ATE122026T1 - Anordnung zum unterdrücken von luftansaugung. - Google Patents

Anordnung zum unterdrücken von luftansaugung.

Info

Publication number
ATE122026T1
ATE122026T1 AT91850195T AT91850195T ATE122026T1 AT E122026 T1 ATE122026 T1 AT E122026T1 AT 91850195 T AT91850195 T AT 91850195T AT 91850195 T AT91850195 T AT 91850195T AT E122026 T1 ATE122026 T1 AT E122026T1
Authority
AT
Austria
Prior art keywords
arrangement
air suction
suppressing air
mixer
air intake
Prior art date
Application number
AT91850195T
Other languages
English (en)
Inventor
James Fischer
Tore Strandberg
Original Assignee
Flygt Ab Itt
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 Flygt Ab Itt filed Critical Flygt Ab Itt
Application granted granted Critical
Publication of ATE122026T1 publication Critical patent/ATE122026T1/de

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
    • C02F3/1278—Provisions for mixing or aeration of the mixed liquor
    • C02F3/1284—Mixing devices
    • 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
    • B01F27/25—Mixers with both stirrer and drive unit submerged in the material being mixed
    • 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

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • Hydrology & Water Resources (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Mixers Of The Rotary Stirring Type (AREA)
  • Mixers With Rotating Receptacles And Mixers With Vibration Mechanisms (AREA)
  • Valves And Accessory Devices For Braking Systems (AREA)
  • Cylinder Crankcases Of Internal Combustion Engines (AREA)
  • Nozzles (AREA)
AT91850195T 1990-09-25 1991-08-14 Anordnung zum unterdrücken von luftansaugung. ATE122026T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9003035A SE466737B (sv) 1990-09-25 1990-09-25 Luftinsugningsbegraensare foer en under en vaetskeyta anordnad omroerare foersedd med en propeller paa en huvudsakligen horisontellt riktad axel

Publications (1)

Publication Number Publication Date
ATE122026T1 true ATE122026T1 (de) 1995-05-15

Family

ID=20380436

Family Applications (1)

Application Number Title Priority Date Filing Date
AT91850195T ATE122026T1 (de) 1990-09-25 1991-08-14 Anordnung zum unterdrücken von luftansaugung.

Country Status (7)

Country Link
US (1) US5174652A (de)
EP (1) EP0479742B1 (de)
JP (1) JPH06102137B2 (de)
AT (1) ATE122026T1 (de)
AU (1) AU641543B2 (de)
DE (1) DE69109431T2 (de)
SE (1) SE466737B (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5084664B2 (ja) * 2008-08-19 2012-11-28 株式会社鶴見製作所 横型水中電動ミキサー
CN103535008B (zh) 2011-02-01 2017-11-07 时间游戏公司 用于交互式体验的系统和方法及其控制器

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR367664A (fr) * 1906-06-09 1906-11-07 Albert Lespagnol Fil métallique sans fin pour le sciage des pierres, marbres, granits, porphyres, minerais, ardoises, etc., à l'aide d'un corps usant ou rodant pulvérisé et de l'eau
US1226400A (en) * 1916-09-09 1917-05-15 Sidney A Smith Raffle-plate for propeller-wheels.
US2078179A (en) * 1935-04-15 1937-04-20 Johnson Brothers Engineering C Trolling plate
DE1457121C3 (de) * 1965-05-29 1974-01-17 Passavant-Werke Michelbacher Huette, 6209 Aarbergen Endlager für einseitig angetriebene horizontalachsige Belüftungsrotoren für die Abwasserbehandlung
DE2446086A1 (de) * 1974-09-26 1976-04-08 Weissenhorner Manfred Ruehrwerk- und verfluessigungssystem fuer kanaele und lagerbehaelter faserhaltiger medien, vornehmlich fluessigmist
US4240990A (en) * 1979-04-10 1980-12-23 Aeration Industries, Inc. Aeration propeller and apparatus
US4431597A (en) * 1982-09-29 1984-02-14 Air-O-Lator Corporation Horizontal mixing aerator
US4581182A (en) * 1985-02-21 1986-04-08 Air-O-Lator Corporation Submersible mixer with air injection
US4671872A (en) * 1986-03-18 1987-06-09 Air-O-Lator Corporation Aerator mast with azimuth lock and bottom stop

Also Published As

Publication number Publication date
EP0479742B1 (de) 1995-05-03
EP0479742A1 (de) 1992-04-08
AU641543B2 (en) 1993-09-23
DE69109431T2 (de) 1996-01-18
US5174652A (en) 1992-12-29
DE69109431D1 (de) 1995-06-08
JPH04247229A (ja) 1992-09-03
SE9003035D0 (sv) 1990-09-25
JPH06102137B2 (ja) 1994-12-14
SE466737B (sv) 1992-03-30
AU8361291A (en) 1992-04-02

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties
EEK Proclamation as to paragraph 128 patent law
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee