FI20055267A - Menetelmä ja järjestelmä puuhakkeen käsittelemiseksi - Google Patents

Menetelmä ja järjestelmä puuhakkeen käsittelemiseksi Download PDF

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Publication number
FI20055267A
FI20055267A FI20055267A FI20055267A FI20055267A FI 20055267 A FI20055267 A FI 20055267A FI 20055267 A FI20055267 A FI 20055267A FI 20055267 A FI20055267 A FI 20055267A FI 20055267 A FI20055267 A FI 20055267A
Authority
FI
Finland
Prior art keywords
arrangement
wood chips
treating wood
treating
chips
Prior art date
Application number
FI20055267A
Other languages
English (en)
Swedish (sv)
Inventor
Harald Brelid
Peter Axegaard
Original Assignee
Skogsind Tekn Foskningsinst
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 Skogsind Tekn Foskningsinst filed Critical Skogsind Tekn Foskningsinst
Publication of FI20055267A publication Critical patent/FI20055267A/fi

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
    • D21C1/00—Pretreatment of the finely-divided materials before digesting
    • D21C1/04—Pretreatment of the finely-divided materials before digesting with acid reacting compounds
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
    • D21B1/00—Fibrous raw materials or their mechanical treatment
    • D21B1/02—Pretreatment of the raw materials by chemical or physical means
    • D21B1/021—Pretreatment of the raw materials by chemical or physical means by chemical means
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
    • D21B1/00—Fibrous raw materials or their mechanical treatment
    • D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
    • D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
    • D21B1/14—Disintegrating in mills
    • D21B1/16—Disintegrating in mills in the presence of chemical agents

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
FI20055267A 2002-12-04 2005-05-31 Menetelmä ja järjestelmä puuhakkeen käsittelemiseksi FI20055267A (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE0203594A SE0203594D0 (sv) 2002-12-04 2002-12-04 Method for treatment of wood chips
PCT/SE2003/001778 WO2004050983A1 (en) 2002-12-04 2003-11-17 Method and system for treatment of wood chips

Publications (1)

Publication Number Publication Date
FI20055267A true FI20055267A (fi) 2005-05-31

Family

ID=20289765

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20055267A FI20055267A (fi) 2002-12-04 2005-05-31 Menetelmä ja järjestelmä puuhakkeen käsittelemiseksi

Country Status (5)

Country Link
AU (1) AU2003279671A1 (fi)
BR (1) BR0316938A (fi)
FI (1) FI20055267A (fi)
SE (1) SE0203594D0 (fi)
WO (1) WO2004050983A1 (fi)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7771565B2 (en) 2006-02-21 2010-08-10 Packaging Corporation Of America Method of pre-treating woodchips prior to mechanical pulping
EP2348154A1 (de) * 2010-01-22 2011-07-27 Andritz AG Verfahren zur Herstellung von Holzstoff
WO2011161685A2 (en) 2010-06-26 2011-12-29 Hcl Cleantech Ltd. Sugar mixtures and methods for production and use thereof
IL206678A0 (en) 2010-06-28 2010-12-30 Hcl Cleantech Ltd A method for the production of fermentable sugars
IL207329A0 (en) 2010-08-01 2010-12-30 Robert Jansen A method for refining a recycle extractant and for processing a lignocellulosic material and for the production of a carbohydrate composition
IL207945A0 (en) 2010-09-02 2010-12-30 Robert Jansen Method for the production of carbohydrates
PT106039A (pt) 2010-12-09 2012-10-26 Hcl Cleantech Ltd Processos e sistemas para o processamento de materiais lenhocelulósicos e composições relacionadas
GB2524906B8 (en) 2011-04-07 2016-12-07 Virdia Ltd Lignocellulose conversion processes and products
US9617608B2 (en) 2011-10-10 2017-04-11 Virdia, Inc. Sugar compositions
SG11201407183SA (en) 2012-05-03 2014-12-30 Virdia Ltd Methods for treating lignocellulosic materials
US9493851B2 (en) 2012-05-03 2016-11-15 Virdia, Inc. Methods for treating lignocellulosic materials
EP3242871B1 (en) 2015-01-07 2019-11-06 Virdia, Inc. Methods for extracting and converting hemicellulose sugars
EP3303639B1 (en) 2015-05-27 2020-08-05 Virdia, Inc. Integrated methods for treating lignocellulosic material

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE458690B (sv) * 1986-11-06 1989-04-24 Sunds Defibrator Saett att framstaella mekanisk massa fraan lignocellulosahaltigt material i styckeform med en laengd i fiberriktningen av minst 200 mm

Also Published As

Publication number Publication date
SE0203594D0 (sv) 2002-12-04
BR0316938A (pt) 2005-10-18
WO2004050983A1 (en) 2004-06-17
AU2003279671A1 (en) 2004-06-23

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MM Patent lapsed