AT505043A3 - Zufuhr eines fasersuspensionsstroms in eine flotationszelle und injektor für eine flotationszelle - Google Patents

Zufuhr eines fasersuspensionsstroms in eine flotationszelle und injektor für eine flotationszelle Download PDF

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Publication number
AT505043A3
AT505043A3 AT5042008A AT5042008A AT505043A3 AT 505043 A3 AT505043 A3 AT 505043A3 AT 5042008 A AT5042008 A AT 5042008A AT 5042008 A AT5042008 A AT 5042008A AT 505043 A3 AT505043 A3 AT 505043A3
Authority
AT
Austria
Prior art keywords
flotation cell
injector
feeding
fiber suspension
suspension current
Prior art date
Application number
AT5042008A
Other languages
English (en)
Other versions
AT505043B1 (de
AT505043A2 (de
Inventor
Erkka Nieminen
Original Assignee
Metso Paper Inc
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 Metso Paper Inc filed Critical Metso Paper Inc
Publication of AT505043A2 publication Critical patent/AT505043A2/de
Publication of AT505043A3 publication Critical patent/AT505043A3/de
Application granted granted Critical
Publication of AT505043B1 publication Critical patent/AT505043B1/de

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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/30—Mixing gases with solids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/30—Injector mixers
    • B01F25/31—Injector mixers in conduits or tubes through which the main component flows
    • B01F25/312—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/30—Injector mixers
    • B01F25/31—Injector mixers in conduits or tubes through which the main component flows
    • B01F25/312—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof
    • B01F25/3124—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof characterised by the place of introduction of the main flow
    • B01F25/31242—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof characterised by the place of introduction of the main flow the main flow being injected in the central area of the venturi, creating an aspiration in the circumferential part of the conduit
    • 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
    • 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)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Wood Science & Technology (AREA)
  • Mechanical Engineering (AREA)
  • Biotechnology (AREA)
  • Paper (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Preliminary Treatment Of Fibers (AREA)
AT0050408A 2007-04-05 2008-04-01 Zufuhr eines fasersuspensionsstroms in eine flotationszelle und injektor fur eine flotationszelle AT505043B1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI20075238A FI119998B (fi) 2007-04-05 2007-04-05 Kuitususpensiovirtauksen syöttäminen flotaatiokennoon ja flotaatiokennon injektori

Publications (3)

Publication Number Publication Date
AT505043A2 AT505043A2 (de) 2008-10-15
AT505043A3 true AT505043A3 (de) 2009-02-15
AT505043B1 AT505043B1 (de) 2009-04-15

Family

ID=38009891

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0050408A AT505043B1 (de) 2007-04-05 2008-04-01 Zufuhr eines fasersuspensionsstroms in eine flotationszelle und injektor fur eine flotationszelle

Country Status (3)

Country Link
AT (1) AT505043B1 (de)
DE (1) DE102008016264B4 (de)
FI (1) FI119998B (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008063780A1 (de) * 2008-12-18 2010-06-24 Voith Patent Gmbh Verfahren zur Entfernung von Feststoffen aus einer Fasersuspension durch Flotation sowie Flotationsvorrichtung zu seiner Durchführung
DE102008064271A1 (de) 2008-12-20 2010-07-01 Voith Patent Gmbh Verfahren zur Entfernung von Feststoffen aus einer Fasersuspension durch Flotation sowie Flotationsvorrichtung zu seiner Durchführung
DE102009006033A1 (de) * 2009-01-24 2010-07-29 Voith Patent Gmbh Verfahren und Vorrichtung zur Flotation einer wässrigen Faserstoffsuspension
DE102009011046A1 (de) * 2009-02-28 2010-09-02 Voith Patent Gmbh Flotationsvorrichtung
DE102009040317A1 (de) * 2009-09-05 2011-03-10 Voith Patent Gmbh Mischvorrichtung
AT513135B1 (de) * 2013-04-11 2014-02-15 Andritz Ag Maschf Belüftungsvorrichtung und Verfahren mit Stoffansaugung im Injektor

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3243223C1 (de) * 1982-11-23 1984-05-24 J.M. Voith Gmbh, 7920 Heidenheim Verfahren und Einrichtung zur Flotation von Fasersuspensionen
DE4309918C2 (de) * 1993-03-26 1994-09-15 Voith Gmbh J M Flotationszelle mit einem Injektor
RU2123616C1 (ru) * 1997-10-29 1998-12-20 Попов Сергей Анатольевич Многосопловой жидкостно-газовый струйный аппарат (варианты)
AT408957B (de) * 2000-02-03 2002-04-25 Andritz Ag Maschf Verfahren und vorrichtung zum belüften von dispersionen
GB2382568B (en) * 2001-11-29 2005-03-16 Risbridger Ltd Fill tube diffuser for fuel storage tank
AT411155B (de) * 2002-03-27 2003-10-27 Andritz Ag Maschf Vorrichtung zum abtrennen von feststoffen aus flüssigkeiten mittels flotation
ES2283158B1 (es) * 2003-11-10 2008-09-16 Universidad De Sevilla Procedimiento y dispositivo para la generacion de espumas y emulsiones mediante pares de tubos enfrentados.

Also Published As

Publication number Publication date
AT505043B1 (de) 2009-04-15
DE102008016264B4 (de) 2016-03-03
FI20075238A (fi) 2008-10-06
AT505043A2 (de) 2008-10-15
FI119998B (fi) 2009-05-29
DE102008016264A1 (de) 2008-10-09
FI20075238A0 (fi) 2007-04-05

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MM01 Lapse because of not paying annual fees

Effective date: 20160401