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UY31154A1 - Metodo para tratar y utilizar flujos liquidos en una fabrica de pulpa - Google Patents

Metodo para tratar y utilizar flujos liquidos en una fabrica de pulpa

Info

Publication number
UY31154A1
UY31154A1 UY31154A UY31154A UY31154A1 UY 31154 A1 UY31154 A1 UY 31154A1 UY 31154 A UY31154 A UY 31154A UY 31154 A UY31154 A UY 31154A UY 31154 A1 UY31154 A1 UY 31154A1
Authority
UY
Uruguay
Prior art keywords
pulp
treat
liquid flows
use liquid
bleaching
Prior art date
Application number
UY31154A
Other languages
English (en)
Inventor
Pekka Tervola
Olavi Pikka
Vehmaa Janne
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
Priority claimed from FI20070477A external-priority patent/FI122812B/fi
Priority claimed from FI20080144A external-priority patent/FI122241B/fi
Priority claimed from FI20080145A external-priority patent/FI122246B/fi
Priority claimed from FI20080297A external-priority patent/FI20080297A0/fi
Application filed by Andritz Oy filed Critical Andritz Oy
Publication of UY31154A1 publication Critical patent/UY31154A1/es

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
    • 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
    • D21C9/10—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
    • 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
    • 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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Paper (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)

Abstract

Un método para tratar flujos líquidos en una fabrica de pulpa química, que comprende al menos un proceso de digestión alcalina de la pulpa, el tratamiento del lavado de pulpa marrón generado en la digestión, una planta de blanqueo de pulpa donde se usa un blanqueo ECF y donde se forman efluentes que contienen cloruro, una planta de purificación de efluentes para tratar los efluentes de la planta de blanqueo y otros tipos de agua de desecho generados en las fabricas de pulpa.
UY31154A 2007-06-15 2008-06-13 Metodo para tratar y utilizar flujos liquidos en una fabrica de pulpa UY31154A1 (es)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
FI20070477A FI122812B (fi) 2007-06-15 2007-06-15 Menetelmä nestevirtojen käsittelemiseksi sellutehtaalla
FI20080144A FI122241B (fi) 2007-06-15 2008-02-22 Menetelmä massan pesun yhteydessä sellutehtaalla
FI20080145A FI122246B (fi) 2007-06-15 2008-02-22 Menetelmä massan käsittelemiseksi sellutehtaalla
FI20080297A FI20080297A0 (fi) 2008-04-18 2008-04-18 Menetelmä nestevirtojen käsittelemiseksi ja käyttämiseksi sellutehtaalla
FI20080298A FI20080298L (fi) 2007-06-15 2008-04-21 Menetelmä nestevirtojen käsittelemiseksi ja käyttämiseksi sellutehtaalla

Publications (1)

Publication Number Publication Date
UY31154A1 true UY31154A1 (es) 2009-01-30

Family

ID=39385866

Family Applications (1)

Application Number Title Priority Date Filing Date
UY31154A UY31154A1 (es) 2007-06-15 2008-06-13 Metodo para tratar y utilizar flujos liquidos en una fabrica de pulpa

Country Status (7)

Country Link
US (1) US8632657B2 (es)
CN (1) CN101680174B (es)
BR (1) BRPI0813910B1 (es)
CL (1) CL2008001757A1 (es)
FI (1) FI20080298L (es)
UY (1) UY31154A1 (es)
WO (1) WO2008152186A2 (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI126551B (fi) * 2009-11-25 2017-02-15 Andritz Oy Menetelmä nestevirtojen käsittelemiseksi sellutehtaalla
FI129114B (en) * 2012-03-12 2021-07-15 Upm Kymmene Corp Method and device for treating liquid streams in a cellulose factory
FI127290B (en) * 2012-11-12 2018-03-15 Upm Kymmene Corp Method and apparatus for treating fluid streams in a cellulose plant
CN103572633B (zh) * 2013-11-13 2015-07-15 广西大学 一种二氧化氯漂白方法
CN104928965B (zh) * 2015-05-08 2017-08-25 白博 一种全棉秸秆化机浆制浆废液的零排放工艺
SE542676C2 (en) 2017-11-29 2020-06-23 Axolot Solutions Ab Method for washer pulp where the wash filter is purified and re-circulated

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1242306A (en) * 1984-07-30 1988-09-27 Tenneco Canada Inc. Acid recovery in chlorine dioxide generation
US5126009A (en) * 1986-05-30 1992-06-30 Pulp And Paper Research Institute Of Canada Process for decreasing the charge of chemical required in a chlorine bleaching extraction stage
AU619580B2 (en) * 1988-08-23 1992-01-30 Sappi Limited Elimination of bleach effluents
SE9001547L (sv) * 1990-04-30 1991-10-31 Sunds Defibrator Ind Ab Blekningav kemisk massa
US5374333A (en) * 1992-07-30 1994-12-20 Kamyr, Inc. Method for minimizing pulp mill effluents
US5302246A (en) * 1992-07-30 1994-04-12 Kamyr, Inc. Method of managing liquid steams in a pulp mill
AUPM452794A0 (en) * 1994-03-17 1994-04-14 Amcor Limited Waste water recovery system
US6569284B1 (en) * 1996-09-24 2003-05-27 International Paper Company Elemental-chlorine-free bleaching process having an initial Eo or Eop stage
US5792441A (en) * 1996-10-11 1998-08-11 Pulp And Paper Research Institute Of Canada Fixed-resin bed technologies for the treatment of the chlorine dioxide generator effluent and feeds stream
US6346166B1 (en) * 1999-06-14 2002-02-12 Andritz-Ahlstrom Inc. Flash tank steam economy improvement
CN1247248A (zh) 1999-07-29 2000-03-15 曹大平 废水全循环无污染制浆造纸工艺
JP2001115382A (ja) 1999-10-14 2001-04-24 Nippon Paper Industries Co Ltd 漂白クラフトパルプの製造方法
CN100557123C (zh) 2004-03-09 2009-11-04 徐守才 碱性亚硫酸钠法草浆的少氯漂白及中段水全封闭回用技术
CN100402448C (zh) * 2006-09-27 2008-07-16 山东贵和显星纸业股份有限公司 制浆造纸废水的净化处理方法

Also Published As

Publication number Publication date
FI20080298L (fi) 2009-10-22
CL2008001757A1 (es) 2008-12-26
WO2008152186A3 (en) 2009-02-26
CN101680174A (zh) 2010-03-24
BRPI0813910B1 (pt) 2018-02-14
CN101680174B (zh) 2012-10-03
FI20080298A0 (fi) 2008-04-21
WO2008152186A2 (en) 2008-12-18
BRPI0813910A2 (pt) 2014-12-30
US20100224334A1 (en) 2010-09-09
US8632657B2 (en) 2014-01-21

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Legal Events

Date Code Title Description
110 Patent granted

Effective date: 20191007