PT100799A - Processo para a digestao continua de material de fibra celulosica - Google Patents

Processo para a digestao continua de material de fibra celulosica Download PDF

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Publication number
PT100799A
PT100799A PT100799A PT10079992A PT100799A PT 100799 A PT100799 A PT 100799A PT 100799 A PT100799 A PT 100799A PT 10079992 A PT10079992 A PT 10079992A PT 100799 A PT100799 A PT 100799A
Authority
PT
Portugal
Prior art keywords
liquid
impregnation
digestion
withdrawn
digester
Prior art date
Application number
PT100799A
Other languages
English (en)
Portuguese (pt)
Inventor
Ake Backlund
Original Assignee
Kamyr Ab
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 Kamyr Ab filed Critical Kamyr Ab
Publication of PT100799A publication Critical patent/PT100799A/pt

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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
    • 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
    • D21C1/00—Pretreatment of the finely-divided materials before digesting

Landscapes

  • Paper (AREA)
  • Artificial Filaments (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
PT100799A 1991-08-23 1992-08-21 Processo para a digestao continua de material de fibra celulosica PT100799A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9102427A SE469078B (sv) 1991-08-23 1991-08-23 Saett vid kontinuerlig kokning av cellulosahaltigt fibermaterial

Publications (1)

Publication Number Publication Date
PT100799A true PT100799A (pt) 1994-05-31

Family

ID=20383529

Family Applications (1)

Application Number Title Priority Date Filing Date
PT100799A PT100799A (pt) 1991-08-23 1992-08-21 Processo para a digestao continua de material de fibra celulosica

Country Status (11)

Country Link
EP (1) EP0662169B1 (fi)
JP (1) JPH06510091A (fi)
AT (1) ATE145025T1 (fi)
AU (1) AU2490392A (fi)
CA (1) CA2115578A1 (fi)
DE (1) DE69215110T2 (fi)
FI (1) FI940826A0 (fi)
ID (1) ID848B (fi)
PT (1) PT100799A (fi)
SE (1) SE469078B (fi)
WO (1) WO1993004232A1 (fi)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5413677A (en) * 1993-04-05 1995-05-09 Kamyr, Inc. Method for producing chemical pulp from hardwood chips
SE506703C2 (sv) 1995-07-12 1998-02-02 Kvaerner Pulping Tech Impregnering av fibermaterial i medström vid kontinuerlig kokning
US7297236B1 (en) 2001-06-30 2007-11-20 Icm, Inc. Ethanol distillation process
SE527058C2 (sv) * 2004-02-09 2005-12-13 Kvaerner Pulping Tech Kontinuerlig kokprocess med förbättrad värmeekonomi
SE0602675L (sv) * 2006-12-13 2007-09-18 Metso Fiber Karlstad Ab Metod för att energieffektivt producera cellulosamassa i ett kontinuerligt kokeri
US9644317B2 (en) 2014-11-26 2017-05-09 International Paper Company Continuous digester and feeding system

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE359331B (fi) * 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

Also Published As

Publication number Publication date
FI940826A (fi) 1994-02-22
JPH06510091A (ja) 1994-11-10
WO1993004232A1 (en) 1993-03-04
CA2115578A1 (en) 1993-03-04
SE9102427L (sv) 1993-02-24
ATE145025T1 (de) 1996-11-15
SE469078B (sv) 1993-05-10
DE69215110T2 (de) 1997-04-03
AU2490392A (en) 1993-03-16
SE9102427D0 (sv) 1991-08-23
FI940826A0 (fi) 1994-02-22
DE69215110D1 (de) 1996-12-12
EP0662169B1 (en) 1996-11-06
EP0662169A1 (en) 1995-07-12
ID848B (id) 1996-08-01

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Legal Events

Date Code Title Description
BB1A Laying open of patent application

Effective date: 19931022

FC3A Refusal

Effective date: 19990429