AT345658B - Verfahren zur delignifizierung von lignozellulosehaltigem material - Google Patents

Verfahren zur delignifizierung von lignozellulosehaltigem material

Info

Publication number
AT345658B
AT345658B AT178875A AT178875A AT345658B AT 345658 B AT345658 B AT 345658B AT 178875 A AT178875 A AT 178875A AT 178875 A AT178875 A AT 178875A AT 345658 B AT345658 B AT 345658B
Authority
AT
Austria
Prior art keywords
containing material
lignocellulose containing
delignifying
delignifying lignocellulose
lignocellulose
Prior art date
Application number
AT178875A
Other languages
English (en)
Other versions
ATA178875A (de
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 ATA178875A publication Critical patent/ATA178875A/de
Application granted granted Critical
Publication of AT345658B publication Critical patent/AT345658B/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
    • 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
    • D21C9/1026—Other features in bleaching processes
    • D21C9/1036—Use of compounds accelerating or improving the efficiency of the processes
    • 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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Compounds Of Unknown Constitution (AREA)
  • Processing Of Solid Wastes (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
AT178875A 1974-03-14 1975-03-07 Verfahren zur delignifizierung von lignozellulosehaltigem material AT345658B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7403451A SE380298B (sv) 1974-03-14 1974-03-14 Forfarande for delignifiering genom syrgas-alkalibehandling av lignocelluosahaltigt material

Publications (2)

Publication Number Publication Date
ATA178875A ATA178875A (de) 1978-01-15
AT345658B true AT345658B (de) 1978-09-25

Family

ID=20320524

Family Applications (1)

Application Number Title Priority Date Filing Date
AT178875A AT345658B (de) 1974-03-14 1975-03-07 Verfahren zur delignifizierung von lignozellulosehaltigem material

Country Status (13)

Country Link
JP (1) JPS522002B2 (de)
AT (1) AT345658B (de)
BR (1) BR7501339A (de)
CA (1) CA1039908A (de)
CH (1) CH606601A5 (de)
DE (1) DE2509746C3 (de)
FI (1) FI750635A (de)
FR (1) FR2264125B1 (de)
GB (1) GB1500011A (de)
IT (1) IT1030236B (de)
NO (1) NO140605C (de)
SE (1) SE380298B (de)
ZA (1) ZA751266B (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE7601935L (sv) * 1975-06-30 1976-12-31 Int Paper Co Sett att bleka lignincellulosamassa
JPS6134314A (ja) * 1984-07-25 1986-02-18 Kawasaki Heavy Ind Ltd 内燃機関
IN167959B (de) * 1985-08-05 1991-01-12 Interox
ATE57400T1 (de) * 1985-08-05 1990-10-15 Interox Sa Verfahren zur delignifizierung von zellulosematerialien.
FI122654B (fi) * 1997-12-08 2012-05-15 Ovivo Luxembourg Sarl Menetelmä paperisellumassan valmistamiseksi
US20100159515A1 (en) * 2008-12-19 2010-06-24 E.I. Du Pont De Nemours And Company Oxidative pretreatment of biomass to enhance enzymatic saccharification

Also Published As

Publication number Publication date
DE2509746A1 (de) 1975-09-25
SE380298B (sv) 1975-11-03
CH606601A5 (de) 1978-11-15
CA1039908A (en) 1978-10-10
JPS50121501A (de) 1975-09-23
GB1500011A (en) 1978-02-08
ATA178875A (de) 1978-01-15
BR7501339A (pt) 1975-12-09
NO750744L (de) 1975-09-16
NO140605B (no) 1979-06-25
IT1030236B (it) 1979-03-30
ZA751266B (en) 1976-01-28
DE2509746B2 (de) 1977-08-18
JPS522002B2 (de) 1977-01-19
SE7403451L (de) 1975-09-15
DE2509746C3 (de) 1978-04-27
FI750635A (de) 1975-09-15
FR2264125B1 (de) 1977-11-18
NO140605C (no) 1979-10-03
FR2264125A1 (de) 1975-10-10

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee