DE69032872T2 - Einrichtung zur Erzeugung von Luftblasen in einer Flüssigkeit - Google Patents

Einrichtung zur Erzeugung von Luftblasen in einer Flüssigkeit

Info

Publication number
DE69032872T2
DE69032872T2 DE1990632872 DE69032872T DE69032872T2 DE 69032872 T2 DE69032872 T2 DE 69032872T2 DE 1990632872 DE1990632872 DE 1990632872 DE 69032872 T DE69032872 T DE 69032872T DE 69032872 T2 DE69032872 T2 DE 69032872T2
Authority
DE
Germany
Prior art keywords
liquid
air bubbles
generating air
generating
bubbles
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 - Fee Related
Application number
DE1990632872
Other languages
English (en)
Other versions
DE69032872D1 (de
Inventor
Naoyuki Iwashige
Masakazu Eguchi
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.)
IHI Corp
Ishikawajima Industrial Machinery Co Ltd
Original Assignee
IHI Corp
Ishikawajima Industrial Machinery Co 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 IHI Corp, Ishikawajima Industrial Machinery Co Ltd filed Critical IHI Corp
Application granted granted Critical
Publication of DE69032872D1 publication Critical patent/DE69032872D1/de
Publication of DE69032872T2 publication Critical patent/DE69032872T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • B03D1/1431—Dissolved air flotation machines
    • 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
    • B03D1/1493—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
    • B03D1/16—Flotation machines with impellers; Subaeration machines
    • 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
    • B03D1/16—Flotation machines with impellers; Subaeration machines
    • B03D1/22—Flotation machines with impellers; Subaeration machines with external blowers
    • 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
    • B03D1/1443—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
    • B03D1/1487—Means for cleaning or maintenance
    • 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)
  • Biotechnology (AREA)
  • Wood Science & Technology (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
  • Physical Water Treatments (AREA)
DE1990632872 1989-10-16 1990-09-26 Einrichtung zur Erzeugung von Luftblasen in einer Flüssigkeit Expired - Fee Related DE69032872T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP26621089A JP2790338B2 (ja) 1989-10-16 1989-10-16 脱インク用フローテーション装置

Publications (2)

Publication Number Publication Date
DE69032872D1 DE69032872D1 (de) 1999-02-11
DE69032872T2 true DE69032872T2 (de) 1999-06-02

Family

ID=17427793

Family Applications (2)

Application Number Title Priority Date Filing Date
DE1990632872 Expired - Fee Related DE69032872T2 (de) 1989-10-16 1990-09-26 Einrichtung zur Erzeugung von Luftblasen in einer Flüssigkeit
DE1990627181 Expired - Fee Related DE69027181T2 (de) 1989-10-16 1990-09-26 Flotations-Deinking-Vorrichtung

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE1990627181 Expired - Fee Related DE69027181T2 (de) 1989-10-16 1990-09-26 Flotations-Deinking-Vorrichtung

Country Status (7)

Country Link
US (1) US5108586A (de)
EP (2) EP0659489B1 (de)
JP (1) JP2790338B2 (de)
KR (2) KR960015816B1 (de)
CA (1) CA2024875C (de)
DE (2) DE69032872T2 (de)
FI (1) FI99150C (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5176822A (en) * 1989-10-16 1993-01-05 Ishikawajima-Harima Jukogyo Kabushiki Kaisha Flotation machine for deinking
JP2543265Y2 (ja) * 1991-10-16 1997-08-06 石川島播磨重工業株式会社 脱墨用フロ−テ−ション装置
NO180744C (no) * 1994-02-07 1997-06-11 Puraq As Fremgangsmåte og anordning for rensing av vann
US5509535A (en) * 1994-07-12 1996-04-23 Hydrochem Developments Ltd. Flotation apparatus
FR2730422B1 (fr) * 1994-11-15 1998-09-18 Denis Renoux Philippe Leopold Dispositif de production de mousses en grande largeur et ses applications
US5714040A (en) * 1996-02-14 1998-02-03 Pellerin Milnor Corporation Method for recovering fiber from printed wastepaper
US5914049A (en) * 1996-09-19 1999-06-22 Meurer Research, Inc. Method and apparatus for helical flow in a header conduit
DE19852549C2 (de) * 1998-11-13 2001-08-02 Voith Paper Patent Gmbh Verfahren und Vorrichtung zur Entfernung von Partikeln aus einer wässrigen papierfaserhaltigen Suspension
JP4530575B2 (ja) * 2001-03-28 2010-08-25 株式会社Ｉｈｉ機械システム フローテーション装置
JP4530573B2 (ja) * 2001-03-28 2010-08-25 株式会社Ｉｈｉ機械システム フロス処理装置
NO318865B1 (no) * 2003-02-27 2005-05-18 Vetco Aibel As Anordning og fremgangsmate for a fjerne faststoff
JP5114723B2 (ja) * 2006-07-14 2013-01-09 王子ホールディングス株式会社 フローテータ並びに古紙脱墨処理方法
ITVI20070133A1 (it) * 2007-05-09 2008-11-10 Comer Spa Cella di flottazione perfezionata per la depurazione di sospensioni fibrose
JP4538479B2 (ja) 2007-09-04 2010-09-08 日本製紙株式会社 フローテーター
JP4866814B2 (ja) * 2007-09-04 2012-02-01 相川鉄工株式会社 フローテーター
JP2010043374A (ja) * 2008-08-12 2010-02-25 Voith Patent Gmbh フローテータエアノズル洗浄装置及びフローテータ
DE102009006035A1 (de) * 2009-01-24 2010-07-29 Voith Patent Gmbh Flotation einer Faserstoffsuspension
JP5578877B2 (ja) * 2010-02-22 2014-08-27 デュプロ精工株式会社 脱墨装置
JP7035533B2 (ja) * 2017-12-28 2022-03-15 セイコーエプソン株式会社 処理装置、シート製造装置および処理方法
US10675562B2 (en) 2018-09-27 2020-06-09 Meurer Research, Inc. Clog-resistant inlet for a conduit of a water treatment system
USD960293S1 (en) 2018-09-27 2022-08-09 Meurer Research, Inc. Nozzle for a fluid
CN110565422A (zh) * 2019-09-18 2019-12-13 查常财 用于废纸脱墨装置的脱墨箱
CN111408482A (zh) * 2020-03-26 2020-07-14 安徽朝山新材料股份有限公司 一种便于使用的浮选装置

