ZA842186B - Method and apparatus for deinking - Google Patents

Method and apparatus for deinking

Info

Publication number
ZA842186B
ZA842186B ZA842186A ZA842186A ZA842186B ZA 842186 B ZA842186 B ZA 842186B ZA 842186 A ZA842186 A ZA 842186A ZA 842186 A ZA842186 A ZA 842186A ZA 842186 B ZA842186 B ZA 842186B
Authority
ZA
South Africa
Prior art keywords
slurry
air
bubbles
ink
separation
Prior art date
Application number
ZA842186A
Other languages
English (en)
Inventor
Ashok Kumar Nanda
Luigi Silveri
Michael Antony Mccool
Original Assignee
Beloit Walmsley Ltd
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 Beloit Walmsley Ltd filed Critical Beloit Walmsley Ltd
Publication of ZA842186B publication Critical patent/ZA842186B/xx

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
    • 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
    • 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)
  • Wood Science & Technology (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Paper (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Branch Pipes, Bends, And The Like (AREA)
  • Ink Jet (AREA)
  • Sewage (AREA)
  • Debugging And Monitoring (AREA)
  • Photosensitive Polymer And Photoresist Processing (AREA)
  • Extraction Or Liquid Replacement (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
ZA842186A 1983-04-19 1984-03-23 Method and apparatus for deinking ZA842186B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8310494A GB8310494D0 (en) 1983-04-19 1983-04-19 Deinking

Publications (1)

Publication Number Publication Date
ZA842186B true ZA842186B (en) 1984-10-31

Family

ID=10541286

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA842186A ZA842186B (en) 1983-04-19 1984-03-23 Method and apparatus for deinking

Country Status (18)

Country Link
US (1) US4548673A (fr)
EP (1) EP0122747B1 (fr)
JP (1) JPS59204995A (fr)
KR (1) KR920006421B1 (fr)
AT (1) ATE35159T1 (fr)
AU (1) AU566530B2 (fr)
BR (1) BR8401462A (fr)
CA (1) CA1221503A (fr)
DE (1) DE3472121D1 (fr)
ES (1) ES8503758A1 (fr)
FI (1) FI78744C (fr)
GB (1) GB8310494D0 (fr)
IN (1) IN160723B (fr)
MX (1) MX157429A (fr)
NO (1) NO164047C (fr)
NZ (1) NZ207631A (fr)
PL (1) PL144355B1 (fr)
ZA (1) ZA842186B (fr)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT387407B (de) * 1984-01-09 1989-01-25 Escher Wyss Gmbh Flotationsvorrichtung zum flotieren von aus altpapier gewonnener faserstoffsuspension
US4964733A (en) * 1986-08-20 1990-10-23 Beloit Corporation Method of and means for hydrodynamic mixing
US4861165A (en) * 1986-08-20 1989-08-29 Beloit Corporation Method of and means for hydrodynamic mixing
US4952308A (en) * 1986-12-10 1990-08-28 Beloit Corporation Pressurized flotation module and method for pressurized foam separation
US5814210A (en) * 1988-01-27 1998-09-29 Virginia Tech Intellectual Properties, Inc. Apparatus and process for the separation of hydrophobic and hydrophilic particles using microbubble column flotation together with a process and apparatus for generation of microbubbles
US5022984A (en) * 1990-02-28 1991-06-11 The Black Clawson Company Froth flotation apparatus and method
CA2030420A1 (fr) * 1989-12-11 1991-06-12 Ronald D. Cruea Appareil de flottation par mousse et methode connexe
US5249688A (en) * 1990-03-12 1993-10-05 Board Of Control Of Michigan Technological University Froth flotation apparatus
US5096572A (en) * 1990-03-12 1992-03-17 Board Of Control Of Michigan Tech. University Froth flotation
DE4017446C2 (de) * 1990-05-30 1995-02-23 Escher Wyss Gmbh Flotations-Deinking-Vorrichtung
US5236090A (en) * 1990-05-30 1993-08-17 Sulzer-Escher Wyss Gmbh Flotation-deinking-device
US5069751A (en) * 1990-08-09 1991-12-03 Kamyr, Inc. Hydrocyclone deinking of paper during recycling
ZA915186B (en) * 1990-11-08 1992-03-25 Kamyr Inc Foam removal from receiving tanks of gas sparged hydrocyclones
US5302245A (en) * 1991-04-02 1994-04-12 Vps Technology Partnership Integrated wastepaper treatment process
DE4116916C2 (de) * 1991-05-24 1994-09-22 Escher Wyss Gmbh Flotationseinrichtung zur Störstoff- insbesondere Druckfarbenentfernung aus Altpapiersuspensionen
US5238538A (en) * 1991-11-25 1993-08-24 Georgia Tech Research Corporation Method for deinking recycled fiber by applying direct current electric field
JPH08506050A (ja) * 1993-02-10 1996-07-02 エム・ディー・リサーチ・カンパニー・プロプライエタリー・リミテッド 浮選による分離方法および装置
DE4314507C1 (de) * 1993-05-03 1994-06-23 Voith Gmbh J M Injektor für Flotationseinrichtungen
FR2717192B1 (fr) * 1994-03-11 1996-04-26 Lamort E & M Procédé de désencrage de pâte à papier et appareil pour la mise en Óoeuvre de ce procédé.
US5512133A (en) * 1994-08-01 1996-04-30 International Paper Company Method for deinking recycled paper using a low flow elongated open top flotation vessel
US5529190A (en) * 1995-02-06 1996-06-25 Ahlstrom Machinery, Inc. Gas sparged hydrocyclone with foam separating vessel
US5766448A (en) * 1996-09-25 1998-06-16 International Paper Company Pressure screening system for processing contaminated pulp fiber
FR2772399B1 (fr) 1997-12-15 2000-02-11 Lamort E & M Procede de desencrage de la pate a papier provenant de papiers recycles
WO2005068709A1 (fr) * 2004-01-06 2005-07-28 University Of Florida Procede ameliore pour desencrer du papier et d'autres matieres cellulosiques
US7862685B2 (en) 2006-01-09 2011-01-04 Kemira Chemicals, Inc. Method for deinking pulp using premixed hydrophobically modified calcium carbonate particles
US7897010B2 (en) 2006-01-09 2011-03-01 Kemira Chemicals, Inc. Method for deinking pulp using premixed hydrophobically modified calcium carbonate particles
US8317973B2 (en) 2009-11-11 2012-11-27 Kemira Chemical, Inc. Polyester surfactants for deinking

