FI67731C - Flotationsanlaeggning foer deinking av fibersuspensioner - Google Patents

Flotationsanlaeggning foer deinking av fibersuspensioner Download PDF

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Publication number
FI67731C
FI67731C FI811060A FI811060A FI67731C FI 67731 C FI67731 C FI 67731C FI 811060 A FI811060 A FI 811060A FI 811060 A FI811060 A FI 811060A FI 67731 C FI67731 C FI 67731C
Authority
FI
Finland
Prior art keywords
injector
flotation
nozzle
cross
inner part
Prior art date
Application number
FI811060A
Other languages
English (en)
Finnish (fi)
Other versions
FI67731B (fi
FI811060L (fi
Inventor
Wolfgang Barnscheidt
Original Assignee
Feldmuehle Ag
Lamort E & M
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
Priority claimed from DE3013655A external-priority patent/DE3013655C2/de
Priority claimed from DE3015788A external-priority patent/DE3015788C2/de
Application filed by Feldmuehle Ag, Lamort E & M filed Critical Feldmuehle Ag
Publication of FI811060L publication Critical patent/FI811060L/fi
Publication of FI67731B publication Critical patent/FI67731B/fi
Application granted granted Critical
Publication of FI67731C publication Critical patent/FI67731C/fi

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
    • 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
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/232—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using flow-mixing means for introducing the gases, e.g. baffles
    • B01F23/2323—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using flow-mixing means for introducing the gases, e.g. baffles by circulating the flow in guiding constructions or conduits
    • B01F23/23231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using flow-mixing means for introducing the gases, e.g. baffles by circulating the flow in guiding constructions or conduits being at least partially immersed in the liquid, e.g. in a closed circuit
    • 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
    • B01F25/20—Jet mixers, i.e. mixers using high-speed fluid streams
    • B01F25/21—Jet mixers, i.e. mixers using high-speed fluid streams with submerged injectors, e.g. nozzles, for injecting high-pressure jets into a large volume or into mixing chambers
    • 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
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/10—Maintenance of mixers
    • B01F35/145—Washing or cleaning mixers not provided for in other groups in this subclass; Inhibiting build-up of material on machine parts using other means
    • B01F35/1452—Washing or cleaning mixers not provided for in other groups in this subclass; Inhibiting build-up of material on machine parts using other means using fluids
    • 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
    • B03D1/1443—Feed or discharge mechanisms for flotation tanks
    • B03D1/1462—Discharge mechanisms for the froth
    • 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
    • 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S261/00—Gas and liquid contact apparatus
    • Y10S261/75—Flowing liquid aspirates gas

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biotechnology (AREA)
  • Wood Science & Technology (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
FI811060A 1980-04-09 1981-04-06 Flotationsanlaeggning foer deinking av fibersuspensioner FI67731C (fi)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE3013655 1980-04-09
DE3013655A DE3013655C2 (de) 1980-04-09 1980-04-09 Injektor zum Belüften von Fasern enthaltenden Suspensionen
DE3015788A DE3015788C2 (de) 1980-04-24 1980-04-24 Flotationsvorrichtung zum Deinken von Faserstoffsuspensionen
DE3015788 1980-04-24

Publications (3)

Publication Number Publication Date
FI811060L FI811060L (fi) 1981-10-10
FI67731B FI67731B (fi) 1985-01-31
FI67731C true FI67731C (fi) 1985-05-10

Family

ID=25784859

Family Applications (1)

Application Number Title Priority Date Filing Date
FI811060A FI67731C (fi) 1980-04-09 1981-04-06 Flotationsanlaeggning foer deinking av fibersuspensioner

Country Status (5)

Country Link
US (1) US4347128A (pl)
EP (1) EP0037513B1 (pl)
JP (1) JPS56148986A (pl)
ES (1) ES501166A0 (pl)
FI (1) FI67731C (pl)

