AU1030999A - Chemical pulp paper production method - Google Patents

Chemical pulp paper production method

Info

Publication number
AU1030999A
AU1030999A AU10309/99A AU1030999A AU1030999A AU 1030999 A AU1030999 A AU 1030999A AU 10309/99 A AU10309/99 A AU 10309/99A AU 1030999 A AU1030999 A AU 1030999A AU 1030999 A AU1030999 A AU 1030999A
Authority
AU
Australia
Prior art keywords
production method
chemical pulp
paper production
pulp paper
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
AU10309/99A
Inventor
Eric Chauveheid
Johan Devenyns
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.)
Solvay SA
Original Assignee
Solvay SA
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 Solvay SA filed Critical Solvay SA
Publication of AU1030999A publication Critical patent/AU1030999A/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
    • D21C9/02—Washing ; Displacing cooking or pulp-treating liquors contained in the pulp by fluids, e.g. wash water or other pulp-treating agents
    • 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
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/22—Other features of pulping processes
    • D21C3/24—Continuous processes
    • 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
    • D21C9/1042—Use of chelating agents

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
AU10309/99A 1997-10-17 1998-10-09 Chemical pulp paper production method Abandoned AU1030999A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
BE9700830 1997-10-17
BE9700830A BE1011503A3 (en) 1997-10-17 1997-10-17 Manufacturing pulp chemicals.
PCT/EP1998/006638 WO1999020830A1 (en) 1997-10-17 1998-10-09 Chemical pulp paper production method

Publications (1)

Publication Number Publication Date
AU1030999A true AU1030999A (en) 1999-05-10

Family

ID=3890783

Family Applications (1)

Application Number Title Priority Date Filing Date
AU10309/99A Abandoned AU1030999A (en) 1997-10-17 1998-10-09 Chemical pulp paper production method

Country Status (6)

Country Link
AR (1) AR017356A1 (en)
AU (1) AU1030999A (en)
BE (1) BE1011503A3 (en)
ID (1) ID21108A (en)
WO (1) WO1999020830A1 (en)
ZA (1) ZA989247B (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3448003A (en) * 1966-01-03 1969-06-03 Dow Chemical Co On-stream cleaning of wood chip digesters using chelating agents
CA2037717C (en) * 1990-09-17 1996-03-05 Bertil Stromberg Extended kraft cooking with white liquor added to wash circulation
WO1994010375A1 (en) * 1992-10-26 1994-05-11 Kamyr, Inc. Displacement chelate treatment of pulp

Also Published As

Publication number Publication date
BE1011503A3 (en) 1999-10-05
ZA989247B (en) 2000-05-09
WO1999020830A1 (en) 1999-04-29
ID21108A (en) 1999-04-22
AR017356A1 (en) 2001-09-05

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase