FI940513A - Menetelmä ja laite uusiomassan käsittelemiseksi - Google Patents

Menetelmä ja laite uusiomassan käsittelemiseksi Download PDF

Info

Publication number
FI940513A
FI940513A FI940513A FI940513A FI940513A FI 940513 A FI940513 A FI 940513A FI 940513 A FI940513 A FI 940513A FI 940513 A FI940513 A FI 940513A FI 940513 A FI940513 A FI 940513A
Authority
FI
Finland
Prior art keywords
filter surface
recycled pulp
web
filtrate
allowing
Prior art date
Application number
FI940513A
Other languages
English (en)
Swedish (sv)
Other versions
FI96328C (fi
FI940513A0 (fi
FI96328B (fi
Inventor
Raimo Kohonen
Ari Pelkioe
Olli Saloranta
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
Publication of FI940513A0 publication Critical patent/FI940513A0/fi
Priority to FI940513A priority Critical patent/FI96328C/fi
Priority to DK95907667T priority patent/DK0741817T3/da
Priority to DE69505496T priority patent/DE69505496T2/de
Priority to AT95907667T priority patent/ATE172505T1/de
Priority to ES95907667T priority patent/ES2125596T3/es
Priority to PCT/FI1995/000048 priority patent/WO1995021292A1/en
Priority to EP95907667A priority patent/EP0741817B1/en
Publication of FI940513A publication Critical patent/FI940513A/fi
Application granted granted Critical
Publication of FI96328B publication Critical patent/FI96328B/fi
Publication of FI96328C publication Critical patent/FI96328C/fi

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
    • 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
    • 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
    • D21C9/06—Washing ; Displacing cooking or pulp-treating liquors contained in the pulp by fluids, e.g. wash water or other pulp-treating agents in filters ; Washing of concentrated pulp, e.g. pulp mats, on filtering surfaces
    • 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
    • D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
    • D21D5/00—Purification of the pulp suspension by mechanical means; Apparatus therefor
    • D21D5/02—Straining or screening the pulp
    • D21D5/06—Rotary screen-drums
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
FI940513A 1994-02-04 1994-02-04 Menetelmä ja laite uusiomassan käsittelemiseksi FI96328C (fi)

Priority Applications (7)

Application Number Priority Date Filing Date Title
FI940513A FI96328C (fi) 1994-02-04 1994-02-04 Menetelmä ja laite uusiomassan käsittelemiseksi
DK95907667T DK0741817T3 (da) 1994-02-04 1995-02-03 Fremgangsmåde og apparat til behandling af genbrugspulp
DE69505496T DE69505496T2 (de) 1994-02-04 1995-02-03 Verfahren und vorrichtung zur behandlung von wiederverwendeter papierpulpe
AT95907667T ATE172505T1 (de) 1994-02-04 1995-02-03 Verfahren und vorrichtung zur behandlung von wiederverwendeter papierpulpe
ES95907667T ES2125596T3 (es) 1994-02-04 1995-02-03 Procedimiento y aparato para el tratamiento de pulpa reciclada.
PCT/FI1995/000048 WO1995021292A1 (en) 1994-02-04 1995-02-03 Method and apparatus for treating recycled pulp
EP95907667A EP0741817B1 (en) 1994-02-04 1995-02-03 Method and apparatus for treating recycled pulp

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI940513A FI96328C (fi) 1994-02-04 1994-02-04 Menetelmä ja laite uusiomassan käsittelemiseksi
FI940513 1994-02-04

Publications (4)

Publication Number Publication Date
FI940513A0 FI940513A0 (fi) 1994-02-04
FI940513A true FI940513A (fi) 1995-08-05
FI96328B FI96328B (fi) 1996-02-29
FI96328C FI96328C (fi) 1996-06-10

Family

ID=8539914

Family Applications (1)

Application Number Title Priority Date Filing Date
FI940513A FI96328C (fi) 1994-02-04 1994-02-04 Menetelmä ja laite uusiomassan käsittelemiseksi

Country Status (7)