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1322909A (en) * 1919-11-25 Ore-separator
US1608896A (en) * 1926-11-30 Flotation apparatus
US1713046A (en) * 1926-12-14 1929-05-14 Gen Engineering Co Fluid distributor
US1798452A (en) * 1927-04-23 1931-03-31 William A Butchart Flotation apparatus
US1744785A (en) * 1927-07-21 1930-01-28 Mctaggart Arthur Wray Device for separating and concentrating ores
US1988351A (en) * 1930-07-17 1935-01-15 Patton Neeley J Flotation apparatus
DE742856C (de) * 1940-12-14 1943-12-13 Moormann Fa R Vorrichtung zur Belueftung von Fluessigkeiten, insbesondere von Gaerfluessigkeiten
DE1027186B (de) * 1956-05-23 1958-04-03 Kerag Kesselschmiede App Und M Rotor zur Behandlung von Fluessigkeiten mit Gasen
SU411908A1 (de) * 1971-02-15 1974-01-25
JPS52103841A (en) * 1976-02-25 1977-08-31 Kubota Ltd Apparatus for separating oils and fats in sewage
US4247391A (en) * 1979-03-09 1981-01-27 Lloyd Philip J D Froth flotation cell and method of operation
US4324652A (en) * 1979-05-14 1982-04-13 Crescent Engineering Company Flotation method and apparatus for recovering crude oil from tar-sand
JPS58203193A (ja) * 1982-05-17 1983-11-26 株式会社　大昌鉄工所 製紙原料の脱墨装置
US4399028A (en) * 1982-06-14 1983-08-16 The Black Clawson Company Froth flotation apparatus and method
JPH0660473B2 (ja) * 1985-04-18 1994-08-10 新王子製紙株式会社 古紙の脱墨処理法
DE3635642A1 (de) * 1986-10-20 1988-04-28 Sp K Bjuro Konstruirovaniju T Flotationsmaschine
JPS63152491A (ja) * 1986-12-10 1988-06-24 泉製紙有限会社 製紙の故紙原料をパルプ化処理するための脱墨装置

Also Published As

Publication number Publication date
JPH03130483A (ja) 1991-06-04
EP0659489A3 (de) 1995-09-06
US5108586A (en) 1992-04-28
KR0153295B1 (ko) 1998-11-16
FI99150B (fi) 1997-06-30
EP0428257A2 (de) 1991-05-22
EP0659489A2 (de) 1995-06-28
EP0428257B1 (de) 1996-05-29
DE69032872D1 (de) 1999-02-11
KR970005008A (ko) 1997-01-29
DE69027181T2 (de) 1996-11-21
KR910007584A (ko) 1991-05-30
EP0659489B1 (de) 1998-12-30
CA2024875C (en) 1995-02-14
FI904762A0 (fi) 1990-09-27
JP2790338B2 (ja) 1998-08-27
DE69027181D1 (de) 1996-07-04
FI99150C (fi) 1997-10-10
EP0428257A3 (en) 1992-08-05
KR960015816B1 (ko) 1996-11-21

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee