FI20115913A - Arrangement and method for continuous steam pre-treatment of wood chips during the production of cellulosic pulp - Google Patents

Arrangement and method for continuous steam pre-treatment of wood chips during the production of cellulosic pulp Download PDF

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Publication number
FI20115913A
FI20115913A FI20115913A FI20115913A FI20115913A FI 20115913 A FI20115913 A FI 20115913A FI 20115913 A FI20115913 A FI 20115913A FI 20115913 A FI20115913 A FI 20115913A FI 20115913 A FI20115913 A FI 20115913A
Authority
FI
Finland
Prior art keywords
arrangement
treatment
production
wood chips
cellulosic pulp
Prior art date
Application number
FI20115913A
Other languages
Finnish (fi)
Swedish (sv)
Other versions
FI125735B (en
Inventor
Anders Samuelsson
Jonas Saetheraasen
Krister Olsson
Original Assignee
Metso Paper Sweden 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 Metso Paper Sweden Ab filed Critical Metso Paper Sweden Ab
Publication of FI20115913A publication Critical patent/FI20115913A/en
Application granted granted Critical
Publication of FI125735B publication Critical patent/FI125735B/en

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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
    • D21C1/02—Pretreatment of the finely-divided materials before digesting with water or steam
    • 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
    • D21C7/00—Digesters
    • D21C7/06—Feeding devices
    • 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
    • D21C7/00—Digesters
    • D21C7/08—Discharge devices
FI20115913A 2009-02-17 2011-09-16 Arrangement and process for continuous steam pretreatment of wood chips in the manufacture of cellulose pulp FI125735B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE2009000090 2009-02-17
PCT/SE2009/000090 WO2010095982A1 (en) 2009-02-17 2009-02-17 Arrangement and method for the continuous steam pre-treatment of chips during the production of cellulose pulp

Publications (2)

Publication Number Publication Date
FI20115913A true FI20115913A (en) 2011-09-16
FI125735B FI125735B (en) 2016-01-29

Family

ID=42634086

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20115913A FI125735B (en) 2009-02-17 2011-09-16 Arrangement and process for continuous steam pretreatment of wood chips in the manufacture of cellulose pulp

Country Status (3)

Country Link
US (1) US8986500B2 (en)
FI (1) FI125735B (en)
WO (1) WO2010095982A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011113119A1 (en) 2010-03-19 2011-09-22 Fibria Celulose S/A Process for the treatment of cellulose pulps, cellulose pulp thus obtained and use of biopolymer for treating cellulose pulps
US9644317B2 (en) * 2014-11-26 2017-05-09 International Paper Company Continuous digester and feeding system

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5714043A (en) 1995-09-14 1998-02-03 Tire Recycling Technologies Corp. Liquid seal bulk feeder for destructive distillation
SE518789C2 (en) * 2001-05-04 2002-11-19 Kvaerner Pulping Tech Chip feed system for chip pockets
SE525064C2 (en) * 2003-04-17 2004-11-23 Kvaerner Pulping Tech Method for impregnating wood chips with acid treatment liquid in connection with sulphate boiling of cellulose pulp
SE528116C2 (en) * 2005-12-02 2006-09-05 Kvaerner Pulping Tech Wood chip steaming system for chemical pulp production, has chip bin dilution pipe extending between atmosphere and valve regulated by sensor for measuring process parameter
SE0702644L (en) * 2007-11-30 2008-08-26 Metso Fiber Karlstad Ab Apparatus and method for continuous basing of chips in the manufacture of cellulose pulp

Also Published As

Publication number Publication date
WO2010095982A1 (en) 2010-08-26
US20120111513A1 (en) 2012-05-10
FI125735B (en) 2016-01-29
US8986500B2 (en) 2015-03-24

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