SE9400616L - Omhändertagande av kvist vid kontinuerlig kokning - Google Patents

Omhändertagande av kvist vid kontinuerlig kokning

Info

Publication number
SE9400616L
SE9400616L SE9400616A SE9400616A SE9400616L SE 9400616 L SE9400616 L SE 9400616L SE 9400616 A SE9400616 A SE 9400616A SE 9400616 A SE9400616 A SE 9400616A SE 9400616 L SE9400616 L SE 9400616L
Authority
SE
Sweden
Prior art keywords
pulp
pct
fed
flow
chips
Prior art date
Application number
SE9400616A
Other languages
Unknown language ( )
English (en)
Other versions
SE9400616D0 (sv
SE501369C2 (sv
Inventor
Elisabeth Andtbacka
Stig Andtbacka
Anders Bergqvist
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
Priority to SE9400616A priority Critical patent/SE501369C2/sv
Publication of SE9400616D0 publication Critical patent/SE9400616D0/sv
Priority to JP52228795A priority patent/JP3723573B2/ja
Priority to US08/530,350 priority patent/US5672245A/en
Priority to BR9408532A priority patent/BR9408532A/pt
Priority to AU14284/95A priority patent/AU1428495A/en
Priority to CA002182688A priority patent/CA2182688C/en
Priority to PCT/SE1994/001135 priority patent/WO1995023257A1/en
Priority to ZA95112A priority patent/ZA95112B/xx
Publication of SE9400616L publication Critical patent/SE9400616L/sv
Publication of SE501369C2 publication Critical patent/SE501369C2/sv
Priority to FI962938A priority patent/FI112956B/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
    • 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
    • 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
    • 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)
SE9400616A 1994-02-23 1994-02-23 Omhändertagande av kvist vid kontinuerlig kokning SE501369C2 (sv)

Priority Applications (9)

Application Number Priority Date Filing Date Title
SE9400616A SE501369C2 (sv) 1994-02-23 1994-02-23 Omhändertagande av kvist vid kontinuerlig kokning
PCT/SE1994/001135 WO1995023257A1 (en) 1994-02-23 1994-11-28 Recycling of knots in a continuous process for cooking chemical pulp
AU14284/95A AU1428495A (en) 1994-02-23 1994-11-28 Recycling of knots in a continuous process for cooking chemical pulp
US08/530,350 US5672245A (en) 1994-02-23 1994-11-28 Recycling of knots in a continuous process for cooking chemical pulp
BR9408532A BR9408532A (pt) 1994-02-23 1994-11-28 Processo para a cocção contínua de polpa química
JP52228795A JP3723573B2 (ja) 1994-02-23 1994-11-28 化学パルプを蒸煮する連続法における木節（きぶし）の再循環
CA002182688A CA2182688C (en) 1994-02-23 1994-11-28 Recycling of knots in a continuous process for cooking chemical pulp
ZA95112A ZA95112B (en) 1994-02-23 1995-01-09 Process for continuous cooking of chemical pulp
FI962938A FI112956B (sv) 1994-02-23 1996-07-23 Recirkulering av kvistar i ett förfarande vid kontinuerlig kokning av kemisk massa

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9400616A SE501369C2 (sv) 1994-02-23 1994-02-23 Omhändertagande av kvist vid kontinuerlig kokning

Publications (3)

Publication Number Publication Date
SE9400616D0 SE9400616D0 (sv) 1994-02-23
SE9400616L true SE9400616L (sv) 1995-01-23
SE501369C2 SE501369C2 (sv) 1995-01-23

Family

ID=20393048

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9400616A SE501369C2 (sv) 1994-02-23 1994-02-23 Omhändertagande av kvist vid kontinuerlig kokning

Country Status (9)

