GB2072027B - Transfer of oxygen into wastewater - Google Patents

Transfer of oxygen into wastewater

Info

Publication number
GB2072027B
GB2072027B GB8102639A GB8102639A GB2072027B GB 2072027 B GB2072027 B GB 2072027B GB 8102639 A GB8102639 A GB 8102639A GB 8102639 A GB8102639 A GB 8102639A GB 2072027 B GB2072027 B GB 2072027B
Authority
GB
United Kingdom
Prior art keywords
wastewater
oxygen
transfer
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
GB8102639A
Other versions
GB2072027A (en
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.)
Water Research Centre
Original Assignee
Water Research Centre
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 Water Research Centre filed Critical Water Research Centre
Priority to GB8102639A priority Critical patent/GB2072027B/en
Publication of GB2072027A publication Critical patent/GB2072027A/en
Application granted granted Critical
Publication of GB2072027B publication Critical patent/GB2072027B/en
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
    • C02F3/1278—Provisions for mixing or aeration of the mixed liquor
    • C02F3/1294—"Venturi" aeration means
    • 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
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/30—Injector mixers
    • B01F25/31—Injector mixers in conduits or tubes through which the main component flows
    • B01F25/314—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced at the circumference of the conduit
    • 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
    • B01F25/50—Circulation mixers, e.g. wherein at least part of the mixture is discharged from and reintroduced into a receptacle
    • B01F25/51—Circulation mixers, e.g. wherein at least part of the mixture is discharged from and reintroduced into a receptacle in which the mixture is circulated through a set of tubes, e.g. with gradual introduction of a component into the circulating flow
    • 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
    • C02F3/22—Activated sludge processes using circulation pipes
    • C02F3/226—"Deep shaft" processes
    • 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)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (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)
GB8102639A 1980-01-30 1981-01-28 Transfer of oxygen into wastewater Expired GB2072027B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8102639A GB2072027B (en) 1980-01-30 1981-01-28 Transfer of oxygen into wastewater

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8003101 1980-01-30
GB8102639A GB2072027B (en) 1980-01-30 1981-01-28 Transfer of oxygen into wastewater

Publications (2)

Publication Number Publication Date
GB2072027A GB2072027A (en) 1981-09-30
GB2072027B true GB2072027B (en) 1983-04-07

Family

ID=26274337

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8102639A Expired GB2072027B (en) 1980-01-30 1981-01-28 Transfer of oxygen into wastewater

Country Status (1)

Country Link
GB (1) GB2072027B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU595842B2 (en) * 1985-11-15 1990-04-12 Canadian Liquid Air Ltd. Pulp bleaching
FR2604371B1 (en) * 1986-09-30 1990-07-06 Toulouse Inst Nal Sciences App METHOD AND DEVICE FOR EXCHANGING BETWEEN A GAS AND A LIQUID
US5167878A (en) * 1991-08-20 1992-12-01 Aeras Water Systems, Inc. Submersible aeration device
DE69308802T2 (en) * 1992-07-09 1997-06-19 Tech Resources Pty Ltd REACTOR
US6116516A (en) * 1996-05-13 2000-09-12 Universidad De Sevilla Stabilized capillary microjet and devices and methods for producing same
EP1219343A1 (en) * 2000-12-28 2002-07-03 Abolghassem Pakdaman Device for enriching a liquid with a gas
DE102011084720A1 (en) * 2011-10-18 2013-04-18 Krones Aktiengesellschaft Blender for pulp and fiber drinks

Also Published As

Publication number Publication date
GB2072027A (en) 1981-09-30

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee