FI20055267A - Process and arrangement for treating wood chips - Google Patents

Process and arrangement for treating wood chips Download PDF

Info

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
Finnish (fi)
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/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
    • 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
FI20055267A 2002-12-04 2005-05-31 Process and arrangement for treating wood chips FI20055267A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE0203594A SE0203594D0 (en) 2002-12-04 2002-12-04 Method of 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 (en) 2005-05-31

Family

ID=20289765

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20055267A FI20055267A (en) 2002-12-04 2005-05-31 Process and arrangement for treating wood chips

Country Status (5)

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

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 (en) * 2010-01-22 2011-07-27 Andritz AG Method for manufacturing wooden material
BR112012032999B1 (en) 2010-06-26 2022-11-29 Virdia, Llc LIGNOCELLULOSIS HYDROLYZATE AND ACID HYDROLYSIS AND DEACIDIFICATION METHODS TO GENERATE SUGAR MIXTURES FROM LIGNOCELLULOSE
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
EP3401322B1 (en) 2011-04-07 2022-06-08 Virdia, LLC Lignocellulose conversion processes and products
US9617608B2 (en) 2011-10-10 2017-04-11 Virdia, Inc. Sugar compositions
US9493851B2 (en) 2012-05-03 2016-11-15 Virdia, Inc. Methods for treating lignocellulosic materials
SG11201407183SA (en) 2012-05-03 2014-12-30 Virdia Ltd Methods for treating lignocellulosic materials
CN112226466A (en) 2015-01-07 2021-01-15 威尔迪亚公司 Method for extracting and converting hemicellulose sugars
BR112017025322A8 (en) 2015-05-27 2022-08-23 Virdia Inc INTEGRATED PROCESSES FOR RECOVERY OF CELLULOSE HYDROLYSATE AFTER CELLULOSE PULP HYDROLYSIS

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
AU2003279671A1 (en) 2004-06-23
WO2004050983A1 (en) 2004-06-17
SE0203594D0 (en) 2002-12-04

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Legal Events

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