GB2015361B - Gasifying liquids - Google Patents

Gasifying liquids

Info

Publication number
GB2015361B
GB2015361B GB7906672A GB7906672A GB2015361B GB 2015361 B GB2015361 B GB 2015361B GB 7906672 A GB7906672 A GB 7906672A GB 7906672 A GB7906672 A GB 7906672A GB 2015361 B GB2015361 B GB 2015361B
Authority
GB
United Kingdom
Prior art keywords
boss
inner hollow
behind
wings
air
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
GB7906672A
Other languages
English (en)
Other versions
GB2015361A (en
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.)
Trondhjems Mek Verksted AS
Original Assignee
Trondhjems Mek Verksted AS
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 Trondhjems Mek Verksted AS filed Critical Trondhjems Mek Verksted AS
Publication of GB2015361A publication Critical patent/GB2015361A/en
Application granted granted Critical
Publication of GB2015361B publication Critical patent/GB2015361B/en
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
    • 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
    • B01F23/2331—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
    • B01F23/2335—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 direction of introduction of the gas relative to the stirrer
    • B01F23/23352—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 direction of introduction of the gas relative to the stirrer the gas moving perpendicular to the axis of rotation
    • 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
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/60—Pump mixers, i.e. mixing within a pump
    • B01F25/64—Pump mixers, i.e. mixing within a pump of the centrifugal-pump type, i.e. turbo-mixers
    • 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
    • B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
    • B01F27/81—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis the stirrers having central axial inflow and substantially radial outflow
    • B01F27/811—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis the stirrers having central axial inflow and substantially radial outflow with the inflow from one side only, e.g. stirrers placed on the bottom of the receptacle, or used as a bottom discharge pump
    • 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
    • B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
    • B01F27/90—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with paddles or arms 
    • 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
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/02—Aerobic processes
    • C02F3/12—Activated sludge processes
    • C02F3/20—Activated sludge processes using diffusers
    • C02F3/205—Moving, e.g. rotary, diffusers; Stationary diffusers with moving, e.g. rotary, distributors
    • 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
    • B01F23/23314—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
    • 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
    • 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
    • Y02W10/00—Technologies for wastewater treatment
    • Y02W10/10—Biological treatment of water, waste water, or sewage

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biotechnology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Hydrology & Water Resources (AREA)
  • Water Supply & Treatment (AREA)
  • Microbiology (AREA)
  • Organic Chemistry (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
  • Mixers Of The Rotary Stirring Type (AREA)
  • Physical Water Treatments (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
GB7906672A 1978-02-28 1979-02-26 Gasifying liquids Expired GB2015361B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO780694A NO142830C (no) 1978-02-28 1978-02-28 Anordning for fordeling av en gass i et vaeskemedium

Publications (2)

Publication Number Publication Date
GB2015361A GB2015361A (en) 1979-09-12
GB2015361B true GB2015361B (en) 1982-06-16

Family

ID=19884070

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7906672A Expired GB2015361B (en) 1978-02-28 1979-02-26 Gasifying liquids

Country Status (9)

