NL7704095A - Afvalwater-behandeling. - Google Patents

Afvalwater-behandeling.

Info

Publication number
NL7704095A
NL7704095A NL7704095A NL7704095A NL7704095A NL 7704095 A NL7704095 A NL 7704095A NL 7704095 A NL7704095 A NL 7704095A NL 7704095 A NL7704095 A NL 7704095A NL 7704095 A NL7704095 A NL 7704095A
Authority
NL
Netherlands
Prior art keywords
waste water
water treatment
treatment
waste
water
Prior art date
Application number
NL7704095A
Other languages
English (en)
Original Assignee
British Oxygen Co 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 British Oxygen Co Ltd filed Critical British Oxygen Co Ltd
Publication of NL7704095A publication Critical patent/NL7704095A/nl

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
    • 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
    • C02F3/24—Activated sludge processes using free-fall aeration or spraying
    • 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
    • Y10S261/75—Flowing liquid aspirates gas

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
NL7704095A 1976-04-14 1977-04-14 Afvalwater-behandeling. NL7704095A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB15422/76A GB1573314A (en) 1976-04-14 1976-04-14 Method and apparatus for dissolving gas in a body of liquid

Publications (1)

Publication Number Publication Date
NL7704095A true NL7704095A (nl) 1977-10-18

Family

ID=10058863

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7704095A NL7704095A (nl) 1976-04-14 1977-04-14 Afvalwater-behandeling.

Country Status (5)

Country Link
US (1) US4138330A (nl)
AU (1) AU513322B2 (nl)
DE (1) DE2716130A1 (nl)
GB (1) GB1573314A (nl)
NL (1) NL7704095A (nl)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4490259A (en) * 1982-09-30 1984-12-25 International Resources Management, Inc. Flotation apparatus and process utilizing a novel mixing and floc dispersion means
US4554078A (en) * 1984-05-21 1985-11-19 At&T Technologies, Inc. Methods of and apparatus for effluent disposal
US4742584A (en) * 1984-09-05 1988-05-10 Abe Co., Ltd. Water current and air bubble generating apparatus for bath
GB2173117B (en) * 1985-02-12 1988-04-13 * A G Aerating apparatus
GB2177618B (en) * 1985-07-13 1989-07-19 Adrian Philip Boyes Gas/liquid contacting
HU205724B (en) * 1986-11-28 1992-06-29 Istvan Kenyeres Method for incereasing the performance and dissolving degree of impact jet gas-imput
ATE106275T1 (de) * 1988-08-24 1994-06-15 Exxon Research Engineering Co Verbesserter kontakt zwischen mehreren unterschiedlichen fluidphasen in einem senkrecht angeordneten reaktor.
US5160458A (en) * 1991-07-25 1992-11-03 The Boc Group, Inc. Gas injection apparatus and method
US5783118A (en) * 1997-07-02 1998-07-21 Kolaini; Ali R. Method for generating microbubbles of gas in a body of liquid
US6068884A (en) * 1998-04-28 2000-05-30 Silcon Valley Group Thermal Systems, Llc Method of making low κ dielectric inorganic/organic hybrid films
AU767883B2 (en) * 1998-06-04 2003-11-27 New Zealand Forest Research Institute Limited Wastewater treatment process
US7416171B2 (en) 2005-01-27 2008-08-26 Brice John L Vacuum venturi apparatus and method
US9068149B2 (en) * 2007-03-14 2015-06-30 Food Safety Technology, Llc Ozone cleaning system
US9174845B2 (en) 2008-07-24 2015-11-03 Food Safety Technology, Llc Ozonated liquid dispensing unit
US9522348B2 (en) 2008-07-24 2016-12-20 Food Safety Technology, Llc Ozonated liquid dispensing unit

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3738620A (en) * 1971-08-04 1973-06-12 B Ennis Aquarium aerator
US3933640A (en) * 1973-11-06 1976-01-20 Airco, Inc. Methods and apparatus for treating wastewater
US3983031A (en) * 1975-04-02 1976-09-28 Airco, Inc. Methods and apparatus for controlling the supply of a feed gas to dissolution devices

Also Published As

Publication number Publication date
GB1573314A (en) 1980-08-20
AU2417177A (en) 1978-10-19
US4138330A (en) 1979-02-06
AU513322B2 (en) 1980-11-27
DE2716130A1 (de) 1977-10-27

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Legal Events

Date Code Title Description
BV The patent application has lapsed