AT378378B - Verfahren zur herstellung von zellulosemassen aus holz nach der sulfatmethode - Google Patents

Verfahren zur herstellung von zellulosemassen aus holz nach der sulfatmethode

Info

Publication number
AT378378B
AT378378B AT0390882A AT390882A AT378378B AT 378378 B AT378378 B AT 378378B AT 0390882 A AT0390882 A AT 0390882A AT 390882 A AT390882 A AT 390882A AT 378378 B AT378378 B AT 378378B
Authority
AT
Austria
Prior art keywords
wood
producing cellulose
sulfate
masses
cellulose masses
Prior art date
Application number
AT0390882A
Other languages
German (de)
English (en)
Other versions
ATA390882A (de
Inventor
Hans Olof Samuelson
Erik Olof Sture Ing Haegglund
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 ATA390882A publication Critical patent/ATA390882A/de
Application granted granted Critical
Publication of AT378378B publication Critical patent/AT378378B/de

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
    • D21C1/00—Pretreatment of the finely-divided materials before digesting
AT0390882A 1981-10-27 1982-10-25 Verfahren zur herstellung von zellulosemassen aus holz nach der sulfatmethode AT378378B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8106326A SE450393B (sv) 1981-10-27 1981-10-27 Forfarande for behandling av ved med kveveoxider och syrgas fore sulfatkokning

Publications (2)

Publication Number Publication Date
ATA390882A ATA390882A (de) 1984-12-15
AT378378B true AT378378B (de) 1985-07-25

Family

ID=20344889

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0390882A AT378378B (de) 1981-10-27 1982-10-25 Verfahren zur herstellung von zellulosemassen aus holz nach der sulfatmethode

Country Status (11)

Country Link
US (1) US4750973A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS5881691A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AT (1) AT378378B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AU (1) AU552494B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA1180512A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3239608A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FI (1) FI70266C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2515223B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NO (1) NO160384C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NZ (1) NZ202296A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
SE (1) SE450393B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5043488A (en) * 1990-03-12 1991-08-27 J. G. S. Research Company, Inc. Process for preparing an explosive and the product therefrom
FI96387C (fi) * 1994-09-19 2001-12-03 Kvaerner Pulping Oy Menetelmä typen oksidien poistamiseksi sellutehtaan savukaasuista
WO2001059203A2 (en) * 2000-02-09 2001-08-16 Akzo Nobel N.V. Pulping process
US6569285B2 (en) * 2000-02-09 2003-05-27 Akzo Nobel N.V. Process for gas phase pretreating of lignocellulosic containing material
CA2452145A1 (en) * 2003-06-03 2004-12-03 David Tarasenko Method for producing pulp and lignin

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE204460C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) *
US4076579A (en) * 1973-08-06 1978-02-28 The Regents Of The University Of California Pulping of lignocellulosic material by sequential treatment thereof with nitric oxide and oxygen

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2733992A (en) * 1956-02-07 reyerson
GB438436A (en) * 1934-05-16 1935-11-18 Henry Dreyfus Improvements in the production of cellulose and cellulosic products
GB1505070A (en) * 1974-06-11 1978-03-22 Canadian Ind Process for bleaching of lignocellulosic material

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE204460C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) *
US4076579A (en) * 1973-08-06 1978-02-28 The Regents Of The University Of California Pulping of lignocellulosic material by sequential treatment thereof with nitric oxide and oxygen

Also Published As

Publication number Publication date
SE450393B (sv) 1987-06-22
NO160384C (no) 1989-04-12
JPS5881691A (ja) 1983-05-17
NO160384B (no) 1989-01-02
CA1180512A (en) 1985-01-08
JPH028074B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1990-02-22
US4750973A (en) 1988-06-14
DE3239608A1 (de) 1983-05-05
SE8106326L (sv) 1983-04-28
FI70266B (fi) 1986-02-28
FR2515223A1 (fr) 1983-04-29
AU552494B2 (en) 1986-06-05
FR2515223B1 (fr) 1986-08-22
ATA390882A (de) 1984-12-15
NO823564L (no) 1983-04-28
FI70266C (fi) 1986-09-15
FI823559A0 (fi) 1982-10-18
FI823559L (fi) 1983-04-28
NZ202296A (en) 1986-01-24
AU8871782A (en) 1983-05-05
DE3239608C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1989-10-19

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee