DE69517226D1 - Verfahren zum de-inken von Papierzellstoff und Vorrichtung zur Durchführung des Verfahrens - Google Patents

Verfahren zum de-inken von Papierzellstoff und Vorrichtung zur Durchführung des Verfahrens

Info

Publication number
DE69517226D1
DE69517226D1 DE69517226T DE69517226T DE69517226D1 DE 69517226 D1 DE69517226 D1 DE 69517226D1 DE 69517226 T DE69517226 T DE 69517226T DE 69517226 T DE69517226 T DE 69517226T DE 69517226 D1 DE69517226 D1 DE 69517226D1
Authority
DE
Germany
Prior art keywords
pulp
outlet
paper pulp
carrying
air bubble
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 - Lifetime
Application number
DE69517226T
Other languages
English (en)
Other versions
DE69517226T3 (de
DE69517226T2 (de
Inventor
Alain Serres
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.)
Kadant Lamort SAS
Original Assignee
E&M Lamort Fils SA
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=9460964&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69517226(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by E&M Lamort Fils SA filed Critical E&M Lamort Fils SA
Application granted granted Critical
Publication of DE69517226D1 publication Critical patent/DE69517226D1/de
Publication of DE69517226T2 publication Critical patent/DE69517226T2/de
Publication of DE69517226T3 publication Critical patent/DE69517226T3/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • B03D1/1475—Flotation tanks having means for discharging the pulp, e.g. as a bleed stream
    • 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
    • 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
    • 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
    • B03D1/1493—Flotation machines with means for establishing a specified flow pattern
    • 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
    • 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)
  • Biotechnology (AREA)
  • Paper (AREA)
  • Degasification And Air Bubble Elimination (AREA)
DE1995617226 1994-03-11 1995-03-08 Verfahren zum De-Inken von Papierzellstoff und Vorrichtung zur Durchführung des Verfahrens Expired - Lifetime DE69517226T3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9402886 1994-03-11
FR9402886A FR2717192B1 (fr) 1994-03-11 1994-03-11 Procédé de désencrage de pâte à papier et appareil pour la mise en Óoeuvre de ce procédé.

Publications (3)

Publication Number Publication Date
DE69517226D1 true DE69517226D1 (de) 2000-07-06
DE69517226T2 DE69517226T2 (de) 2001-02-01
DE69517226T3 DE69517226T3 (de) 2006-07-27

Family

ID=9460964

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1995617226 Expired - Lifetime DE69517226T3 (de) 1994-03-11 1995-03-08 Verfahren zum De-Inken von Papierzellstoff und Vorrichtung zur Durchführung des Verfahrens

Country Status (10)

Country Link
US (2) US5650044A (de)
EP (1) EP0674040B2 (de)
JP (1) JP3819948B2 (de)
AT (1) ATE193568T1 (de)
CA (1) CA2144025C (de)
DE (1) DE69517226T3 (de)
ES (1) ES2150536T5 (de)
FI (1) FI117561B (de)
FR (1) FR2717192B1 (de)
NO (1) NO307575B1 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6001218A (en) 1994-06-29 1999-12-14 Kimberly-Clark Worldwide, Inc. Production of soft paper products from old newspaper
US6074527A (en) 1994-06-29 2000-06-13 Kimberly-Clark Worldwide, Inc. Production of soft paper products from coarse cellulosic fibers
US5582681A (en) 1994-06-29 1996-12-10 Kimberly-Clark Corporation Production of soft paper products from old newspaper
DE19611864C1 (de) * 1996-03-26 1997-12-11 Voith Sulzer Stoffaufbereitung Flotationsverfahren und Vorrichtung zur Abscheidung von Feststoff aus einer papierfaserhaltigen Suspension
US6296736B1 (en) 1997-10-30 2001-10-02 Kimberly-Clark Worldwide, Inc. Process for modifying pulp from recycled newspapers
US5840156A (en) * 1997-04-14 1998-11-24 Beloit Technologies, Inc. Froth flotation process for deinking wastepaper using multiflow pressurized deinking module
US5804061A (en) * 1997-04-14 1998-09-08 Beloit Technologies, Inc. Multiflow pressurized deinking apparatus
US6073774A (en) * 1997-04-14 2000-06-13 Beloit Technologies, Inc. Pressurized deinking module with vent line
IT1293000B1 (it) * 1997-05-30 1999-02-11 Comer Spa Reattore perfezionato per la depurazione di liquidi.
FR2772399B1 (fr) * 1997-12-15 2000-02-11 Lamort E & M Procede de desencrage de la pate a papier provenant de papiers recycles
US6387210B1 (en) 1998-09-30 2002-05-14 Kimberly-Clark Worldwide, Inc. Method of making sanitary paper product from coarse fibers
DE10047958C2 (de) * 2000-09-27 2002-08-01 Meri Entsorgungstech Papierind Flotationsvorrichtung
AU2003901208A0 (en) * 2003-03-17 2003-04-03 Outokumpu Oyj A flotation device
FR2857032A1 (fr) * 2003-05-15 2005-01-07 Kadant Lamort Procede de desencrage de pate a papier et cellule de flottation utilisee pour ce procede
FR2854907B1 (fr) * 2003-05-15 2006-03-24 Kadant Lamort Procede de desencrage de pate a papier et cellule de flottation utilisee pour ce procede
US7368727B2 (en) * 2003-10-16 2008-05-06 Alis Technology Corporation Atomic level ion source and method of manufacture and operation
FR2963627B1 (fr) 2010-08-05 2012-10-05 Kadant Lamort Procede de desencrage, et installation pour sa mise en oeuvre
FR3012477B1 (fr) * 2013-10-25 2021-07-02 Kadant Lamort Procede de flottation, et installation pour sa mise en œuvre
WO2016162060A1 (en) * 2015-04-08 2016-10-13 Fmc Separation Systems, Bv Compact floatation unit
FR3037084B1 (fr) 2015-06-02 2020-01-10 Coatex Procede de desencrage de papier de recuperation

