SE9403494D0 - Sätt och anordning vid blekning av returfiber - Google Patents

Sätt och anordning vid blekning av returfiber

Info

Publication number
SE9403494D0
SE9403494D0 SE9403494A SE9403494A SE9403494D0 SE 9403494 D0 SE9403494 D0 SE 9403494D0 SE 9403494 A SE9403494 A SE 9403494A SE 9403494 A SE9403494 A SE 9403494A SE 9403494 D0 SE9403494 D0 SE 9403494D0
Authority
SE
Sweden
Prior art keywords
fiber pulp
secondary fiber
pct
disperser
methods
Prior art date
Application number
SE9403494A
Other languages
English (en)
Other versions
SE9403494L (sv
Inventor
Monica Bokstroem
Original Assignee
Aga 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 Aga Ab filed Critical Aga Ab
Priority to SE9403494A priority Critical patent/SE9403494L/sv
Publication of SE9403494D0 publication Critical patent/SE9403494D0/sv
Priority to DE1995607165 priority patent/DE69507165T2/de
Priority to PCT/SE1995/001146 priority patent/WO1996012062A1/en
Priority to ES95934918T priority patent/ES2129233T3/es
Priority to DK95934918T priority patent/DK0803007T3/da
Priority to AU37130/95A priority patent/AU3713095A/en
Priority to EP95934918A priority patent/EP0803007B1/en
Priority to US08/817,616 priority patent/US5997689A/en
Priority to AT95934918T priority patent/ATE175456T1/de
Priority to TW84110731A priority patent/TW300930B/zh
Publication of SE9403494L publication Critical patent/SE9403494L/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
    • 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
    • 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
    • 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
SE9403494A 1994-10-13 1994-10-13 Sätt och anordning vid blekning av returfiber SE9403494L (sv)

Priority Applications (10)

Application Number Priority Date Filing Date Title
SE9403494A SE9403494L (sv) 1994-10-13 1994-10-13 Sätt och anordning vid blekning av returfiber
AT95934918T ATE175456T1 (de) 1994-10-13 1995-10-05 Verfahren zum bleichen von sekundärfasern
DK95934918T DK0803007T3 (da) 1994-10-13 1995-10-05 Fremgangsmåde til blegning af sekundære fibre
PCT/SE1995/001146 WO1996012062A1 (en) 1994-10-13 1995-10-05 A method and apparatus for bleaching secondary fibres
ES95934918T ES2129233T3 (es) 1994-10-13 1995-10-05 Procedimiento para el blanqueo de fibras secundarias.
DE1995607165 DE69507165T2 (de) 1994-10-13 1995-10-05 Verfahren zum bleichen von sekundärfasern
AU37130/95A AU3713095A (en) 1994-10-13 1995-10-05 A method and apparatus for bleaching secondary fibres
EP95934918A EP0803007B1 (en) 1994-10-13 1995-10-05 A method for bleaching secondary fibres
US08/817,616 US5997689A (en) 1994-10-13 1995-10-05 Method of pre-treating secondary fibers with oxygen in a disperser
TW84110731A TW300930B (sv) 1994-10-13 1995-10-12

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9403494A SE9403494L (sv) 1994-10-13 1994-10-13 Sätt och anordning vid blekning av returfiber

Publications (2)

Publication Number Publication Date
SE9403494D0 true SE9403494D0 (sv) 1994-10-13
SE9403494L SE9403494L (sv) 1996-04-14

Family

ID=20395601

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9403494A SE9403494L (sv) 1994-10-13 1994-10-13 Sätt och anordning vid blekning av returfiber

Country Status (10)

Country Link
US (1) US5997689A (sv)
EP (1) EP0803007B1 (sv)
AT (1) ATE175456T1 (sv)
AU (1) AU3713095A (sv)
DE (1) DE69507165T2 (sv)
DK (1) DK0803007T3 (sv)
ES (1) ES2129233T3 (sv)
SE (1) SE9403494L (sv)
TW (1) TW300930B (sv)
WO (1) WO1996012062A1 (sv)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19614947B4 (de) * 1996-04-16 2004-04-08 Voith Paper Fiber Systems Gmbh & Co. Kg Verfahren zur Erhöhung des Weißgrades von Papierfaserstoff
SE506803C2 (sv) * 1996-07-25 1998-02-16 Cellwood Machinery Ab Sätt och anläggning för blekning av returpappersmassa
DE19751173A1 (de) * 1997-11-19 1999-05-27 Voith Sulzer Papiertech Patent Verfahren zur Erhöhung des Weißgrades von Papierfaserstoff
FI109135B (sv) * 1999-09-21 2002-05-31 Metso Paper Inc Förfarande och anordning för behandling av träfibermassa
US6627041B2 (en) * 2000-03-06 2003-09-30 Georgia-Pacific Corporation Method of bleaching and providing papermaking fibers with durable curl
US6899790B2 (en) 2000-03-06 2005-05-31 Georgia-Pacific Corporation Method of providing papermaking fibers with durable curl
US7297225B2 (en) * 2004-06-22 2007-11-20 Georgia-Pacific Consumer Products Lp Process for high temperature peroxide bleaching of pulp with cool discharge
US7514092B2 (en) * 2004-12-22 2009-04-07 Avon Products, Inc. Compositions and methods of their use for improving the condition and appearance of skin
US11591751B2 (en) 2019-09-17 2023-02-28 Gpcp Ip Holdings Llc High efficiency fiber bleaching process
US20220213648A1 (en) 2021-01-06 2022-07-07 Gpcp Ip Holdings Llc Oxygen Treatment of High Kappa Fibers

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1239047A (fr) * 1959-10-15 1960-08-19 Papeteries Leon Riquet Procédé de blanchiment de la pâte à papier et appareil pour la mise en oeuvre dece procédé
SE419603B (sv) * 1979-11-27 1981-08-17 Kamyr Ab Apparat for inblandning av behandlingsmedel i suspensioner
US4577974A (en) * 1984-05-04 1986-03-25 Kamyr, Inc. Medium consistency mixer rotor and stator construction
DE3610940A1 (de) * 1986-03-04 1987-09-10 Escher Wyss Gmbh Hochtemperatur-hochkonsistenz-schnellbleiche
US5234544A (en) * 1989-10-18 1993-08-10 Air Products And Chemicals, Inc. Cleaning and bleaching of secondary fiber
US5211809A (en) * 1991-05-21 1993-05-18 Air Products And Chemicals, Inc,. Dye removal in oxygen color stripping of secondary fibers
US5518580A (en) * 1991-09-20 1996-05-21 J.M. Voith Gmbh Method of processing printed waste matter
CA2082557C (en) * 1992-02-24 1997-03-11 Charles W. Hankins Integrated pulping process of waste paper yielding tissue-grade paper fibers

Also Published As

Publication number Publication date
TW300930B (sv) 1997-03-21
US5997689A (en) 1999-12-07
DE69507165T2 (de) 1999-07-29
AU3713095A (en) 1996-05-06
DE69507165D1 (de) 1999-02-18
WO1996012062A1 (en) 1996-04-25
EP0803007B1 (en) 1999-01-07
DK0803007T3 (da) 1999-08-30
ES2129233T3 (es) 1999-06-01
SE9403494L (sv) 1996-04-14
ATE175456T1 (de) 1999-01-15
EP0803007A1 (en) 1997-10-29

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