ZA91170B - Method and apparatus for feeding air into a flotation cell - Google Patents

Method and apparatus for feeding air into a flotation cell

Info

Publication number
ZA91170B
ZA91170B ZA91170A ZA91170A ZA91170B ZA 91170 B ZA91170 B ZA 91170B ZA 91170 A ZA91170 A ZA 91170A ZA 91170 A ZA91170 A ZA 91170A ZA 91170 B ZA91170 B ZA 91170B
Authority
ZA
South Africa
Prior art keywords
flotation cell
feeding air
feeding
air
flotation
Prior art date
Application number
ZA91170A
Other languages
English (en)
Inventor
Matti Olavi Leiponen
Olavi Leiponen Matti
Launo Leo Lilja
Leo Lilja Launo
Valto Johannes Maekitalo
Johannes Maekitalo Valto
Original Assignee
Outokumpu Oy
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 Outokumpu Oy filed Critical Outokumpu Oy
Publication of ZA91170B publication Critical patent/ZA91170B/xx

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
    • B03D1/20—Flotation machines with impellers; Subaeration machines with internal air pumps
    • 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
    • B01F23/233—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
    • B01F23/2334—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements provided with stationary guiding means surrounding at least partially the stirrer
    • B01F23/23342—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements provided with stationary guiding means surrounding at least partially the stirrer the stirrer being of the centrifugal type, e.g. with a surrounding stator
    • 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
    • B01F23/233—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
    • B01F23/2331—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the introduction of the gas along the axis of the stirrer or along the stirrer elements
    • 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
    • B01F23/233—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
    • B01F23/2331—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the introduction of the gas along the axis of the stirrer or along the stirrer elements
    • B01F23/23311—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the introduction of the gas along the axis of the stirrer or along the stirrer elements through a hollow stirrer axis
    • 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
    • B01F23/233—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
    • B01F23/2331—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the introduction of the gas along the axis of the stirrer or along the stirrer elements
    • B01F23/23312—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the introduction of the gas along the axis of the stirrer or along the stirrer elements through a conduit surrounding the stirrer axis
    • 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
    • B01F23/233—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
    • B01F23/2331—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the introduction of the gas along the axis of the stirrer or along the stirrer elements
    • B01F23/23314—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the introduction of the gas along the axis of the stirrer or along the stirrer elements through a hollow stirrer element
    • 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
    • B01F23/233—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
    • B01F23/2336—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the location of the place of introduction of the gas relative to the stirrer
    • B01F23/23363—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the location of the place of introduction of the gas relative to the stirrer the gas being introduced above the stirrer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/05—Stirrers
    • B01F27/11—Stirrers characterised by the configuration of the stirrers
    • B01F27/117—Stirrers provided with conical-shaped elements, e.g. funnel-shaped
    • B01F27/1171—Stirrers provided with conical-shaped elements, e.g. funnel-shaped having holes in the surface

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biotechnology (AREA)
  • Mixers Of The Rotary Stirring Type (AREA)
  • Motor Or Generator Cooling System (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Electrostatic Spraying Apparatus (AREA)
ZA91170A 1990-01-10 1991-01-09 Method and apparatus for feeding air into a flotation cell ZA91170B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI900123A FI83482C (fi) 1990-01-10 1990-01-10 Saett och anordning foer matning av luft i flotationscell.

Publications (1)

Publication Number Publication Date
ZA91170B true ZA91170B (en) 1991-12-24

Family

ID=8529671

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA91170A ZA91170B (en) 1990-01-10 1991-01-09 Method and apparatus for feeding air into a flotation cell

Country Status (12)

Country Link
US (1) US5143600A (fi)
AU (1) AU635595B2 (fi)
BR (1) BR9100089A (fi)
CA (1) CA2033886C (fi)
DE (1) DE4100563A1 (fi)
FI (1) FI83482C (fi)
GB (1) GB2239825B (fi)
IT (1) IT1247789B (fi)
NO (1) NO910098L (fi)
SE (1) SE9004172L (fi)
YU (1) YU1791A (fi)
ZA (1) ZA91170B (fi)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5244097A (en) * 1990-01-10 1993-09-14 Outokumpu Oy Apparatus for feeding air into a flotation cell
DE102006008687A1 (de) * 2006-02-24 2007-08-30 Bayer Technology Services Gmbh Verfahren und Vorrichtung zur Be- und Entgasung von Flüssigkeiten
CN101541434B (zh) * 2007-11-09 2012-11-07 奥图泰有限公司 浮选机转子、形成转子的方法和维修转子的方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2875897A (en) * 1953-06-22 1959-03-03 Booth Lionel Earl Flotation machine
US3437203A (en) * 1963-02-20 1969-04-08 Koichi Nakamura Flotation apparatus
US3791104A (en) * 1972-06-26 1974-02-12 Mineral & Chem Resource Co High energy gas-liquid contacting process
JPS5643397Y2 (fi) * 1977-06-23 1981-10-12
DE2852023C2 (de) * 1978-12-01 1980-08-28 J.M. Voith Gmbh, 7920 Heidenheim Vorrichtung zum Einleiten einer Faserstoffsuspension in einen Flotationsbehälter
SU967580A1 (ru) * 1980-10-10 1982-10-23 Всесоюзный научно-исследовательский и проектный институт галургии Пневмомеханический аэратор флотационной машины
SU990315A1 (ru) * 1981-03-13 1983-01-23 Государственный Проектно-Конструкторский И Экспериментальный Институт По Обогатительному Оборудованию "Гипромашобогащение" Пневмомеханическа флотационна машина
GB2095570B (en) * 1981-03-31 1984-10-17 British Nuclear Fuels Ltd An improved apparatus for agitating the contents of storage tanks
US4643852A (en) * 1981-04-13 1987-02-17 Koslow Evan E Energy efficient phase transfer/dispersion systems and methods for using the same

Also Published As

Publication number Publication date
FI83482C (fi) 1991-07-25
SE9004172L (sv) 1991-07-11
FI83482B (fi) 1991-04-15
ITMI910017A0 (it) 1991-01-08
US5143600A (en) 1992-09-01
ITMI910017A1 (it) 1992-07-08
GB9100490D0 (en) 1991-02-20
AU635595B2 (en) 1993-03-25
CA2033886C (en) 1998-12-22
IT1247789B (it) 1995-01-02
GB2239825B (en) 1993-09-29
YU1791A (sh) 1994-06-24
NO910098L (no) 1991-07-11
FI900123A0 (fi) 1990-01-10
NO910098D0 (no) 1991-01-09
AU6864791A (en) 1991-07-11
BR9100089A (pt) 1991-10-22
GB2239825A (en) 1991-07-17
CA2033886A1 (en) 1991-07-11
SE9004172D0 (sv) 1990-12-28
DE4100563A1 (de) 1991-07-11

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