SE9602016L - Förbehandling av flis före kokning - Google Patents

Förbehandling av flis före kokning

Info

Publication number
SE9602016L
SE9602016L SE9602016A SE9602016A SE9602016L SE 9602016 L SE9602016 L SE 9602016L SE 9602016 A SE9602016 A SE 9602016A SE 9602016 A SE9602016 A SE 9602016A SE 9602016 L SE9602016 L SE 9602016L
Authority
SE
Sweden
Prior art keywords
wood chips
temperature
alkaline liquid
cooking temperature
pulp
Prior art date
Application number
SE9602016A
Other languages
Unknown language ( )
English (en)
Other versions
SE522853C2 (sv
SE9602016D0 (sv
Inventor
Kaj O Henricson
Aki Hannu Vilpponen
Hannu Olavi Ramark
Auvo Kimmo Kettunen
C Bertil Stromberg
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23829821&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=SE9602016(L) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Kamyr Inc filed Critical Kamyr Inc
Publication of SE9602016D0 publication Critical patent/SE9602016D0/sv
Publication of SE9602016L publication Critical patent/SE9602016L/sv
Publication of SE522853C2 publication Critical patent/SE522853C2/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
    • D21C1/00—Pretreatment of the finely-divided materials before digesting
    • D21C1/06—Pretreatment of the finely-divided materials before digesting with alkaline reacting compounds
    • 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)
SE9602016A 1995-06-02 1996-05-28 System för att förbehanda flis före kokning SE522853C2 (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/460,723 US6248208B1 (en) 1995-06-02 1995-06-02 Pretreatment of chips before cooking

Publications (3)

Publication Number Publication Date
SE9602016D0 SE9602016D0 (sv) 1996-05-28
SE9602016L true SE9602016L (sv) 1996-12-03
SE522853C2 SE522853C2 (sv) 2004-03-09

Family

ID=23829821

Family Applications (3)

Application Number Title Priority Date Filing Date
SE1150802A SE1150802A1 (sv) 1995-06-02 1996-05-28 Förbehandling av flis före kokning
SE9602016A SE522853C2 (sv) 1995-06-02 1996-05-28 System för att förbehanda flis före kokning
SE0400568A SE534950C2 (sv) 1995-06-02 2004-03-08 Förfarande för att förbehandla flis före kokning genom "kall" impregnering

Family Applications Before (1)

Application Number Title Priority Date Filing Date
SE1150802A SE1150802A1 (sv) 1995-06-02 1996-05-28 Förbehandling av flis före kokning

Family Applications After (1)

Application Number Title Priority Date Filing Date
SE0400568A SE534950C2 (sv) 1995-06-02 2004-03-08 Förfarande för att förbehandla flis före kokning genom "kall" impregnering

Country Status (5)

Country Link
US (3) US6248208B1 (sv)
JP (1) JP3682935B2 (sv)
CA (1) CA2174874C (sv)
FI (2) FI120649B (sv)
SE (3) SE1150802A1 (sv)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5958181A (en) * 1997-08-07 1999-09-28 Ahlstrom Machinery, Inc. Continuous cooking with a two-stage cool impregnation
FI20002587L (sv) * 2000-11-24 2002-05-25 Metso Paper Inc Förfarande för alkalisk satsvis kokning av fibermaterial
FI20002586L (sv) * 2000-11-24 2002-05-25 Metso Paper Inc Förfarande för alkalisk satsvid kokning av fibermaterial
SE519262E (sv) * 2002-03-15 2008-01-08 Kvaerner Pulping Tech Förfarande för matning av cellulosaflis vid kontinuerlig kokning
CN1318688C (zh) * 2003-08-26 2007-05-30 山东泉林纸业有限责任公司 一种烧碱法制浆所用原料的浸渍预处理工艺
US7923802B2 (en) * 2006-10-13 2011-04-12 Hewlett-Packard Development Company, L.P. Method and apparatus for forming a photodiode
SE0401870D0 (sv) * 2004-07-15 2004-07-15 Kvaerner Pulping Tech Förfarande för impregnering av flis
EP3002365A1 (en) * 2005-05-24 2016-04-06 International Paper Company Modified kraft fibers
US7520958B2 (en) * 2005-05-24 2009-04-21 International Paper Company Modified kraft fibers
US7771565B2 (en) * 2006-02-21 2010-08-10 Packaging Corporation Of America Method of pre-treating woodchips prior to mechanical pulping
US20070240837A1 (en) * 2006-04-13 2007-10-18 Andritz Inc. Hardwood alkaline pulping processes and systems
US8262856B2 (en) * 2007-06-18 2012-09-11 Andritz Inc. Processes and systems for the bleaching of lignocellulosic pulps following cooking with soda and anthraquinone
US20090038767A1 (en) * 2007-08-07 2009-02-12 Andritz Inc. Method and System for Semi-Chemical Pulping
FR2932815B1 (fr) * 2008-06-23 2015-10-30 Cie Ind De La Matiere Vegetale Cimv Procede de pretraitement de la matiere premiere vegetale pour la production, a partir de ressources sacchariferes et lignocellulosiques, de bioethanol et/ou de sucre, et installation.
JP5808795B2 (ja) * 2010-05-04 2015-11-10 バイーア スペシャルティ セルロース ソシエダッド アノニマ 高アルファ溶解パルプの製造のための方法及びシステム
KR20110123184A (ko) 2010-05-06 2011-11-14 바히아 스페셜티 셀룰로스 에스에이 높은 알파 용해 펄프 제조를 위한 방법 및 시스템
AU2010202496B2 (en) * 2010-05-04 2015-04-16 Bahia Specialty Cellulose Sa Method and system for high alpha dissolving pulp production
EP2707539B1 (en) * 2011-05-13 2019-05-08 Valmet Aktiebolag Compact process for producing prehydrolyzed pulp
RU2665424C1 (ru) * 2014-08-26 2018-08-29 Вальмет Аб Экономически эффективный способ сульфатной варки с применением полисульфидного варочного щелока
WO2021024025A1 (en) * 2019-08-08 2021-02-11 Thai Eastern Pulp And Paper Co., Ltd. A hopper and a system for preparing empty fruit bunch fiber in a paper and/or pulp production process

