SE9303927D0 - Förfarande för tillverkning av massa/papper i närvaro av en ädelgas - Google Patents

Förfarande för tillverkning av massa/papper i närvaro av en ädelgas

Info

Publication number
SE9303927D0
SE9303927D0 SE9303927A SE9303927A SE9303927D0 SE 9303927 D0 SE9303927 D0 SE 9303927D0 SE 9303927 A SE9303927 A SE 9303927A SE 9303927 A SE9303927 A SE 9303927A SE 9303927 D0 SE9303927 D0 SE 9303927D0
Authority
SE
Sweden
Prior art keywords
paper
noble gas
pulp
producing pulp
gas
Prior art date
Application number
SE9303927A
Other languages
English (en)
Other versions
SE9303927L (sv
Inventor
Kevin C Spencer
Original Assignee
Air Liquide
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 Air Liquide filed Critical Air Liquide
Publication of SE9303927D0 publication Critical patent/SE9303927D0/sv
Publication of SE9303927L publication Critical patent/SE9303927L/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
    • D21C1/00—Pretreatment of the finely-divided materials before digesting
    • 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
    • D21C3/006—Pulping cellulose-containing materials with compounds not otherwise provided for
    • 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
    • D21C9/1063—Bleaching ; Apparatus therefor with compounds not otherwise provided for, e.g. activated gases
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/64—Paper recycling

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
SE9303927A 1992-11-27 1993-11-26 Förfarande för tillverkning av massa/papper i närvaro av en ädelgas SE9303927L (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US98249792A 1992-11-27 1992-11-27

Publications (2)

Publication Number Publication Date
SE9303927D0 true SE9303927D0 (sv) 1993-11-26
SE9303927L SE9303927L (sv) 1994-05-28

Family

ID=25529226

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9303927A SE9303927L (sv) 1992-11-27 1993-11-26 Förfarande för tillverkning av massa/papper i närvaro av en ädelgas

Country Status (3)

Country Link
CA (1) CA2109749A1 (sv)
FI (1) FI935265A (sv)
SE (1) SE9303927L (sv)

Also Published As

Publication number Publication date
FI935265A0 (fi) 1993-11-26
SE9303927L (sv) 1994-05-28
FI935265A (fi) 1994-05-28
CA2109749A1 (en) 1994-05-28

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