AU6602374A - Delignification and bleaching of woodpulp with oxygen - Google Patents

Delignification and bleaching of woodpulp with oxygen

Info

Publication number
AU6602374A
AU6602374A AU66023/74A AU6602374A AU6602374A AU 6602374 A AU6602374 A AU 6602374A AU 66023/74 A AU66023/74 A AU 66023/74A AU 6602374 A AU6602374 A AU 6602374A AU 6602374 A AU6602374 A AU 6602374A
Authority
AU
Australia
Prior art keywords
woodpulp
delignification
bleaching
oxygen
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
AU66023/74A
Other versions
AU489486B2 (en
Inventor
J. BROWN and SUNANDA K. ROYMOULIK KENTON
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.)
International Paper Co
Original Assignee
International Paper Co
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 International Paper Co filed Critical International Paper Co
Application granted granted Critical
Publication of AU6602374A publication Critical patent/AU6602374A/en
Publication of AU489486B2 publication Critical patent/AU489486B2/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
    • D21C9/1068—Bleaching ; Apparatus therefor with O2

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Cereal-Derived Products (AREA)
  • Coloring Foods And Improving Nutritive Qualities (AREA)
AU66023/74A 1973-03-07 1974-02-26 Delignification and bleaching of woodpulp with oxygen Expired AU489486B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US00338862A US3832276A (en) 1973-03-07 1973-03-07 Delignification and bleaching of a cellulose pulp slurry with oxygen
USUS338862 1973-03-07

Publications (2)

Publication Number Publication Date
AU6602374A true AU6602374A (en) 1975-08-28
AU489486B2 AU489486B2 (en) 1975-08-28

Family

ID=

Also Published As

Publication number Publication date
CA1007807A (en) 1977-04-05
SE397983B (en) 1977-11-28
NO144930B (en) 1981-08-31
IT1011546B (en) 1977-02-10
NO740795L (en) 1974-09-10
JPS5747798B2 (en) 1982-10-12
PH10177A (en) 1976-09-16
JPS5024503A (en) 1975-03-15
FR2220620A1 (en) 1974-10-04
DE2410934A1 (en) 1974-09-19
GB1445276A (en) 1976-08-11
FI59434B (en) 1981-04-30
FI59434C (en) 1983-07-04
BR7401573D0 (en) 1974-11-05
NO144930C (en) 1981-12-09
DE2410934C2 (en) 1983-12-01
ZA741287B (en) 1975-02-26
AR202919A1 (en) 1975-07-31
FR2220620B1 (en) 1978-04-21
US3832276A (en) 1974-08-27

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