FI945713A - Flotationsanläggning och förfarande och anordningar för avsvärtning av tryckfärger - Google Patents

Flotationsanläggning och förfarande och anordningar för avsvärtning av tryckfärger Download PDF

Info

Publication number
FI945713A
FI945713A FI945713A FI945713A FI945713A FI 945713 A FI945713 A FI 945713A FI 945713 A FI945713 A FI 945713A FI 945713 A FI945713 A FI 945713A FI 945713 A FI945713 A FI 945713A
Authority
FI
Finland
Prior art keywords
furnish
cell
inks
deinking
ink
Prior art date
Application number
FI945713A
Other languages
English (en)
Finnish (fi)
Other versions
FI105212B (sv
FI945713A0 (sv
Inventor
Timo-Pekka Veijonen
Hannu Kurittu
Original Assignee
Enso Gutzeit 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 Enso Gutzeit Oy filed Critical Enso Gutzeit Oy
Priority to FI945713A priority Critical patent/FI105212B/sv
Publication of FI945713A0 publication Critical patent/FI945713A0/sv
Priority to AU39859/95A priority patent/AU3985995A/en
Priority to PCT/FI1995/000663 priority patent/WO1996016743A1/en
Publication of FI945713A publication Critical patent/FI945713A/sv
Application granted granted Critical
Publication of FI105212B publication Critical patent/FI105212B/sv

Links

Classifications

    • 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
    • D21B1/327—Defibrating by other means of waste paper de-inking devices using flotation devices
    • 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
    • B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
    • B03B13/00—Control arrangements specially adapted for wet-separating apparatus or for dressing plant, using physical effects
    • 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
    • B03D1/1406—Flotation machines with special arrangement of a plurality of flotation cells, e.g. positioning a flotation cell inside another
    • 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
    • B03D1/1475—Flotation tanks having means for discharging the pulp, e.g. as a bleed stream
    • 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
    • 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
    • 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
    • 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
    • B03D1/1412—Flotation machines with baffles, e.g. at the wall for redirecting settling solids
    • 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
    • B03D1/1462—Discharge mechanisms for the froth
    • 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)
FI945713A 1994-12-02 1994-12-02 Flotationsanläggning och förfarande och anordningar för avsvärtning av tryckfärger FI105212B (sv)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FI945713A FI105212B (sv) 1994-12-02 1994-12-02 Flotationsanläggning och förfarande och anordningar för avsvärtning av tryckfärger
AU39859/95A AU3985995A (en) 1994-12-02 1995-12-01 Flotation apparatus and deinking method
PCT/FI1995/000663 WO1996016743A1 (en) 1994-12-02 1995-12-01 Flotation apparatus and deinking method

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI945713A FI105212B (sv) 1994-12-02 1994-12-02 Flotationsanläggning och förfarande och anordningar för avsvärtning av tryckfärger
FI945713 1994-12-02

Publications (3)

Publication Number Publication Date
FI945713A0 FI945713A0 (sv) 1994-12-02
FI945713A true FI945713A (sv) 1996-06-03
FI105212B FI105212B (sv) 2000-06-30

Family

ID=8541921

Family Applications (1)

Application Number Title Priority Date Filing Date
FI945713A FI105212B (sv) 1994-12-02 1994-12-02 Flotationsanläggning och förfarande och anordningar för avsvärtning av tryckfärger

Country Status (3)

Country Link
AU (1) AU3985995A (sv)
FI (1) FI105212B (sv)
WO (1) WO1996016743A1 (sv)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT412288B (de) * 2003-02-25 2004-12-27 Andritz Ag Maschf Verfahren und vorrichtung zur belüftung von suspensionen
CN100351460C (zh) * 2005-01-26 2007-11-28 李风宁 一种脱墨机
US20100133198A1 (en) * 2007-07-24 2010-06-03 Herbert Gunther Joachim Langner Method and apparatus for separating waste products from cellulose fibres in a paper recycling process
DK177387B1 (en) * 2010-04-12 2013-03-04 Schlumberger Norge As A flotation unit for purifying water, such as a CFU (Compact Flotation Unit)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU515490B2 (en) * 1977-04-29 1981-04-09 Envirotech Corporation Process for clarifying liquids by flocculation
JPH0224955B2 (sv) * 1978-08-21 1990-05-31 Fuerutomyuure Ag
DE3144386C2 (de) * 1981-11-07 1983-12-29 J.M. Voith Gmbh, 7920 Heidenheim Injektorflotationsapparat

Also Published As

Publication number Publication date
FI105212B (sv) 2000-06-30
AU3985995A (en) 1996-06-19
FI945713A0 (sv) 1994-12-02
WO1996016743A1 (en) 1996-06-06

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