NO914169L - Fremgangsmaate og anordning for delignifisering av fibroestmateriale - Google Patents

Fremgangsmaate og anordning for delignifisering av fibroestmateriale

Info

Publication number: NO914169L
Authority: NO; Norway
Prior art keywords: fibroest; delignifying; procedure; fibroest material; delignifying fibroest
Prior art date: 1990-12-27

Application number

NO91914169A

Other languages

English (en)

Other versions

NO914169D0 (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.)

1990-12-27

Filing date

1991-10-23

Publication date

1992-06-29

1991-10-23 Application filed by Kamyr Inc filed Critical Kamyr Inc

1991-10-23 Publication of NO914169D0 publication Critical patent/NO914169D0/no

1992-06-29 Publication of NO914169L publication Critical patent/NO914169L/no

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 NO914169D0 (no)	1991-10-23
NO914169L true 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

1991
- 1991-06-14 EP EP91109775A patent/EP0492039A1/en not_active Withdrawn
- 1991-06-18 CA CA002044907A patent/CA2044907A1/en not_active Abandoned
- 1991-06-18 AU AU79116/91A patent/AU636766B2/en not_active Ceased
- 1991-07-03 ZA ZA915144A patent/ZA915144B/xx unknown
- 1991-09-24 JP JP3243410A patent/JPH04245989A/ja not_active Withdrawn
- 1991-10-09 BR BR919104366A patent/BR9104366A/pt not_active Application Discontinuation
- 1991-10-23 NO NO91914169A patent/NO914169L/no unknown
- 1991-12-18 FI FI915947A patent/FI915947A7/fi unknown

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
NO914169D0 (no)	1991-10-23
CA2044907A1 (en)	1992-06-28
ZA915144B (en)	1992-05-27
FI915947A0 (fi)	1991-12-18
AU7911691A (en)	1992-07-02

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