NO782820L - PROCEDURE FOR THE PRODUCTION OF NEEDLE WOOD CELL SUBSTANCE FOR CHEMICAL PROCESSING AND FOR SPECIAL PAPER - Google Patents

PROCEDURE FOR THE PRODUCTION OF NEEDLE WOOD CELL SUBSTANCE FOR CHEMICAL PROCESSING AND FOR SPECIAL PAPER

Info

Publication number
NO782820L
NO782820L NO782820A NO782820A NO782820L NO 782820 L NO782820 L NO 782820L NO 782820 A NO782820 A NO 782820A NO 782820 A NO782820 A NO 782820A NO 782820 L NO782820 L NO 782820L
Authority
NO
Norway
Prior art keywords
procedure
production
chemical processing
special paper
wood cell
Prior art date
Application number
NO782820A
Other languages
Norwegian (no)
Other versions
NO153978C (en
NO153978B (en
Inventor
Horst Krueger
Werner Traser
Johann-Peter Franzreb
Heinrich Klein
Original Assignee
Degussa
Schwaebische Zellstoff Ag
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 Degussa, Schwaebische Zellstoff Ag filed Critical Degussa
Publication of NO782820L publication Critical patent/NO782820L/en
Publication of NO153978B publication Critical patent/NO153978B/en
Publication of NO153978C publication Critical patent/NO153978C/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)
  • Sanitary Thin Papers (AREA)
  • Cosmetics (AREA)
NO782820A 1977-09-20 1978-08-18 PROCEDURE FOR THE MANUFACTURING OF NAILET TRECELLULOSE FOR CHEMICAL PREPARATION AND SPECIAL PAPER. NO153978C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2742262A DE2742262C2 (en) 1977-09-20 1977-09-20 Process for the production of a medium to high viscosity softwood sulphite pulp

Publications (3)

Publication Number Publication Date
NO782820L true NO782820L (en) 1979-03-21
NO153978B NO153978B (en) 1986-03-17
NO153978C NO153978C (en) 1986-06-25

Family

ID=6019413

Family Applications (1)

Application Number Title Priority Date Filing Date
NO782820A NO153978C (en) 1977-09-20 1978-08-18 PROCEDURE FOR THE MANUFACTURING OF NAILET TRECELLULOSE FOR CHEMICAL PREPARATION AND SPECIAL PAPER.

Country Status (16)

Country Link
JP (1) JPS5455606A (en)
AR (1) AR218936A1 (en)
AT (1) AT367812B (en)
BE (1) BE870607A (en)
BR (1) BR7806050A (en)
CA (1) CA1133660A (en)
CH (1) CH638003A5 (en)
DE (1) DE2742262C2 (en)
ES (1) ES472687A1 (en)
FI (1) FI68273C (en)
FR (1) FR2403418A1 (en)
GB (1) GB2005743B (en)
IT (1) IT1109111B (en)
NO (1) NO153978C (en)
SE (1) SE7809831L (en)
ZA (1) ZA785356B (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2520397A1 (en) * 1982-01-28 1983-07-29 Centre Tech Ind Papier PROCESS FOR TREATING CHEMICAL PAPER PASTES
DE4031597A1 (en) * 1990-10-05 1992-04-09 Sueddeutsche Kalkstickstoff METHOD FOR LOW-CHLORINE BLEACHING AND DELIGNIFICATION OF CELLULAR
US6398908B1 (en) 1991-04-30 2002-06-04 Eka Nobel Ab Process for acid bleaching of lignocellulose-containing pulp with a magnesium compound
SE470065C (en) * 1991-04-30 1996-01-15 Eka Nobel Ab Treatment of chemical pulp with an acid and then a magnesium and calcium compound in chlorine-free bleaching
ZA955290B (en) * 1994-07-11 1996-12-27 Ingersoll Rand Co Peroxide bleaching process for cellulosic and lignocellulosic material
RU2128261C1 (en) * 1998-05-26 1999-03-27 Сыктывкарский лесной институт Санкт-Петербургской лесотехнической академии Method of cellulose bleaching
RU2142529C1 (en) * 1999-05-17 1999-12-10 Сыктывкарский лесной институт Санкт-Петербургской лесотехнической академии Method of bleaching cellulose
RU2164572C1 (en) * 2000-03-14 2001-03-27 Сыктывкарский лесной институт Санкт-Петербургской лесотехнической академии Sulfate cellulose bleaching process
RU2163946C1 (en) * 2000-08-02 2001-03-10 Институт химии Коми научного центра Уральского отделения РАН Method of bleaching materials and intermediate products containing cellulose
RU2205257C1 (en) * 2002-07-01 2003-05-27 Сыктывкарский лесной институт Санкт-Петербургской лесотехнической академии Sulfate cellulose bleaching process
RU2243304C1 (en) * 2004-02-04 2004-12-27 Томский политехнический университет Process of chlorine-free bleaching of sulfate cellulose
DE102007036376A1 (en) * 2007-07-31 2009-02-05 Voith Patent Gmbh Bleached pulp
RU2413046C1 (en) * 2009-09-21 2011-02-27 Эльвира Ильинична Федорова Method of bleaching sulphate cellulose

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2026068A (en) * 1929-09-11 1935-12-31 Du Pont Process for the improvement of cellulose
DE753531C (en) * 1938-11-09 1953-05-18 Degussa Process for bleaching pulp

Also Published As

Publication number Publication date
IT7869162A0 (en) 1978-09-19
JPS5455606A (en) 1979-05-02
FI782869A7 (en) 1979-03-21
ZA785356B (en) 1979-09-26
FI68273C (en) 1985-08-12
ES472687A1 (en) 1979-02-16
DE2742262C2 (en) 1982-06-09
FR2403418A1 (en) 1979-04-13
DE2742262A1 (en) 1979-03-29
CH638003A5 (en) 1983-08-31
BE870607A (en) 1979-03-19
GB2005743A (en) 1979-04-25
FI68273B (en) 1985-04-30
NO153978C (en) 1986-06-25
FR2403418B1 (en) 1982-07-02
BR7806050A (en) 1979-05-02
GB2005743B (en) 1982-03-03
SE7809831L (en) 1979-03-21
AT367812B (en) 1982-08-10
IT1109111B (en) 1985-12-16
AR218936A1 (en) 1980-07-15
CA1133660A (en) 1982-10-19
NO153978B (en) 1986-03-17
ATA675678A (en) 1981-12-15

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