Country Link
EP (1) EP0741817B1 (fi)
AT (1) ATE172505T1 (fi)
DE (1) DE69505496T2 (fi)
DK (1) DK0741817T3 (fi)
ES (1) ES2125596T3 (fi)
FI (1) FI96328C (fi)
WO (1) WO1995021292A1 (fi)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE462597B (sv) * 1988-11-25 1990-07-23 Celleco Ab Foerfarande och anordning foer fraktionering av suspensioner
SE465967B (sv) * 1990-04-11 1991-11-25 Celleco Ab Foerfarande och anordning foer separering av en fibersuspension
SE466708B (sv) * 1990-07-27 1992-03-23 Celleco Hedemora Ab Anordning foer separering av suspensioner, varvid suspensionen sprutas direkt paa en filtertrumma, utifraan eller inifraan

Also Published As

Publication number Publication date
EP0741817B1 (en) 1998-10-21
DE69505496T2 (de) 1999-04-15
FI96328C (fi) 1996-06-10
WO1995021292A1 (en) 1995-08-10
FI940513A0 (fi) 1994-02-04
ATE172505T1 (de) 1998-11-15
FI96328B (fi) 1996-02-29
DE69505496D1 (de) 1998-11-26
DK0741817T3 (da) 1999-06-28
ES2125596T3 (es) 1999-03-01
EP0741817A1 (en) 1996-11-13

Similar Documents

Publication Publication Date Title
ATE70579T1 (de) Verfahren und vorrichtung zum behandeln einer faseraufschwemmung.
FI932718A0 (fi) Aotervinning av raoaemnen ur pappersindustrins avlut och aoteranvaendning av dem
DE68928632D1 (de) Verfahren und Vorrichtung zum Behandeln von Faserbrei
CA2202714A1 (en) Process for increasing the degree of whiteness of paper fiber pulp
BR8703365A (pt) Processo e aparelho para remover agua de uma trama fibrosa
DE69601194D1 (de) Verfahren zum Deinken von Altpapier
EP0682969A3 (en) Apparatus for treating a filter cake.
FI940513A (fi) Menetelmä ja laite uusiomassan käsittelemiseksi
CA2085306A1 (en) Method and apparatus for treating white water
EP0334312A3 (en) Method and apparatus for improving the operation of a disc filter
NO961844L (no) Fremgangsmåte og anordning for gjenvinning av fiber fra utlöpsströmmer
ATE93287T1 (de) Verfahren und vorrichtung zum eindicken einer faseraufschwemmung.
ATE69077T1 (de) Verfahren zur formung einer faserbahn in einer papiermaschine und vorrichtung zur durchfuehrung des verfahrens.
CA2323052A1 (en) Method and apparatus for treatment of fiber suspension containing minerals, such as coated broke, in paper production
SE9301941L (sv) Sätt och anordning för behandling av en fibersuspension
BR9103651A (pt) Processo para retirar tinta de polpa celulosica fibrosa de papel reciclado,processo para producao de papel reciclado e aparelho para separar particulas de tinta de polpa de papel reciclado
NO306413B1 (no) Fremgangsmaate for vasking av tremasse eller lignen de materiale, samt anordning for utförelse av fremgangsmaaten
BR9913950B1 (pt) processo e aparelho para o tratamento de polpa em suspensões de fibra de papel.
ATE157411T1 (de) Vorrichtung und verfahren zum behandeln eines abfallpapierstoffbreis
DE69512399D1 (de) Verfahren zum zerfasern von altpapier
DE69406540D1 (de) Verfahren zum reinigen der dusenspalte einer blasvorrichtung und blasvorrichtung
CA2098516A1 (en) Pulp making device
NO301780B1 (no) Fremgangsmåte og innretning for opparbeiding av betrykket returpapir
Ligeti Purification of Paper-Mill Waste Waters with Modern Devices(Papirgyari szennyvizek tisztitasa korszeru berendezesekkel)
SE0000801D0 (sv) Förfarande och anordningar för behandling av bakvatten

Legal Events

Date Code Title Description
BB Publication of examined application
MM Patent lapsed