FR2284809B3 - - Google Patents

Info

Publication number
FR2284809B3
FR2284809B3 FR7431167A FR7431167A FR2284809B3 FR 2284809 B3 FR2284809 B3 FR 2284809B3 FR 7431167 A FR7431167 A FR 7431167A FR 7431167 A FR7431167 A FR 7431167A FR 2284809 B3 FR2284809 B3 FR 2284809B3
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
FR7431167A
Other versions
FR2284809A1 (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.)
AVELINE HENRI
Original Assignee
AVELINE HENRI
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 AVELINE HENRI filed Critical AVELINE HENRI
Priority to FR7431167A priority Critical patent/FR2284809A1/fr
Publication of FR2284809A1 publication Critical patent/FR2284809A1/fr
Application granted granted Critical
Publication of FR2284809B3 publication Critical patent/FR2284809B3/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
    • C02F3/20—Activated sludge processes using diffusers
    • 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
    • B01F23/231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling
    • B01F23/23105—Arrangement or manipulation of the gas bubbling devices
    • B01F23/2312—Diffusers
    • B01F23/23122—Diffusers having elements opening under air pressure, e.g. valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K15/00—Check valves
    • F16K15/14—Check valves with flexible valve members
    • F16K15/16—Check valves with flexible valve members with tongue-shaped laminae
    • 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

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Mechanical Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Microbiology (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Fertilizers (AREA)
FR7431167A 1974-09-10 1974-09-10 Dispositif pour l'aeration, l'emulsion et l'agitation des liquides charges en matieres en suspension Granted FR2284809A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7431167A FR2284809A1 (fr) 1974-09-10 1974-09-10 Dispositif pour l'aeration, l'emulsion et l'agitation des liquides charges en matieres en suspension

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7431167A FR2284809A1 (fr) 1974-09-10 1974-09-10 Dispositif pour l'aeration, l'emulsion et l'agitation des liquides charges en matieres en suspension

Publications (2)

Publication Number Publication Date
FR2284809A1 FR2284809A1 (fr) 1976-04-09
FR2284809B3 true FR2284809B3 (fr) 1977-07-01

Family

ID=9143097

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7431167A Granted FR2284809A1 (fr) 1974-09-10 1974-09-10 Dispositif pour l'aeration, l'emulsion et l'agitation des liquides charges en matieres en suspension

Country Status (1)

Country Link
FR (1) FR2284809A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1568813A (en) * 1975-10-08 1980-06-04 Watson N Slurry tanks
FR2509788A1 (fr) * 1981-07-16 1983-01-21 Valeo Dispositif de boite a eau a vase d'expansion integre pour un echangeur de chaleur, faisant par exemple partie d'un circuit de refroidissement de moteur a combustion interne

Also Published As

Publication number Publication date
FR2284809A1 (fr) 1976-04-09

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Legal Events

Date Code Title Description
ST Notification of lapse