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1177465B (de) * 1959-03-12 1964-09-03 Voith Gmbh J M Flotationsmaschine
CH589481A5 (en) * 1975-03-12 1977-07-15 Escher Wyss Gmbh Flotation plant - for sepg fibres from suspensions has a woven mat air distributor
DE2738782C2 (de) * 1977-08-27 1979-07-12 J.M. Voith Gmbh, 7920 Heidenheim Flotationsvorrichtung zum Entfernen von Druckerschwärze
GB2041788B (en) * 1978-08-21 1982-10-06 Feldmuehle Ag Method and device for cleaning suspension fibres
DE3127290C2 (de) * 1981-07-10 1986-10-30 J.M. Voith Gmbh, 7920 Heidenheim Flotationseinrichtung zur Aufbereitung von Altpapier
US4399028A (en) * 1982-06-14 1983-08-16 The Black Clawson Company Froth flotation apparatus and method

Also Published As

Publication number Publication date
PL246957A1 (en) 1984-11-08
EP0122747A2 (fr) 1984-10-24
ATE35159T1 (de) 1988-07-15
PL144355B1 (en) 1988-05-31
GB8310494D0 (en) 1983-05-25
KR920006421B1 (ko) 1992-08-06
IN160723B (fr) 1987-08-01
NO164047C (no) 1990-08-22
NZ207631A (en) 1985-09-13
FI841451A (fi) 1984-10-20
FI841451A0 (fi) 1984-04-12
AU566530B2 (en) 1987-10-22
US4548673A (en) 1985-10-22
MX157429A (es) 1988-11-22
NO164047B (no) 1990-05-14
ES531214A0 (es) 1985-03-16
JPS618196B2 (fr) 1986-03-12
BR8401462A (pt) 1984-11-13
EP0122747B1 (fr) 1988-06-15
ES8503758A1 (es) 1985-03-16
FI78744B (fi) 1989-05-31
JPS59204995A (ja) 1984-11-20
DE3472121D1 (en) 1988-07-21
AU2619384A (en) 1984-10-25
EP0122747A3 (en) 1985-06-19
KR840008469A (ko) 1984-12-15
CA1221503A (fr) 1987-05-12
FI78744C (fi) 1989-09-11
NO841556L (no) 1984-10-22

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