SE516480C2 - Förfarande för rening av en fibersuspension - Google Patents

Förfarande för rening av en fibersuspension

Info

Publication number
SE516480C2
SE516480C2 SE9603165A SE9603165A SE516480C2 SE 516480 C2 SE516480 C2 SE 516480C2 SE 9603165 A SE9603165 A SE 9603165A SE 9603165 A SE9603165 A SE 9603165A SE 516480 C2 SE516480 C2 SE 516480C2
Authority
SE
Sweden
Prior art keywords
suspension
fiber
flotation
fiber suspension
jets
Prior art date
Application number
SE9603165A
Other languages
English (en)
Swedish (sv)
Other versions
SE9603165D0 (sv
SE9603165L (sv
Inventor
Thomas Eriksson
Boerje Fredriksson
Tomas Wikstroem
Original Assignee
Valmet Fibertech 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 Valmet Fibertech Ab filed Critical Valmet Fibertech Ab
Priority to SE9603165A priority Critical patent/SE516480C2/sv
Publication of SE9603165D0 publication Critical patent/SE9603165D0/xx
Priority to JP51155298A priority patent/JP2000517007A/ja
Priority to AT97935993T priority patent/ATE254508T1/de
Priority to PCT/SE1997/001401 priority patent/WO1998008610A1/en
Priority to CA 2264185 priority patent/CA2264185A1/en
Priority to DE1997626286 priority patent/DE69726286T2/de
Priority to AU38766/97A priority patent/AU3876697A/en
Priority to EP97935993A priority patent/EP0921862B1/de
Priority to US09/242,991 priority patent/US6000552A/en
Publication of SE9603165L publication Critical patent/SE9603165L/
Priority to NO990929A priority patent/NO990929D0/no
Publication of SE516480C2 publication Critical patent/SE516480C2/sv

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
    • D21C5/025—De-inking
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D1/00—Flotation
    • B03D1/14—Flotation machines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D1/00—Flotation
    • B03D1/14—Flotation machines
    • B03D1/1443—Feed or discharge mechanisms for flotation tanks
    • B03D1/1456—Feed mechanisms for the slurry
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D1/00—Flotation
    • B03D1/14—Flotation machines
    • B03D1/24—Pneumatic
    • B03D1/247—Mixing gas and slurry in a device separate from the flotation tank, i.e. reactor-separator type
    • 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
    • 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
    • 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)
  • Biotechnology (AREA)
  • Wood Science & Technology (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
  • Artificial Filaments (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Chemical Treatment Of Fibers During Manufacturing Processes (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
SE9603165A 1996-08-03 1996-08-30 Förfarande för rening av en fibersuspension SE516480C2 (sv)

Priority Applications (10)

Application Number Priority Date Filing Date Title
SE9603165A SE516480C2 (sv) 1996-08-30 1996-08-30 Förfarande för rening av en fibersuspension
US09/242,991 US6000552A (en) 1996-08-03 1997-08-25 Process for purification of a fiber suspension
CA 2264185 CA2264185A1 (en) 1996-08-30 1997-08-25 A process for purification of a fibre suspension
AT97935993T ATE254508T1 (de) 1996-08-30 1997-08-25 Verfahren zur reinigung einer fasersuspension
PCT/SE1997/001401 WO1998008610A1 (en) 1996-08-30 1997-08-25 A process for purification of a fibre suspension
JP51155298A JP2000517007A (ja) 1996-08-30 1997-08-25 繊維懸濁液の精製方法
DE1997626286 DE69726286T2 (de) 1996-08-30 1997-08-25 Verfahren zur reinigung einer fasersuspension
AU38766/97A AU3876697A (en) 1996-08-30 1997-08-25 A process for purification of a fibre suspension
EP97935993A EP0921862B1 (de) 1996-08-30 1997-08-25 Verfahren zur reinigung einer fasersuspension
NO990929A NO990929D0 (no) 1996-08-30 1999-02-26 FremgangsmÕte for rensing av fibersuspensjon

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9603165A SE516480C2 (sv) 1996-08-30 1996-08-30 Förfarande för rening av en fibersuspension

Publications (3)

Publication Number Publication Date
SE9603165D0 SE9603165D0 (sv) 1996-08-30
SE9603165L SE9603165L (sv) 1998-03-01
SE516480C2 true SE516480C2 (sv) 2002-01-22

Family

ID=20403726

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9603165A SE516480C2 (sv) 1996-08-03 1996-08-30 Förfarande för rening av en fibersuspension

Country Status (10)

Country Link
US (1) US6000552A (de)
EP (1) EP0921862B1 (de)
JP (1) JP2000517007A (de)
AT (1) ATE254508T1 (de)
AU (1) AU3876697A (de)
CA (1) CA2264185A1 (de)
DE (1) DE69726286T2 (de)
NO (1) NO990929D0 (de)
SE (1) SE516480C2 (de)
WO (1) WO1998008610A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008056506A1 (de) * 2008-11-08 2010-05-12 Voith Patent Gmbh Mischvorrichtung

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1067743B (de) * 1956-06-04 1959-10-29 Hubert Schranz Dr Ing Vorrichtung zum Aufbereiten von Mineralien und anderen Stoffen nach dem Flotationsverfahren
US3012671A (en) * 1959-08-31 1961-12-12 Int Minerals & Chem Corp Flotation apparatus
US3012672A (en) * 1959-08-31 1961-12-12 Int Minerals & Chem Corp Flotation apparatus
US3012669A (en) * 1959-08-31 1961-12-12 Int Minerals & Chem Corp Flotation method and apparatus
US3012670A (en) * 1959-08-31 1961-12-12 Int Minerals & Chem Corp Flotation apparatus
GB2041788B (en) * 1978-08-21 1982-10-06 Feldmuehle Ag Method and device for cleaning suspension fibres
DE3111506C2 (de) * 1981-03-24 1986-01-09 Bergwerksverband Gmbh, 4300 Essen Begasungseinrichtung für Flotationsanlagen
AT387407B (de) * 1984-01-09 1989-01-25 Escher Wyss Gmbh Flotationsvorrichtung zum flotieren von aus altpapier gewonnener faserstoffsuspension
DE3406990A1 (de) * 1984-02-27 1985-08-29 E. & M. Lamort S.A., Vitry-le-François, Marne Verfahren und vorrichtung zum flotieren von dispersionen
DE3567040D1 (en) * 1984-04-03 1989-02-02 Feldmuehle Ag Aeration installation
DE3801905A1 (de) * 1988-01-23 1989-08-03 Allmineral Aufbereitungstech Pneumatische flotationszelle
US5236090A (en) * 1990-05-30 1993-08-17 Sulzer-Escher Wyss Gmbh Flotation-deinking-device
DE4314507C1 (de) * 1993-05-03 1994-06-23 Voith Gmbh J M Injektor für Flotationseinrichtungen

Also Published As

Publication number Publication date
EP0921862A1 (de) 1999-06-16
NO990929L (no) 1999-02-26
WO1998008610A1 (en) 1998-03-05
ATE254508T1 (de) 2003-12-15
EP0921862B1 (de) 2003-11-19
CA2264185A1 (en) 1998-03-05
DE69726286D1 (de) 2003-12-24
SE9603165D0 (sv) 1996-08-30
SE9603165L (sv) 1998-03-01
AU3876697A (en) 1998-03-19
DE69726286T2 (de) 2004-09-16
JP2000517007A (ja) 2000-12-19
US6000552A (en) 1999-12-14
NO990929D0 (no) 1999-02-26

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Legal Events

Date Code Title Description
NUG Patent has lapsed