Families Citing this family (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4512888A (en) * 1982-07-01 1985-04-23 Bird Machine Company, Inc. Apparatus for removal by flotation of solid particles from liquid
DE3245847C1 (de) * 1982-12-10 1984-11-08 E. & M. Lamort S.A., Vitry-le-François, Marne Vorrichtung zum Flottieren von Suspensionen
CH658481A5 (de) * 1983-02-18 1986-11-14 Escher Wyss Gmbh Flotationsvorrichtung zum flotieren von aus altpapier gewonnener faserstoffsuspension.
DE3325969A1 (de) * 1983-07-19 1985-01-31 Klöckner-Humboldt-Deutz AG, 5000 Köln Vorrichtung zur begasung von fluessigkeiten, insbesondere einer mit flotationsreagenzien versetzten fluessigkeits-feststoff-suspension
SE442173B (sv) * 1983-10-27 1985-12-09 Sunds Defibrator Anordning vid flotation av fibersuspensioner
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
EP0211834B1 (de) * 1984-04-03 1988-12-28 Feldmühle Aktiengesellschaft Vorrichtung zum belüften
FR2574002B1 (fr) * 1984-11-30 1987-02-27 Inst Nat Rech Chimique Perfectionnement apporte a la separation et a la recuperation de solides a partir de liquides les contenant et faisant appel au procede de flottation ionique, et moyen pour la mise en oeuvre de ce perfectionnement
CH665962A5 (de) * 1985-07-19 1988-06-30 Escher Wyss Gmbh Begasungsvorrichtung fuer eine flotationseinrichtung und deren verwendung.
BR8503919A (pt) * 1985-08-16 1987-03-24 Liquid Carbonic Ind Sa Ejetor para o processo co2 na neutralizacao de aguas alcalinas
DE3614933C1 (de) * 1986-05-02 1987-10-22 Voith Gmbh J M Flotationsbehaelter oder -zelle
ZA919256B (en) * 1990-11-23 1992-11-25 Atomaer Pty Ltd Gas particle formation
US5341938A (en) * 1991-03-20 1994-08-30 Servicios Corporativos Frisco, S.A. De C.V. Method of separating materials in a flotation reactor
DE4116916C2 (de) * 1991-05-24 1994-09-22 Escher Wyss Gmbh Flotationseinrichtung zur Störstoff- insbesondere Druckfarbenentfernung aus Altpapiersuspensionen
US5351886A (en) * 1993-02-11 1994-10-04 Bull Dan F Self-cleaning shower nozzle system
IT1264669B1 (it) * 1993-07-05 1996-10-04 Comer Spa Reattore per la rimozione di impurita' da un liquido
AUPM383694A0 (en) * 1994-02-14 1994-03-10 Commonwealth Scientific And Industrial Research Organisation Selective separation of particulate material
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.
AU680044B2 (en) * 1994-10-17 1997-07-17 Comer S.P.A. Reactor for removing impurities from a liquid
FR2727441B1 (fr) * 1994-11-28 1997-01-31 Lamort E & M Perfectionnements aux dispositifs d'injection d'air dans un flux de pate a papier pour en operer le desencrage
US5529190A (en) * 1995-02-06 1996-06-25 Ahlstrom Machinery, Inc. Gas sparged hydrocyclone with foam separating vessel
FR2730941B1 (fr) * 1995-02-23 1997-05-16 Gonzalez Pierre Cellule pour le traitement par flottation d'un milieu liquide
FR2772399B1 (fr) 1997-12-15 2000-02-11 Lamort E & M Procede de desencrage de la pate a papier provenant de papiers recycles
IT1306856B1 (it) * 1999-06-07 2001-10-11 Ct Sviluppo Materiali Spa Dispositivo per solubilizzare un aeriforme in fluido, ed uso di dettodispositivo.
AT408957B (de) * 2000-02-03 2002-04-25 Andritz Ag Maschf Verfahren und vorrichtung zum belüften von dispersionen
US7334347B2 (en) * 2001-10-30 2008-02-26 Weyerhaeuser Company Process for producing dried, singulated fibers using steam and heated air
US6782637B2 (en) 2001-10-30 2004-08-31 Weyerhaeuser Company System for making dried singulated crosslinked cellulose pulp fibers
US6769199B2 (en) 2001-10-30 2004-08-03 Weyerhaeuser Company Process for producing dried singulated cellulose pulp fibers using a jet drier and injected steam and the product resulting therefrom
US7018508B2 (en) * 2001-10-30 2006-03-28 Weyerhaeuser Company Process for producing dried singulated crosslinked cellulose pulp fibers
US6748671B1 (en) * 2001-10-30 2004-06-15 Weyerhaeuser Company Process to produce dried singulated cellulose pulp fibers
US6862819B2 (en) 2001-10-30 2005-03-08 Weyerhaeuser Company System for producing dried singulated cellulose pulp fibers using a jet drier and injected steam
DE102004032601A1 (de) * 2004-07-06 2006-02-16 Voith Paper Patent Gmbh Verfahren zur Flotation von Störstoffen aus einer wässrigen Faserstoffsuspension
DE112008003842B4 (de) * 2008-05-15 2019-05-09 Horst Grochowski Verfahren und Vorrichtung zum Mischen von Fluiden an einer Breitschlitzdüse
JP5488122B2 (ja) * 2009-09-18 2014-05-14 栗田工業株式会社 流体混合装置及び方法
DE202010009140U1 (de) * 2010-06-16 2010-10-21 Juan Valdivia Gmbh Anordnung zur Erzeugung von Luftblasen in Flüssigkeiten
CN103120986B (zh) * 2013-02-04 2014-03-05 中国矿业大学 浮选池
DE102013220363A1 (de) * 2013-10-09 2015-04-09 Siemens Aktiengesellschaft Flotationsvorrichtung sowie Verfahren zum Betreiben einer Flotationsvorrichtung
WO2020095247A1 (en) * 2018-11-07 2020-05-14 Flsmidth A/S Feeding and sparging arrangement for column flotation apparatus
CN110328203B (zh) * 2019-07-09 2021-11-12 珠海格力智能装备有限公司 冲洗效果好的吸料罐冲洗方法及尿素机
FI131882B1 (fi) * 2023-07-13 2026-01-27 Metso Finland Oy Flotaatioyksikkö, flotaatiokoneisto ja menetelmä

