CA1001360A - Method and apparatus for improving the bleaching sequence in cellulose pulp bleaching processes - Google Patents

Method and apparatus for improving the bleaching sequence in cellulose pulp bleaching processes

Info

Publication number
CA1001360A
CA1001360A CA166,648A CA166648A CA1001360A CA 1001360 A CA1001360 A CA 1001360A CA 166648 A CA166648 A CA 166648A CA 1001360 A CA1001360 A CA 1001360A
Authority
CA
Canada
Prior art keywords
bleaching
improving
cellulose pulp
processes
sequence
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
CA166,648A
Other versions
CA166648S (en
Inventor
Gothe Norberg
Hans O. Samuelson
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.)
Mo och Domsjo AB
Original Assignee
Mo och Domsjo 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 Mo och Domsjo AB filed Critical Mo och Domsjo AB
Application granted granted Critical
Publication of CA1001360A publication Critical patent/CA1001360A/en
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
    • 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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
CA166,648A 1972-03-30 1973-03-21 Method and apparatus for improving the bleaching sequence in cellulose pulp bleaching processes Expired CA1001360A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7204251A SE373397C (en) 1972-03-30 1972-03-30 WAY TO IMPROVE THE WHEATING WHITING WHEN BLINDING CELLULOSAMASSA WITH AN ACID CONTAINING GAS

Publications (1)

Publication Number Publication Date
CA1001360A true CA1001360A (en) 1976-12-14

Family

ID=20263802

Family Applications (1)

Application Number Title Priority Date Filing Date
CA166,648A Expired CA1001360A (en) 1972-03-30 1973-03-21 Method and apparatus for improving the bleaching sequence in cellulose pulp bleaching processes

Country Status (6)

Country Link
JP (1) JPS5116524B2 (en)
CA (1) CA1001360A (en)
FI (1) FI60733C (en)
FR (1) FR2177877A1 (en)
SE (1) SE373397C (en)
SU (1) SU847932A3 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE394466C (en) * 1974-05-16 1986-06-23 Mannbro Systems Handelsbolag SEE CONTINUOUS ALKALIC DELIGNIFICATION OF LIGNOCELLULOSAMENTAL MATERIAL IN TWO OR MULTIPLE STEPS, WHICH ARE LAST WITH Oxygen
JPS583074B2 (en) * 1975-11-17 1983-01-19 三菱瓦斯化学株式会社 Palpuno Kasan Kabutsu Hiyou Hakuhou
EP0554391B1 (en) * 1990-10-24 1997-04-16 Beloit Technologies, Inc. Pulping process

Also Published As

Publication number Publication date
FI60733C (en) 1982-03-10
JPS5116524B2 (en) 1976-05-25
FR2177877A1 (en) 1973-11-09
SU847932A3 (en) 1981-07-15
JPS497503A (en) 1974-01-23
FI60733B (en) 1981-11-30
SE373397C (en) 1984-02-06
SE373397B (en) 1975-02-03
FR2177877B1 (en) 1975-08-22

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