FR1393492A - Perfectionnement au blanchiment des pâtes à papier - Google Patents

Perfectionnement au blanchiment des pâtes à papier

Info

Publication number
FR1393492A
FR1393492A FR963419A FR963419A FR1393492A FR 1393492 A FR1393492 A FR 1393492A FR 963419 A FR963419 A FR 963419A FR 963419 A FR963419 A FR 963419A FR 1393492 A FR1393492 A FR 1393492A
Authority
FR
France
Prior art keywords
pulp bleaching
improvement
bleaching improvement
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
FR963419A
Other languages
English (en)
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.)
Cellulose du Pin SA
Original Assignee
Cellulose du Pin SA
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 Cellulose du Pin SA filed Critical Cellulose du Pin SA
Priority to FR963419A priority Critical patent/FR1393492A/fr
Priority to NO15662265A priority patent/NO117954B/no
Priority to BE659474D priority patent/BE659474A/xx
Priority to SE173765A priority patent/SE312971B/xx
Priority to DE19651546242 priority patent/DE1546242A1/de
Priority to GB601565A priority patent/GB1091124A/en
Priority to NL6501698A priority patent/NL6501698A/xx
Priority to FI33065A priority patent/FI45356C/fi
Application granted granted Critical
Publication of FR1393492A publication Critical patent/FR1393492A/fr
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
    • D21C9/12—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds
    • D21C9/14—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds with ClO2 or chlorites
    • D21C9/142—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds with ClO2 or chlorites with ClO2/Cl2 in a multistage process involving ClO2/Cl2 exclusively

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Earth Drilling (AREA)
FR963419A 1964-02-11 1964-02-11 Perfectionnement au blanchiment des pâtes à papier Expired FR1393492A (fr)

Priority Applications (8)

Application Number Priority Date Filing Date Title
FR963419A FR1393492A (fr) 1964-02-11 1964-02-11 Perfectionnement au blanchiment des pâtes à papier
NO15662265A NO117954B (fr) 1964-02-11 1965-02-03
BE659474D BE659474A (fr) 1964-02-11 1965-02-09
SE173765A SE312971B (fr) 1964-02-11 1965-02-10
DE19651546242 DE1546242A1 (de) 1964-02-11 1965-02-10 Verfahren zum Bleichen von Papierbrei
GB601565A GB1091124A (en) 1964-02-11 1965-02-11 Process of bleaching paper pulp
NL6501698A NL6501698A (fr) 1964-02-11 1965-02-11
FI33065A FI45356C (fi) 1964-02-11 1965-02-11 Paperimassan valkaisumenetelmä.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR963419A FR1393492A (fr) 1964-02-11 1964-02-11 Perfectionnement au blanchiment des pâtes à papier

Publications (1)

Publication Number Publication Date
FR1393492A true FR1393492A (fr) 1965-03-26

Family

ID=8822925

Family Applications (1)

Application Number Title Priority Date Filing Date
FR963419A Expired FR1393492A (fr) 1964-02-11 1964-02-11 Perfectionnement au blanchiment des pâtes à papier

Country Status (8)

Country Link
BE (1) BE659474A (fr)
DE (1) DE1546242A1 (fr)
FI (1) FI45356C (fr)
FR (1) FR1393492A (fr)
GB (1) GB1091124A (fr)
NL (1) NL6501698A (fr)
NO (1) NO117954B (fr)
SE (1) SE312971B (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1181139B (it) * 1984-11-09 1987-09-23 Sicem Saga Spa Apparecchiatura e procedimento per la produzione di porte di legno semimeccaniche grezze o sbiancate con ciclo continuo di impregnazione
DE10320618A1 (de) * 2003-05-08 2004-11-18 Papierfabrik Albbruck Gmbh & Co. Kg Verfahren zum Bleichen von Faserstoffen

Also Published As

Publication number Publication date
SE312971B (fr) 1969-07-28
DE1546242A1 (de) 1970-04-23
NO117954B (fr) 1969-10-13
FI45356B (fr) 1972-01-31
NL6501698A (fr) 1965-08-12
FI45356C (fi) 1972-05-10
GB1091124A (en) 1967-11-15
BE659474A (fr) 1965-08-09

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