AU548046B2 - Bleaching cellulose pulp - Google Patents

Bleaching cellulose pulp

Info

Publication number
AU548046B2
AU548046B2 AU77738/81A AU7773881A AU548046B2 AU 548046 B2 AU548046 B2 AU 548046B2 AU 77738/81 A AU77738/81 A AU 77738/81A AU 7773881 A AU7773881 A AU 7773881A AU 548046 B2 AU548046 B2 AU 548046B2
Authority
AU
Australia
Prior art keywords
cellulose pulp
bleaching cellulose
bleaching
pulp
cellulose
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.)
Ceased
Application number
AU77738/81A
Other versions
AU7773881A (en
Inventor
Hans Olof 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
Publication of AU7773881A publication Critical patent/AU7773881A/en
Application granted granted Critical
Publication of AU548046B2 publication Critical patent/AU548046B2/en
Anticipated expiration legal-status Critical
Ceased 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
    • D21C9/1005—Pretreatment of the pulp, e.g. degassing the pulp

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
AU77738/81A 1980-12-17 1981-11-23 Bleaching cellulose pulp Ceased AU548046B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE8008874A SE445122B (en) 1980-12-17 1980-12-17 PROCEDURE FOR DELIGNIFICATION OF CELLULOSAMASSA IN THE PRESENTATION OF NITROGEN Dioxide
SE80088743 1980-12-17

Publications (2)

Publication Number Publication Date
AU7773881A AU7773881A (en) 1982-06-24
AU548046B2 true AU548046B2 (en) 1985-11-21

Family

ID=20342493

Family Applications (1)

Application Number Title Priority Date Filing Date
AU77738/81A Ceased AU548046B2 (en) 1980-12-17 1981-11-23 Bleaching cellulose pulp

Country Status (8)

Country Link
JP (1) JPS57121689A (en)
AU (1) AU548046B2 (en)
CA (1) CA1159203A (en)
FI (1) FI73017C (en)
FR (1) FR2496138A1 (en)
NO (1) NO158953C (en)
NZ (1) NZ198925A (en)
SE (1) SE445122B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE434283B (en) * 1982-12-01 1984-07-16 Mo Och Domsjoe Ab PROCEDURE FOR DELIGNIFICATION OF CELLULOSAMASSA WITH NITROGEN OXIDES AND Oxygen

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1070909A (en) * 1976-05-04 1980-02-05 Canadian Industries Limited Nitrogen dioxide-oxygen delignification

Also Published As

Publication number Publication date
FI813954L (en) 1982-06-18
SE445122B (en) 1986-06-02
FI73017B (en) 1987-04-30
SE8008874L (en) 1982-06-18
NO158953B (en) 1988-08-08
JPS6350466B2 (en) 1988-10-07
FR2496138A1 (en) 1982-06-18
AU7773881A (en) 1982-06-24
NO814309L (en) 1982-06-18
JPS57121689A (en) 1982-07-29
FR2496138B1 (en) 1983-12-02
NO158953C (en) 1988-11-16
FI73017C (en) 1987-08-10
CA1159203A (en) 1983-12-27
NZ198925A (en) 1984-09-28

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