Country Link
US (1) US5672245A (sv)
JP (1) JP3723573B2 (sv)
AU (1) AU1428495A (sv)
BR (1) BR9408532A (sv)
CA (1) CA2182688C (sv)
FI (1) FI112956B (sv)
SE (1) SE501369C2 (sv)
WO (1) WO1995023257A1 (sv)
ZA (1) ZA95112B (sv)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6024227A (en) 1997-08-04 2000-02-15 Ahlstrom Machinery Inc. Tramp material removal from pulp feed systems
SE0004050L (sv) * 2000-11-03 2001-11-05 Kvaerner Pulping Tech Kontinuerlig kokning av massa med nettomedströmsflöde i kokarens bottenparti
SE518897C2 (sv) * 2001-04-17 2002-12-03 Lars Obitz System och metod för matning av fibrer från ett fiberseparationssteg vid ett första tryck till ett torkningssteg vid ett andra, lägre tryck
SE525065C2 (sv) * 2003-04-17 2004-11-23 Kvaerner Pulping Tech Förbehandling av flis med sur vätska vid ångbasning
WO2009076760A1 (en) * 2007-12-19 2009-06-25 Fpinnovations Conversion of knot rejects from chemical pulping
WO2011102760A1 (en) * 2010-02-17 2011-08-25 Metso Paper Sweden Ab Method and system for recycling of rejects in a process for cooking chemical pulp
US9580864B2 (en) * 2011-08-30 2017-02-28 Valmet Ab Kraft cooking method using polysulfide cooking liquor
CA2824076A1 (en) 2012-08-21 2014-02-21 University Of New Brunswick System and method for reclaiming rejects in sulfite pulping
CN105084010B (zh) * 2015-08-12 2017-11-21 海南金海浆纸业有限公司 一种高压喂料器及系统
CN107022917A (zh) * 2017-05-08 2017-08-08 柯利佳 连续蒸煮器

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3393121A (en) * 1965-02-05 1968-07-16 Scott Paper Co Soda cook of acid sulfite knotter rejects
US4002528A (en) * 1972-02-18 1977-01-11 Kamyr, Inc. Apparatus for processing pulp
US3886035A (en) * 1973-03-12 1975-05-27 Kamyr Inc Process for separating knots from pulp
NO151123C (no) * 1975-11-06 1985-02-13 Kamyr Inc Fremgangsmaate til fremstilling av en homogen cullulosemasse
US5401361A (en) * 1992-08-19 1995-03-28 Kamyr, Inc. Completely coutercurrent cook continuous digester
US5302247A (en) * 1992-11-02 1994-04-12 Kamyr, Inc. Top circulation line cooling for a modified cook digester

Also Published As

Publication number Publication date
JPH09509229A (ja) 1997-09-16
AU1428495A (en) 1995-09-11
CA2182688C (en) 2005-04-05
ZA95112B (en) 1996-02-05
JP3723573B2 (ja) 2005-12-07
CA2182688A1 (en) 1995-08-31
US5672245A (en) 1997-09-30
FI962938A0 (sv) 1996-07-23
BR9408532A (pt) 1997-08-05
FI962938A (sv) 1996-07-23
SE9400616D0 (sv) 1994-02-23
SE501369C2 (sv) 1995-01-23
FI112956B (sv) 2004-02-13
WO1995023257A1 (en) 1995-08-31

Similar Documents

Publication Publication Date Title
SE9400616L (sv) Omhändertagande av kvist vid kontinuerlig kokning
FI964466A (sv) Förfarande för framställning av ytterst blek massa
SE0500672L (sv) Metod och arrangemang vid matning av en flissuspension
NZ502621A (en) Method and apparatus for pulp yield enhancement by adding dilution water and acidifying agent
CA1240456A (en) Mechanical pulping
CA1278208C (en) Treatment of high yield pulp
SE9700704D0 (sv) Cooking with spent liquor pretreatment of cellulose material
US4002528A (en) Apparatus for processing pulp
US4596631A (en) Method of removing latency from medium consistency pulps by pumping the pulp
CA2357864A1 (en) Process for continuous cooking of pulp
DE69520440D1 (de) Verfahren und vorrichtung zum kontinuierlichen herstellen von zellstoffbrei
SE0004049L (sv) Kontinuerlig kokning av massa med avdrag av begagnad koklut dels från kokaren, dels från en efterföljande tryckdiffusör
BR9201399A (pt) Aparelho para tratamento de pasta de celulose,processo de tratar suspensao de material fibroso celulosico cominuido e conjunto depurador e chicana para um vaso de tratamento
CA2365017A1 (en) Method for manufacturing bleached mechanical and chemithermomechanical pulp
SE0101554L (sv) Avlägsnande av metall från finfördelat cellulosahaltigt fibermaterial under inmatning
US20030102093A1 (en) Processes and systems for handling knots in a chemical pulping process
ES2171562T3 (es) Impregnacion de lejia negra en un digestor hidraulico de una sola cuba.
SE0102387L (sv) Behandling av återcirkulerade filtrater i tillverkning av massa
FI104333B (sv) Förfarande för behandling av massa
BR9407975A (pt) Processo de separaçao de ions de metal de pasta de material contendo lignocelulose
SE0000151D0 (sv) Förfarande och anordning för avskiljning av såpa
RU93033715A (ru) Установка получения целлюлозы для химической переработки
RU95111175A (ru) Способ получения беленой химико-термомеханической массы из лиственной древесины

Legal Events

Date Code Title Description
NUG Patent has lapsed