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NO914169D0 - Fremgangsmaate og anordning for delignifisering av fibroestmateriale - Google Patents

Fremgangsmaate og anordning for delignifisering av fibroestmateriale

Info

Publication number
NO914169D0
NO914169D0 NO914169A NO914169A NO914169D0 NO 914169 D0 NO914169 D0 NO 914169D0 NO 914169 A NO914169 A NO 914169A NO 914169 A NO914169 A NO 914169A NO 914169 D0 NO914169 D0 NO 914169D0
Authority
NO
Norway
Prior art keywords
fibroest
delignifying
procedure
fibroest material
delignifying fibroest
Prior art date
Application number
NO914169A
Other languages
English (en)
Other versions
NO914169L (no
Inventor
Joseph R Phillips
Brian F Greenwood
Thomas R Delcourt
Michael D Fahey
Stephen J Dunn
Jian Jiang
Original Assignee
Kamyr Inc
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 Kamyr Inc filed Critical Kamyr Inc
Publication of NO914169D0 publication Critical patent/NO914169D0/no
Publication of NO914169L publication Critical patent/NO914169L/no

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
    • 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
    • D21C9/147—Bleaching ; Apparatus therefor with oxygen or its allotropic modifications
    • D21C9/153—Bleaching ; Apparatus therefor with oxygen or its allotropic modifications with ozone

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
NO91914169A 1990-12-27 1991-10-23 Fremgangsmaate og anordning for delignifisering av fibroestmateriale NO914169L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US63334790A 1990-12-27 1990-12-27

Publications (2)

Publication Number Publication Date
NO914169D0 true NO914169D0 (no) 1991-10-23
NO914169L NO914169L (no) 1992-06-29

Family

ID=24539279

Family Applications (1)

Application Number Title Priority Date Filing Date
NO91914169A NO914169L (no) 1990-12-27 1991-10-23 Fremgangsmaate og anordning for delignifisering av fibroestmateriale

Country Status (8)

Country Link
EP (1) EP0492039A1 (no)
JP (1) JPH04245989A (no)
AU (1) AU636766B2 (no)
BR (1) BR9104366A (no)
CA (1) CA2044907A1 (no)
FI (1) FI915947A7 (no)
NO (1) NO914169L (no)
ZA (1) ZA915144B (no)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5520783A (en) * 1990-10-26 1996-05-28 Union Camp Patent Holding, Inc. Apparatus for bleaching high consistency pulp with ozone
CA2046717A1 (en) * 1991-02-06 1992-08-07 Beloit Technologies, Inc. Method and apparatus for treating fibrous materials with a gaseous reagent
EP0515303B2 (en) * 1991-05-24 2001-07-04 Union Camp Patent Holding, Inc. Method for ozone bleaching
SE9200183L (sv) * 1992-01-23 1993-07-24 Kamyr Ab Avskiljningsanordning samt foerfarande
US5944952A (en) * 1995-07-26 1999-08-31 Beloit Technologies, Inc. Method for bleaching high consistency pulp with a gaseous bleaching reagent
EP0840820B1 (en) * 1995-07-26 1999-04-28 Beloit Technologies, Inc. Method and apparatus for bleaching pulp with a gaseous bleaching reagent

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3814664A (en) * 1972-09-11 1974-06-04 Improved Machinery Inc Gaseous reaction apparatus including a peripheral gas receiving chamber
FI67413C (fi) * 1977-04-27 1985-03-11 Myrens Verksted As Foerfarande foer behandling av finfoerdelad fiberhaltig eller cellulosahaltig massa samt anordning foer utfoerande av foerfarandet
FR2620744A1 (fr) * 1987-09-17 1989-03-24 Degremont Procede de traitement par l'ozone de materiaux ligno-cellulosiques, notamment de pates a papier et reacteur pour la mise en oeuvre de ce procede
AT395180B (de) * 1989-08-16 1992-10-12 Andritz Ag Maschf Verfahren zur zerkleinerung von materialien und anlage zu dessen durchfuehrung

Also Published As

Publication number Publication date
AU636766B2 (en) 1993-05-06
EP0492039A1 (en) 1992-07-01
FI915947A7 (fi) 1992-06-28
BR9104366A (pt) 1992-08-18
JPH04245989A (ja) 1992-09-02
CA2044907A1 (en) 1992-06-28
NO914169L (no) 1992-06-29
ZA915144B (en) 1992-05-27
FI915947A0 (fi) 1991-12-18
AU7911691A (en) 1992-07-02

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