FR2305400B1 - - Google Patents

Info

Publication number
FR2305400B1
FR2305400B1 FR7608259A FR7608259A FR2305400B1 FR 2305400 B1 FR2305400 B1 FR 2305400B1 FR 7608259 A FR7608259 A FR 7608259A FR 7608259 A FR7608259 A FR 7608259A FR 2305400 B1 FR2305400 B1 FR 2305400B1
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
FR7608259A
Other languages
French (fr)
Other versions
FR2305400A1 (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.)
Bayer AG
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
Priority claimed from DE2512815A external-priority patent/DE2512815C2/de
Priority claimed from DE19752516914 external-priority patent/DE2516914A1/de
Application filed by Bayer AG filed Critical Bayer AG
Publication of FR2305400A1 publication Critical patent/FR2305400A1/fr
Application granted granted Critical
Publication of FR2305400B1 publication Critical patent/FR2305400B1/fr
Granted 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
    • C02F3/26—Activated sludge processes using pure oxygen or oxygen-rich gas
    • 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
    • B01F23/40—Mixing liquids with liquids; Emulsifying
    • B01F23/45—Mixing liquids with liquids; Emulsifying using flow mixing
    • B01F23/454—Mixing liquids with liquids; Emulsifying using flow mixing by injecting a mixture of liquid and gas
    • 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
    • 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)
  • Activated Sludge Processes (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
FR7608259A 1975-03-22 1976-03-22 Procede et appareil pour le traitement biologique des boues activees avec de l'oxygene Granted FR2305400A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2512815A DE2512815C2 (de) 1975-03-22 1975-03-22 Vorrichtung zur biologischen Abwasserbehandlung
DE19752516914 DE2516914A1 (de) 1975-04-17 1975-04-17 Einstufiges verfahren zum kontinuierlichen eintrag von sauerstoffhaltigen gasen in ein belebtschlammhaltiges abwasser

Publications (2)

Publication Number Publication Date
FR2305400A1 FR2305400A1 (fr) 1976-10-22
FR2305400B1 true FR2305400B1 (xx) 1982-03-05

Family

ID=25768677

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7608259A Granted FR2305400A1 (fr) 1975-03-22 1976-03-22 Procede et appareil pour le traitement biologique des boues activees avec de l'oxygene

Country Status (9)

Country Link
JP (1) JPS51117453A (xx)
AU (1) AU524259B2 (xx)
CA (1) CA1063263A (xx)
CH (1) CH614683A5 (xx)
DK (1) DK121176A (xx)
FR (1) FR2305400A1 (xx)
GB (1) GB1527424A (xx)
NL (1) NL7602978A (xx)
SE (1) SE7602245L (xx)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2705243A1 (de) * 1977-02-09 1978-08-17 Bayer Ag Einstufiges verfahren zum kontinuierlichen eintrag von sauerstoffhaltigen gasen in ein belebtschlammhaltiges abwasser

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49113463A (xx) * 1973-03-01 1974-10-29

Also Published As

Publication number Publication date
SE7602245L (sv) 1976-09-23
CA1063263A (en) 1979-09-25
NL7602978A (nl) 1976-09-24
AU524259B2 (en) 1982-09-09
GB1527424A (en) 1978-10-04
JPS51117453A (en) 1976-10-15
CH614683A5 (en) 1979-12-14
FR2305400A1 (fr) 1976-10-22
DK121176A (da) 1976-09-23
AU1209476A (en) 1977-09-22

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Legal Events

Date Code Title Description
ST Notification of lapse