Country Link
US (1) US4283357A (enExample)
AU (1) AU527168B2 (enExample)
DE (1) DE2905308A1 (enExample)
FI (1) FI790674A7 (enExample)
FR (1) FR2418021A1 (enExample)
GB (1) GB2015361B (enExample)
NO (1) NO142830C (enExample)
SE (1) SE439120B (enExample)
ZA (1) ZA79948B (enExample)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH634231A5 (de) * 1978-10-10 1983-01-31 Chemap Ag Verfahren und vorrichtung zum begasen von fluessigkeiten.
US4425232A (en) 1982-04-22 1984-01-10 Dorr-Oliver Incorporated Flotation separation apparatus and method
JPS60200923A (ja) * 1984-03-23 1985-10-11 Showa Alum Corp 気泡の微細化分散装置
AT383108B (de) * 1985-06-05 1987-05-25 Frings & Co Heinrich Belueftungsvorrichtung fuer fluessigkeiten
FR2598938B1 (fr) * 1986-05-23 1990-05-11 Lappartient Philippe Procede et dispositif de dispersion-sechage en cuve
FR2604099B1 (fr) * 1986-09-22 1989-09-15 Pechiney Aluminium Dispositif rotatif a pels de mise en solution d'elements d'alliage et de dispersion de gaz dans un bain d'aluminium
FI81077C (fi) * 1987-06-11 1990-09-10 Outokumpu Oy Luftningsanordning foer avfallsvatten fraon industri och bebyggelse.
US4993238A (en) * 1987-09-10 1991-02-19 Jitsuo Inagaki Manufacturing method for ice-cream products and its apparatus for the same
CA2097648C (en) * 1992-06-12 1998-04-28 Ronald E. Gilbert Molton metal pump with vaned impeller and flow directing pumping chamber
US5634770A (en) * 1992-06-12 1997-06-03 Metaullics Systems Co., L.P. Molten metal pump with vaned impeller
CA2073908A1 (en) * 1992-07-16 1994-01-17 Mark W. Kennedy Rotary gas injector
FR2702159B1 (fr) * 1993-03-05 1995-04-28 Raymond Berchotteau Appareil pour introduire et diffuser de l'air ou un gaz dans un liquide.
USH1624H (en) * 1993-06-02 1997-01-07 The United States Of America As Represented By The Secretary Of The Navy Stabilizer for submerged gaseous jets in liquids
US5597289A (en) * 1995-03-07 1997-01-28 Thut; Bruno H. Dynamically balanced pump impeller
US5660766A (en) * 1995-09-22 1997-08-26 Van Dyek; Bernhard Aerator
US5800742A (en) * 1996-12-30 1998-09-01 Cheng; Mao-Chung Underwater air delivering device
AUPO881797A0 (en) * 1997-08-20 1997-09-18 Lewis, Michael Anthony The twin vortex aerator and safety mixer
US6019576A (en) * 1997-09-22 2000-02-01 Thut; Bruno H. Pumps for pumping molten metal with a stirring action
US6056803A (en) * 1997-12-24 2000-05-02 Alcan International Limited Injector for gas treatment of molten metals
DE29818255U1 (de) * 1998-10-13 2000-02-17 Ekato Rühr- und Mischtechnik GmbH, 79650 Schopfheim Selbstansaugende, rotierende Dispergiervorrichtung
DE29909312U1 (de) * 1999-05-27 1999-08-12 Ekato Rühr- und Mischtechnik GmbH, 79650 Schopfheim Rührwerk
US6857774B2 (en) * 2002-08-02 2005-02-22 Five Star Technologies, Inc. Devices for cavitational mixing and pumping and methods of using same
NZ528434A (en) * 2003-09-24 2005-07-29 Philadelphia Mixing Solutions Improved aerator and mixer
USD742427S1 (en) 2013-09-27 2015-11-03 Rio Tinto Alcan International Limited Impeller for a rotary injector
USD713861S1 (en) 2013-09-27 2014-09-23 Rio Tinto Alcan International Limited Impeller for a rotary injector
AU2014328440B2 (en) 2013-09-27 2018-11-22 Rio Tinto Alcan International Limited Dual-function impeller for a rotary injector
CN106975566B (zh) * 2017-05-25 2019-03-01 重钢西昌矿业有限公司 矿浆处理分流方法
DE102018109952B4 (de) 2018-04-25 2021-08-05 Takraf Gmbh Vorrichtung zur Gasblasenerzeugung in Suspensionen zur Anreicherung von mineralischen und nicht mineralischen Rohstoffen und Verwendung einer solchen Vorrichtung
US12016496B2 (en) 2020-12-31 2024-06-25 Sharkninja Operating Llc Micro puree machine
US11154163B1 (en) 2020-12-31 2021-10-26 Sharkninja Operating Llc Micro puree machine
USD985334S1 (en) 2020-12-31 2023-05-09 Sharkninja Operating Llc Nested bowl for a micro puree machine
US11641978B2 (en) 2020-12-31 2023-05-09 Sharkninja Operating Llc Micro puree machine
USD985331S1 (en) 2020-12-31 2023-05-09 Sharkninja Operating Llc Housing for a micro puree machine
US11871765B2 (en) 2020-12-31 2024-01-16 Sharkninja Operating Llc Micro puree machine
US11925298B2 (en) 2020-12-31 2024-03-12 Sharkninja Operating Llc Micro puree machine
US12064056B2 (en) 2020-12-31 2024-08-20 Sharkninja (Hong Kong) Company Limited Micro puree machine
USD983603S1 (en) 2020-12-31 2023-04-18 Sharkninja Operating Llc Blade for a micro puree machine
US12016493B2 (en) 2020-12-31 2024-06-25 Sharkninja Operating Llc Micro puree machine
US20220347635A1 (en) * 2021-04-29 2022-11-03 Metso Outotec Finland Oy Impeller, a diffuser and an arrangement using such impeller and diffuser in a flotation tank

