ATE304895T1 - Doppelverteiler-zusammenstellung - Google Patents

Doppelverteiler-zusammenstellung

Info

Publication number
ATE304895T1
ATE304895T1 AT99908626T AT99908626T ATE304895T1 AT E304895 T1 ATE304895 T1 AT E304895T1 AT 99908626 T AT99908626 T AT 99908626T AT 99908626 T AT99908626 T AT 99908626T AT E304895 T1 ATE304895 T1 AT E304895T1
Authority
AT
Austria
Prior art keywords
diffuser
distribution pipe
air
compilation
diffuser body
Prior art date
Application number
AT99908626T
Other languages
English (en)
Inventor
Ernest W Downs
Original Assignee
United States Filter 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 United States Filter Corp filed Critical United States Filter Corp
Application granted granted Critical
Publication of ATE304895T1 publication Critical patent/ATE304895T1/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
    • C02F3/20—Activated sludge processes using diffusers
    • 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
    • B01F23/2311—Mounting the bubbling devices or the diffusers
    • 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
    • B01F23/2311—Mounting the bubbling devices or the diffusers
    • B01F23/23114—Mounting the bubbling devices or the diffusers characterised by the way in which the different elements of the bubbling installation are mounted
    • B01F23/231143—Mounting the bubbling elements or diffusors, e.g. on conduits, using connecting elements; Connections therefor
    • 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
    • B01F23/23125—Diffusers characterised by the way in which they are assembled or mounted; Fabricating the parts of the diffusers
    • 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
    • B01F23/231262—Diffusers characterised by the shape of the diffuser element having disc shape
    • 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
    • B01F23/231266—Diffusers characterised by the shape of the diffuser element being in the form of rings or annular 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
    • B01F23/237—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids characterised by the physical or chemical properties of gases or vapours introduced in the liquid media
    • B01F23/2376—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids characterised by the physical or chemical properties of gases or vapours introduced in the liquid media characterised by the gas being introduced
    • B01F23/23761—Aerating, i.e. introducing oxygen containing gas in liquids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F2101/00—Mixing characterised by the nature of the mixed materials or by the application field
    • B01F2101/305—Treatment of water, waste water or sewage
    • 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S261/00—Gas and liquid contact apparatus
    • Y10S261/70—Sewage aerators; diffusers

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)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Medicines Containing Plant Substances (AREA)
  • Devices For Executing Special Programs (AREA)
AT99908626T 1998-03-02 1999-03-02 Doppelverteiler-zusammenstellung ATE304895T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US7646798P 1998-03-02 1998-03-02
PCT/US1999/004614 WO1999044730A1 (en) 1998-03-02 1999-03-02 Dual diffuser assembly

Publications (1)

Publication Number Publication Date
ATE304895T1 true ATE304895T1 (de) 2005-10-15

Family

ID=22132225

Family Applications (1)

Application Number Title Priority Date Filing Date
AT99908626T ATE304895T1 (de) 1998-03-02 1999-03-02 Doppelverteiler-zusammenstellung

Country Status (9)

Country Link
US (1) US6244574B1 (de)
EP (1) EP1089808B1 (de)
AT (1) ATE304895T1 (de)
AU (1) AU754381B2 (de)
CA (1) CA2321828A1 (de)
DE (1) DE69927371T2 (de)
ES (1) ES2248984T3 (de)
IL (1) IL137997A0 (de)
WO (1) WO1999044730A1 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6464211B1 (en) * 1999-08-31 2002-10-15 United States Filter Corporation Diffuser assembly
DE10018909A1 (de) * 2000-04-16 2001-10-18 Gummi Jaeger Kg Gmbh & Cie Vorrichtung zur lösbaren Befestigung von Belüftungseinrichtungen bei Anlagen zum Belüften von Wasser
US8002249B2 (en) 2002-08-13 2011-08-23 Itt Manufacturing Enterprises, Inc. Strip diffuser
CN1321728C (zh) * 2002-08-13 2007-06-20 Itt制造企业公司 带状扩散器pct i
US6811148B2 (en) * 2003-04-29 2004-11-02 Stamford Scientific Int'l, Inc. Quick-connect diffuser assembly
US7141203B2 (en) * 2003-07-25 2006-11-28 Filtros, Ltd. Method of making a diffuser assembly
US6889964B2 (en) * 2003-07-25 2005-05-10 Filtros, Ltd. Diffuser
US7959780B2 (en) 2004-07-26 2011-06-14 Emporia Capital Funding Llc Textured ion exchange membranes
US7780833B2 (en) 2005-07-26 2010-08-24 John Hawkins Electrochemical ion exchange with textured membranes and cartridge
CN105540763A (zh) 2005-10-06 2016-05-04 派克逖克斯公司 流体的电化学离子交换处理
US7862014B2 (en) 2005-11-30 2011-01-04 Siemens Water Technologies Corp. Hybrid diffuser system headloss balancing
US8371561B2 (en) 2010-04-12 2013-02-12 Xylem Ip Holdings Llc Aeration diffuser assembly end seal
CN103974913B (zh) * 2012-11-19 2015-12-30 安特二十一株式会社 空气扩散器
US10633267B2 (en) * 2016-01-27 2020-04-28 Thomas E. Frankel Fine bubble diffuser assembly
US20250288961A1 (en) * 2024-03-16 2025-09-18 Thomas E. Frankel Diffuser assembly for use in wastewater treatment

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3083953A (en) * 1958-05-16 1963-04-02 Pacific Flush Tank Co Gas diffusion apparatus
NL6801740A (de) * 1968-01-22 1969-07-24
US3644231A (en) * 1968-03-01 1972-02-22 Kanegafuchi Spinning Co Ltd Porous member for diffusing air and process for producing the same
US3953553A (en) * 1973-05-29 1976-04-27 Water Pollution Control Corporation Sewage treatment aeration systems
US3837629A (en) * 1973-07-02 1974-09-24 Fmc Corp Gas diffusing mechanism
US3997634A (en) * 1973-10-09 1976-12-14 Downs Ernest W Diffuser assembly
US3954922A (en) * 1974-02-28 1976-05-04 Peabody Galion Corporation Bubble-shearing diffuser
GB1484044A (en) * 1974-12-06 1977-08-24 Reed International Ltd Supporting means for porous diffusers
US4192255A (en) * 1978-09-07 1980-03-11 Willinger Bros., Inc. Aquarium airstone device
US4288394A (en) * 1978-10-19 1981-09-08 Water Pollution Control Corp. Sewage aeration system
US4569805A (en) * 1984-09-28 1986-02-11 The Gray Engineering Group Inc. Apparatus for the submerged introduction of a fluid into a body of liquid
US5204028A (en) * 1992-08-25 1993-04-20 Aeration Engineering Resources Corporation Clamp for aeration dome
US5846412A (en) * 1995-11-17 1998-12-08 Environmental Dynamics, Inc. Diffuser construction and mounting arrangement

Also Published As

Publication number Publication date
DE69927371D1 (de) 2005-10-27
ES2248984T3 (es) 2006-03-16
EP1089808A1 (de) 2001-04-11
IL137997A0 (en) 2001-10-31
EP1089808A4 (de) 2002-07-31
AU2800899A (en) 1999-09-20
WO1999044730A1 (en) 1999-09-10
EP1089808B1 (de) 2005-09-21
CA2321828A1 (en) 1999-09-10
AU754381B2 (en) 2002-11-14
DE69927371T2 (de) 2006-06-22
US6244574B1 (en) 2001-06-12

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Legal Events

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