WO2003026800A3 - Flotation machine rotor and method of operation - Google Patents

Flotation machine rotor and method of operation Download PDF

Info

Publication number
WO2003026800A3
WO2003026800A3 PCT/US2002/029764 US0229764W WO03026800A3 WO 2003026800 A3 WO2003026800 A3 WO 2003026800A3 US 0229764 W US0229764 W US 0229764W WO 03026800 A3 WO03026800 A3 WO 03026800A3
Authority
WO
WIPO (PCT)
Prior art keywords
machine rotor
flotation machine
flotation
rotor
communicate
Prior art date
Application number
PCT/US2002/029764
Other languages
French (fr)
Other versions
WO2003026800A2 (en
Inventor
Jouko Kallioinen
Virendra Mody
Original Assignee
Gl & V Dorr Oliver 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 Gl & V Dorr Oliver Inc filed Critical Gl & V Dorr Oliver Inc
Priority to AU2002326989A priority Critical patent/AU2002326989B2/en
Priority to CA2461279A priority patent/CA2461279C/en
Publication of WO2003026800A2 publication Critical patent/WO2003026800A2/en
Publication of WO2003026800A3 publication Critical patent/WO2003026800A3/en

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
    • B03D1/16—Flotation machines with impellers; Subaeration machines
    • 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
    • B01F23/234—Surface aerating
    • B01F23/2342—Surface aerating with stirrers near to the liquid surface, e.g. partially immersed, for spraying the liquid in the gas or for sucking gas into the liquid, e.g. using stirrers rotating around a horizontal axis or using centrifugal force
    • B01F23/23421—Surface aerating with stirrers near to the liquid surface, e.g. partially immersed, for spraying the liquid in the gas or for sucking gas into the liquid, e.g. using stirrers rotating around a horizontal axis or using centrifugal force the stirrers rotating about a vertical axis
    • B01F23/234211—Stirrers thereof
    • 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

Abstract

A flotation machine rotor (40), having a body portion (44) and an interior area (48) that is adapted to communicate with a gas source.
PCT/US2002/029764 2001-09-21 2002-09-19 Flotation machine rotor and method of operation WO2003026800A2 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
AU2002326989A AU2002326989B2 (en) 2001-09-21 2002-09-19 Flotation machine rotor and method of operation
CA2461279A CA2461279C (en) 2001-09-21 2002-09-19 Flotation machine rotor and method of operation

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US32403101P 2001-09-21 2001-09-21
US60/324,031 2001-09-21

Publications (2)

Publication Number Publication Date
WO2003026800A2 WO2003026800A2 (en) 2003-04-03
WO2003026800A3 true WO2003026800A3 (en) 2004-02-26

Family

ID=23261771

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2002/029764 WO2003026800A2 (en) 2001-09-21 2002-09-19 Flotation machine rotor and method of operation

Country Status (3)

Country Link
AU (1) AU2002326989B2 (en)
CA (1) CA2461279C (en)
WO (1) WO2003026800A2 (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4800017A (en) * 1987-04-16 1989-01-24 Dorr-Oliver Incorporated Flotation mechanism
WO1997006892A1 (en) * 1995-08-17 1997-02-27 Svedala Limited Flotation tank impeller

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4800017A (en) * 1987-04-16 1989-01-24 Dorr-Oliver Incorporated Flotation mechanism
WO1997006892A1 (en) * 1995-08-17 1997-02-27 Svedala Limited Flotation tank impeller

Also Published As

Publication number Publication date
AU2002326989B2 (en) 2006-06-22
WO2003026800A2 (en) 2003-04-03
CA2461279C (en) 2011-01-18
CA2461279A1 (en) 2003-04-03

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