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2161015A1 (de) * 1971-12-09 1973-06-20 Escher Wyss Gmbh Flotiervorrichtung zum reinigen einer faserstoffsuspension durch flotation in der papierindustrie
US4186094A (en) * 1976-04-12 1980-01-29 Swemac S.A. Apparatus for eliminating by flotation impurities in the form of solid particles contained in a liquid
DE2712944A1 (de) † 1977-03-24 1978-10-05 Vepa Ag Verfahren und vorrichtung zum kontinuierlichen schneiden von endlosen synthesefasern
SE405964B (sv) * 1977-08-10 1979-01-15 Fransson Arne Anordning vid vanna
US4094783A (en) * 1977-09-29 1978-06-13 Jackson George F Centrifugal flotation separator
NL187895C (nl) * 1978-08-21 1992-02-17 Feldmuehle Ag Inrichting voor het ontinkten van vezelstofsuspensies.
EP0037513B1 (de) * 1980-04-09 1984-08-08 Feldmühle Aktiengesellschaft Flotationsvorrichtung zum Deinken von Faserstoffsuspensionen
US4399028A (en) * 1982-06-14 1983-08-16 The Black Clawson Company Froth flotation apparatus and method
GB8310494D0 (en) * 1983-04-19 1983-05-25 Beloit Walmsley Ltd Deinking
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
FR2579638B1 (fr) † 1985-03-29 1988-09-02 Lamort E & M Appareil de desencrage de pate a papier
DE3524071A1 (de) * 1985-07-05 1987-01-15 Erich Ing Grad Kurz Verfahren und einrichtung zur flotation von fasersuspensionen
US4952308A (en) * 1986-12-10 1990-08-28 Beloit Corporation Pressurized flotation module and method for pressurized foam separation
FR2619023B1 (fr) * 1987-08-07 1991-04-12 Lamort E & M Injecteur melangeur sous pression
US5028315A (en) * 1989-12-11 1991-07-02 The Black Clawson Company Froth flotation apparatus and method
WO1992007546A1 (en) * 1990-11-05 1992-05-14 Isp Investments Inc. Hair care compositions including setting shampoo and mousse compositions
US5242585A (en) * 1991-09-04 1993-09-07 Lenox Institute For Research, Inc. Apparatus and method for deinking waste paper pulp
DE4204915C2 (de) * 1992-02-19 1995-09-28 Benckiser Knapsack Ladenburg Verfahren zur Wiederaufbereitung von Altpapier
IT1264669B1 (it) * 1993-07-05 1996-10-04 Comer Spa Reattore per la rimozione di impurita' da un liquido

Also Published As

Publication number Publication date
ES2150536T3 (es) 2000-12-01
NO950917L (no) 1995-09-12
ES2150536T5 (es) 2006-05-16
FR2717192B1 (fr) 1996-04-26
FI951124A (fi) 1995-09-12
EP0674040B1 (de) 2000-05-31
DE69517226T3 (de) 2006-07-27
FI951124A0 (fi) 1995-03-10
US5979665A (en) 1999-11-09
DE69517226T2 (de) 2001-02-01
CA2144025A1 (fr) 1995-09-12
EP0674040B2 (de) 2005-10-26
FR2717192A1 (fr) 1995-09-15
CA2144025C (fr) 2007-01-09
ATE193568T1 (de) 2000-06-15
NO307575B1 (no) 2000-04-25
JPH0849181A (ja) 1996-02-20
NO950917D0 (no) 1995-03-10
US5650044A (en) 1997-07-22
JP3819948B2 (ja) 2006-09-13
EP0674040A1 (de) 1995-09-27
FI117561B (fi) 2006-11-30

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8366 Restricted maintained after opposition proceedings
8327 Change in the person/name/address of the patent owner

Owner name: KADANT LAMORT, VITRY LE FRANCOIS, FR