SE9602017L - Förfarande och apparat för massaframställning från sågspån - Google Patents

Förfarande och apparat för massaframställning från sågspån

Info

Publication number
SE9602017L
SE9602017L SE9602017A SE9602017A SE9602017L SE 9602017 L SE9602017 L SE 9602017L SE 9602017 A SE9602017 A SE 9602017A SE 9602017 A SE9602017 A SE 9602017A SE 9602017 L SE9602017 L SE 9602017L
Authority
SE
Sweden
Prior art keywords
sawdust
retention vessel
slurry
flow
cooking temperature
Prior art date
Application number
SE9602017A
Other languages
Unknown language ( )
English (en)
Other versions
SE9602017D0 (sv
SE524260C2 (sv
Inventor
Jay J Miele
Marco Marois
R Fred Chasse
J Wayne Chamblee
John D Weston
J Robert Prough
Original Assignee
Kamyr Inc
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 Kamyr Inc filed Critical Kamyr Inc
Publication of SE9602017D0 publication Critical patent/SE9602017D0/sv
Publication of SE9602017L publication Critical patent/SE9602017L/sv
Publication of SE524260C2 publication Critical patent/SE524260C2/sv

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
    • 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
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/22—Other features of pulping processes
    • D21C3/26—Multistage processes
    • D21C3/266—Multistage processes the same pulping agent being used in all stages

Landscapes

  • Paper (AREA)
SE9602017A 1995-08-31 1996-05-28 Förfarande och apparat för massaframställning från sågspån SE524260C2 (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/520,941 US6325888B1 (en) 1995-08-31 1995-08-31 Method for pulping sawdust

Publications (3)

Publication Number Publication Date
SE9602017D0 SE9602017D0 (sv) 1996-05-28
SE9602017L true SE9602017L (sv) 1997-03-01
SE524260C2 SE524260C2 (sv) 2004-07-20

Family

ID=24074673

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9602017A SE524260C2 (sv) 1995-08-31 1996-05-28 Förfarande och apparat för massaframställning från sågspån

Country Status (4)

Country Link
US (2) US6325888B1 (sv)
CA (1) CA2174875C (sv)
FI (1) FI119553B (sv)
SE (1) SE524260C2 (sv)

Families Citing this family (22)

* 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
CA2383279A1 (fr) * 2002-05-06 2003-11-06 Sylvain Cloutier Reacteur
SE519555C2 (sv) * 2002-05-21 2003-03-11 Kvaerner Pulping Tech Metod för kontinuerlig kokning av vedrådvara till cellulosamassa
WO2004005608A1 (en) * 2002-07-02 2004-01-15 Andritz, Inc. Solvent pulping of biomass
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
US7771565B2 (en) * 2006-02-21 2010-08-10 Packaging Corporation Of America Method of pre-treating woodchips prior to mechanical pulping
US8734610B2 (en) * 2007-05-23 2014-05-27 Andritz Inc. Two vessel reactor system and method for hydrolysis and digestion of wood chips with chemical enhanced wash method
JP5215706B2 (ja) * 2007-08-01 2013-06-19 三井造船株式会社 固気２相物質の押し込み装置
MX2011009269A (es) * 2009-03-03 2011-09-26 Poet Res Inc Fermentacion de biomasa para la produccion de etanol.
US8956505B2 (en) * 2009-06-11 2015-02-17 Andritz Technology And Asset Management Gmbh Compact feed system and method for comminuted cellulosic material
US8628623B2 (en) * 2009-12-21 2014-01-14 Andritz Technology And Asset Management Gmbh Method and process for dry discharge in a pressurized pretreatment reactor
WO2011116320A1 (en) 2010-03-19 2011-09-22 Poet Research, Inc. System for treatment of biomass to facilitate the production of ethanol
EP2547778B1 (en) 2010-03-19 2019-09-04 POET Research, Inc. System for the treatment of biomass
CN103547677B (zh) 2011-01-18 2016-10-12 波特研究公司 用于生物质水解的体系和方法
BR112014000351A2 (pt) 2011-07-07 2017-01-10 Poet Res Inc “método para tratamento prévio de biomassa lignocelulósica”
US20170175328A1 (en) * 2015-12-21 2017-06-22 Andritz Inc. Method and apparatus for pumping sawdust feed in a sawdust pulping system
CN107130456B (zh) * 2016-02-29 2021-05-07 山东泉林纸业有限责任公司 一种禾草类原料的连续蒸煮方法及装置
FI127474B (sv) * 2017-01-20 2018-06-29 Valmet Technologies Oy Förfarande och system för värmeåtervinning med anknytning till funktionen av en smältlösare vid en sodapanna
US11655588B2 (en) 2017-05-24 2023-05-23 Valmet Ab System and chip chute for feeding comminuted cellulosic material
CN110699996B (zh) * 2018-07-09 2021-08-06 吉林中粮生化有限公司 用于带压容器的排料装置以及蒸汽蒸煮系统
CN113308923B (zh) * 2021-05-28 2022-06-10 北京三联虹普新合纤技术服务股份有限公司 一种用于制备Lyocell纤维的浆粕均化与调质系统
AT527339A1 (de) 2023-07-11 2025-01-15 Mondi Ag Verfahren zur Herstellung von Papier aus Abfallholz sowie daraus hergestelltes Papier

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3475271A (en) 1966-02-07 1969-10-28 Kamyr Ab Cellulose digester with washing apparatus
US3294623A (en) * 1966-02-23 1966-12-27 Int Paper Co Continuous digestion and purification with recirculation of liquor
DE3564300D1 (en) 1984-04-02 1988-09-15 Kamyr Inc Sawdust pumping, and processing
US5266159A (en) 1991-10-25 1993-11-30 Kamyr, Inc. Mass flow measurement, preferably for controlling chip feed to a digester
US5444884A (en) 1994-07-15 1995-08-29 Kamyr, Inc. Controlling screen backflush and wash distribution in a pressure diffuser

Also Published As

Publication number Publication date
US6325888B1 (en) 2001-12-04
US20020026990A1 (en) 2002-03-07
CA2174875A1 (en) 1997-03-01
US6379504B1 (en) 2002-04-30
SE9602017D0 (sv) 1996-05-28
CA2174875C (en) 2007-01-23
SE524260C2 (sv) 2004-07-20
FI119553B (sv) 2008-12-31
FI963361L (sv) 1997-03-01
FI963361A0 (sv) 1996-08-29

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Legal Events

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NUG Patent has lapsed