SE384883B - Sett att oka cellulosautbytet vid sulfitkokning av ved - Google Patents

Sett att oka cellulosautbytet vid sulfitkokning av ved

Info

Publication number
SE384883B
SE384883B SE7411268A SE7411268A SE384883B SE 384883 B SE384883 B SE 384883B SE 7411268 A SE7411268 A SE 7411268A SE 7411268 A SE7411268 A SE 7411268A SE 384883 B SE384883 B SE 384883B
Authority
SE
Sweden
Prior art keywords
wood
increase
way
cellulose yield
sulphite boiling
Prior art date
Application number
SE7411268A
Other languages
English (en)
Swedish (sv)
Other versions
SE7411268L (sv
Inventor
S P H E 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
Priority to SE7411268A priority Critical patent/SE384883B/xx
Priority to DE19752537785 priority patent/DE2537785A1/de
Priority to CH1108775A priority patent/CH600036A5/xx
Priority to AT670575A priority patent/AT344498B/de
Priority to NO753029A priority patent/NO144577C/no
Priority to FR7527116A priority patent/FR2283988A1/fr
Priority to FI752508A priority patent/FI58521C/fi
Priority to JP50108467A priority patent/JPS5153002A/ja
Priority to CA234,872A priority patent/CA1057008A/en
Publication of SE7411268L publication Critical patent/SE7411268L/xx
Publication of SE384883B publication Critical patent/SE384883B/xx
Priority to US05/759,744 priority patent/US4094735A/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
SE7411268A 1974-09-06 1974-09-06 Sett att oka cellulosautbytet vid sulfitkokning av ved SE384883B (sv)

Priority Applications (10)

Application Number Priority Date Filing Date Title
SE7411268A SE384883B (sv) 1974-09-06 1974-09-06 Sett att oka cellulosautbytet vid sulfitkokning av ved
DE19752537785 DE2537785A1 (de) 1974-09-06 1975-08-25 Verfahren zum sulfit-kochen von holz
CH1108775A CH600036A5 (de) 1974-09-06 1975-08-27
AT670575A AT344498B (de) 1974-09-06 1975-09-01 Verfahren zum sulfit-kochen von holz
NO753029A NO144577C (no) 1974-09-06 1975-09-03 Fremgangsmaate for aa oeke massestyrken og utbyttet av cellulose ved sulfitkoking av trevirke
FR7527116A FR2283988A1 (fr) 1974-09-06 1975-09-04 Preparation de pate au sulfite
FI752508A FI58521C (fi) 1974-09-06 1975-09-05 Saett att oeka cellulosautbytet vid sulfitkokning av ved
JP50108467A JPS5153002A (en) 1974-09-06 1975-09-05 Mokuzaino aryusanjokaihoho
CA234,872A CA1057008A (en) 1974-09-06 1975-09-05 Method in sulphite pulping
US05/759,744 US4094735A (en) 1974-09-06 1977-01-17 Method of pulping with sulfite liquor containing formic acid esters

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7411268A SE384883B (sv) 1974-09-06 1974-09-06 Sett att oka cellulosautbytet vid sulfitkokning av ved

Publications (2)

Publication Number Publication Date
SE7411268L SE7411268L (sv) 1976-03-08
SE384883B true SE384883B (sv) 1976-05-24

Family

ID=20322071

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7411268A SE384883B (sv) 1974-09-06 1974-09-06 Sett att oka cellulosautbytet vid sulfitkokning av ved

Country Status (9)

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

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2816473A1 (de) * 1978-04-15 1979-10-25 Bayer Ag Dispersion zur verwendung bei der zellstoffgewinnung
DE2827111A1 (de) * 1978-06-21 1980-01-10 Bayer Ag Mittel zur verwendung bei der zellstoffgewinnung

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE336535C (de) * 1919-12-02 1921-05-03 Zellstoff Und Papierfabrikatio Verfahren zur Herstellung reinster Zellulose von baumwoll- oder wollartiger Beschaffenheit aus Vegetabilien mittels saurer Sulfitlaugen

Also Published As

Publication number Publication date
CA1057008A (en) 1979-06-26
CH600036A5 (de) 1978-06-15
JPS5153002A (en) 1976-05-11
NO144577C (no) 1981-09-23
FI752508A (de) 1976-03-07
AT344498B (de) 1978-07-25
ATA670575A (de) 1977-11-15
SE7411268L (sv) 1976-03-08
FI58521C (fi) 1981-02-10
FR2283988A1 (fr) 1976-04-02
FR2283988B1 (de) 1978-12-08
NO144577B (no) 1981-06-15
NO753029L (de) 1976-03-09
FI58521B (fi) 1980-10-31
DE2537785A1 (de) 1976-03-18

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