FI47786B - - Google Patents

Info

Publication number
FI47786B
FI47786B FI52072A FI52072A FI47786B FI 47786 B FI47786 B FI 47786B FI 52072 A FI52072 A FI 52072A FI 52072 A FI52072 A FI 52072A FI 47786 B FI47786 B FI 47786B
Authority
FI
Finland
Application number
FI52072A
Other languages
Finnish (fi)
Other versions
FI47786C (fi
Inventor
P Hyvaeri
A Valkama
J Soininen
Original Assignee
Kaukas Ab Oy
Nokia 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 Ab Oy, Nokia Oy Ab filed Critical Kaukas Ab Oy
Priority to FI52072A priority Critical patent/FI47786C/fi
Priority to AT113873A priority patent/AT326997B/de
Priority to DE19732309119 priority patent/DE2309119A1/de
Priority to JP2365373A priority patent/JPS4898105A/ja
Priority to FR7307040A priority patent/FR2174128A1/fr
Publication of FI47786B publication Critical patent/FI47786B/fi
Application granted granted Critical
Publication of FI47786C publication Critical patent/FI47786C/fi

Links

Classifications

    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21CPRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00After-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
    • D21C9/10Bleaching ; Apparatus therefor
    • D21C9/1026Other features in bleaching processes
    • D21C9/1052Controlling the process

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
FI52072A 1972-02-28 1972-02-28 Menetelmä selluun kohdistuvan jatkuvan valkaisuprosessi automaattiseks i säätämiseksi. FI47786C (fi)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FI52072A FI47786C (fi) 1972-02-28 1972-02-28 Menetelmä selluun kohdistuvan jatkuvan valkaisuprosessi automaattiseks i säätämiseksi.
AT113873A AT326997B (de) 1972-02-28 1973-02-08 Regelanordnung fur einen auf zellstoff gerichteten, kontinuierlichen bleichprozess
DE19732309119 DE2309119A1 (de) 1972-02-28 1973-02-23 Ein verfahren zu selbsttaetiger steuerung eines auf zellstoff gerichteten bleichprozesses
JP2365373A JPS4898105A (sl) 1972-02-28 1973-02-27
FR7307040A FR2174128A1 (en) 1972-02-28 1973-02-28 Continuous cellulose bleaching - using reading as control parameter

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
FI47786B true FI47786B (sl) 1973-11-30
FI47786C FI47786C (fi) 1974-03-11

Family

ID=8504236

Family Applications (1)

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

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)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE415580C (sv) * 1977-05-11 1984-10-15 Mo Och Domsjoe Ab Forfarande for reglering av tillforseln av reaktionskemikalier vid delignifiering av cellulosamaterial
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

Also Published As

Publication number Publication date
FI47786C (fi) 1974-03-11
AT326997B (de) 1976-01-12
JPS4898105A (sl) 1973-12-13
FR2174128A1 (en) 1973-10-12
DE2309119A1 (de) 1973-09-06
ATA113873A (de) 1975-03-15
FR2174128B3 (sl) 1976-02-20

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