BR9400885A - Instalação de flotação - Google Patents

Instalação de flotação

Info

Publication number
BR9400885A
BR9400885A BR9400885A BR9400885A BR9400885A BR 9400885 A BR9400885 A BR 9400885A BR 9400885 A BR9400885 A BR 9400885A BR 9400885 A BR9400885 A BR 9400885A BR 9400885 A BR9400885 A BR 9400885A
Authority
BR
Brazil
Prior art keywords
hand
separating part
dirt particles
diameter
air
Prior art date
Application number
BR9400885A
Other languages
English (en)
Inventor
Michael Trefz
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
Publication of BR9400885A publication Critical patent/BR9400885A/pt

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
    • 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
    • B03D1/1418—Flotation machines using centrifugal forces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
    • B04C3/00—Apparatus in which the axial direction of the vortex flow following a screw-thread type line remains unchanged ; Devices in which one of the two discharge ducts returns centrally through the vortex chamber, a reverse-flow vortex being prevented by bulkheads in the central discharge duct
    • 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
    • B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
    • B04C3/00—Apparatus in which the axial direction of the vortex flow following a screw-thread type line remains unchanged ; Devices in which one of the two discharge ducts returns centrally through the vortex chamber, a reverse-flow vortex being prevented by bulkheads in the central discharge duct
    • B04C2003/003—Shapes or dimensions of vortex chambers
    • 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)
  • Fish Paste Products (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Cyclones (AREA)
BR9400885A 1993-04-02 1994-03-23 Instalação de flotação BR9400885A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4310807 1993-04-02

Publications (1)

Publication Number Publication Date
BR9400885A true BR9400885A (pt) 1994-10-25

Family

ID=6484547

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9400885A BR9400885A (pt) 1993-04-02 1994-03-23 Instalação de flotação

Country Status (8)

Country Link
EP (1) EP0618012B1 (pt)
JP (1) JPH0748791A (pt)
AT (1) ATE142911T1 (pt)
BR (1) BR9400885A (pt)
CA (1) CA2120436A1 (pt)
DE (1) DE59400653D1 (pt)
FI (1) FI941536A (pt)
NO (1) NO941197L (pt)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4330635C2 (de) * 1993-09-10 1996-07-11 Voith Sulzer Stoffaufbereitung Verfahren zur Abtrennung von Feststoffen durch Flotation und Flotationsvorrichtung
DE4426159A1 (de) * 1994-07-22 1994-12-08 Voith Gmbh J M Flotationseinrichtung
DE4432042C2 (de) * 1994-09-09 1998-07-02 Forschungszentrum Juelich Gmbh Begasungs-/Flotations-Reaktor mit Anordnungen zur Abtrennung von Feststoffen aus Flüssigkeiten
US5580446A (en) * 1994-10-20 1996-12-03 International Paper Company Screen, vortex apparatus for cleaning recycled pulp and related process
US5529190A (en) * 1995-02-06 1996-06-25 Ahlstrom Machinery, Inc. Gas sparged hydrocyclone with foam separating vessel
US5899342A (en) * 1997-06-04 1999-05-04 Voith Sulzer Paper Technology North America, Inc. Hydrocyclone separator
DE19803089C2 (de) * 1998-01-28 2001-07-26 Voith Paper Patent Gmbh Flotationsvorrichtung zur Abtrennung von Feststoffen
DE19811090A1 (de) 1998-03-13 1999-09-16 Georg Klas Zyklonabscheider
WO1999049127A1 (en) * 1998-03-25 1999-09-30 Nederlandse Organisatie Voor Toegepast-Natuurwetenschappelijk Onderzoek Tno A process for removing contaminants from waste paper
DE19939275A1 (de) 1999-08-19 2001-02-22 Voith Paper Patent Gmbh Vorrichtung und Verfahren zum Entgasen eines flüssigen oder pastösen Mediums in einer Maschine zum Herstellen und/oder Veredeln einer Materialbahn, insbesondere aus Papier oder Karton
WO2002074440A1 (en) * 2001-03-19 2002-09-26 Maelgwyn Mineral Services Limited Pneumatic flotation separation device
NO329085B1 (no) * 2008-01-31 2010-08-16 Sorbwater Technology As Fremgangsmate og apparat for separasjon av fluidfaser, samt anvendelser derav
MY163954A (en) * 2011-11-07 2017-11-15 Halliburton Energy Services Inc Fluid discrimination for use with a subterranean well
IT201700070854A1 (it) * 2017-06-26 2018-12-26 Dellaquila Sergio Ciclone separatore.

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2738782C2 (de) * 1977-08-27 1979-07-12 J.M. Voith Gmbh, 7920 Heidenheim Flotationsvorrichtung zum Entfernen von Druckerschwärze
US4378289A (en) * 1981-01-07 1983-03-29 Hunter A Bruce Method and apparatus for centrifugal separation
CH658481A5 (de) * 1983-02-18 1986-11-14 Escher Wyss Gmbh Flotationsvorrichtung zum flotieren von aus altpapier gewonnener faserstoffsuspension.
US5080792A (en) * 1990-08-03 1992-01-14 Amoco Corporation Apparatus and method for separating fluids

Also Published As

Publication number Publication date
NO941197L (no) 1994-10-03
FI941536A (fi) 1994-10-03
EP0618012A1 (de) 1994-10-05
FI941536A0 (fi) 1994-03-31
ATE142911T1 (de) 1996-10-15
CA2120436A1 (en) 1994-10-03
EP0618012B1 (de) 1996-09-18
NO941197D0 (no) 1994-03-30
DE59400653D1 (de) 1996-10-24
JPH0748791A (ja) 1995-02-21

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Legal Events

Date Code Title Description
EE Request for examination
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FM Others concerning applications: unknown petition
FA8 Dismissal: dismissal - article 36, par. 1 of industrial property law
B15G Petition not considered as such [chapter 15.7 patent gazette]

Free format text: REFERENCIA: PETICAO DEINPI/SP 006908 DE 20.04.2005, DE ACORDO COM ART. 218 I DA LPI.