ATE289641T1 - Verfahren zum kontinuierlichen kochen von zellstoff - Google Patents

Verfahren zum kontinuierlichen kochen von zellstoff

Info

Publication number
ATE289641T1
ATE289641T1 AT01203823T AT01203823T ATE289641T1 AT E289641 T1 ATE289641 T1 AT E289641T1 AT 01203823 T AT01203823 T AT 01203823T AT 01203823 T AT01203823 T AT 01203823T AT E289641 T1 ATE289641 T1 AT E289641T1
Authority
AT
Austria
Prior art keywords
digester
pulp
wash
cooking liquor
extracted
Prior art date
Application number
AT01203823T
Other languages
German (de)
English (en)
Inventor
Vidar Snekkenes
Lennart Gustavsson
Sven-Erik Olsson
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
Application filed by Kvaerner Pulping Tech filed Critical Kvaerner Pulping Tech
Application granted granted Critical
Publication of ATE289641T1 publication Critical patent/ATE289641T1/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
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/02—Washing ; Displacing cooking or pulp-treating liquors contained in the pulp by fluids, e.g. wash water or other pulp-treating agents
    • D21C9/04—Washing ; Displacing cooking or pulp-treating liquors contained in the pulp by fluids, e.g. wash water or other pulp-treating agents in diffusers ; Washing of pulp of fluid consistency without substantially thickening
    • 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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Noodles (AREA)
  • Commercial Cooking Devices (AREA)
AT01203823T 2000-11-03 2001-10-09 Verfahren zum kontinuierlichen kochen von zellstoff ATE289641T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE0004050A SE0004050L (sv) 2000-11-03 2000-11-03 Kontinuerlig kokning av massa med nettomedströmsflöde i kokarens bottenparti

Publications (1)

Publication Number Publication Date
ATE289641T1 true ATE289641T1 (de) 2005-03-15

Family

ID=20281710

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01203823T ATE289641T1 (de) 2000-11-03 2001-10-09 Verfahren zum kontinuierlichen kochen von zellstoff

Country Status (9)

Country Link
US (1) US6605180B2 (enExample)
EP (1) EP1205597B1 (enExample)
JP (1) JP4886950B2 (enExample)
AT (1) ATE289641T1 (enExample)
BR (1) BR0104884B1 (enExample)
CA (1) CA2357864C (enExample)
DE (1) DE60109007T2 (enExample)
PT (1) PT1205597E (enExample)
SE (1) SE0004050L (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE517674E8 (sv) * 2001-05-02 2015-10-20 Metso Paper Sweden Ab Förfarande för tvättvätsketillförsel till kokningsprocess för cellulosamassa
SE526432C2 (sv) * 2002-07-03 2005-09-13 Kvaerner Pulping Tech Metod och kokare för kontinuerlig kokning av vedråvara till cellulosamassa
US7168233B1 (en) * 2005-12-12 2007-01-30 General Electric Company System for controlling steam temperature
US7771565B2 (en) * 2006-02-21 2010-08-10 Packaging Corporation Of America Method of pre-treating woodchips prior to mechanical pulping
SE0702874L (sv) * 2007-12-20 2009-06-09 Metso Fiber Karlstad Ab Förfarande vid tillverkning av sulfatmassa där hemicellulosor återförs
CA2728394C (en) * 2008-06-26 2021-05-25 Purdue Research Foundation Locally-regulated pressurized pretreatment of lignocellulosic biomass
SE539501C2 (sv) * 2014-10-31 2017-10-03 Valmet Oy Method and arrangement for discharge dilution
CN114277590B (zh) * 2021-12-31 2023-05-26 郑州运达造纸设备有限公司 一种汽蒸仓防架桥槽体

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3303088A (en) * 1963-04-19 1967-02-07 Lummus Co Continuous liquid-phase rapid pulping
US4123318A (en) * 1976-06-29 1978-10-31 Kamyr, Inc. Three-vessel treatment system
SE452343B (sv) * 1984-02-22 1987-11-23 Billeruds Ab Sett och utrustning vid kontinuerlig cellulosakokning
US5066362A (en) * 1987-12-01 1991-11-19 Kamyr, Inc. Extended delignification in pressure diffusers
US4975148A (en) * 1988-12-06 1990-12-04 Ahlstromforetagen Svenska Ab Cold blow system for batch production of pulp
US5203963A (en) * 1991-10-21 1993-04-20 A. Ahlstrom Corporation Continuous treatment of small chips
SE501848C2 (sv) * 1992-11-18 1995-06-06 Kvaerner Pulping Tech Metod att koka massa kontinuerligt vid konstant temperatur
SE500455C2 (sv) * 1992-11-18 1994-06-27 Kamyr Ab Förfarande vid kontinuerlig kokning under förhöjt tryck och temperatur av fibermateral i en vertikal kokare
WO1994024362A1 (en) * 1993-04-20 1994-10-27 Kamyr Ab Method of continuously cooking pulp
SE9400616L (sv) * 1994-02-23 1995-01-23 Kvaerner Pulping Tech Omhändertagande av kvist vid kontinuerlig kokning
SE505528C2 (sv) * 1995-04-28 1997-09-15 Kvaerner Pulping Tech Impregnering av flis med het svartlut i ett kontinuerligt enkärlssystem
US6123807A (en) * 1997-02-18 2000-09-26 Kvaerner Pulping Ab Method for the continuous cooking of pulp

Also Published As

Publication number Publication date
DE60109007D1 (de) 2005-03-31
JP4886950B2 (ja) 2012-02-29
CA2357864A1 (en) 2002-05-03
JP2002146690A (ja) 2002-05-22
SE515971C2 (sv) 2001-11-05
CA2357864C (en) 2009-05-19
SE0004050L (sv) 2001-11-05
BR0104884A (pt) 2002-06-25
PT1205597E (pt) 2005-07-29
BR0104884B1 (pt) 2012-12-11
EP1205597B1 (en) 2005-02-23
EP1205597A1 (en) 2002-05-15
DE60109007T2 (de) 2006-04-06
US20020079070A1 (en) 2002-06-27
SE0004050D0 (sv) 2000-11-03
US6605180B2 (en) 2003-08-12

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