AU2001252300A1 - A method for controlling the delignification and bleaching of a pulp suspension - Google Patents

A method for controlling the delignification and bleaching of a pulp suspension

Info

Publication number
AU2001252300A1
AU2001252300A1 AU2001252300A AU5230001A AU2001252300A1 AU 2001252300 A1 AU2001252300 A1 AU 2001252300A1 AU 2001252300 A AU2001252300 A AU 2001252300A AU 5230001 A AU5230001 A AU 5230001A AU 2001252300 A1 AU2001252300 A1 AU 2001252300A1
Authority
AU
Australia
Prior art keywords
delignification
bleaching
controlling
pulp suspension
pulp
Prior art date
Legal status (The legal status 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 status listed.)
Abandoned
Application number
AU2001252300A
Inventor
Petri Juhana Jokinen
Jarmo Tapio Kahala
Hannu Sakari Sonni
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Stora Enso Oyj
AGA AB
Original Assignee
Stora Enso Oyj
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 Stora Enso Oyj, AGA AB filed Critical Stora Enso Oyj
Publication of AU2001252300A1 publication Critical patent/AU2001252300A1/en
Abandoned legal-status Critical Current

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
    • D21C9/1026—Other features in bleaching processes
    • D21C9/1036—Use of compounds accelerating or improving the efficiency of the processes
AU2001252300A 2000-04-05 2001-04-04 A method for controlling the delignification and bleaching of a pulp suspension Abandoned AU2001252300A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FI20000801 2000-04-05
FI20000801A FI109209B (en) 2000-04-05 2000-04-05 Procedure for checking delignification and bleaching of a pulp slurry
PCT/FI2001/000326 WO2001075220A1 (en) 2000-04-05 2001-04-04 A method for controlling the delignification and bleaching of a pulp suspension

Publications (1)

Publication Number Publication Date
AU2001252300A1 true AU2001252300A1 (en) 2001-10-15

Family

ID=8558126

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001252300A Abandoned AU2001252300A1 (en) 2000-04-05 2001-04-04 A method for controlling the delignification and bleaching of a pulp suspension

Country Status (6)

Country Link
US (1) US20030168190A1 (en)
EP (1) EP1278909A1 (en)
AU (1) AU2001252300A1 (en)
CA (1) CA2405325A1 (en)
FI (1) FI109209B (en)
WO (1) WO2001075220A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE514687C2 (en) * 1999-07-09 2001-04-02 Sca Graphic Res Ab Method for the elimination of harmful substances in a process fluid
US20050045291A1 (en) * 2002-08-08 2005-03-03 Martin Ragnar Reduction of organically bound chlorine formed in chlorine dioxide bleaching
ES2614635T3 (en) * 2006-03-13 2017-06-01 Fpinnovations Pulp bleaching with almost neutral chlorine dioxide
JP5301237B2 (en) * 2007-10-17 2013-09-25 新日鉄住金化学株式会社 Method for producing solubilized lignin, saccharide raw material and monosaccharide raw material
SE1150015A1 (en) * 2011-01-12 2012-07-13 Wallenius Water Ab Ozone bleaching of pulp

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB815247A (en) * 1955-07-19 1959-06-24 Columbia Cellulose Company Ltd Bleaching woob pulps
SE8605510L (en) * 1986-12-22 1987-09-17 Aga Ab KEEP WASHING THE PASS
US5139613A (en) * 1988-01-21 1992-08-18 Canadian Liquid Air Limited Process for preparing a paper pulp using carbon dioxide as an acidifying agent for a bleached pulp
FI991241A (en) * 1999-06-01 2000-12-02 Aga Ab Bleaching of lignin and process for making paper

Also Published As

Publication number Publication date
WO2001075220A1 (en) 2001-10-11
CA2405325A1 (en) 2001-10-11
FI20000801A0 (en) 2000-04-05
FI109209B (en) 2002-06-14
EP1278909A1 (en) 2003-01-29
FI20000801A (en) 2001-10-06
US20030168190A1 (en) 2003-09-11

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