ATE304625T1 - Kontinuierliche zellstoffkochung mit verbesserter wärmewirtschaftlichkeit - Google Patents

Kontinuierliche zellstoffkochung mit verbesserter wärmewirtschaftlichkeit

Info

Publication number
ATE304625T1
ATE304625T1 AT03731867T AT03731867T ATE304625T1 AT E304625 T1 ATE304625 T1 AT E304625T1 AT 03731867 T AT03731867 T AT 03731867T AT 03731867 T AT03731867 T AT 03731867T AT E304625 T1 ATE304625 T1 AT E304625T1
Authority
AT
Austria
Prior art keywords
digester
vessel
improved thermal
chips
transfer system
Prior art date
Application number
AT03731867T
Other languages
English (en)
Inventor
Vidar Snekkenes
Lennart Gustavsson
Original Assignee
Kvaerner Pulping Tech
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=20286739&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE304625(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Kvaerner Pulping Tech filed Critical Kvaerner Pulping Tech
Application granted granted Critical
Publication of ATE304625T1 publication Critical patent/ATE304625T1/de

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
    • 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
    • D21C7/00—Digesters
    • D21C7/14—Means for circulating the lye

Landscapes

  • Paper (AREA)
  • Cookers (AREA)
AT03731867T 2002-01-24 2003-01-22 Kontinuierliche zellstoffkochung mit verbesserter wärmewirtschaftlichkeit ATE304625T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE0200185A SE0200185L (sv) 2002-01-24 2002-01-24 Förfarande för att öka värmeekonomin i kokarsystemet vid kontinuerlig kokning
PCT/SE2003/000096 WO2003062525A1 (en) 2002-01-24 2003-01-22 Continuous cooking of cellulose pulp with improved heat economy

Publications (1)

Publication Number Publication Date
ATE304625T1 true ATE304625T1 (de) 2005-09-15

Family

ID=20286739

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03731867T ATE304625T1 (de) 2002-01-24 2003-01-22 Kontinuierliche zellstoffkochung mit verbesserter wärmewirtschaftlichkeit

Country Status (8)

Country Link
US (1) US7112256B2 (de)
EP (1) EP1470288B1 (de)
JP (1) JP4505229B2 (de)
AT (1) ATE304625T1 (de)
DE (1) DE60301616T2 (de)
ES (1) ES2249721T3 (de)
SE (1) SE0200185L (de)
WO (1) WO2003062525A1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE519262E (sv) * 2002-03-15 2008-01-08 Kvaerner Pulping Tech Förfarande för matning av cellulosaflis vid kontinuerlig kokning
SE526704C2 (sv) * 2003-12-30 2005-10-25 Kvaerner Pulping Tech Matning av cellulosaflis från en lågtrycksdel till en högtrycksdel med en slussmatare
SE527058C2 (sv) * 2004-02-09 2005-12-13 Kvaerner Pulping Tech Kontinuerlig kokprocess med förbättrad värmeekonomi
SE0401870D0 (sv) * 2004-07-15 2004-07-15 Kvaerner Pulping Tech Förfarande för impregnering av flis
SE528448C2 (sv) 2006-02-10 2006-11-14 Kvaerner Pulping Tech Förfarande för impregnering av flis i ett kontinuerligt kokerisystem
SE0602349L (sv) * 2006-11-07 2008-05-06 Metso Fiber Karlstad Ab Förfarande för att energieffektivt producera cellulosamassa i ett kontinuerligt kokeri
SE529573C2 (sv) * 2006-12-13 2007-09-18 Metso Fiber Karlstad Ab Metod för att energieffektivt producera cellulosamassa i ett kontinuerligt kokeri
US8444809B2 (en) * 2007-06-25 2013-05-21 Andritz Inc. Method and system for direct contact of hot liquor with wood chips in transfer circulation
US8956505B2 (en) * 2009-06-11 2015-02-17 Andritz Technology And Asset Management Gmbh Compact feed system and method for comminuted cellulosic material
US8986504B1 (en) * 2013-10-25 2015-03-24 International Paper Company Digester apparatus
SE538452C2 (en) * 2014-11-07 2016-07-05 Valmet Oy Method for operating a two vessel digester system

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE468053B (sv) * 1988-12-20 1992-10-26 Kamyr Ab Saett vid kontinuerlig uppslutningskokning av cellulosahaltigt fibermaterial
FI82079C (fi) * 1989-04-27 1993-05-11 Poeyry Jaakko & Co Oy Foerfarande och anordning foer kontinuerlig kokning av cellulosa
US5053108A (en) * 1989-06-28 1991-10-01 Kamyr Ab High sulfidity cook for paper pulp using black liquor sulfonization of steamed chips
DE69004438T2 (de) * 1989-09-28 1994-05-11 Beloit Technologies Inc Heizung mit verschiebung in kontinuierlichen zellstoffkochern.
US5213662A (en) * 1991-08-14 1993-05-25 Kamyr, Inc. Treatment of chips with high temperature black liquor to reduce black liquor viscosity
US5824187A (en) * 1993-12-29 1998-10-20 Kvaerner Pulping Ab Method for the continuous cooking of pulp
SE502039C2 (sv) 1993-12-29 1995-07-24 Kvaerner Pulping Tech Sätt och anordning för kontinuerlig kokning av massa
SE502134C2 (sv) 1994-02-10 1995-08-28 Kvaerner Pulping Tech Optimering av vätske/ved-förhållande i förimpregneringskärl och kontinuerlig kokare vid framställning av kemisk massa
US6123807A (en) * 1997-02-18 2000-09-26 Kvaerner Pulping Ab Method for the continuous cooking of pulp
CA2266987C (en) * 1998-04-21 2004-02-10 C. Bertil Stromberg Method and system for feeding comminuted fibrous material
FI20010854L (fi) * 2000-05-11 2001-11-12 Andritz Ahlstrom Inc Menetelmä selluloosapitoisen materiaalin käsittelemiseksi

Also Published As

Publication number Publication date
EP1470288B1 (de) 2005-09-14
SE518957C2 (sv) 2002-12-10
SE0200185D0 (sv) 2002-01-24
DE60301616D1 (de) 2005-10-20
ES2249721T3 (es) 2006-04-01
JP2005515320A (ja) 2005-05-26
SE0200185L (sv) 2002-12-10
US20040060672A1 (en) 2004-04-01
WO2003062525A1 (en) 2003-07-31
EP1470288A1 (de) 2004-10-27
US7112256B2 (en) 2006-09-26
JP4505229B2 (ja) 2010-07-21
DE60301616T2 (de) 2006-06-22

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