SE522358E - Kontinuerlig lågtemperaturgasfaskokare - Google Patents

Kontinuerlig lågtemperaturgasfaskokare

Info

Publication number
SE522358E
SE522358E SE9800354A SE9800354A SE522358E SE 522358 E SE522358 E SE 522358E SE 9800354 A SE9800354 A SE 9800354A SE 9800354 A SE9800354 A SE 9800354A SE 522358 E SE522358 E SE 522358E
Authority
SE
Sweden
Prior art keywords
low temperature
gas phase
temperature gas
continuous low
cooker
Prior art date
Application number
SE9800354A
Other languages
English (en)
Other versions
SE522358C2 (sv
SE522358C3 (sv
SE9800354L (sv
SE9800354D0 (en
Inventor
Richard O Laakso
C Bertil Stromberg
Kaj O Henricson
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25170532&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=SE522358(E) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Andritz Inc filed Critical Andritz Inc
Publication of SE9800354D0 publication Critical patent/SE9800354D0/xx
Publication of SE9800354L publication Critical patent/SE9800354L/sv
Publication of SE522358C2 publication Critical patent/SE522358C2/sv
Publication of SE522358C3 publication Critical patent/SE522358C3/sv
Publication of SE522358E publication Critical patent/SE522358E/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
    • 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
    • D21C7/00—Digesters
    • 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
    • D21C7/06—Feeding devices
    • 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
    • D21C7/10—Heating devices
SE9800354A 1997-02-10 1998-02-06 Kontinuerlig lågtemperaturgasfaskokare SE522358E (sv)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/797,327 US5882477A (en) 1997-02-10 1997-02-10 Continuous digester with a low temperature gas-phase
US09/014,243 US6024837A (en) 1997-02-10 1998-01-27 Low temperature gas phase continuous digester

Publications (5)

Publication Number Publication Date
SE9800354D0 SE9800354D0 (en) 1998-02-06
SE9800354L SE9800354L (sv) 1998-08-11
SE522358C2 SE522358C2 (sv) 2004-02-03
SE522358C3 SE522358C3 (sv) 2004-04-14
SE522358E true SE522358E (sv) 2010-08-03

Family

ID=25170532

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9800354A SE522358E (sv) 1997-02-10 1998-02-06 Kontinuerlig lågtemperaturgasfaskokare

Country Status (6)

Country Link
US (2) US5882477A (sv)
JP (1) JP3326430B2 (sv)
BR (1) BR9800594B1 (sv)
CA (2) CA2228984C (sv)
FI (1) FI122625B (sv)
SE (1) SE522358E (sv)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE511850C2 (sv) 1997-02-10 1999-12-06 Kvaerner Pulping Tech Sätt och anläggning för kontinuerlig kokning av fibermaterial
US6103057A (en) * 1997-06-11 2000-08-15 Fagerlund; Bertil K. Kraft digesting process wherein a vapor interface is formed by withdrawing hot cooking liquor
US6086717A (en) * 1997-08-07 2000-07-11 Kvaerner Pulping Ab Separator having a screen basket disposed in a digester
US6171494B1 (en) * 1997-08-07 2001-01-09 Kvaener Pulping Ab Hydraulic vessel system having a downwardly feeding separator
CA2318027C (en) * 1999-09-13 2008-07-08 Andritz-Ahlstrom Inc. Treating pulp with yield or strength-enhancing additive
SE9904847L (sv) * 1999-12-29 2001-02-05 Kvaerner Pulping Tech Förfarande för reglering av koktemperaturen i en kontinuerlig ångfaskokare
US20020129911A1 (en) * 2000-10-16 2002-09-19 Marcoccia Bruno S. Process and configuration for providing external upflow/internal downflow in a continuous digester
FI20002587A (sv) * 2000-11-24 2002-05-25 Metso Paper Inc Förfarande för alkalisk satsvis kokning av fibermaterial
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
SE520956C2 (sv) * 2001-12-05 2003-09-16 Kvaerner Pulping Tech Kontinuerlig kokning med extra uppehållstid för avdragen vätska utanför kokaren
US7105076B2 (en) * 2002-02-04 2006-09-12 Andritz Inc. Gas phase continuous digester having an inverted top separator with liquor injection
SE519555C2 (sv) * 2002-05-21 2003-03-11 Kvaerner Pulping Tech Metod för kontinuerlig kokning av vedrådvara till cellulosamassa
US20040200587A1 (en) * 2003-04-08 2004-10-14 Herring William J. Cellulose pulp having increased hemicellulose content
US20040200589A1 (en) * 2003-04-08 2004-10-14 Herring William J. Method of making pulp having high hemicellulose content
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
US20080029233A1 (en) * 2006-08-03 2008-02-07 Purevision Technology, Inc. Moving bed biomass fractionation system and method
US8951388B2 (en) 2011-04-08 2015-02-10 Pec-Tech Engineering And Construction Pte Ltd Method and system for efficient production of dissolving pulp in a kraft mill producing paper grade pulp with a continuous type digester
JP5859339B2 (ja) * 2011-08-15 2016-02-10 三菱重工業株式会社 チャー回収装置
US20130248127A1 (en) * 2012-03-22 2013-09-26 Savcor Forest Oy Method and arrangement for measuring and controlling chip and/or liquid level
WO2019067526A1 (en) 2017-09-26 2019-04-04 Poet Research, Inc. SYSTEMS AND METHODS FOR TREATING LIGNOCELLULOSIC BIOMASS
FI128975B (sv) 2018-11-22 2021-04-15 Andritz Oy Arrangemang för installering av övervakningssensorer i ett behandlingskärl för lignocellulosahaltigt material

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3380883A (en) * 1963-09-27 1968-04-30 Kamyr Ab Method and apparatus for performing prehydrolysis in a continuous counterflow digester
SE300755B (sv) * 1964-04-16 1968-05-06 Kamyr Ab
SE330819B (sv) * 1966-09-12 1970-11-30 Kamyr Ab
SE305582B (sv) * 1967-09-18 1968-10-28 Kamyr Ab
SE359331B (sv) * 1970-03-17 1973-08-27 Kamyr Ab
US4668340A (en) * 1984-03-20 1987-05-26 Kamyr, Inc. Method of countercurrent acid hydrolysis of comminuted cellulosic fibrous 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
US5413677A (en) * 1993-04-05 1995-05-09 Kamyr, Inc. Method for producing chemical pulp from hardwood chips
US5536366A (en) * 1993-05-04 1996-07-16 Ahlstrom Machinery Inc. Digester system for implementing low dissolved solids profiling

Also Published As

Publication number Publication date
SE522358C2 (sv) 2004-02-03
SE522358C3 (sv) 2004-04-14
CA2404796A1 (en) 1998-08-10
CA2228984C (en) 2004-04-27
CA2228984A1 (en) 1998-08-10
JP3326430B2 (ja) 2002-09-24
US6024837A (en) 2000-02-15
CA2404796C (en) 2004-09-07
US5882477A (en) 1999-03-16
JPH10331085A (ja) 1998-12-15
SE9800354L (sv) 1998-08-11
BR9800594A (pt) 2000-10-24
BR9800594B1 (pt) 2009-08-11
FI980246A (sv) 1998-08-11
FI980246A0 (sv) 1998-02-04
FI122625B (sv) 2012-04-30
SE9800354D0 (en) 1998-02-06

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Legal Events

Date Code Title Description
RPOP Patent has been republished in amended form after opposition
NUG Patent has lapsed