EP1932967A3 - Procédé de production de pâte de cellulose dans un digesteur continu d'une manière à efficacité énergétique - Google Patents

Procédé de production de pâte de cellulose dans un digesteur continu d'une manière à efficacité énergétique Download PDF

Info

Publication number
EP1932967A3
EP1932967A3 EP07446011A EP07446011A EP1932967A3 EP 1932967 A3 EP1932967 A3 EP 1932967A3 EP 07446011 A EP07446011 A EP 07446011A EP 07446011 A EP07446011 A EP 07446011A EP 1932967 A3 EP1932967 A3 EP 1932967A3
Authority
EP
European Patent Office
Prior art keywords
energy
liquid
efficient manner
cellulose pulp
top separator
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.)
Granted
Application number
EP07446011A
Other languages
German (de)
English (en)
Other versions
EP1932967A2 (fr
EP1932967B1 (fr
Inventor
Vidar Snekkenes
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.)
Metso Fiber Karlstad AB
Original Assignee
Metso Fiber Karlstad 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 Fiber Karlstad AB filed Critical Metso Fiber Karlstad AB
Publication of EP1932967A2 publication Critical patent/EP1932967A2/fr
Publication of EP1932967A3 publication Critical patent/EP1932967A3/fr
Application granted granted Critical
Publication of EP1932967B1 publication Critical patent/EP1932967B1/fr
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • D21C3/00—Pulping cellulose-containing materials
    • 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
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/22—Other features of pulping processes
    • D21C3/24—Continuous processes
    • 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
    • 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
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/22—Other features of pulping processes
    • 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
    • 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
    • D21C7/14—Means for circulating the lye

Landscapes

  • Paper (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
EP07446011A 2006-12-13 2007-12-07 Procédé de production de pâte de cellulose dans un digesteur continu d'une manière à efficacité énergétique Not-in-force EP1932967B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE0602675A SE529573C2 (sv) 2006-12-13 2006-12-13 Metod för att energieffektivt producera cellulosamassa i ett kontinuerligt kokeri

Publications (3)

Publication Number Publication Date
EP1932967A2 EP1932967A2 (fr) 2008-06-18
EP1932967A3 true EP1932967A3 (fr) 2009-07-15
EP1932967B1 EP1932967B1 (fr) 2010-03-10

Family

ID=38476375

Family Applications (1)

Application Number Title Priority Date Filing Date
EP07446011A Not-in-force EP1932967B1 (fr) 2006-12-13 2007-12-07 Procédé de production de pâte de cellulose dans un digesteur continu d'une manière à efficacité énergétique

Country Status (7)

Country Link
US (1) US20080210392A1 (fr)
EP (1) EP1932967B1 (fr)
JP (1) JP5140405B2 (fr)
AT (1) ATE460533T1 (fr)
BR (1) BRPI0704676A (fr)
DE (1) DE602007005206D1 (fr)
SE (1) SE529573C2 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE526704C2 (sv) * 2003-12-30 2005-10-25 Kvaerner Pulping Tech Matning av cellulosaflis från en lågtrycksdel till en högtrycksdel med en slussmatare
US9644317B2 (en) * 2014-11-26 2017-05-09 International Paper Company Continuous digester and feeding system

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1994023120A1 (fr) * 1993-04-05 1994-10-13 Kamyr, Inc. Systeme de cuisson pour bois dur
WO1998035092A1 (fr) * 1997-02-10 1998-08-13 Kvaerner Pulping Ab Procede et dispositif de cuisson continue de pate chimique
US5824187A (en) * 1993-12-29 1998-10-20 Kvaerner Pulping Ab Method for the continuous cooking of pulp
WO2003062525A1 (fr) * 2002-01-24 2003-07-31 Kvaerner Pulping Ab Cuisson en continu de pate a papier cellulosique avec une economie de chaleur amelioree

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE125010T1 (de) * 1990-09-20 1995-07-15 Kvaerner Pulping Tech Tränkung mit schwarzlauge vor der zufuhr der weisslauge.
US5213662A (en) * 1991-08-14 1993-05-25 Kamyr, Inc. Treatment of chips with high temperature black liquor to reduce black liquor viscosity
SE469078B (sv) * 1991-08-23 1993-05-10 Kamyr Ab Saett vid kontinuerlig kokning av cellulosahaltigt fibermaterial
SE511850C2 (sv) 1997-02-10 1999-12-06 Kvaerner Pulping Tech Sätt och anläggning för kontinuerlig kokning av fibermaterial
US6203662B1 (en) * 1997-08-07 2001-03-20 Kvaerner Pulping Ab Method for the continuous cooking of pulp in a digester system having a top separator
SE522877C2 (sv) * 1998-11-17 2004-03-16 Andritz Inc Förfarande för drift av en kontinuerlig cellulosamassakokare och en kokare
JP2005336668A (ja) * 2004-05-28 2005-12-08 Oji Paper Co Ltd リグノセルロース物質の蒸解方法
SE0401870D0 (sv) * 2004-07-15 2004-07-15 Kvaerner Pulping Tech Förfarande för impregnering av flis

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1994023120A1 (fr) * 1993-04-05 1994-10-13 Kamyr, Inc. Systeme de cuisson pour bois dur
US5824187A (en) * 1993-12-29 1998-10-20 Kvaerner Pulping Ab Method for the continuous cooking of pulp
WO1998035092A1 (fr) * 1997-02-10 1998-08-13 Kvaerner Pulping Ab Procede et dispositif de cuisson continue de pate chimique
WO2003062525A1 (fr) * 2002-01-24 2003-07-31 Kvaerner Pulping Ab Cuisson en continu de pate a papier cellulosique avec une economie de chaleur amelioree

Also Published As

Publication number Publication date
JP2008174892A (ja) 2008-07-31
SE0602675L (sv) 2007-09-18
ATE460533T1 (de) 2010-03-15
SE529573C2 (sv) 2007-09-18
EP1932967A2 (fr) 2008-06-18
EP1932967B1 (fr) 2010-03-10
JP5140405B2 (ja) 2013-02-06
DE602007005206D1 (de) 2010-04-22
US20080210392A1 (en) 2008-09-04
BRPI0704676A (pt) 2008-07-29

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