SE520796C2 - Förfarande och anordning för införande av utspädnings- eller behandlinglut i ett kärl för behandling eller framställning av kemisk massa - Google Patents

Förfarande och anordning för införande av utspädnings- eller behandlinglut i ett kärl för behandling eller framställning av kemisk massa

Info

Publication number
SE520796C2
SE520796C2 SE9803982A SE9803982A SE520796C2 SE 520796 C2 SE520796 C2 SE 520796C2 SE 9803982 A SE9803982 A SE 9803982A SE 9803982 A SE9803982 A SE 9803982A SE 520796 C2 SE520796 C2 SE 520796C2
Authority
SE
Sweden
Prior art keywords
vessel
liquid
arrangement
screen
cavity
Prior art date
Application number
SE9803982A
Other languages
English (en)
Swedish (sv)
Other versions
SE9803982D0 (sv
SE9803982L (sv
Inventor
Grant E Bechard
John Hefele
Larry W Laakso
Mark D Barrett
R Fred Chasse
Original Assignee
Andritz 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 Andritz Inc filed Critical Andritz Inc
Publication of SE9803982D0 publication Critical patent/SE9803982D0/xx
Publication of SE9803982L publication Critical patent/SE9803982L/
Publication of SE520796C2 publication Critical patent/SE520796C2/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
    • 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)
SE9803982A 1997-12-09 1998-11-20 Förfarande och anordning för införande av utspädnings- eller behandlinglut i ett kärl för behandling eller framställning av kemisk massa SE520796C2 (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/987,772 US6123808A (en) 1997-12-09 1997-12-09 Distribution of dilution liquor to the discharge of a cellulose pulp digester

Publications (3)

Publication Number Publication Date
SE9803982D0 SE9803982D0 (sv) 1998-11-20
SE9803982L SE9803982L (sv) 1999-06-10
SE520796C2 true SE520796C2 (sv) 2003-08-26

Family

ID=25533540

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9803982A SE520796C2 (sv) 1997-12-09 1998-11-20 Förfarande och anordning för införande av utspädnings- eller behandlinglut i ett kärl för behandling eller framställning av kemisk massa

Country Status (5)

Country Link
US (1) US6123808A (fi)
JP (1) JPH11217785A (fi)
CA (1) CA2251483A1 (fi)
FI (1) FI982467L (fi)
SE (1) SE520796C2 (fi)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI119107B (fi) * 2001-11-06 2008-07-31 Metso Paper Inc Järjestely sihdin asentamiseksi
US20030131956A1 (en) * 2002-01-16 2003-07-17 Stromberg C. Bertil Continuous pulping processes and systems
US20050274468A1 (en) * 2004-05-28 2005-12-15 Metso Paper, Inc. Central screen
FI117477B (fi) * 2004-05-28 2006-10-31 Metso Paper Inc Sihtielin
US20080271860A1 (en) * 2005-01-19 2008-11-06 Craig Alan Bianchini Method and apparatus to distribute the inflow of liquors in batch digester
US20060157209A1 (en) * 2005-01-19 2006-07-20 Bianchini Craig A Method and apparatus to distribute the inflow of liquors in a Batch Digester
SE531067C2 (sv) * 2005-09-15 2008-12-09 Metso Fiber Karlstad Ab Kontinuerlig kokare med vätskecirkulation
US8795468B2 (en) 2010-07-09 2014-08-05 Valmet Ab Method and system for impregnating chips
BR112016023526A2 (pt) * 2014-04-07 2017-08-15 Stora Enso Oyj método de digestão de material fibroso de celulose em um digestor de processamento contínuo
WO2016145276A1 (en) 2015-03-11 2016-09-15 Andritz Inc. Processes and systems for the pulping of lignocellulosic materials
SE541978C2 (en) * 2018-03-13 2020-01-14 Valmet Oy Arrangement for withdrawing treatment liquors in a continuous treatment vessel system, and a corresponding control system

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3035963A (en) * 1958-02-19 1962-05-22 Lummus Co Process for the continuous digestion of cellulosic materials
NO115278B (fi) * 1962-03-03 1968-09-09 Kamyr Ab
SE300755B (fi) * 1964-04-16 1968-05-06 Kamyr Ab
SE330819B (fi) * 1966-09-12 1970-11-30 Kamyr Ab
SE357219B (fi) * 1970-02-11 1973-06-18 Kamyr Ab
SE359331B (fi) * 1970-03-17 1973-08-27 Kamyr Ab
SE343344B (fi) * 1970-06-29 1972-03-06 Kamyr Ab
SE389520B (sv) * 1973-09-03 1976-11-08 Kamyr Ab Apparat for kontinuerlig utvinning av hydrolysat ur finfordelat fibermaterial
US4547264A (en) * 1979-02-12 1985-10-15 Kamyr, Inc. Method of withdrawing liquid from a pair of vertically spaced annular screens
US5069752A (en) * 1990-04-30 1991-12-03 Kamyr Ab Digester screen switching
US5236554A (en) * 1991-08-16 1993-08-17 Kamyr, Inc. Digester having plural screens with means for controlling liquid injection and withdrawal
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

Also Published As

Publication number Publication date
FI982467A7 (fi) 1999-06-10
SE9803982D0 (sv) 1998-11-20
SE9803982L (sv) 1999-06-10
FI982467A0 (fi) 1998-11-16
CA2251483A1 (en) 1999-06-09
JPH11217785A (ja) 1999-08-10
US6123808A (en) 2000-09-26
FI982467L (fi) 1999-06-10

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Legal Events

Date Code Title Description
NUG Patent has lapsed