FR2232356B1 - - Google Patents

Info

Publication number
FR2232356B1
FR2232356B1 FR7419404A FR7419404A FR2232356B1 FR 2232356 B1 FR2232356 B1 FR 2232356B1 FR 7419404 A FR7419404 A FR 7419404A FR 7419404 A FR7419404 A FR 7419404A FR 2232356 B1 FR2232356 B1 FR 2232356B1
Authority
FR
France
Prior art keywords
rotor
gas
stator
liquid
increase
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
Application number
FR7419404A
Other languages
English (en)
French (fr)
Other versions
FR2232356A1 (xx
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.)
Outokumpu Oyj
Original Assignee
Outokumpu Oyj
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 Oyj filed Critical Outokumpu Oyj
Publication of FR2232356A1 publication Critical patent/FR2232356A1/fr
Application granted granted Critical
Publication of FR2232356B1 publication Critical patent/FR2232356B1/fr
Expired 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
    • B03D1/16—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
    • B01F23/233—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
    • B01F23/2334—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
    • B01F23/2336—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
    • B01F23/23364—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 between the stirrer elements
    • 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
    • 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
    • B03D1/24—Pneumatic
    • B03D1/245—Injecting gas through perforated or porous area
    • 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
    • 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
    • B01F27/111—Centrifugal stirrers, i.e. stirrers with radial outlets; Stirrers of the turbine type, e.g. with means to guide the flow

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biotechnology (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mixers Of The Rotary Stirring Type (AREA)
  • Physical Water Treatments (AREA)
  • Centrifugal Separators (AREA)
FR7419404A 1973-06-05 1974-06-05 Expired FR2232356B1 (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI1823/73A FI55124C (fi) 1973-06-05 1973-06-05 Foerfarande och anordning foer dispergering av en gas i en vaetska

Publications (2)

Publication Number Publication Date
FR2232356A1 FR2232356A1 (xx) 1975-01-03
FR2232356B1 true FR2232356B1 (xx) 1978-01-13

Family

ID=8506249

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7419404A Expired FR2232356B1 (xx) 1973-06-05 1974-06-05

Country Status (19)

Country Link
JP (1) JPS5738290B2 (xx)
BE (1) BE815783A (xx)
BG (1) BG30171A3 (xx)
CA (1) CA1030280A (xx)
CS (1) CS193032B2 (xx)
DD (1) DD114756A5 (xx)
DE (1) DE2425959C2 (xx)
ES (1) ES426886A1 (xx)
FI (1) FI55124C (xx)
FR (1) FR2232356B1 (xx)
GB (1) GB1465801A (xx)
HU (1) HU171323B (xx)
NO (1) NO141501C (xx)
RO (1) RO66332A (xx)
SE (1) SE397166B (xx)
SU (1) SU1072793A3 (xx)
YU (1) YU36868B (xx)
ZA (1) ZA743408B (xx)
ZM (1) ZM8274A1 (xx)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4230570A (en) 1977-12-02 1980-10-28 National Research Development Corporation Aerator

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO142830C (no) * 1978-02-28 1980-10-29 Trondhjems Mek Verksted As Anordning for fordeling av en gass i et vaeskemedium
WO1990014880A1 (en) * 1989-05-03 1990-12-13 Ullrich, Manfred Mixing device for fluids
DE19836565A1 (de) * 1998-08-12 2000-02-17 Linde Ag Verfahren und Vorrichtung zum Mischen von Produkten
WO2019036328A1 (en) * 2017-08-15 2019-02-21 Siemens Energy, Inc. METHODS AND SYSTEMS FOR ENHANCED DISSOLVED GAS FLOTATION
CN109127155A (zh) * 2018-09-21 2019-01-04 四川省川机工程技术有限公司 一种增大通气量的机械搅拌式浮选机

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE541188A (xx) *
US2696913A (en) * 1949-12-08 1954-12-14 Charles M Anderson Revolving current flotation machine
US2928665A (en) * 1950-09-27 1960-03-15 American Instr Co Inc Gas-liquid mixing apparatus
DE879081C (de) * 1951-02-23 1953-06-11 Michael Philosophow Ruehrwerk mit Luftzufuehrung
BE525439A (xx) * 1953-03-13
BE635852A (xx) * 1962-08-07
US3327851A (en) * 1965-01-25 1967-06-27 Galigher Company Flotation machine and stator therefor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4230570A (en) 1977-12-02 1980-10-28 National Research Development Corporation Aerator

Also Published As

Publication number Publication date
FI55124C (fi) 1979-06-11
CS193032B2 (en) 1979-09-17
FI182373A (xx) 1974-12-06
DE2425959A1 (de) 1975-01-02
HU171323B (hu) 1977-12-28
SE397166B (sv) 1977-10-24
JPS50129406A (xx) 1975-10-13
SU1072793A3 (ru) 1984-02-07
DD114756A5 (xx) 1975-08-20
JPS5738290B2 (xx) 1982-08-14
SE7407330L (xx) 1974-12-06
FI55124B (fi) 1979-02-28
ES426886A1 (es) 1976-07-16
NO742035L (no) 1974-12-06
ZM8274A1 (en) 1975-02-21
YU36868B (en) 1984-08-31
NO141501C (no) 1980-03-26
YU155174A (en) 1982-06-18
ZA743408B (en) 1975-06-25
RO66332A (ro) 1980-07-15
NO141501B (no) 1979-12-17
FR2232356A1 (xx) 1975-01-03
GB1465801A (en) 1977-03-02
AU6934074A (en) 1975-11-27
BE815783A (fr) 1974-09-16
DE2425959C2 (de) 1981-10-22
CA1030280A (en) 1978-04-25
BG30171A3 (en) 1981-04-15

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Legal Events

Date Code Title Description
ST Notification of lapse