ATE456699T1 - Durchlaufkocher für zellstoff mit entsprechendem verfahren und kreislauf - Google Patents

Durchlaufkocher für zellstoff mit entsprechendem verfahren und kreislauf

Info

Publication number
ATE456699T1
ATE456699T1 AT02708881T AT02708881T ATE456699T1 AT E456699 T1 ATE456699 T1 AT E456699T1 AT 02708881 T AT02708881 T AT 02708881T AT 02708881 T AT02708881 T AT 02708881T AT E456699 T1 ATE456699 T1 AT E456699T1
Authority
AT
Austria
Prior art keywords
liquid
digester
pulp
cooking
circuit
Prior art date
Application number
AT02708881T
Other languages
English (en)
Inventor
Vidar Snekkenes
Mikael Lindstroem
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=20283453&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE456699(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Metso Fiber Karlstad Ab filed Critical Metso Fiber Karlstad Ab
Application granted granted Critical
Publication of ATE456699T1 publication Critical patent/ATE456699T1/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
    • D21C7/00—Digesters
    • D21C7/14—Means for circulating the lye
    • 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

  • Paper (AREA)
  • Cookers (AREA)
AT02708881T 2001-03-21 2002-03-19 Durchlaufkocher für zellstoff mit entsprechendem verfahren und kreislauf ATE456699T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE0100982A SE518542C2 (sv) 2001-03-21 2001-03-21 Kontinuerlig kokare förfarande för drift av kontinuerlig kokare och återföringssystem för kokvätska i en kontinuerlig kokare
PCT/SE2002/000516 WO2002075044A1 (en) 2001-03-21 2002-03-19 Continuous digester for cellulose pulp including method and recirculation system for such digester

Publications (1)

Publication Number Publication Date
ATE456699T1 true ATE456699T1 (de) 2010-02-15

Family

ID=20283453

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02708881T ATE456699T1 (de) 2001-03-21 2002-03-19 Durchlaufkocher für zellstoff mit entsprechendem verfahren und kreislauf

Country Status (8)

Country Link
US (1) US7285179B2 (de)
EP (1) EP1383955B1 (de)
JP (1) JP4317691B2 (de)
AT (1) ATE456699T1 (de)
BR (1) BR0208297A (de)
DE (1) DE60235230D1 (de)
SE (1) SE518542C2 (de)
WO (1) WO2002075044A1 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE520956C2 (sv) * 2001-12-05 2003-09-16 Kvaerner Pulping Tech Kontinuerlig kokning med extra uppehållstid för avdragen vätska utanför kokaren
US7309401B2 (en) * 2003-05-12 2007-12-18 Andritz Inc. Top separator for gas phase and hydraulic phase continuous digesters and method for converting digester
JP2007070773A (ja) * 2005-09-09 2007-03-22 Andritz Kk 連続蒸解釜およびパルプの製造方法
SE529206C2 (sv) * 2005-11-29 2007-05-29 Metso Fiber Karlstad Ab Förfarande och anordning vid kontinuerlig kokning av kemisk cellulosamassa
SE530744C2 (sv) * 2007-02-23 2008-09-02 Metso Fiber Karlstad Ab Ångfaskokare samt ett förfarande vid kontinuerlig kokning
US7828930B2 (en) * 2007-11-20 2010-11-09 International Paper Company Use of polysulfide in modified cooking
FR2925533B1 (fr) 2007-12-20 2010-01-08 Inst Francais Du Petrole Procede de conversion de solutions lignocellulosiques a haute teneur en matiere seche
US20110186251A1 (en) * 2009-05-20 2011-08-04 Reijo Salminen Continuous tube reactor
AU2011349307B2 (en) 2010-12-20 2015-07-16 Shell Internationale Research Maatschappij B.V. Cellulose hydrolysis in aqueous solvent followed by deoxyhydrogenation oxygenated products on platinum catalyst
WO2012088121A2 (en) 2010-12-20 2012-06-28 Shell Oil Company Process to produce biofuels from biomass
CN103620002B (zh) 2011-06-14 2015-11-25 国际壳牌研究有限公司 生物质的水热加氢催化处理
US20130109603A1 (en) 2011-10-31 2013-05-02 Shell Oil Company Fuel and engine oil composition and its use
US9624436B2 (en) 2012-05-17 2017-04-18 Shell Oil Company Methods and systems for processing biomass material
EP2935521A2 (de) 2012-12-19 2015-10-28 Shell Internationale Research Maatschappij B.V. Hydrothermale hydrokatalytische behandlung von biomasse mit wasserverträglichen katalysatoren
EP2935519A2 (de) 2012-12-19 2015-10-28 Shell Internationale Research Maatschappij B.V. Wiederverwendbarer puffer zur hydrothermalen hydrokatalytischen behandlung einer biomasse
US9102584B2 (en) 2012-12-19 2015-08-11 Shell Oil Company Hydrothermal hydrocatalytic treatment of biomass using water tolerant catalysts
US9644317B2 (en) * 2014-11-26 2017-05-09 International Paper Company Continuous digester and feeding system
CN114481656B (zh) 2015-06-11 2024-03-22 思科有限责任公司 用于从植物基和再生材料生产纸浆、能源和生物衍生物的方法和系统
AU2017240576A1 (en) * 2016-03-31 2018-09-27 Kemira Oyj Methods of preparing hemicellulose compositions
CN111868316B (zh) 2018-01-12 2023-09-05 希尔科公司 从废弃纺织品中回收棉纤维和聚酯纤维的方法
EP4402202A4 (de) 2021-09-16 2025-07-09 Circ Llc Verfahren zur herstellung eines polyesters aus einer regenerierten disäure, die durch depolymerisation eines abfallmaterials gebildet wird
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 (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4193839A (en) 1976-05-11 1980-03-18 Kamyr, Inc. Flow control method and apparatus for continuous wood chip digester screenless liquor extractor
SE468053B (sv) 1988-12-20 1992-10-26 Kamyr Ab Saett vid kontinuerlig uppslutningskokning av cellulosahaltigt fibermaterial
US5256255A (en) * 1989-09-28 1993-10-26 Beloit Technologies, Inc. Displacement heating in continuous digesters
CA2037717C (en) * 1990-09-17 1996-03-05 Bertil Stromberg Extended kraft cooking with white liquor added to wash circulation
SE9403978L (sv) * 1994-11-15 1995-11-06 Kvaerner Pulping Tech Svartlutsimpregnering i enkärlshydraulkokare

Also Published As

Publication number Publication date
BR0208297A (pt) 2004-04-13
US20040112554A1 (en) 2004-06-17
EP1383955B1 (de) 2010-01-27
SE518542C2 (sv) 2002-10-22
EP1383955A1 (de) 2004-01-28
JP4317691B2 (ja) 2009-08-19
WO2002075044A1 (en) 2002-09-26
SE0100982L (sv) 2002-09-22
SE0100982D0 (sv) 2001-03-21
JP2004522873A (ja) 2004-07-29
DE60235230D1 (de) 2010-03-18
US7285179B2 (en) 2007-10-23

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