Family Cites Families (15)

* 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
US3664918A (en) * 1969-12-09 1972-05-23 Pulp Paper Res Inst Vapor phase pulping of water saturated lignocellulosic materials
SE359331B (sv) 1970-03-17 1973-08-27 Kamyr Ab
SE468053B (sv) 1988-12-20 1992-10-26 Kamyr Ab Saett vid kontinuerlig uppslutningskokning av cellulosahaltigt fibermaterial
US5192396A (en) 1988-12-20 1993-03-09 Kamyr Ab Process for the continuous digestion of cellulosic fiber material
US5053108A (en) 1989-06-28 1991-10-01 Kamyr Ab High sulfidity cook for paper pulp using black liquor sulfonization of steamed chips
US5236553A (en) 1989-06-28 1993-08-17 Kamyr Ab Continuous cooking with reduced horsepower and pulp degradation
DE69004438T2 (de) 1989-09-28 1994-05-11 Beloit Technologies Inc Heizung mit verschiebung in kontinuierlichen zellstoffkochern.
DE69111165T2 (de) 1990-09-20 1995-11-16 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
SE502039C2 (sv) 1993-12-29 1995-07-24 Kvaerner Pulping Tech Sätt och anordning för kontinuerlig kokning av massa
US5476572A (en) * 1994-06-16 1995-12-19 Kamyr, Inc. Chip feeding for a continuous digester
US5522958A (en) 1994-07-18 1996-06-04 Pulp And Paper Research Institute Of Canada Two-stage kraft cooking
US5660686A (en) * 1994-09-02 1997-08-26 Ahlstrom Machinery Inc. Cooking with spent liquor pretreatment of cellulose material
US5622598A (en) * 1995-04-25 1997-04-22 Ahlstrom Machinery Inc. Chip pumping to a digester

Also Published As

Publication number Publication date
US20010013398A1 (en) 2001-08-16
CA2174874A1 (en) 1996-12-03
SE534950C2 (sv) 2012-02-28
US6544384B2 (en) 2003-04-08
SE1150802A1 (sv) 2011-09-06
FI120649B (sv) 2010-01-15
SE522853C2 (sv) 2004-03-09
US6248208B1 (en) 2001-06-19
JPH093787A (ja) 1997-01-07
SE0400568D0 (sv) 2004-03-08
CA2174874C (en) 2004-07-20
US6506283B2 (en) 2003-01-14
SE0400568L (sv) 2004-03-08
JP3682935B2 (ja) 2005-08-17
FI20060245A7 (sv) 2006-03-16
FI20060245L (sv) 2006-03-16
SE9602016D0 (sv) 1996-05-28
US20020017370A1 (en) 2002-02-14
FI962281A0 (sv) 1996-05-31
FI962281L (sv) 1997-12-01

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Legal Events

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NUG Patent has lapsed