FR2255095B2 - - Google Patents

Info

Publication number
FR2255095B2
FR2255095B2 FR7442800A FR7442800A FR2255095B2 FR 2255095 B2 FR2255095 B2 FR 2255095B2 FR 7442800 A FR7442800 A FR 7442800A FR 7442800 A FR7442800 A FR 7442800A FR 2255095 B2 FR2255095 B2 FR 2255095B2
Authority
FR
France
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
FR7442800A
Other versions
FR2255095A2 (fr
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.)
Individual
Original Assignee
Individual
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
Priority claimed from CH1812573A external-priority patent/CH559060A5/xx
Priority claimed from CH1812673A external-priority patent/CH566165A5/de
Application filed by Individual filed Critical Individual
Publication of FR2255095A2 publication Critical patent/FR2255095A2/fr
Application granted granted Critical
Publication of FR2255095B2 publication Critical patent/FR2255095B2/fr
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
    • C02F3/20—Activated sludge processes using diffusers
    • C02F3/205—Moving, e.g. rotary, diffusers; Stationary diffusers with moving, e.g. rotary, distributors
    • 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
    • B01F23/23342—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 the stirrer being of the centrifugal type, e.g. with a surrounding stator
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12M—APPARATUS 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
    • C12M27/00—Means for mixing, agitating or circulating fluids in the vessel
    • C12M27/18—Flow directing inserts
    • C12M27/24—Draft tube
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12M—APPARATUS 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
    • C12M29/00—Means for introduction, extraction or recirculation of materials, e.g. pumps
    • C12M29/06—Nozzles; Sprayers; Spargers; Diffusers
    • 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)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Zoology (AREA)
  • Wood Science & Technology (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Health & Medical Sciences (AREA)
  • Microbiology (AREA)
  • Biomedical Technology (AREA)
  • General Health & Medical Sciences (AREA)
  • Genetics & Genomics (AREA)
  • General Engineering & Computer Science (AREA)
  • Biotechnology (AREA)
  • Sustainable Development (AREA)
  • Biochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Hydrology & Water Resources (AREA)
  • Water Supply & Treatment (AREA)
  • Environmental & Geological Engineering (AREA)
  • Apparatus Associated With Microorganisms And Enzymes (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
FR7442800A 1973-12-21 1974-12-18 Expired FR2255095B2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH1812573A CH559060A5 (en) 1973-12-21 1973-12-21 Aerator for aerobic fermentation - permits larger amts. of gas to be dispersed than previously
CH1812673A CH566165A5 (en) 1973-12-21 1973-12-21 Auto-aeration and -gasification of micro organism culture substrates - adjustable tubes feed air/gas into fluid in pump rotor

Publications (2)

Publication Number Publication Date
FR2255095A2 FR2255095A2 (fr) 1975-07-18
FR2255095B2 true FR2255095B2 (fr) 1978-04-14

Family

ID=25720520

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7442800A Expired FR2255095B2 (fr) 1973-12-21 1974-12-18

Country Status (12)

Country Link
JP (1) JPS5549532B2 (fr)
AT (1) AT331194B (fr)
CS (1) CS186279B2 (fr)
DD (1) DD116005A5 (fr)
DE (1) DE2459710C3 (fr)
ES (1) ES433223A2 (fr)
FI (1) FI60506C (fr)
FR (1) FR2255095B2 (fr)
GB (1) GB1459054A (fr)
IT (1) IT1054190B (fr)
SE (1) SE408449B (fr)
SU (1) SU557761A3 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2844398C2 (de) * 1978-10-12 1985-11-28 Heinrich Frings Gmbh & Co Kg, 5300 Bonn Verfahren und Vorrichtung zum Dispergieren eines Gases in einer Flüssigkeit
FR2484447A1 (fr) * 1980-06-13 1981-12-18 Saps Anticorrosion Procede et dispositif de biotransformation aerobie
AT409595B (de) * 1999-02-22 2002-09-25 Gerald Jun Ossig Fluidmischer
US20100110824A1 (en) * 2007-05-18 2010-05-06 Kabushiki Kaisha Teikoku Denki Seisakusho Dispersion/stirring apparatus and dispersion tank
GB2471280B (en) * 2009-06-22 2011-08-31 Hydroventuri Ltd Apparatus and method for introducing a gas into a liquid
DE102015216517A1 (de) * 2015-08-28 2017-03-02 Aktiebolaget Skf Vorrichtung
CN114623099A (zh) * 2020-12-10 2022-06-14 欧群科技股份有限公司 微流体结构产生机构及其微流体结构产生装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB508385A (en) * 1937-02-01 1939-06-30 Lewis Driver Drake Improvements in or relating to method and apparatus for diffusion control
DE1181673B (de) * 1960-06-24 1964-11-19 Thaelmann Schwermaschbau Veb Vorrichtung zum Belueften einer Fluessigkeit
CH559576A5 (fr) * 1973-12-04 1975-03-14 Mueller Hans Maennedorf

Also Published As

Publication number Publication date
FR2255095A2 (fr) 1975-07-18
FI60506B (fi) 1981-10-30
IT1054190B (it) 1981-11-10
DE2459710B2 (de) 1978-11-09
FI60506C (fi) 1982-02-10
JPS5095861A (fr) 1975-07-30
AT331194B (de) 1976-08-10
JPS5549532B2 (fr) 1980-12-12
DE2459710A1 (de) 1975-06-26
DE2459710C3 (de) 1979-07-05
SU557761A3 (ru) 1977-05-05
FI342374A (fr) 1975-06-22
SE408449B (sv) 1979-06-11
DD116005A5 (fr) 1975-11-05
ES433223A2 (es) 1977-07-01
CS186279B2 (en) 1978-11-30
SE7414369L (fr) 1975-06-23
GB1459054A (en) 1976-12-22
ATA1022974A (de) 1975-11-15

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Legal Events

Date Code Title Description
TP Transmission of property