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AU2003279671A1 - Method and system for treatment of wood chips - Google Patents

Method and system for treatment of wood chips

Info

Publication number
AU2003279671A1
AU2003279671A1 AU2003279671A AU2003279671A AU2003279671A1 AU 2003279671 A1 AU2003279671 A1 AU 2003279671A1 AU 2003279671 A AU2003279671 A AU 2003279671A AU 2003279671 A AU2003279671 A AU 2003279671A AU 2003279671 A1 AU2003279671 A1 AU 2003279671A1
Authority
AU
Australia
Prior art keywords
treatment
wood chips
chips
wood
Prior art date
Legal status (The legal status 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 status listed.)
Abandoned
Application number
AU2003279671A
Inventor
Peter Axegard
Harald Brelid
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
STFI Skogsindustrins Tekniska Forskningsinstitut AB
Original Assignee
STFI Skogsindustrins Tekniska Forskningsinstitut 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 STFI Skogsindustrins Tekniska Forskningsinstitut AB filed Critical STFI Skogsindustrins Tekniska Forskningsinstitut AB
Publication of AU2003279671A1 publication Critical patent/AU2003279671A1/en
Abandoned legal-status Critical Current

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)
AU2003279671A 2002-12-04 2003-11-17 Method and system for treatment of wood chips Abandoned AU2003279671A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE0203594A SE0203594D0 (en) 2002-12-04 2002-12-04 Method of treatment of wood chips
SE0203594-7 2002-12-04
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
AU2003279671A1 true AU2003279671A1 (en) 2004-06-23

Family

ID=20289765

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2003279671A Abandoned AU2003279671A1 (en) 2002-12-04 2003-11-17 Method and system for treatment of wood chips

Country Status (5)

Country Link
AU (1) AU2003279671A1 (en)
BR (1) BR0316938A (en)
FI (1) FI20055267L (en)
SE (1) SE0203594D0 (en)
WO (1) WO2004050983A1 (en)

Families Citing this family (14)

* 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 (en) * 2010-01-22 2011-07-27 Andritz AG Method for manufacturing wooden material
PT3401410T (en) 2010-06-26 2021-04-05 Virdia Llc 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 (en) 2010-12-09 2012-10-26 Hcl Cleantech Ltd PROCESSES AND SYSTEMS FOR PROCESSING LENHOCELLULOSIC MATERIALS AND RELATED COMPOSITIONS
EP2694594A4 (en) 2011-04-07 2015-11-11 Virdia Ltd Lignocellulose conversion processes and products
WO2013055785A1 (en) 2011-10-10 2013-04-18 Virdia Ltd Sugar compositions
US9493851B2 (en) 2012-05-03 2016-11-15 Virdia, Inc. Methods for treating lignocellulosic materials
GB2517338B (en) 2012-05-03 2020-03-25 Virdia Inc A method for fractionating a liquid sample
ES2764499T3 (en) 2015-01-07 2020-06-03 Virdia Inc Methods for extracting and converting hemicellulose sugars
CN114410850A (en) 2015-05-27 2022-04-29 威尔迪亚有限责任公司 Integrated process for treating lignocellulosic material
WO2024136742A1 (en) * 2022-12-21 2024-06-27 Billerud Aktiebolag (Publ) Ht-ctmp formed from a maple wood/softwood mixture and a method of producing a ht-ctmp from a maple wood/softwood mixture

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE458690B (en) * 1986-11-06 1989-04-24 Sunds Defibrator MAKE MANUFACTURING MECHANICAL MASS FROM LIGNOCELLULOSALLY MATERIAL IN PIECE FORM WITH A LENGTH IN THE FIBER DIRECTION OF AT LEAST 200 MM

Also Published As

Publication number Publication date
BR0316938A (en) 2005-10-18
SE0203594D0 (en) 2002-12-04
FI20055267A7 (en) 2005-05-31
WO2004050983A1 (en) 2004-06-17
FI20055267L (en) 2005-05-31

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase