NO144577C - PROCEDURE FOR AA INCREASING PULP STRENGTH AND YIELD OF CELLULOSE BY SULFIT COOKING OF Timber - Google Patents

PROCEDURE FOR AA INCREASING PULP STRENGTH AND YIELD OF CELLULOSE BY SULFIT COOKING OF Timber

Info

Publication number
NO144577C
NO144577C NO753029A NO753029A NO144577C NO 144577 C NO144577 C NO 144577C NO 753029 A NO753029 A NO 753029A NO 753029 A NO753029 A NO 753029A NO 144577 C NO144577 C NO 144577C
Authority
NO
Norway
Prior art keywords
sulfit
timber
cooking
cellulose
yield
Prior art date
Application number
NO753029A
Other languages
Norwegian (no)
Other versions
NO144577B (en
NO753029L (en
Inventor
Sigbjoern Holgersson
Original Assignee
Kopparfors 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 Kopparfors Ab filed Critical Kopparfors Ab
Publication of NO753029L publication Critical patent/NO753029L/no
Publication of NO144577B publication Critical patent/NO144577B/en
Publication of NO144577C publication Critical patent/NO144577C/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
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/22—Other features of pulping processes
    • D21C3/222—Use of compounds accelerating the pulping processes
NO753029A 1974-09-06 1975-09-03 PROCEDURE FOR AA INCREASING PULP STRENGTH AND YIELD OF CELLULOSE BY SULFIT COOKING OF Timber NO144577C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7411268A SE384883B (en) 1974-09-06 1974-09-06 WAY TO INCREASE THE CELLULOSE YIELD WHEN SULPHITE BOILING OF WOOD

Publications (3)

Publication Number Publication Date
NO753029L NO753029L (en) 1976-03-09
NO144577B NO144577B (en) 1981-06-15
NO144577C true NO144577C (en) 1981-09-23

Family

ID=20322071

Family Applications (1)

Application Number Title Priority Date Filing Date
NO753029A NO144577C (en) 1974-09-06 1975-09-03 PROCEDURE FOR AA INCREASING PULP STRENGTH AND YIELD OF CELLULOSE BY SULFIT COOKING OF Timber

Country Status (9)

Country Link
JP (1) JPS5153002A (en)
AT (1) AT344498B (en)
CA (1) CA1057008A (en)
CH (1) CH600036A5 (en)
DE (1) DE2537785A1 (en)
FI (1) FI58521C (en)
FR (1) FR2283988A1 (en)
NO (1) NO144577C (en)
SE (1) SE384883B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2816473A1 (en) * 1978-04-15 1979-10-25 Bayer Ag DISPERSION FOR USE IN CELL PROCESSING
DE2827111A1 (en) * 1978-06-21 1980-01-10 Bayer Ag AGENTS FOR USE IN CELL PROCESSING

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE336535C (en) * 1919-12-02 1921-05-03 Zellstoff Und Papierfabrikatio Process for the production of the purest cellulose with a cotton or wool-like texture from vegetables using acidic sulphite liquors

Also Published As

Publication number Publication date
NO144577B (en) 1981-06-15
FI58521C (en) 1981-02-10
ATA670575A (en) 1977-11-15
AT344498B (en) 1978-07-25
JPS5153002A (en) 1976-05-11
FI58521B (en) 1980-10-31
FI752508A (en) 1976-03-07
DE2537785A1 (en) 1976-03-18
FR2283988B1 (en) 1978-12-08
CA1057008A (en) 1979-06-26
FR2283988A1 (en) 1976-04-02
CH600036A5 (en) 1978-06-15
NO753029L (en) 1976-03-09
SE384883B (en) 1976-05-24
SE7411268L (en) 1976-03-08

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