ATA139982A - METHOD FOR DELIGNIFYING CELLULOSE MASSES - Google Patents

METHOD FOR DELIGNIFYING CELLULOSE MASSES

Info

Publication number
ATA139982A
ATA139982A AT139982A AT139982A ATA139982A AT A139982 A ATA139982 A AT A139982A AT 139982 A AT139982 A AT 139982A AT 139982 A AT139982 A AT 139982A AT A139982 A ATA139982 A AT A139982A
Authority
AT
Austria
Prior art keywords
masses
delignifying cellulose
delignifying
cellulose masses
cellulose
Prior art date
Application number
AT139982A
Other languages
German (de)
Other versions
AT373306B (en
Inventor
Hans Olof Samuelson
Original Assignee
Mo Och Domsjoe 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 Domsjoe Ab filed Critical Mo Och Domsjoe Ab
Priority to AT139982A priority Critical patent/AT373306B/en
Publication of ATA139982A publication Critical patent/ATA139982A/en
Application granted granted Critical
Publication of AT373306B publication Critical patent/AT373306B/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
    • D21C9/1068—Bleaching ; Apparatus therefor with O2

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
AT139982A 1982-04-08 1982-04-08 METHOD FOR DELIGNIFYING CELLULOSE MASSES AT373306B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT139982A AT373306B (en) 1982-04-08 1982-04-08 METHOD FOR DELIGNIFYING CELLULOSE MASSES

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT139982A AT373306B (en) 1982-04-08 1982-04-08 METHOD FOR DELIGNIFYING CELLULOSE MASSES

Publications (2)

Publication Number Publication Date
ATA139982A true ATA139982A (en) 1983-05-15
AT373306B AT373306B (en) 1984-01-10

Family

ID=3513036

Family Applications (1)

Application Number Title Priority Date Filing Date
AT139982A AT373306B (en) 1982-04-08 1982-04-08 METHOD FOR DELIGNIFYING CELLULOSE MASSES

Country Status (1)

Country Link
AT (1) AT373306B (en)

Also Published As

Publication number Publication date
AT373306B (en) 1984-01-10

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee
UEP Publication of translation of european patent specification