FR2174128A1 - Continuous cellulose bleaching - using reading as control parameter - Google Patents

Continuous cellulose bleaching - using reading as control parameter

Info

Publication number
FR2174128A1
FR2174128A1 FR7307040A FR7307040A FR2174128A1 FR 2174128 A1 FR2174128 A1 FR 2174128A1 FR 7307040 A FR7307040 A FR 7307040A FR 7307040 A FR7307040 A FR 7307040A FR 2174128 A1 FR2174128 A1 FR 2174128A1
Authority
FR
France
Prior art keywords
bleaching
reading
variable
control parameter
optionally
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.)
Granted
Application number
FR7307040A
Other languages
English (en)
French (fr)
Other versions
FR2174128B3 (sl
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.)
Kaukas Oy AB
Original Assignee
Kaukas Oy 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 Kaukas Oy AB filed Critical Kaukas Oy AB
Publication of FR2174128A1 publication Critical patent/FR2174128A1/fr
Application granted granted Critical
Publication of FR2174128B3 publication Critical patent/FR2174128B3/fr
Granted 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
    • D21C9/1052—Controlling the process

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
FR7307040A 1972-02-28 1973-02-28 Continuous cellulose bleaching - using reading as control parameter Granted FR2174128A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI52072A FI47786C (fi) 1972-02-28 1972-02-28 Menetelmä selluun kohdistuvan jatkuvan valkaisuprosessi automaattiseks i säätämiseksi.

Publications (2)

Publication Number Publication Date
FR2174128A1 true FR2174128A1 (en) 1973-10-12
FR2174128B3 FR2174128B3 (sl) 1976-02-20

Family

ID=8504236

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7307040A Granted FR2174128A1 (en) 1972-02-28 1973-02-28 Continuous cellulose bleaching - using reading as control parameter

Country Status (5)

Country Link
JP (1) JPS4898105A (sl)
AT (1) AT326997B (sl)
DE (1) DE2309119A1 (sl)
FI (1) FI47786C (sl)
FR (1) FR2174128A1 (sl)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2390542A1 (fr) * 1977-05-11 1978-12-08 Mo Och Domsjoe Ab Procede de commande de l'amenee de reactifs lors de la delignification de matiere cellulosique

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6119896A (ja) * 1984-07-05 1986-01-28 神崎製紙株式会社 パルプ漂白工程に於ける塩素添加の制御方法
SE455203B (sv) * 1986-10-20 1988-06-27 Eka Nobel Ab Forfarande for styrning av peroxidblekning av massa
JPH073038B2 (ja) * 1986-11-11 1995-01-18 新王子製紙株式会社 パルプ漂白度制御方法
JP5684655B2 (ja) * 2011-06-24 2015-03-18 王子ホールディングス株式会社 漂白工程の多変数制御方法及びその装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2390542A1 (fr) * 1977-05-11 1978-12-08 Mo Och Domsjoe Ab Procede de commande de l'amenee de reactifs lors de la delignification de matiere cellulosique

Also Published As

Publication number Publication date
FI47786B (sl) 1973-11-30
FI47786C (fi) 1974-03-11
AT326997B (de) 1976-01-12
JPS4898105A (sl) 1973-12-13
DE2309119A1 (de) 1973-09-06
ATA113873A (de) 1975-03-15
FR2174128B3 (sl) 1976-02-20

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Legal Events

Date Code Title Description
ST Notification of lapse