FI931710L - Foerfarande foer blekning av avfaergad massa - Google Patents

Foerfarande foer blekning av avfaergad massa Download PDF

Info

Publication number: FI931710L
Authority: FI; Finland
Prior art keywords: avfaergad; mass; foerfarande foer; blekning; foer blekning
Prior art date: 1992-04-15

Application number

FI931710A

Other languages

English (en)

Finnish (fi)

Other versions

FI931710A7 (fi

FI931710A0 (fi

Inventor

Den Bergh Luc Van

Original Assignee

Morton Int 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.)

1992-04-15

Filing date

1993-04-15

Publication date

1993-10-16

1993-04-15 Application filed by Morton Int Inc filed Critical Morton Int Inc

1993-04-15 Publication of FI931710A0 publication Critical patent/FI931710A0/fi

1993-10-16 Publication of FI931710A7 publication Critical patent/FI931710A7/fi

1993-10-16 Publication of FI931710L publication Critical patent/FI931710L/fi

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
- D21C9/1084—Bleaching ; Apparatus therefor with reducing compounds
- 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
- D21C5/00—Other processes for obtaining cellulose, e.g. cooking cotton linters ; Processes characterised by the choice of cellulose-containing starting materials
- D21C5/02—Working-up waste paper
- D21C5/025—De-inking
- 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)
Coloring Foods And Improving Nutritive Qualities (AREA)
Developing Agents For Electrophotography (AREA)
Liquid Crystal (AREA)
Optical Communication System (AREA)
Pyrrole Compounds (AREA)
Electroluminescent Light Sources (AREA)

FI931710A 1992-04-15 1993-04-15 Foerfarande foer blekning av avfaergad massa FI931710L (fi)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB9208266A GB9208266D0 (en)	1992-04-15	1992-04-15	Method of bleaching de-inked pulp

Publications (3)

Publication Number	Publication Date
FI931710A0 FI931710A0 (fi)	1993-04-15
FI931710A7 FI931710A7 (fi)	1993-10-16
FI931710L true FI931710L (fi)	1993-10-16

Family

ID=10714059

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FI931710A FI931710L (fi)	1992-04-15	1993-04-15	Foerfarande foer blekning av avfaergad massa

Country Status (10)

Country	Link
US (1)	US5391261A (fr)
EP (1)	EP0566327B1 (fr)
JP (1)	JPH0610285A (fr)
AT (1)	ATE150116T1 (fr)
CA (1)	CA2093182C (fr)
DE (1)	DE69308620T2 (fr)
FI (1)	FI931710L (fr)
GB (1)	GB9208266D0 (fr)
NO (1)	NO300698B1 (fr)
ZA (1)	ZA932600B (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6074527A (en)	1994-06-29	2000-06-13	Kimberly-Clark Worldwide, Inc.	Production of soft paper products from coarse cellulosic fibers
US5582681A (en)	1994-06-29	1996-12-10	Kimberly-Clark Corporation	Production of soft paper products from old newspaper
US6001218A (en)	1994-06-29	1999-12-14	Kimberly-Clark Worldwide, Inc.	Production of soft paper products from old newspaper
US5882476A (en) *	1995-05-05	1999-03-16	Solvay Minerals, Inc.	Deinking printed wastepaper using alkaline solution containing sodium sulfite and sodium carbonate
US5766448A (en) *	1996-09-25	1998-06-16	International Paper Company	Pressure screening system for processing contaminated pulp fiber
US6296736B1 (en)	1997-10-30	2001-10-02	Kimberly-Clark Worldwide, Inc.	Process for modifying pulp from recycled newspapers
US6306248B1 (en)	1997-11-20	2001-10-23	The University Of Alabama In Huntsville	Method for transforming diverse pulp and paper products into a homogenous cellulosic feedstock
US6325892B1 (en)	1998-09-23	2001-12-04	University Of New Brunswick	Method of delignifying sulphite pulp with oxygen and borohydride
US6387210B1 (en)	1998-09-30	2002-05-14	Kimberly-Clark Worldwide, Inc.	Method of making sanitary paper product from coarse fibers
US6395131B1 (en) *	2000-09-19	2002-05-28	Voith Sulzer Paper Technology North America, Inc.	Flotation machine for a fiber suspension and method of using same
US20040211533A1 (en) *	2003-04-28	2004-10-28	Qiang Huang	Method for bleaching and color stripping recycled fibers

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE335268C (de) *	1920-01-08	1921-03-29	Wilhelm Abele	Verfahren zur Regenerierung von Altpapier, bei welchem die Entfaerbungs- und Aufschliessungsfluessigkeit in einem Kreislauf durch die ruhende Altpapiermasse geschickt wird
FR2639371B1 (fr) *	1988-11-24	1995-04-14	Atochem	Procede de blanchiment de pates desencrees
DE4115575A1 (de) *	1991-05-13	1992-11-19	Brueggemann L Kg	Bleichmittel

1992
- 1992-04-15 GB GB9208266A patent/GB9208266D0/en active Pending
1993
- 1993-04-08 DE DE69308620T patent/DE69308620T2/de not_active Expired - Fee Related
- 1993-04-08 EP EP93302793A patent/EP0566327B1/fr not_active Expired - Lifetime
- 1993-04-08 AT AT93302793T patent/ATE150116T1/de not_active IP Right Cessation
- 1993-04-13 US US08/046,223 patent/US5391261A/en not_active Expired - Fee Related
- 1993-04-13 ZA ZA932600A patent/ZA932600B/xx unknown
- 1993-04-14 CA CA 2093182 patent/CA2093182C/fr not_active Expired - Fee Related
- 1993-04-14 NO NO931363A patent/NO300698B1/no unknown
- 1993-04-15 FI FI931710A patent/FI931710L/fi not_active Application Discontinuation
- 1993-04-15 JP JP8861093A patent/JPH0610285A/ja active Pending

Also Published As

Publication number	Publication date
NO931363D0 (no)	1993-04-14
EP0566327A1 (fr)	1993-10-20
GB9208266D0 (en)	1992-06-03
FI931710A7 (fi)	1993-10-16
ZA932600B (en)	1993-11-30
ATE150116T1 (de)	1997-03-15
NO300698B1 (no)	1997-07-07
CA2093182C (fr)	1996-11-19
DE69308620T2 (de)	1997-08-07
EP0566327B1 (fr)	1997-03-12
NO931363L (no)	1993-10-18
DE69308620D1 (de)	1997-04-17
JPH0610285A (ja)	1994-01-18
US5391261A (en)	1995-02-21
CA2093182A1 (fr)	1993-10-16
FI931710A0 (fi)	1993-04-15

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Legal Events

Date	Code	Title	Description
1998-01-02	GB	Transfer or assigment of application	Owner name: MORTON INTERNATIONAL INC.
1998-10-31	FD	Application lapsed