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US780260A (en) * 1904-02-16 1905-01-17 Miles W Beemer Dasher.
US2217231A (en) * 1938-04-04 1940-10-08 Morse Bros Machinery Company Rubber impeller
US2609097A (en) * 1949-05-12 1952-09-02 Combined Metals Reduction Comp Flotation machine
US2767964A (en) * 1954-03-11 1956-10-23 Galigher Company Impeller-stator combination for flotation machines
LU33652A1 (enExample) * 1954-06-29
US3070229A (en) * 1958-07-21 1962-12-25 Loro & Parisini Spa Apparatus for the froth-flotation of minerals
US3414245A (en) * 1965-05-07 1968-12-03 Frazer David Froth flotation apparatus or pump device
AT269083B (de) * 1966-04-05 1969-03-10 Frings Fa Heinrich Belüftungsvorrichtung für Flüssigkeiten
FR1504011A (fr) * 1966-10-20 1967-12-01 Venot Pic Sa Dispositif de circulation et d'aération de fluides
FI55124C (fi) * 1973-06-05 1979-06-11 Outokumpu Oy Foerfarande och anordning foer dispergering av en gas i en vaetska
US4078026A (en) * 1973-06-05 1978-03-07 Outokumpu Oy Device for dispersing gas into a liquid

Also Published As

Publication number Publication date
NO780694L (no) 1979-08-29
FI790674A7 (fi) 1979-08-29
AU527168B2 (en) 1983-02-17
SE439120B (sv) 1985-06-03
SE7901711L (sv) 1979-08-29
GB2015361A (en) 1979-09-12
NO142830B (no) 1980-07-21
ZA79948B (en) 1980-06-25
DE2905308A1 (de) 1979-09-06
FR2418021B1 (enExample) 1984-04-20
AU4440579A (en) 1979-09-06
FR2418021A1 (fr) 1979-09-21
NO142830C (no) 1980-10-29
US4283357A (en) 1981-08-11
DE2905308C2 (enExample) 1988-06-01

Similar Documents

Publication Publication Date Title
GB2015361B (en) Gasifying liquids
DE3585737D1 (de) Geschlossenes hemapherese-system.
GB616163A (en) Means for avoid separation and turbulence in fluids moving with respect to solid surfaces
GB1389857A (en) Bearings
GB1523795A (en) Nozzle assembly for use in agricultural spraying apparatu
GB1340998A (en) Waste paper stock preparation plant and pulper therefor
SE8304329L (sv) Flygplan med roterande vingar
DE3266793D1 (en) Masking cover for a wall surface around a pipe which emerges therefrom
GB883474A (en) Centrifugal apparatus for separating solids
RO81190B (ro) Turbina hidraulica
AU582252B2 (en) Disc-axial multiport valve
JPS55132470A (en) Rotary type flow changeeover valve
FR2176880B1 (enExample)
DE3671508D1 (de) Axiales mehrwegesventil mit einem ausbalanzierten rotor.
GB1352033A (en) Screening apparatus for cleaning fibre suspensions
SE8205762L (sv) Inloppslada for pappersmaskin
FR2394638A1 (fr) Dispositif pour traiter des suspensions de fibres par action mecanique de lames
NO845063L (no) Fortykkelse av papirmasse under bruk av stasjonaere sikter
DE3377383D1 (en) Distributor of pourable or viscous goods to a plurality of consumers
ES2008947A6 (es) Intercambiador de presiones para liquidos.
SE7904830L (sv) Multipelhydrocyklonseparator
ES8103355A1 (es) Perfeccionamientos en la fabricacion de placas colectoras deradiacion solar
GB1266090A (enExample)
ATE49043T1 (de) Axiales mehrwegesdrehventil.
GB1391503A (en) Valve assembly

Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee