NO156905C - PROCEDURE FOR AA REDUCED RESIN CONTENT IN PREPARING CELLULOUS MASS FROM LIGNOCELLULOS MATERIALS. - Google Patents

PROCEDURE FOR AA REDUCED RESIN CONTENT IN PREPARING CELLULOUS MASS FROM LIGNOCELLULOS MATERIALS.

Info

Publication number
NO156905C
NO156905C NO814163A NO814163A NO156905C NO 156905 C NO156905 C NO 156905C NO 814163 A NO814163 A NO 814163A NO 814163 A NO814163 A NO 814163A NO 156905 C NO156905 C NO 156905C
Authority
NO
Norway
Prior art keywords
lignocellulos
cellulous
preparing
procedure
mass
Prior art date
Application number
NO814163A
Other languages
Norwegian (no)
Other versions
NO814163L (en
NO156905B (en
Inventor
Sven Bertil Lindquist
Haakan Erik Oestman
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
Publication of NO814163L publication Critical patent/NO814163L/en
Publication of NO156905B publication Critical patent/NO156905B/en
Publication of NO156905C publication Critical patent/NO156905C/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
    • D21C9/08—Removal of fats, resins, pitch or waxes; Chemical or physical purification, i.e. refining, of crude cellulose by removing non-cellulosic contaminants, optionally combined with bleaching

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
NO814163A 1980-12-05 1981-12-04 PROCEDURE FOR AA REDUCED RESIN CONTENT IN PREPARING CELLULOUS MASS FROM LIGNOCELLULOS MATERIALS. NO156905C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8008574A SE424884B (en) 1980-12-05 1980-12-05 PROCEDURE FOR HEART LOSS REDUCTION IN MANUFACTURING CELLULOSAMASSES OF LIGNOCELLULOSAMENTAL

Publications (3)

Publication Number Publication Date
NO814163L NO814163L (en) 1982-06-07
NO156905B NO156905B (en) 1987-09-07
NO156905C true NO156905C (en) 1987-12-16

Family

ID=20342404

Family Applications (1)

Application Number Title Priority Date Filing Date
NO814163A NO156905C (en) 1980-12-05 1981-12-04 PROCEDURE FOR AA REDUCED RESIN CONTENT IN PREPARING CELLULOUS MASS FROM LIGNOCELLULOS MATERIALS.

Country Status (8)

Country Link
JP (1) JPS57121692A (en)
AU (1) AU529326B2 (en)
CA (1) CA1162358A (en)
CH (1) CH655965A5 (en)
DE (1) DE3148101C2 (en)
FI (1) FI69657C (en)
NO (1) NO156905C (en)
SE (1) SE424884B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5930980A (en) * 1982-08-12 1984-02-18 王子製紙株式会社 Bleaching of lignocellulose substance
SE502321C2 (en) * 1994-03-04 1995-10-02 Kvaerner Pulping Tech Process of ozone bleaching of sulphite pulp
FI20070126A0 (en) 2006-09-08 2007-02-13 Linde Ag Process for de-pulping and using carbon dioxide or (bi) carbonate for this

Also Published As

Publication number Publication date
FI69657C (en) 1990-10-31
AU7788881A (en) 1982-06-17
CH655965A5 (en) 1986-05-30
SE424884B (en) 1982-08-16
JPH0114358B2 (en) 1989-03-10
AU529326B2 (en) 1983-06-02
NO814163L (en) 1982-06-07
JPS57121692A (en) 1982-07-29
DE3148101C2 (en) 1985-11-07
FI813896L (en) 1982-06-06
FI69657B (en) 1985-11-29
NO156905B (en) 1987-09-07
DE3148101A1 (en) 1982-08-12
CA1162358A (en) 1984-02-21
SE8008574L (en) 1982-06-06

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Legal Events

Date Code Title Description
MK1K Patent expired

Free format text: EXPIRED IN DECEMBER 2001