SE431570B - Forfarande for atervininng av cellulosafibrer ur returpapper - Google Patents

Forfarande for atervininng av cellulosafibrer ur returpapper

Info

Publication number
SE431570B
SE431570B SE7811866A SE7811866A SE431570B SE 431570 B SE431570 B SE 431570B SE 7811866 A SE7811866 A SE 7811866A SE 7811866 A SE7811866 A SE 7811866A SE 431570 B SE431570 B SE 431570B
Authority
SE
Sweden
Prior art keywords
fraction
fiber
screen
hydrophobic
fibers
Prior art date
Application number
SE7811866A
Other languages
English (en)
Swedish (sv)
Other versions
SE7811866L (sv
Inventor
H Forsblom
F Jakobson
Original Assignee
Celleco Ab
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 Celleco Ab filed Critical Celleco Ab
Priority to SE7811866A priority Critical patent/SE431570B/sv
Priority to GB7939081A priority patent/GB2036603B/en
Priority to DE19792946160 priority patent/DE2946160A1/de
Priority to IT2734279A priority patent/IT1127240B/it
Priority to FR7928376A priority patent/FR2441680A1/fr
Publication of SE7811866L publication Critical patent/SE7811866L/
Publication of SE431570B publication Critical patent/SE431570B/sv

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F1/00—Wet end of machines for making continuous webs of paper
    • D21F1/66—Pulp catching, de-watering, or recovering; Re-use of pulp-water
    • D21F1/70—Pulp catching, de-watering, or recovering; Re-use of pulp-water by flotation
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
    • D21B1/00—Fibrous raw materials or their mechanical treatment
    • D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
    • D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
    • D21B1/30—Defibrating by other means
    • D21B1/32—Defibrating by other means of waste paper
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
    • D21B1/00—Fibrous raw materials or their mechanical treatment
    • D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
    • D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
    • D21B1/30—Defibrating by other means
    • D21B1/32—Defibrating by other means of waste paper
    • D21B1/325—Defibrating by other means of waste paper de-inking devices
    • 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)
SE7811866A 1978-11-17 1978-11-17 Forfarande for atervininng av cellulosafibrer ur returpapper SE431570B (sv)

Priority Applications (5)

Application Number Priority Date Filing Date Title
SE7811866A SE431570B (sv) 1978-11-17 1978-11-17 Forfarande for atervininng av cellulosafibrer ur returpapper
GB7939081A GB2036603B (en) 1978-11-17 1979-11-12 Recovering cellulose fibres from waste material
DE19792946160 DE2946160A1 (de) 1978-11-17 1979-11-15 Verfahren zur rueckgewinnung von zellulosefasern aus rohmaterial in form von papier- u.dgl. abfaellen
IT2734279A IT1127240B (it) 1978-11-17 1979-11-16 Metodo per il recupero di fibre di cellulosa da una materia prima costituita da carta straccia e simili
FR7928376A FR2441680A1 (fr) 1978-11-17 1979-11-16 Procede de recuperation de fibres cellulosiques a partir de matiere brute telle que des vieux papiers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7811866A SE431570B (sv) 1978-11-17 1978-11-17 Forfarande for atervininng av cellulosafibrer ur returpapper

Publications (2)

Publication Number Publication Date
SE7811866L SE7811866L (sv) 1980-05-18
SE431570B true SE431570B (sv) 1984-02-13

Family

ID=20336388

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7811866A SE431570B (sv) 1978-11-17 1978-11-17 Forfarande for atervininng av cellulosafibrer ur returpapper

Country Status (5)

Country Link
DE (1) DE2946160A1 (fr)
FR (1) FR2441680A1 (fr)
GB (1) GB2036603B (fr)
IT (1) IT1127240B (fr)
SE (1) SE431570B (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1155310B (it) * 1982-04-19 1987-01-28 Jean Marie Clement Procedimento per il trattamento di riciclaggio di carta stampata da macero
DE4034054C1 (fr) * 1990-10-26 1992-04-02 Feldmuehle Ag, 4000 Duesseldorf, De
DE4238336A1 (de) * 1992-11-13 1994-05-19 Voith Gmbh J M Reinigung von Altpapiersuspensionen durch Flotation
DE19702060A1 (de) * 1997-01-22 1998-07-23 Voith Sulzer Stoffaufbereitung Verfahren zur Entfernung von Druckfarben
DE19733059C2 (de) * 1997-07-31 1999-09-02 Voith Sulzer Stoffaufbereitung Verfahren und Vorrichtung zur Entfernung von Feststoffen aus einer wässrigen Faserstoffsuspension
DE19806734A1 (de) * 1998-01-23 1998-09-17 Voith Sulzer Papiertech Patent Verfahren zur Entfernung von Störstoffen aus einer Papierfasersuspension mit Hilfe der Flotation
EP0931872B1 (fr) 1998-01-23 2003-04-09 Voith Paper Patent GmbH Procédé pour l'enlèvement d'impurités fines d'une suspension de fibres
DE10015355A1 (de) * 2000-03-28 2001-10-04 Voith Paper Patent Gmbh Verfahren zur Entfernung von feinen partikelförmigen Verunreinigungen aus Altpapierfaserstoff
DE10116368A1 (de) * 2001-04-02 2002-10-10 Voith Paper Patent Gmbh Verfahren zur Aufbereitung von holzstoffhaltigem Altpapier
AT412288B (de) * 2003-02-25 2004-12-27 Andritz Ag Maschf Verfahren und vorrichtung zur belüftung von suspensionen
AT501868B1 (de) * 2005-06-13 2007-04-15 Andritz Ag Maschf Verfahren zur wiederverwertung von füllstoffen und streichpigmenten der papier-, pappe- oder kartonherstellung
DE102008009134A1 (de) * 2008-02-14 2009-08-20 Voith Patent Gmbh Verfahren zur Entfernung von Störstoffen aus einer wässrigen Faserstoffsuspension

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL278502A (fr) * 1961-05-18 1900-01-01
DE2610581B1 (de) * 1976-03-13 1977-08-11 Voith Gmbh J M Verfahren und vorrichtung zur gewinnung von relativreinen faserstoffsuspensionen bei der aufarbeitung von altpapier

Also Published As

Publication number Publication date
FR2441680B1 (fr) 1981-12-24
SE7811866L (sv) 1980-05-18
FR2441680A1 (fr) 1980-06-13
GB2036603B (en) 1982-08-04
GB2036603A (en) 1980-07-02
DE2946160A1 (de) 1980-05-29
IT1127240B (it) 1986-05-21
IT7927342A0 (it) 1979-11-16

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