AU2001284569A1 - Chemical method - Google Patents

Chemical method

Info

Publication number
AU2001284569A1
AU2001284569A1 AU2001284569A AU8456901A AU2001284569A1 AU 2001284569 A1 AU2001284569 A1 AU 2001284569A1 AU 2001284569 A AU2001284569 A AU 2001284569A AU 8456901 A AU8456901 A AU 8456901A AU 2001284569 A1 AU2001284569 A1 AU 2001284569A1
Authority
AU
Australia
Prior art keywords
chemical method
chemical
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
AU2001284569A
Inventor
Per Lahti
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.)
Akzo Nobel NV
Original Assignee
Akzo Nobel NV
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 Akzo Nobel NV filed Critical Akzo Nobel NV
Publication of AU2001284569A1 publication Critical patent/AU2001284569A1/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
    • D21C9/12—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds
    • D21C9/14—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds with ClO2 or chlorites

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Treating Waste Gases (AREA)
AU2001284569A 2000-08-25 2001-08-06 Chemical method Abandoned AU2001284569A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US22782700P 2000-08-25 2000-08-25
EP00850142 2000-08-25
US60227827 2000-08-25
EP00850142 2000-08-25
PCT/SE2001/001710 WO2002016691A1 (en) 2000-08-25 2001-08-06 Chemical method

Publications (1)

Publication Number Publication Date
AU2001284569A1 true AU2001284569A1 (en) 2002-03-04

Family

ID=26074204

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001284569A Abandoned AU2001284569A1 (en) 2000-08-25 2001-08-06 Chemical method

Country Status (2)

Country Link
AU (1) AU2001284569A1 (en)
WO (1) WO2002016691A1 (en)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1780943A (en) * 1927-04-19 1930-11-11 Brown Co Fiber liberating and bleaching process
US5041237A (en) * 1983-09-08 1991-08-20 Stora Kopparbergs Berglags Ab Aqueous solution containing sulphur dioxide and sodium in high percentages, its manufacture and use
FI913688A (en) * 1991-03-14 1992-09-15 Metsae Sellu Oy FOERFARANDE FOER BINDNING AV FOERENINGAR I ETT AKTIVA KLORCELLULOSABLEKERI OCH MOTSVARANDE PROCESSAPPARATUR
ZA93224B (en) * 1992-01-22 1993-08-18 Olin Corp Gas phase delignification of lignocellulosic material.
SE506938C3 (en) * 1996-06-28 1998-04-20 Sunds Defibrator Ind Ab Pressurized chlorine dioxide bleaching with chlorine dioxide recovery

Also Published As

Publication number Publication date
WO2002016691A1 (en) 2002-02-28

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