GB1380774A - Submerged turbine aerator - Google Patents

Submerged turbine aerator

Info

Publication number
GB1380774A
GB1380774A GB1887172A GB1887172A GB1380774A GB 1380774 A GB1380774 A GB 1380774A GB 1887172 A GB1887172 A GB 1887172A GB 1887172 A GB1887172 A GB 1887172A GB 1380774 A GB1380774 A GB 1380774A
Authority
GB
United Kingdom
Prior art keywords
platform
impeller
lower side
sparge ring
submerged turbine
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
GB1887172A
Other languages
English (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.)
Westinghouse Electric Corp
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of GB1380774A publication Critical patent/GB1380774A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • B01F23/23362—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 under 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
    • B01F27/115—Stirrers characterised by the configuration of the stirrers comprising discs or disc-like elements essentially perpendicular to the stirrer shaft axis
    • B01F27/1152—Stirrers characterised by the configuration of the stirrers comprising discs or disc-like elements essentially perpendicular to the stirrer shaft axis with separate elements other than discs fixed on the discs, e.g. vanes fixed on the discs
    • 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
    • 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
    • B01F27/115—Stirrers characterised by the configuration of the stirrers comprising discs or disc-like elements essentially perpendicular to the stirrer shaft axis
    • 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)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
  • Mixers Of The Rotary Stirring Type (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)
GB1887172A 1971-06-15 1972-04-24 Submerged turbine aerator Expired GB1380774A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US15333671A 1971-06-15 1971-06-15

Publications (1)

Publication Number Publication Date
GB1380774A true GB1380774A (en) 1975-01-15

Family

ID=22546770

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1887172A Expired GB1380774A (en) 1971-06-15 1972-04-24 Submerged turbine aerator

Country Status (10)

Country Link
US (1) US3792840A (enExample)
JP (1) JPS5030029B1 (enExample)
AU (1) AU461503B2 (enExample)
CA (1) CA958496A (enExample)
CH (1) CH552405A (enExample)
ES (1) ES403205A1 (enExample)
FR (1) FR2141915B1 (enExample)
GB (1) GB1380774A (enExample)
IT (1) IT961258B (enExample)
ZA (1) ZA722746B (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1496924A (en) * 1974-03-29 1978-01-05 Gen Signal Corp Apparatus for mixing a liquid with a gas
US4207275A (en) * 1974-03-29 1980-06-10 General Signal Corporation Mixing apparatus
AU585654B2 (en) * 1985-10-04 1989-06-22 Aeration & Allied Technology Pty Limited Improved conversion of septic tanks and holding wells to secondary treatment
US5925293A (en) * 1996-10-04 1999-07-20 General Signal Corporation Mixer sparging apparatus

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1268630A (en) * 1917-05-31 1918-06-04 Joseph P Ruth Jr Aerating device.
US1998694A (en) * 1933-12-08 1935-04-23 Morse Brothers Machinery And S Impeller
US2243302A (en) * 1939-08-07 1941-05-27 Morse Bros Machinery Company Means of treating liquids
US2393976A (en) * 1941-05-31 1946-02-05 Mining Process & Patent Co Agitating means and method
US2521396A (en) * 1945-12-22 1950-09-05 Turbo Mixer Corp Gas and liquid contact apparatus
US2609097A (en) * 1949-05-12 1952-09-02 Combined Metals Reduction Comp Flotation machine
US2767965A (en) * 1950-11-03 1956-10-23 Mining Process & Patent Co Dual pumping agitation
US2750328A (en) * 1952-03-20 1956-06-12 Nat Dairy Res Lab Inc Aerating method and apparatus
US2713477A (en) * 1952-04-07 1955-07-19 Mining Process & Patent Co Dual aerating apparatus and method
US2944802A (en) * 1955-02-16 1960-07-12 Denver Equip Co Froth flotation and aeration apparatus
US2892543A (en) * 1956-02-27 1959-06-30 Mining Process & Patent Co Aerator assembly with pulp elevating discharge
US3017951A (en) * 1958-07-31 1962-01-23 Sulphite Products Corp Transfer of gases into and from liquid media
US3154601A (en) * 1959-08-06 1964-10-27 Glatfelter Co P H Aerator
BE631382A (enExample) * 1962-04-27
FR90116E (fr) * 1966-02-03 1967-10-20 Fermentation S A Pour L Expl D Procédé et dispositif d'agitation avec circulation méthodique de masses liquides par insufflation de gaz

Also Published As

Publication number Publication date
ES403205A1 (es) 1975-05-01
AU4161572A (en) 1973-11-01
CH552405A (de) 1974-08-15
IT961258B (it) 1973-12-10
ZA722746B (en) 1973-01-31
DE2226363B2 (de) 1976-12-02
FR2141915A1 (enExample) 1973-01-26
CA958496A (en) 1974-11-26
US3792840A (en) 1974-02-19
JPS5030029B1 (enExample) 1975-09-27
AU461503B2 (en) 1975-05-29
DE2226363A1 (de) 1972-12-21
FR2141915B1 (enExample) 1977-12-23

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLE Entries relating assignments, transmissions, licences in the register of patents
PE20 Patent expired after termination of 20 years