU2010323001A1 (en) 2012-05-24
FI20096243A (sv) 2011-05-26
US20120279669A1 (en) 2012-11-08
BR112012012493A2 (pt) 2016-04-12
ZA201203463B (en) 2013-01-31
WO2011064447A1 (en) 2011-06-03
BR112012012493B1 (pt) 2020-10-20
SE1250617A1 (sv) 2012-06-13
US8815053B2 (en) 2014-08-26
SE537408C2 (sv) 2015-04-21

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