AU542335B2 - Aeration of wastewater and micro organism cultures - Google Patents

Aeration of wastewater and micro organism cultures

Info

Publication number
AU542335B2
AU542335B2 AU20811/83A AU2081183A AU542335B2 AU 542335 B2 AU542335 B2 AU 542335B2 AU 20811/83 A AU20811/83 A AU 20811/83A AU 2081183 A AU2081183 A AU 2081183A AU 542335 B2 AU542335 B2 AU 542335B2
Authority
AU
Australia
Prior art keywords
aeration
wastewater
micro organism
organism cultures
cultures
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
AU20811/83A
Other versions
AU2081183A (en
Inventor
Robert Grenville Shaw
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.)
Simon Engineering (australia) Pty Ltd
Original Assignee
Simon Engineering (australia) Pty Ltd
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 Simon Engineering (australia) Pty Ltd filed Critical Simon Engineering (australia) Pty Ltd
Priority to AU20811/83A priority Critical patent/AU542335B2/en
Publication of AU2081183A publication Critical patent/AU2081183A/en
Application granted granted Critical
Publication of AU542335B2 publication Critical patent/AU542335B2/en
Assigned to AERATION & ALLIED TECHNOLOGY PTY LIMITED reassignment AERATION & ALLIED TECHNOLOGY PTY LIMITED Alteration of Name(s) in Register under S187 Assignors: Shaw, Robert Grenville
Assigned to Simon Engineering (Australia) Pty Limited reassignment Simon Engineering (Australia) Pty Limited Alteration of Name(s) in Register under S187 Assignors: AERATION & ALLIED TECHNOLOGY PTY LIMITED
Anticipated expiration legal-status Critical
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
    • C02F3/1236—Particular type of activated sludge installations
    • C02F3/1257—Oxidation ditches
    • 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
    • B01F23/232—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using flow-mixing means for introducing the gases, e.g. baffles
    • B01F23/2323—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using flow-mixing means for introducing the gases, e.g. baffles by circulating the flow in guiding constructions or conduits
    • B01F23/23231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using flow-mixing means for introducing the gases, e.g. baffles by circulating the flow in guiding constructions or conduits being at least partially immersed in the liquid, e.g. in a closed circuit
    • 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
    • B01F23/234—Surface aerating
    • 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
    • B01F23/234—Surface aerating
    • B01F23/2341—Surface aerating by cascading, spraying or projecting a liquid into a gaseous atmosphere
    • B01F23/23413—Surface aerating by cascading, spraying or projecting a liquid into a gaseous atmosphere using nozzles for projecting the liquid into the gas atmosphere
    • 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
    • B01F23/40—Mixing liquids with liquids; Emulsifying
    • B01F23/45—Mixing liquids with liquids; Emulsifying using flow mixing
    • B01F23/454—Mixing liquids with liquids; Emulsifying using flow mixing by injecting a mixture of liquid and gas
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/20—Jet mixers, i.e. mixers using high-speed fluid streams
    • 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
    • C02F3/1294—"Venturi" aeration means
    • 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)
AU20811/83A 1982-11-04 1982-11-04 Aeration of wastewater and micro organism cultures Expired AU542335B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU20811/83A AU542335B2 (en) 1982-11-04 1982-11-04 Aeration of wastewater and micro organism cultures

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AUPF6641 1982-11-04
AU20811/83A AU542335B2 (en) 1982-11-04 1982-11-04 Aeration of wastewater and micro organism cultures

Publications (2)

Publication Number Publication Date
AU2081183A AU2081183A (en) 1984-05-10
AU542335B2 true AU542335B2 (en) 1985-02-21

Family

ID=3710122

Family Applications (1)

Application Number Title Priority Date Filing Date
AU20811/83A Expired AU542335B2 (en) 1982-11-04 1982-11-04 Aeration of wastewater and micro organism cultures

Country Status (1)

Country Link
AU (1) AU542335B2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU692233B2 (en) * 1994-05-04 1998-06-04 Ri-Industries Developments Pty Ltd Aeration tank

Also Published As

Publication number Publication date
AU2081183A (en) 1984-05-10

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Legal Events

Date Code Title Description
PC Assignment registered

Owner name: SIMON ENGINEERING (AUSTRALIA) PTY LIMITED

Free format text: FORMER OWNER WAS: AERATION AND ALLIED TECHNOLOGY PTY LIMITED

MK14 Patent ceased section 143(a) (annual fees not paid) or expired