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ATA29989A - DEVICE FOR FINE-BUBBLE VENTILATION OF WASTEWATER - Google Patents

DEVICE FOR FINE-BUBBLE VENTILATION OF WASTEWATER

Info

Publication number
ATA29989A
ATA29989A AT29989A AT29989A ATA29989A AT A29989 A ATA29989 A AT A29989A AT 29989 A AT29989 A AT 29989A AT 29989 A AT29989 A AT 29989A AT A29989 A ATA29989 A AT A29989A
Authority
AT
Austria
Prior art keywords
wastewater
fine
bubble ventilation
bubble
ventilation
Prior art date
Application number
AT29989A
Other languages
German (de)
Other versions
AT391126B (en
Original Assignee
Klima Horst Ing
Malekfatehi Youness Dipl Ing
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 Klima Horst Ing, Malekfatehi Youness Dipl Ing filed Critical Klima Horst Ing
Priority to AT299/89A priority Critical patent/AT391126B/en
Publication of ATA29989A publication Critical patent/ATA29989A/en
Application granted granted Critical
Publication of AT391126B publication Critical patent/AT391126B/en

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
    • C02F3/201—Perforated, resilient plastic diffusers, e.g. membranes, sheets, foils, tubes, hoses
    • 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
    • B01F23/231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling
    • B01F23/23105—Arrangement or manipulation of the gas bubbling devices
    • B01F23/2312—Diffusers
    • B01F23/23123—Diffusers consisting of rigid porous or perforated material
    • B01F23/231231—Diffusers consisting of rigid porous or perforated material the outlets being in the form of perforations
    • 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
    • B01F23/231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling
    • B01F23/23105—Arrangement or manipulation of the gas bubbling devices
    • B01F23/2312—Diffusers
    • B01F23/23124—Diffusers consisting of flexible porous or perforated material, e.g. fabric
    • 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
    • B01F23/231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling
    • B01F23/23105—Arrangement or manipulation of the gas bubbling devices
    • B01F23/2312—Diffusers
    • B01F23/23126—Diffusers characterised by the shape of the diffuser element
    • B01F23/231264—Diffusers characterised by the shape of the diffuser element being in the form of plates, flat beams, flat membranes or films
    • 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)
AT299/89A 1989-02-13 1989-02-13 DEVICE FOR FINE-BUBBLE VENTILATION OF WASTEWATER AT391126B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT299/89A AT391126B (en) 1989-02-13 1989-02-13 DEVICE FOR FINE-BUBBLE VENTILATION OF WASTEWATER

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT299/89A AT391126B (en) 1989-02-13 1989-02-13 DEVICE FOR FINE-BUBBLE VENTILATION OF WASTEWATER

Publications (2)

Publication Number Publication Date
ATA29989A true ATA29989A (en) 1990-02-15
AT391126B AT391126B (en) 1990-08-27

Family

ID=3486863

Family Applications (1)

Application Number Title Priority Date Filing Date
AT299/89A AT391126B (en) 1989-02-13 1989-02-13 DEVICE FOR FINE-BUBBLE VENTILATION OF WASTEWATER

Country Status (1)

Country Link
AT (1) AT391126B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8002249B2 (en) 2002-08-13 2011-08-23 Itt Manufacturing Enterprises, Inc. Strip diffuser
ATE439178T1 (en) 2002-08-13 2009-08-15 Itt Mfg Enterprises Inc STRIP-SHAPED MEMBRANE DIFFUSER FOR WASTEWATER TREATMENT
US7806389B2 (en) 2005-10-26 2010-10-05 Parkson Corporation Flexible aeration panel and methods of use
JP5361332B2 (en) * 2008-10-30 2013-12-04 株式会社クボタ Membrane diffuser
US8371561B2 (en) 2010-04-12 2013-02-12 Xylem Ip Holdings Llc Aeration diffuser assembly end seal
EP3848111B1 (en) * 2020-01-08 2021-12-15 Arnold Jäger Holding GmbH Strip fan and fan arrangement

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2942607C2 (en) * 1979-10-22 1982-08-26 Rudolf 8551 Adelsdorf Messner Air distributor for aerating water with fine bubbles
DE3410267A1 (en) * 1984-03-21 1985-09-26 Norbert 5657 Haan Schneider GASIFIER
DE3441342A1 (en) * 1984-11-13 1986-05-15 Passavant-Werke AG & Co KG, 6209 Aarbergen Device for fine-bubbled compressed aeration
DE3624580A1 (en) * 1986-07-21 1988-02-04 Menzel Klaeranlagenbau Gmbh Finely porous plastic aerator through which water can flow

Also Published As

Publication number Publication date
AT391126B (en) 1990-08-27

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Legal Events

Date Code Title Description
EIH Change in the person of patent owner
ELJ Ceased due to non-payment of the annual fee