DE69505496T2 - Verfahren und vorrichtung zur behandlung von wiederverwendeter papierpulpe - Google Patents

Verfahren und vorrichtung zur behandlung von wiederverwendeter papierpulpe

Info

Publication number
DE69505496T2
DE69505496T2 DE1995605496 DE69505496T DE69505496T2 DE 69505496 T2 DE69505496 T2 DE 69505496T2 DE 1995605496 DE1995605496 DE 1995605496 DE 69505496 T DE69505496 T DE 69505496T DE 69505496 T2 DE69505496 T2 DE 69505496T2
Authority
DE
Germany
Prior art keywords
filter surface
treating
web
paper pulp
filtrate
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.)
Expired - Fee Related
Application number
DE1995605496
Other languages
English (en)
Other versions
DE69505496D1 (de
Inventor
Raimo Kohonen
Ari Pelkioe
Olli Saloranta
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.)
Andritz Oy
Original Assignee
Andritz 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 Andritz Oy filed Critical Andritz Oy
Application granted granted Critical
Publication of DE69505496D1 publication Critical patent/DE69505496D1/de
Publication of DE69505496T2 publication Critical patent/DE69505496T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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)
DE1995605496 1994-02-04 1995-02-03 Verfahren und vorrichtung zur behandlung von wiederverwendeter papierpulpe Expired - Fee Related DE69505496T2 (de)

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
PCT/FI1995/000048 WO1995021292A1 (en) 1994-02-04 1995-02-03 Method and apparatus for treating recycled pulp

Publications (2)

Publication Number Publication Date
DE69505496D1 DE69505496D1 (de) 1998-11-26
DE69505496T2 true DE69505496T2 (de) 1999-04-15

Family

ID=8539914

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1995605496 Expired - Fee Related DE69505496T2 (de) 1994-02-04 1995-02-03 Verfahren und vorrichtung zur behandlung von wiederverwendeter papierpulpe

Country Status (7)

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

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
FI940513A0 (fi) 1994-02-04
FI96328B (fi) 1996-02-29
WO1995021292A1 (en) 1995-08-10
ATE172505T1 (de) 1998-11-15
DK0741817T3 (da) 1999-06-28
FI96328C (fi) 1996-06-10
DE69505496D1 (de) 1998-11-26
EP0741817B1 (de) 1998-10-21
FI940513A (fi) 1995-08-05
ES2125596T3 (es) 1999-03-01
EP0741817A1 (de) 1996-11-13

Similar Documents

Publication Publication Date Title
ATE70579T1 (de) Verfahren und vorrichtung zum behandeln einer faseraufschwemmung.
DE69728539D1 (de) Vorrichtung zum spenden und verfahren zur formung eines materials
DE68928632D1 (de) Verfahren und Vorrichtung zum Behandeln von Faserbrei
ATE189717T1 (de) Verfahren und vorrichtung zur entwässerung einer bahn in einer papier- oder kartonmaschine
ATE63145T1 (de) Verfahren und vorrichtung zum entwaessern einer faserbahn in einer papiermaschine.
DE69512460D1 (de) Apparat zur Behandlung eines Filterkuchens
DE69601194D1 (de) Verfahren zum Deinken von Altpapier
DE69505496T2 (de) Verfahren und vorrichtung zur behandlung von wiederverwendeter papierpulpe
ATE88226T1 (de) Verfahren und vorrichtung zur filtrierung und behandlung von papierstoffbrei.
ATE93287T1 (de) Verfahren und vorrichtung zum eindicken einer faseraufschwemmung.
ATE263270T1 (de) Verfahren und vorrichtung zur herstellung von faserstoff aus altpapier
ATE239127T1 (de) Verfahren und vorrichtung zur behandlung von fasersuspensionen welche mineralien enthalten, wie gestrichenes altpapier, bei der papierherstellung
ATE157411T1 (de) Vorrichtung und verfahren zum behandeln eines abfallpapierstoffbreis
ATE250681T1 (de) Vorrichtung und verfahren zum reinigen von vliesquetschwalzen am ausgang einer karde
ATE32113T1 (de) Verfahren und vorrichtung zur wiedergewinnung von gedrucktem altpapier.
DE69406540D1 (de) Verfahren zum reinigen der dusenspalte einer blasvorrichtung und blasvorrichtung
DE3583736D1 (de) Verfahren und vorrichtung zum entfernen von verunreinigungen aus altpapier.
ATE39373T1 (de) Verfahren zum veredeln von papier und vorrichtung zur durchfuehrung des verfahrens.
DE69915227D1 (de) Verfahren und Vorrichtung zur Behandlung von Ausschuss
ATE260357T1 (de) Verfahren und vorrichtung zur vorbehandlung von papierfaserstoff

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee