NL7013767A - - Google Patents

Info

Publication number
NL7013767A
NL7013767A NL7013767A NL7013767A NL7013767A NL 7013767 A NL7013767 A NL 7013767A NL 7013767 A NL7013767 A NL 7013767A NL 7013767 A NL7013767 A NL 7013767A NL 7013767 A NL7013767 A NL 7013767A
Authority
NL
Netherlands
Application number
NL7013767A
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 filed Critical
Publication of NL7013767A publication Critical patent/NL7013767A/xx

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
    • C02F3/205—Moving, e.g. rotary, diffusers; Stationary diffusers with moving, e.g. rotary, distributors
    • C02F3/207—Moving, e.g. rotary, diffusers; Stationary diffusers with moving, e.g. rotary, distributors with axial thrust propellers
    • 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
    • B01F23/233—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
    • B01F23/2334—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements provided with stationary guiding means surrounding at least partially the stirrer
    • B01F23/23341—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements provided with stationary guiding means surrounding at least partially the stirrer with tubes surrounding the stirrer
    • 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
    • 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
    • C02F1/78—Treatment of water, waste water, or sewage by oxidation with ozone
    • 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

  • 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)
  • Physical Or Chemical Processes And Apparatus (AREA)
NL7013767A 1969-09-17 1970-09-17 NL7013767A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR6931553A FR2060224B1 (en) 1969-09-17 1969-09-17

Publications (1)

Publication Number Publication Date
NL7013767A true NL7013767A (en) 1971-03-19

Family

ID=9040161

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7013767A NL7013767A (en) 1969-09-17 1970-09-17

Country Status (6)

Country Link
BE (1) BE756252A (en)
CA (1) CA941367A (en)
DE (1) DE2045603B2 (en)
FR (1) FR2060224B1 (en)
GB (1) GB1282389A (en)
NL (1) NL7013767A (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5210111B2 (en) * 1972-02-14 1977-03-22
DE2805794A1 (en) * 1978-02-11 1979-08-16 Hoechst Ag DEVICE FOR BIOLOGICAL PURIFICATION OF WASTE WATER
CA1135180A (en) * 1979-03-30 1982-11-09 Charles B. Donaldson Apparatus and method for producing a gas in liquid dispersion
EP0027912A1 (en) * 1979-10-02 1981-05-06 Union Carbide Corporation Apparatus for contacting liquid with a gas
US4519959A (en) * 1982-04-14 1985-05-28 Tatsuro Takeuchi Gas-liquid contacting apparatus
FI74628C (en) * 1985-03-07 1988-03-10 Plan Sell Oy FOERFARANDE OCH ANORDNING FOER TILLFOERSEL AV GAS ELLER GASBLANDNING TILL VAETSKA.
US5525269A (en) * 1985-03-22 1996-06-11 Philadelphia Gear Corporation Impeller tiplets for improving gas to liquid mass transfer efficiency in a draft tube submerged turbine mixer/aerator
DE3516027A1 (en) * 1985-05-04 1986-11-06 Huels Chemische Werke Ag STIRRING SYSTEM AND METHOD FOR FASTENING LIQUIDS
ES2033764T3 (en) * 1986-10-21 1993-04-01 Union Carbide Corporation PROCEDURE AND APPARATUS FOR MIXING GASES AND LIQUIDS.
CH669185A5 (en) * 1986-12-17 1989-02-28 Peter Hiltebrand Method for treating liquids.
US5043104A (en) * 1987-11-04 1991-08-27 Barrett Haentjens & Co. Apparatus for gas absorption in a liquid
FR2662616B1 (en) * 1990-05-31 1994-07-08 Anjou Rech INSTALLATION FOR THE TREATMENT OF LIQUID FLOWS WITH SINGLE-PHASE CONTACTOR, AND RECIRCULATOR-DEGASSER DEVICE FOR SUCH AN INSTALLATION.
FR2672230B1 (en) * 1991-02-04 1993-04-16 Anjou Rech INSTALLATION FOR MIXING TWO FLUID PHASES BY MECHANICAL SHAKING, PARTICULARLY FOR THE TREATMENT OF WATER BY TRANSFERRING OXIDIZING GAS, AND USE OF SUCH AN INSTALLATION.
US5152888A (en) * 1991-10-24 1992-10-06 Net Co., Ltd. Apparatus for treatment of organic waste water and contactor for use therein
FR2698349B1 (en) * 1992-11-24 1995-06-09 Trailigaz INSTALLATION FOR THE REMOVAL OF MICRO-POLLUTANTS FROM RAW WATER, PARTICULARLY DRILLING WATER, BY COMBINED ACTION OF OZONE AND HYDROGEN PEROXIDE.
IT1286014B1 (en) * 1996-11-29 1998-06-26 Itt Flygt S P A AERATION AND MIXING UNIT, PARTICULARLY FOR WASTE WATER

Also Published As

Publication number Publication date
GB1282389A (en) 1972-07-19
DE2045603A1 (en) 1971-04-22
CA941367A (en) 1974-02-05
DE2045603C3 (en) 1973-10-11
FR2060224A1 (en) 1971-06-18
BE756252A (en) 1971-03-01
FR2060224B1 (en) 1975-11-07
DE2045603B2 (en) 1973-03-22

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