SE7601285L - Sett vid framstellning av cellulosa - Google Patents

Sett vid framstellning av cellulosa

Info

Publication number
SE7601285L
SE7601285L SE7601285A SE7601285A SE7601285L SE 7601285 L SE7601285 L SE 7601285L SE 7601285 A SE7601285 A SE 7601285A SE 7601285 A SE7601285 A SE 7601285A SE 7601285 L SE7601285 L SE 7601285L
Authority
SE
Sweden
Prior art keywords
cellulosis
procedure
producing
producing cellulosis
Prior art date
Application number
SE7601285A
Other languages
English (en)
Other versions
SE407091B (sv
Inventor
G Annergren
P-O Lindblad
T-A Hegglund
Original Assignee
Sca Development 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 Sca Development Ab filed Critical Sca Development Ab
Priority to SE7601285A priority Critical patent/SE407091B/sv
Priority to JP284577A priority patent/JPS5296204A/ja
Priority to NZ183120A priority patent/NZ183120A/xx
Priority to FI770150A priority patent/FI770150A7/fi
Priority to AU21570/77A priority patent/AU496010B2/en
Priority to AT50877A priority patent/AT357864B/de
Priority to FR7702850A priority patent/FR2340399A1/fr
Priority to NO770384A priority patent/NO770384L/no
Priority to BR7700715A priority patent/BR7700715A/pt
Priority to DE2704758A priority patent/DE2704758B2/de
Publication of SE7601285L publication Critical patent/SE7601285L/sv
Publication of SE407091B publication Critical patent/SE407091B/sv

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
    • D21C9/16—Bleaching ; Apparatus therefor with per compounds
    • D21C9/163—Bleaching ; Apparatus therefor with per compounds with peroxides

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
SE7601285A 1976-02-05 1976-02-05 Sett att peroxidbleka genom raffinering framstelld cellulosamassa SE407091B (sv)

Priority Applications (10)

Application Number Priority Date Filing Date Title
SE7601285A SE407091B (sv) 1976-02-05 1976-02-05 Sett att peroxidbleka genom raffinering framstelld cellulosamassa
JP284577A JPS5296204A (en) 1976-02-05 1977-01-12 Process for bleaching cellulose pulp with peroxides
NZ183120A NZ183120A (en) 1976-02-05 1977-01-19 Peroxide bleaching of cellulose pulp
FI770150A FI770150A7 (sv) 1976-02-05 1977-01-19
AU21570/77A AU496010B2 (en) 1976-02-05 1977-01-24 Method for bleaching mechanical woodpulp
AT50877A AT357864B (de) 1976-02-05 1977-01-27 Verfahren zum peroxid-bleichen von mechanischem holzstoff
FR7702850A FR2340399A1 (fr) 1976-02-05 1977-02-02 Procede pour blanchir une pulpe de bois
NO770384A NO770384L (no) 1976-02-05 1977-02-04 Fremgangsm}te ved fremstilling av cellulose.
BR7700715A BR7700715A (pt) 1976-02-05 1977-02-04 Processo para alvejar,com peroxido,polpa de celulose
DE2704758A DE2704758B2 (de) 1976-02-05 1977-02-04 Verfahren zum Peroxydbleichen von durch Refinen von Spanen gebildetem Cellulosefaserbrei

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7601285A SE407091B (sv) 1976-02-05 1976-02-05 Sett att peroxidbleka genom raffinering framstelld cellulosamassa

Publications (2)

Publication Number Publication Date
SE7601285L true SE7601285L (sv) 1977-08-06
SE407091B SE407091B (sv) 1979-03-12

Family

ID=20326919

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7601285A SE407091B (sv) 1976-02-05 1976-02-05 Sett att peroxidbleka genom raffinering framstelld cellulosamassa

Country Status (9)

Country Link
JP (1) JPS5296204A (sv)
AT (1) AT357864B (sv)
BR (1) BR7700715A (sv)
DE (1) DE2704758B2 (sv)
FI (1) FI770150A7 (sv)
FR (1) FR2340399A1 (sv)
NO (1) NO770384L (sv)
NZ (1) NZ183120A (sv)
SE (1) SE407091B (sv)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE452346C (sv) * 1982-12-17 1990-03-26 Sunds Defibrator Foerfarande foer peroxidblekning av lignocellulosahaltigt material i tvaa steg
US4849053A (en) * 1985-09-20 1989-07-18 Scott Paper Company Method for producing pulp using pre-treatment with stabilizers and defibration
US5002635A (en) * 1985-09-20 1991-03-26 Scott Paper Company Method for producing pulp using pre-treatment with stabilizers and refining
DE402335T1 (de) * 1989-06-06 1992-04-09 Eka Nobel Ab, Surte Verfahren zum bleichen von lignocellulose enthaltenden zellstoffen.
DE4035813A1 (de) * 1990-11-10 1992-05-14 Akzo Gmbh Sauerstoffbleichung

Also Published As

Publication number Publication date
FI770150A7 (sv) 1977-08-06
NO770384L (no) 1977-08-08
AU2157077A (en) 1978-08-03
BR7700715A (pt) 1977-10-11
JPS5296204A (en) 1977-08-12
ATA50877A (de) 1979-12-15
DE2704758B2 (de) 1978-05-11
SE407091B (sv) 1979-03-12
DE2704758A1 (de) 1977-08-11
AT357864B (de) 1980-08-11
NZ183120A (en) 1978-09-20
FR2340399A1 (fr) 1977-09-02

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