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US2140903A (en) * 1936-06-20 1938-12-20 Merton L Fisk Spraying nozzle
US2424654A (en) * 1944-06-03 1947-07-29 Lindberg Eng Co Fluid mixing device
US2562096A (en) * 1947-06-23 1951-07-24 Louis T Herrmann Nozzle
US2883169A (en) * 1955-04-29 1959-04-21 Mining Process & Patent Co Aerating apparatus for flotation pulps
US3309785A (en) * 1964-10-23 1967-03-21 Northern Natural Gas Co Apparatus for forming a gas-solids suspension
DE1275513B (de) * 1966-02-09 1968-08-22 Ultrasonics Ltd Vorrichtung zum Dispergieren von mit Feststoffen versetzten, insbesondere faserhaltigen Fluessigkeiten
US3371618A (en) * 1966-02-18 1968-03-05 Chambers John Pump
SE345823B (pl) * 1970-04-27 1972-06-12 Svenska Plastic Protection
DE2914392C2 (de) * 1979-04-10 1980-10-23 E. Et M. Lamort S.A., Vitry-Le-Francois Verfahren und Vorrichtung zum Deinken von Faserstoffsuspensionen
DE2836496C2 (de) * 1978-08-21 1982-05-13 E. & M. Lamort S.A., 51300 Vitry-le-François, Marne Verfahren und Vorrichtung zum Deinken von Faserstoffsuspensionen

Also Published As

Publication number Publication date
JPS56148986A (en) 1981-11-18
FI67731B (fi) 1985-01-31
FI811060L (fi) 1981-10-10
ES8203123A1 (es) 1982-02-16
JPH026877B2 (pl) 1990-02-14
ES501166A0 (es) 1982-02-16
EP0037513A1 (de) 1981-10-14
US4347128A (en) 1982-08-31
EP0037513B1 (de) 1984-08-08

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Legal Events

Date Code Title Description
MM Patent lapsed
MM Patent lapsed

Owner name: E. + M. LAMORT S.A.

Owner name: STORA FELDMUEHLE AG