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FR2707974B1 - Water aerator. - Google Patents

Water aerator.

Info

Publication number
FR2707974B1
FR2707974B1 FR9309249A FR9309249A FR2707974B1 FR 2707974 B1 FR2707974 B1 FR 2707974B1 FR 9309249 A FR9309249 A FR 9309249A FR 9309249 A FR9309249 A FR 9309249A FR 2707974 B1 FR2707974 B1 FR 2707974B1
Authority
FR
France
Prior art keywords
water aerator
aerator
water
Prior art date
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 - Fee Related
Application number
FR9309249A
Other languages
French (fr)
Other versions
FR2707974A1 (en
Inventor
Fonkenell Jacques
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
Application filed by Individual filed Critical Individual
Priority to FR9309249A priority Critical patent/FR2707974B1/en
Publication of FR2707974A1 publication Critical patent/FR2707974A1/en
Application granted granted Critical
Publication of FR2707974B1 publication Critical patent/FR2707974B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • C02F3/1278—Provisions for mixing or aeration of the mixed liquor
    • C02F3/1294—"Venturi" aeration means
    • 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
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F7/00—Aeration of stretches of water
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03B—MACHINES OR ENGINES FOR LIQUIDS
    • F03B11/00—Parts or details not provided for in, or of interest apart from, the preceding groups, e.g. wear-protection couplings, between turbine and generator
    • F03B11/002—Injecting air or other fluid
    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/20—Hydro energy
    • 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)
  • Water Supply & Treatment (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Organic Chemistry (AREA)
  • Microbiology (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
FR9309249A 1993-07-20 1993-07-20 Water aerator. Expired - Fee Related FR2707974B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9309249A FR2707974B1 (en) 1993-07-20 1993-07-20 Water aerator.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9309249A FR2707974B1 (en) 1993-07-20 1993-07-20 Water aerator.

Publications (2)

Publication Number Publication Date
FR2707974A1 FR2707974A1 (en) 1995-01-27
FR2707974B1 true FR2707974B1 (en) 1995-10-06

Family

ID=9449685

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9309249A Expired - Fee Related FR2707974B1 (en) 1993-07-20 1993-07-20 Water aerator.

Country Status (1)

Country Link
FR (1) FR2707974B1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2809139B1 (en) 2000-05-16 2002-08-30 Jacques Fonkenell HYDRAULIC SYSTEM THAT CAN WORK AS A HYDROELECTRIC SYSTEM OR AS A WATER AERATOR
GB2497763A (en) * 2011-12-20 2013-06-26 Ocean Flow Energy Ltd Air injection system for reducing hydrodynamic loads on water turbine blades
WO2017108120A1 (en) * 2015-12-23 2017-06-29 Voith Patent Gmbh Runner for a hydraulic turbine or pump and method of operating such a runner

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1146951A (en) * 1955-04-26 1957-11-18 Voith Gmbh J M Method and device for enriching the waters of a watercourse with oxygen and for promoting the self-purification thereof
GB986797A (en) * 1960-04-09 1965-03-24 Hussein Haekal Improvements in and relating to machines comprising a bladed rotor such as water turbines and pumps
US3790140A (en) * 1971-01-22 1974-02-05 R Conway Apparatus for aerating water
GB1486697A (en) * 1975-03-25 1977-09-21 Dwars Ing Bureau Process and installation for the purification of sewage
CH600938A5 (en) * 1975-12-10 1978-06-30 Sulzer Ag
DE2622301C2 (en) * 1976-05-19 1985-05-30 Helmut Dipl.-Phys. 6759 Hohenöllen Gehm Method for automatic, artificial aeration of water in a storage space

Also Published As

Publication number Publication date
FR2707974A1 (en) 1995-01-27

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20090331