AU8358175A - Pulp bleaching process - Google Patents

Pulp bleaching process

Info

Publication number
AU8358175A
AU8358175A AU83581/75A AU8358175A AU8358175A AU 8358175 A AU8358175 A AU 8358175A AU 83581/75 A AU83581/75 A AU 83581/75A AU 8358175 A AU8358175 A AU 8358175A AU 8358175 A AU8358175 A AU 8358175A
Authority
AU
Australia
Prior art keywords
bleaching process
pulp bleaching
pulp
bleaching
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.)
Expired
Application number
AU83581/75A
Inventor
Goran Erik Annergren
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.)
Valmet AB
Original Assignee
Sunds 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 Sunds AB filed Critical Sunds AB
Publication of AU8358175A publication Critical patent/AU8358175A/en
Expired 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
    • 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
    • D21C9/10—Bleaching ; Apparatus therefor
    • D21C9/1026—Other features in bleaching 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
    • 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
    • D21C9/10—Bleaching ; Apparatus therefor
    • D21C9/12—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds
    • D21C9/14—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds with ClO2 or chlorites
    • D21C9/144—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds with ClO2 or chlorites with ClO2/Cl2 and other bleaching agents in a multistage process
AU83581/75A 1974-09-04 1975-07-31 Pulp bleaching process Expired AU8358175A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7411170A SE390178B (en) 1974-09-04 1974-09-04 WHEN BLACHING LIGNOCELLULOSE-CONTAINING MATERIAL WITH A COMBINATION OF GAS PHASE CHLORINATION AND A REPLACEMENT BLACHING SYSTEM CONTAINING CHLORIO DIOXIDE

Publications (1)

Publication Number Publication Date
AU8358175A true AU8358175A (en) 1977-02-03

Family

ID=20322052

Family Applications (1)

Application Number Title Priority Date Filing Date
AU83581/75A Expired AU8358175A (en) 1974-09-04 1975-07-31 Pulp bleaching process

Country Status (9)

Country Link
JP (1) JPS5153004A (en)
AU (1) AU8358175A (en)
BR (1) BR7505456A (en)
DE (1) DE2539402A1 (en)
FI (1) FI752334A (en)
FR (1) FR2330798A1 (en)
NO (1) NO753019L (en)
SE (1) SE390178B (en)
ZA (1) ZA754902B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE451606B (en) * 1982-09-14 1987-10-19 Sca Development Ab VIEW WHITENING OF HOG REPLACEMENT MASSES AVERAGE PEROXIDES
SE516969C2 (en) 2000-08-14 2002-03-26 Metso Paper Inc Chlorine dioxide bleaching in two stages with return of filtrate

Also Published As

Publication number Publication date
SE7411170L (en) 1976-03-05
SE390178B (en) 1976-12-06
ZA754902B (en) 1976-07-28
NO753019L (en) 1976-03-05
DE2539402A1 (en) 1976-03-18
BR7505456A (en) 1976-08-03
FR2330798A1 (en) 1977-06-03
JPS5153004A (en) 1976-05-11
FI752334A (en) 1976-03-05

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