SE9403203L - Bleaching of pulp - Google Patents

Bleaching of pulp

Info

Publication number
SE9403203L
SE9403203L SE9403203A SE9403203A SE9403203L SE 9403203 L SE9403203 L SE 9403203L SE 9403203 A SE9403203 A SE 9403203A SE 9403203 A SE9403203 A SE 9403203A SE 9403203 L SE9403203 L SE 9403203L
Authority
SE
Sweden
Prior art keywords
bleaching
pulp
Prior art date
Application number
SE9403203A
Other languages
Swedish (sv)
Other versions
SE9403203D0 (en
Inventor
Ulf Germgaard
Rolf Boman
Kenneth Hafvenstroem
Jonas Lindquist
Original Assignee
Sunds Defibrator Ind 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 Defibrator Ind Ab filed Critical Sunds Defibrator Ind Ab
Priority to SE9403203A priority Critical patent/SE9403203L/en
Publication of SE9403203D0 publication Critical patent/SE9403203D0/en
Publication of SE9403203L publication Critical patent/SE9403203L/en

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
    • D21C9/1042—Use of chelating agents

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
SE9403203A 1994-09-23 1994-09-23 Bleaching of pulp SE9403203L (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SE9403203A SE9403203L (en) 1994-09-23 1994-09-23 Bleaching of pulp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9403203A SE9403203L (en) 1994-09-23 1994-09-23 Bleaching of pulp

Publications (2)

Publication Number Publication Date
SE9403203D0 SE9403203D0 (en) 1994-09-23
SE9403203L true SE9403203L (en) 1995-09-08

Family

ID=20395348

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9403203A SE9403203L (en) 1994-09-23 1994-09-23 Bleaching of pulp

Country Status (1)

Country Link
SE (1) SE9403203L (en)

Also Published As

Publication number Publication date
SE9403203D0 (en) 1994-09-23

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