ATE69398T1 - Flotationsbehaelter oder -zelle. - Google Patents

Flotationsbehaelter oder -zelle.

Info

Publication number
ATE69398T1
ATE69398T1 AT87104540T AT87104540T ATE69398T1 AT E69398 T1 ATE69398 T1 AT E69398T1 AT 87104540 T AT87104540 T AT 87104540T AT 87104540 T AT87104540 T AT 87104540T AT E69398 T1 ATE69398 T1 AT E69398T1
Authority
AT
Austria
Prior art keywords
flotation cell
suspension
opening
enters
mixing pipe
Prior art date
Application number
AT87104540T
Other languages
English (en)
Inventor
Peter Schweiss
Hans-Dieter Doerflinger
Hans-Otto Henrich
Original Assignee
Voith Gmbh J 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
Application filed by Voith Gmbh J M filed Critical Voith Gmbh J M
Application granted granted Critical
Publication of ATE69398T1 publication Critical patent/ATE69398T1/de

Links

Classifications

    • 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
    • B03D1/1443—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
    • B03D1/1475—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
    • 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

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biotechnology (AREA)
  • Paper (AREA)
  • Filling Of Jars Or Cans And Processes For Cleaning And Sealing Jars (AREA)
  • Physical Water Treatments (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
AT87104540T 1986-05-02 1987-03-27 Flotationsbehaelter oder -zelle. ATE69398T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3614933A DE3614933C1 (de) 1986-05-02 1986-05-02 Flotationsbehaelter oder -zelle
EP87104540A EP0243690B1 (de) 1986-05-02 1987-03-27 Flotationsbehälter oder -zelle

Publications (1)

Publication Number Publication Date
ATE69398T1 true ATE69398T1 (de) 1991-11-15

Family

ID=6300056

Family Applications (1)

Application Number Title Priority Date Filing Date
AT87104540T ATE69398T1 (de) 1986-05-02 1987-03-27 Flotationsbehaelter oder -zelle.

Country Status (6)

Country Link
US (1) US4726897A (de)
EP (1) EP0243690B1 (de)
JP (1) JP2593309B2 (de)
AT (1) ATE69398T1 (de)
DE (1) DE3614933C1 (de)
ES (1) ES2027648T3 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0261968B1 (de) * 1986-09-25 1994-05-11 The University Of Newcastle Research Associates Limited Säulenflotationsverfahren und -vorrichtung
DE8701636U1 (de) * 1987-02-04 1987-03-19 J.M. Voith Gmbh, 7920 Heidenheim Injektor
DE4116916C2 (de) * 1991-05-24 1994-09-22 Escher Wyss Gmbh Flotationseinrichtung zur Störstoff- insbesondere Druckfarbenentfernung aus Altpapiersuspensionen
DE4309918C2 (de) * 1993-03-26 1994-09-15 Voith Gmbh J M Flotationszelle mit einem Injektor
DE4314507C1 (de) * 1993-05-03 1994-06-23 Voith Gmbh J M Injektor für Flotationseinrichtungen
US5529190A (en) * 1995-02-06 1996-06-25 Ahlstrom Machinery, Inc. Gas sparged hydrocyclone with foam separating vessel
AT401734B (de) * 1995-04-27 1996-11-25 Trimmel Engelbert Dipl Ing Dr Verfahren und vorrichtung zum inkontaktbringen einer flüssigkeit mit einem gas, insbesondere zur reinigung
DE19615089C1 (de) * 1996-04-17 1997-04-10 Voith Sulzer Stoffaufbereitung Flotationsverfahren und Vorrichtung zu seiner Durchführung
US6955989B2 (en) * 2001-11-30 2005-10-18 Xerox Corporation Use of a U-groove as an alternative to using a V-groove for protection against dicing induced damage in silicon
AT411155B (de) * 2002-03-27 2003-10-27 Andritz Ag Maschf Vorrichtung zum abtrennen von feststoffen aus flüssigkeiten mittels flotation
AT412216B (de) 2003-01-24 2004-11-25 Andritz Ag Maschf Verfahren und vorrichtung zur belüftung von suspensionen
US7537674B1 (en) 2006-06-12 2009-05-26 Narayanasamy Seenivasan Closed floatation de-inking module for recycled paper
US7562777B1 (en) 2006-06-12 2009-07-21 Narayanasamy Seenivasan Flotation cell injector assembly for use with open or closed flotation deinking modules for recycled paper
US7544271B1 (en) 2006-06-12 2009-06-09 Narayanasamy Seenivasan Open flotation de-inking module for recycled paper
JP4538479B2 (ja) * 2007-09-04 2010-09-08 日本製紙株式会社 フローテーター
DE102008056506A1 (de) * 2008-11-08 2010-05-12 Voith Patent Gmbh Mischvorrichtung
FI122400B (fi) 2010-05-28 2011-12-30 Metso Paper Inc Flotaatiokenno ja menetelmä kuitususpension siistaamiseksi

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4110210A (en) * 1975-06-02 1978-08-29 Envirotech Corporation Dispersed gas flotation process
GB1537751A (en) * 1975-06-02 1979-01-04 Envirotech Corp Dispersed gas apparatus and flotation process
DE2634494C2 (de) * 1976-07-31 1983-04-14 Bayer Ag, 5090 Leverkusen Neue Injektoren zur Flüssigkeitsbegasung
US4255262A (en) * 1979-03-26 1981-03-10 U.S. Filter Corporation Hydraulic powered mixing apparatus
DE3008476A1 (de) * 1980-03-05 1981-09-17 Bayer Ag, 5090 Leverkusen Verfahren zur flotation und verwendung von trichterduesen zur flotation
EP0037513B1 (de) * 1980-04-09 1984-08-08 Feldmühle Aktiengesellschaft Flotationsvorrichtung zum Deinken von Faserstoffsuspensionen
CS216048B1 (en) * 1980-06-16 1982-10-29 Svatopluk Mackrle Appliance for the flotation separation of the suspension or emulsion from the liquids
DE3120202C2 (de) * 1981-05-21 1986-06-26 J.M. Voith Gmbh, 7920 Heidenheim Einrichtung zum Deinken von Altpapier durch Flotation
DE3144386C2 (de) * 1981-11-07 1983-12-29 J.M. Voith Gmbh, 7920 Heidenheim Injektorflotationsapparat
JPS592435U (ja) * 1982-06-25 1984-01-09 三菱重工業株式会社 浮遊選別機
US4564457A (en) * 1983-11-03 1986-01-14 L'eau Claire Systems, Inc. Upflow gas eductor induced air floatation separator
US4606822A (en) * 1984-11-01 1986-08-19 Miller Francis G Vortex chamber aerator

Also Published As

Publication number Publication date
JP2593309B2 (ja) 1997-03-26
JPS62262758A (ja) 1987-11-14
EP0243690A3 (en) 1989-06-14
DE3614933C1 (de) 1987-10-22
ES2027648T3 (es) 1992-06-16
EP0243690A2 (de) 1987-11-04
EP0243690B1 (de) 1991-11-13
US4726897A (en) 1988-02-23

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