CA2413386A1 - Procedes et systemes pour traiter les noeuds lors d'un procede de reduction en pate chimique - Google Patents

Procedes et systemes pour traiter les noeuds lors d'un procede de reduction en pate chimique Download PDF

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Publication number
CA2413386A1
CA2413386A1 CA002413386A CA2413386A CA2413386A1 CA 2413386 A1 CA2413386 A1 CA 2413386A1 CA 002413386 A CA002413386 A CA 002413386A CA 2413386 A CA2413386 A CA 2413386A CA 2413386 A1 CA2413386 A1 CA 2413386A1
Authority
CA
Canada
Prior art keywords
slurry
knots
low pressure
vessel
knot
Prior art date
Legal status (The legal status 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 status listed.)
Abandoned
Application number
CA002413386A
Other languages
English (en)
Inventor
C. Bertil Stromberg
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Andritz Inc
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 CA2413386A1 publication Critical patent/CA2413386A1/fr
Abandoned legal-status Critical Current

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
    • D21C7/06—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
    • D21C7/08—Discharge devices

Landscapes

  • Paper (AREA)
CA002413386A 2001-12-04 2002-12-03 Procedes et systemes pour traiter les noeuds lors d'un procede de reduction en pate chimique Abandoned CA2413386A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US33496301P 2001-12-04 2001-12-04
US60/334,963 2001-12-04
US10/283,369 US20030102092A1 (en) 2001-12-04 2002-10-30 Processes and systems for handling knots in a chemical pulping process
US10/283,369 2002-10-30

Publications (1)

Publication Number Publication Date
CA2413386A1 true CA2413386A1 (fr) 2003-06-04

Family

ID=46150221

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002413386A Abandoned CA2413386A1 (fr) 2001-12-04 2002-12-03 Procedes et systemes pour traiter les noeuds lors d'un procede de reduction en pate chimique

Country Status (5)

Country Link
US (1) US20030102092A1 (fr)
JP (1) JP2003193386A (fr)
CA (1) CA2413386A1 (fr)
FI (1) FI20022097A (fr)
SE (1) SE0203600L (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011102760A1 (fr) * 2010-02-17 2011-08-25 Metso Paper Sweden Ab Procédé et système de recyclage de rebuts au cours d'un processus de cuisson d'une pâte chimique
US9580864B2 (en) * 2011-08-30 2017-02-28 Valmet Ab Kraft cooking method using polysulfide cooking liquor

Also Published As

Publication number Publication date
SE0203600D0 (sv) 2002-12-04
FI20022097A0 (fi) 2002-11-26
JP2003193386A (ja) 2003-07-09
US20030102092A1 (en) 2003-06-05
FI20022097A (fi) 2003-06-05
SE0203600L (sv) 2003-06-05

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Legal Events

Date Code Title Description
FZDE Discontinued