CA2028914A1 - Diffuseur d'air en plastique pour systemes d'aeration des eaux usees - Google Patents

Diffuseur d'air en plastique pour systemes d'aeration des eaux usees

Info

Publication number
CA2028914A1
CA2028914A1 CA2028914A CA2028914A CA2028914A1 CA 2028914 A1 CA2028914 A1 CA 2028914A1 CA 2028914 A CA2028914 A CA 2028914A CA 2028914 A CA2028914 A CA 2028914A CA 2028914 A1 CA2028914 A1 CA 2028914A1
Authority
CA
Canada
Prior art keywords
diffuser
coarse bubble
main section
end cap
cylindrical
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.)
Granted
Application number
CA2028914A
Other languages
English (en)
Other versions
CA2028914C (fr
Inventor
Charles E. Tharp
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.)
Environmental Dynamics Inc
Original Assignee
Environmental Dynamics Inc
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 Environmental Dynamics Inc filed Critical Environmental Dynamics Inc
Publication of CA2028914A1 publication Critical patent/CA2028914A1/fr
Application granted granted Critical
Publication of CA2028914C publication Critical patent/CA2028914C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/72—Treatment of water, waste water, or sewage by oxidation
    • C02F1/74—Treatment of water, waste water, or sewage by oxidation with air
    • 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
    • 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
    • B01F23/231265—Diffusers characterised by the shape of the diffuser element being tubes, tubular elements, cylindrical elements or set of tubes
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (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)
CA002028914A 1989-11-02 1990-10-30 Diffuseur d'air en plastique pour systemes d'aeration des eaux usees Expired - Lifetime CA2028914C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US430,785 1989-11-02
US07/430,785 US5032325A (en) 1989-11-02 1989-11-02 Plastic coarse bubble diffuser for waste water aeration systems

Publications (2)

Publication Number Publication Date
CA2028914A1 true CA2028914A1 (fr) 1991-05-03
CA2028914C CA2028914C (fr) 1995-09-05

Family

ID=23709021

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002028914A Expired - Lifetime CA2028914C (fr) 1989-11-02 1990-10-30 Diffuseur d'air en plastique pour systemes d'aeration des eaux usees

Country Status (2)

Country Link
US (1) US5032325A (fr)
CA (1) CA2028914C (fr)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19645781C1 (de) * 1996-11-07 1998-05-28 Ott Rita Befestigungsvorrichtung für eine Begasungseinrichtung
US6706189B2 (en) * 1998-10-09 2004-03-16 Zenon Environmental Inc. Cyclic aeration system for submerged membrane modules
US6497402B2 (en) * 2001-03-30 2002-12-24 Environmental Dynamics, Inc. Diffuser mounting system for aeration of liquids
ES2176119B1 (es) * 2001-04-05 2004-01-01 Hidrotec Tecnologia Del Agua S Mejoras en un sistema de aireacion de aguas residuales.
WO2003000970A1 (fr) * 2001-06-05 2003-01-03 Conoco, Inc. Fibres de carbone polyfilamentaires et procede de filage eclair de production des fibres
DE10223805A1 (de) * 2002-05-28 2003-12-11 Gummi Jaeger Gmbh Vorrichtung zum Belüften von Wasser
US8002249B2 (en) 2002-08-13 2011-08-23 Itt Manufacturing Enterprises, Inc. Strip diffuser
WO2004014532A1 (fr) * 2002-08-13 2004-02-19 Itt Manufacturing Enterprises, Inc. Diffuseur a bandes pct i
US7044453B2 (en) * 2004-01-08 2006-05-16 Environmental Dynamics, Inc. Membrane diffuser with uniform gas distribution
CA2631787C (fr) * 2005-11-29 2014-07-29 Air Diffusion Systems Alimentation en fines bulles pour eau potable, eaux usees et traitement de l'eau saine
US8556238B2 (en) * 2006-12-29 2013-10-15 Econity Co., Ltd. Diffuser for aeration
KR100778491B1 (ko) * 2006-12-29 2007-11-28 주식회사 케이엠에스 폭기용 산기관
EP2251308A1 (fr) * 2009-05-14 2010-11-17 GLV Finance Hungary Kft. Élément de support et système de traitement biologique de l'eau
US8371561B2 (en) 2010-04-12 2013-02-12 Xylem Ip Holdings Llc Aeration diffuser assembly end seal
US8931763B2 (en) 2010-09-10 2015-01-13 Environmental Dynamics International, Inc. Modular diffuser body and aeration system
DE102012108400B4 (de) * 2012-09-10 2022-07-21 Alexander Ott Standrohranordnung samt Befestigung zur Aufnahme und zur Gasversorgung von Belüftungskörpern in einem Abwasserklärbecken
US9643146B2 (en) * 2013-11-29 2017-05-09 Uop Llc Unit for processing a liquid/gas phase mixture, mercaptan oxidation system including the same, and method of processing a liquid/gas phase mixture
US20150290597A1 (en) * 2014-04-09 2015-10-15 Therapeutic Proteins International, LLC Aeration device for bioreactors
CL2016000289A1 (es) * 2016-02-04 2016-08-26 Cox Jorge Andrés Vicuña Dispositivo compacto de distribución e inyección extendida y prolongada de micro burbujas de distintos tipos de gases en un medio líquido o sustrato húmedo.
US11912600B2 (en) * 2018-11-06 2024-02-27 James Dartez Mixer for ponds and other shallow bodies of water

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2730468A (en) * 1952-09-24 1956-01-10 Springs Cotton Mills Starch cooking apparatus
US2771320A (en) * 1952-11-04 1956-11-20 John J Korwin Sprinkling system
US2730496A (en) * 1953-06-04 1956-01-10 Joseph L Zavod Aquarium filter
US3080124A (en) * 1960-10-24 1963-03-05 William G Rathmann Soaker
US3608834A (en) * 1968-08-30 1971-09-28 David S Maclaren Gas diffuser
US3785629A (en) * 1971-01-20 1974-01-15 Westinghouse Electric Corp Apparatus for gas diffusion
US3953553A (en) * 1973-05-29 1976-04-27 Water Pollution Control Corporation Sewage treatment aeration systems
US3953554A (en) * 1973-07-11 1976-04-27 Ashland Vault Incorporated Diffuser for aeration systems
US4474714A (en) * 1983-07-15 1984-10-02 Endurex Corp. Diffuser apparatus

Also Published As

Publication number Publication date
US5032325A (en) 1991-07-16
CA2028914C (fr) 1995-09-05

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