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FI990127A0 - Process for treating pulp - Google Patents

Process for treating pulp

Info

Publication number
FI990127A0
FI990127A0 FI990127A FI990127A FI990127A0 FI 990127 A0 FI990127 A0 FI 990127A0 FI 990127 A FI990127 A FI 990127A FI 990127 A FI990127 A FI 990127A FI 990127 A0 FI990127 A0 FI 990127A0
Authority
FI
Finland
Prior art keywords
treating pulp
pulp
treating
Prior art date
Application number
FI990127A
Other languages
Finnish (fi)
Swedish (sv)
Inventor
Myoeh. Ilm.
Original Assignee
Ahlstrom Machinery 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
Application filed by Ahlstrom Machinery Oy filed Critical Ahlstrom Machinery Oy
Priority to FI990127A priority Critical patent/FI990127A0/en
Publication of FI990127A0 publication Critical patent/FI990127A0/en
Priority to AU22974/00A priority patent/AU2297400A/en
Priority to PCT/FI2000/000045 priority patent/WO2000043589A1/en
Priority to CA002360638A priority patent/CA2360638A1/en
Priority to SE0102387A priority patent/SE0102387L/en

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
    • D21C9/02—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
    • D21C9/10—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
    • 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)
  • Paper (AREA)
FI990127A 1999-01-22 1999-01-22 Process for treating pulp FI990127A0 (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FI990127A FI990127A0 (en) 1999-01-22 1999-01-22 Process for treating pulp
AU22974/00A AU2297400A (en) 1999-01-22 2000-01-20 Treatment of recirculated filtrates in pulp production
PCT/FI2000/000045 WO2000043589A1 (en) 1999-01-22 2000-01-20 Treatment of recirculated filtrates in pulp production
CA002360638A CA2360638A1 (en) 1999-01-22 2000-01-20 Treatment of recirculated filtrates in pulp production
SE0102387A SE0102387L (en) 1999-01-22 2001-07-04 Treatment of recycled filtrates in mass production

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI990127A FI990127A0 (en) 1999-01-22 1999-01-22 Process for treating pulp

Publications (1)

Publication Number Publication Date
FI990127A0 true FI990127A0 (en) 1999-01-22

Family

ID=8553467

Family Applications (1)

Application Number Title Priority Date Filing Date
FI990127A FI990127A0 (en) 1999-01-22 1999-01-22 Process for treating pulp

Country Status (5)

Country Link
AU (1) AU2297400A (en)
CA (1) CA2360638A1 (en)
FI (1) FI990127A0 (en)
SE (1) SE0102387L (en)
WO (1) WO2000043589A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI115977B2 (en) * 2003-04-07 2019-03-29 Stora Enso Oyj Purification of alkaline washing liquid
WO2015197917A1 (en) * 2014-06-23 2015-12-30 Metsä Fibre Oy Method of delignifying fibrous suspensions of alkaline cooking
SE538452C2 (en) * 2014-11-07 2016-07-05 Valmet Oy Method for operating a two vessel digester system
SE542676C2 (en) 2017-11-29 2020-06-23 Axolot Solutions Ab Method and a system for washing paper pulp

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI85293C (en) * 1990-05-04 1992-03-25 Poeyry Jaakko & Co Oy FOERFARANDE FOER RENING OCH AOTERFOERING AV CELLULOSAFABRIKERS BLEKERIAVATTEN.
SE470538C (en) * 1992-12-02 1996-02-26 Kvaerner Pulping Tech When bleaching pulp, use no chlorine-containing chemicals
SE501613C2 (en) * 1993-08-03 1995-03-27 Kvaerner Pulping Tech Method of integrating bleaching and recycling in pulp production

Also Published As

Publication number Publication date
CA2360638A1 (en) 2000-07-27
WO2000043589A1 (en) 2000-07-27
SE0102387D0 (en) 2001-07-04
SE0102387L (en) 2001-07-04
WO2000043589B1 (en) 2000-10-12
AU2297400A (en) 2000-08-07

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