FI945783A - Menetelmä pesun tehostamiseksi - Google Patents

Menetelmä pesun tehostamiseksi Download PDF

Info

Publication number
FI945783A
FI945783A FI945783A FI945783A FI945783A FI 945783 A FI945783 A FI 945783A FI 945783 A FI945783 A FI 945783A FI 945783 A FI945783 A FI 945783A FI 945783 A FI945783 A FI 945783A
Authority
FI
Finland
Prior art keywords
streamlining
washing
procedure
streamlining washing
Prior art date
Application number
FI945783A
Other languages
English (en)
Swedish (sv)
Other versions
FI945783A0 (fi
Inventor
Kari Ala-Kaila
Kaj Henricson
Pekka Tervola
Original Assignee
Ahlstroem Oy
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 Ahlstroem Oy filed Critical Ahlstroem Oy
Priority to FI945783A priority Critical patent/FI945783A/fi
Publication of FI945783A0 publication Critical patent/FI945783A0/fi
Priority to PCT/FI1995/000668 priority patent/WO1996017996A1/en
Publication of FI945783A publication Critical patent/FI945783A/fi

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
    • D21D1/00—Methods of beating or refining; Beaters of the Hollander type
    • D21D1/20—Methods of refining
    • D21D1/40—Washing the fibres
    • 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
    • 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
    • D21C9/04—Washing ; Displacing cooking or pulp-treating liquors contained in the pulp by fluids, e.g. wash water or other pulp-treating agents in diffusers ; Washing of pulp of fluid consistency without substantially thickening

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
FI945783A 1994-12-08 1994-12-08 Menetelmä pesun tehostamiseksi FI945783A (fi)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FI945783A FI945783A (fi) 1994-12-08 1994-12-08 Menetelmä pesun tehostamiseksi
PCT/FI1995/000668 WO1996017996A1 (en) 1994-12-08 1995-12-05 Washing of pulp in a fractionating washing system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI945783A FI945783A (fi) 1994-12-08 1994-12-08 Menetelmä pesun tehostamiseksi

Publications (2)

Publication Number Publication Date
FI945783A0 FI945783A0 (fi) 1994-12-08
FI945783A true FI945783A (fi) 1996-06-09

Family

ID=8541944

Family Applications (1)

Application Number Title Priority Date Filing Date
FI945783A FI945783A (fi) 1994-12-08 1994-12-08 Menetelmä pesun tehostamiseksi

Country Status (2)

Country Link
FI (1) FI945783A (fi)
WO (1) WO1996017996A1 (fi)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI112957B (fi) * 1999-07-21 2004-02-13 Metso Paper Pori Oy Menetelmä ja laite massan pesemiseksi
EP1574614B1 (en) 2000-10-17 2015-11-11 James Hardie Technology Limited Method for reducing impurities in cellulose fibers for manufacture of fiber reinforced cement composite materials
CA2424699C (en) * 2000-10-17 2010-04-27 James Hardie Research Pty Limited Method and apparatus for reducing impurities in cellulose fibers for manufacture of fiber reinforced cement composite materials
US20030213569A1 (en) * 2002-05-15 2003-11-20 Brian Wester Very low COD unbleached pulp
US8993462B2 (en) 2006-04-12 2015-03-31 James Hardie Technology Limited Surface sealed reinforced building element
FI123023B (fi) * 2009-09-01 2012-10-15 Andritz Oy Menetelmä ja laitteisto suovan erottamiseksi
FI130070B (fi) * 2018-03-07 2023-01-31 Andritz Oy Menetelmä liukosellun valmistamiseksi

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI77063B (fi) * 1986-12-17 1988-09-30 Ahlstroem Oy Foerfarande foer effektivering av fibersuspensionstvaett.
US5567262A (en) * 1991-04-16 1996-10-22 Ahlstrom Machinery Inc. Two stage pressure diffuser

Also Published As

Publication number Publication date
FI945783A0 (fi) 1994-12-08
WO1996017996A1 (en) 1996-06-13

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Legal Events

Date Code Title Description
GB Transfer or assigment of application

Owner name: AHLSTROM MACHINERY OY

FD Application lapsed