IT1079412B - Iniettore per la dispersione di gas in liquidi e procedimento per il gasaggio di liquidi con esso - Google Patents

Iniettore per la dispersione di gas in liquidi e procedimento per il gasaggio di liquidi con esso

Info

Publication number
IT1079412B
IT1079412B IT50498/77A IT5049877A IT1079412B IT 1079412 B IT1079412 B IT 1079412B IT 50498/77 A IT50498/77 A IT 50498/77A IT 5049877 A IT5049877 A IT 5049877A IT 1079412 B IT1079412 B IT 1079412B
Authority
IT
Italy
Prior art keywords
liquids
gasing
injector
gases
dispersion
Prior art date
Application number
IT50498/77A
Other languages
English (en)
Original Assignee
Bayer Ag
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 Bayer Ag filed Critical Bayer Ag
Application granted granted Critical
Publication of IT1079412B publication Critical patent/IT1079412B/it

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/02Aerobic processes
    • C02F3/12Activated sludge processes
    • C02F3/1278Provisions for mixing or aeration of the mixed liquor
    • C02F3/1294"Venturi" aeration means
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/40Mixing liquids with liquids; Emulsifying
    • B01F23/45Mixing liquids with liquids; Emulsifying using flow mixing
    • B01F23/454Mixing liquids with liquids; Emulsifying using flow mixing by injecting a mixture of liquid and gas
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/20Jet mixers, i.e. mixers using high-speed fluid streams
    • B01F25/21Jet mixers, i.e. mixers using high-speed fluid streams with submerged injectors, e.g. nozzles, for injecting high-pressure jets into a large volume or into mixing chambers
    • B01F25/211Jet mixers, i.e. mixers using high-speed fluid streams with submerged injectors, e.g. nozzles, for injecting high-pressure jets into a large volume or into mixing chambers the injectors being surrounded by guiding tubes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/20Jet mixers, i.e. mixers using high-speed fluid streams
    • B01F25/25Mixing by jets impinging against collision plates
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/30Injector mixers
    • B01F25/31Injector mixers in conduits or tubes through which the main component flows
    • B01F25/312Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12MAPPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
    • C12M29/00Means for introduction, extraction or recirculation of materials, e.g. pumps
    • C12M29/06Nozzles; Sprayers; Spargers; Diffusers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20Mixing gases with liquids
    • B01F23/23Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F33/00Other mixers; Mixing plants; Combinations of mixers
    • B01F33/80Mixing plants; Combinations of mixers
    • B01F33/81Combinations of similar mixers, e.g. with rotary stirring devices in two or more receptacles
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00Technologies for wastewater treatment
    • Y02W10/10Biological treatment of water, waste water, or sewage
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S261/00Gas and liquid contact apparatus
    • Y10S261/75Flowing liquid aspirates gas

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Wood Science & Technology (AREA)
  • Health & Medical Sciences (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Microbiology (AREA)
  • Zoology (AREA)
  • Biochemistry (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Biotechnology (AREA)
  • General Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Genetics & Genomics (AREA)
  • Biomedical Technology (AREA)
  • Sustainable Development (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Nozzles (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
  • Apparatus Associated With Microorganisms And Enzymes (AREA)
IT50498/77A 1976-07-31 1977-07-29 Iniettore per la dispersione di gas in liquidi e procedimento per il gasaggio di liquidi con esso IT1079412B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2634496A DE2634496C2 (de) 1976-07-31 1976-07-31 Injektor zur Begasung einer Flüssigkeit

Publications (1)

Publication Number Publication Date
IT1079412B true IT1079412B (it) 1985-05-13

Family

ID=5984394

Family Applications (1)

Application Number Title Priority Date Filing Date
IT50498/77A IT1079412B (it) 1976-07-31 1977-07-29 Iniettore per la dispersione di gas in liquidi e procedimento per il gasaggio di liquidi con esso

Country Status (12)

Country Link
US (1) US4162971A (it)
JP (1) JPS5318008A (it)
AT (1) AT359931B (it)
AU (1) AU511686B2 (it)
BE (1) BE857292A (it)
CA (1) CA1096977A (it)
CH (1) CH627664A5 (it)
DE (1) DE2634496C2 (it)
FR (1) FR2360341A1 (it)
GB (1) GB1579073A (it)
IT (1) IT1079412B (it)
NL (1) NL7708396A (it)

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Also Published As

Publication number Publication date
DE2634496C2 (de) 1985-10-17
NL7708396A (nl) 1978-02-02
BE857292A (fr) 1978-01-30
AT359931B (de) 1980-12-10
CH627664A5 (de) 1982-01-29
ATA560677A (de) 1980-04-15
FR2360341B1 (it) 1984-04-20
AU2733577A (en) 1979-02-01
US4162971A (en) 1979-07-31
DE2634496A1 (de) 1978-02-02
AU511686B2 (en) 1980-08-28
FR2360341A1 (fr) 1978-03-03
CA1096977A (en) 1981-03-03
JPS5318008A (en) 1978-02-18
JPS625658B2 (it) 1987-02-05
GB1579073A (en) 1980-11-12

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