SE8501517L - Forfarande och apparatur for blekning av massa - Google Patents

Forfarande och apparatur for blekning av massa

Info

Publication number
SE8501517L
SE8501517L SE8501517A SE8501517A SE8501517L SE 8501517 L SE8501517 L SE 8501517L SE 8501517 A SE8501517 A SE 8501517A SE 8501517 A SE8501517 A SE 8501517A SE 8501517 L SE8501517 L SE 8501517L
Authority
SE
Sweden
Prior art keywords
procedure
whitening
pulp
pulp whitening
Prior art date
Application number
SE8501517A
Other languages
English (en)
Other versions
SE8501517D0 (sv
Inventor
J A Histed
Canovas R E Vega
Original Assignee
Cip Inc
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
Priority claimed from CA000450732A external-priority patent/CA1230205A/en
Application filed by Cip Inc filed Critical Cip Inc
Publication of SE8501517D0 publication Critical patent/SE8501517D0/sv
Publication of SE8501517L publication Critical patent/SE8501517L/sv

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
    • 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
    • D21C9/1031—Pulse, dynamic, displacement processes

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
SE8501517A 1984-03-28 1985-03-27 Forfarande och apparatur for blekning av massa SE8501517L (sv)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CA000450732A CA1230205A (en) 1984-03-28 1984-03-28 Process and apparatus for bleaching of pulp
US69180885A 1985-01-16 1985-01-16

Publications (2)

Publication Number Publication Date
SE8501517D0 SE8501517D0 (sv) 1985-03-27
SE8501517L true SE8501517L (sv) 1985-09-29

Family

ID=25670338

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8501517A SE8501517L (sv) 1984-03-28 1985-03-27 Forfarande och apparatur for blekning av massa

Country Status (2)

Country Link
AU (1) AU4002385A (sv)
SE (1) SE8501517L (sv)

Also Published As

Publication number Publication date
AU4002385A (en) 1985-10-03
SE8501517D0 (sv) 1985-03-27

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