FR2399385B1 - - Google Patents

Info

Publication number
FR2399385B1
FR2399385B1 FR7822999A FR7822999A FR2399385B1 FR 2399385 B1 FR2399385 B1 FR 2399385B1 FR 7822999 A FR7822999 A FR 7822999A FR 7822999 A FR7822999 A FR 7822999A FR 2399385 B1 FR2399385 B1 FR 2399385B1
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
FR7822999A
Other languages
French (fr)
Other versions
FR2399385A1 (en
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.)
ROMO NP
Original Assignee
ROMO NP
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 ROMO NP filed Critical ROMO NP
Publication of FR2399385A1 publication Critical patent/FR2399385A1/en
Application granted granted Critical
Publication of FR2399385B1 publication Critical patent/FR2399385B1/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
    • C02F3/22—Activated sludge processes using circulation pipes
    • C02F3/223—Activated sludge processes using circulation pipes using "air-lift"
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/006—Water distributors either inside a treatment tank or directing the water to several treatment tanks; Water treatment plants incorporating these distributors, with or without chemical or biological tanks
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D1/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D1/12—Pumps with scoops or like paring members protruding in the fluid circulating in a bowl
    • 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)
  • Water Supply & Treatment (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
  • Activated Sludge Processes (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
FR7822999A 1977-08-03 1978-08-03 METHOD AND APPARATUS FOR TRANSMISSION OF LIQUID BETWEEN SEPARATE ACTIVATION COMPARTMENTS FOR THE BIOLOGICAL PURIFICATION OF WATER Granted FR2399385A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CS514177A CS192828B1 (en) 1977-08-03 1977-08-03 Method of by-passing liquid among separated activation sections at the biological purification of water and device for making the method

Publications (2)

Publication Number Publication Date
FR2399385A1 FR2399385A1 (en) 1979-03-02
FR2399385B1 true FR2399385B1 (en) 1984-11-23

Family

ID=5395722

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7822999A Granted FR2399385A1 (en) 1977-08-03 1978-08-03 METHOD AND APPARATUS FOR TRANSMISSION OF LIQUID BETWEEN SEPARATE ACTIVATION COMPARTMENTS FOR THE BIOLOGICAL PURIFICATION OF WATER

Country Status (16)

Country Link
JP (1) JPS5448967A (en)
AT (1) AT374775B (en)
AU (1) AU518422B2 (en)
BE (1) BE869457A (en)
BR (1) BR7804969A (en)
CS (1) CS192828B1 (en)
DE (1) DE2834130A1 (en)
DK (1) DK331178A (en)
ES (1) ES472898A1 (en)
FR (1) FR2399385A1 (en)
GB (1) GB2001945B (en)
GR (1) GR65241B (en)
IT (1) IT1108734B (en)
NL (1) NL7808155A (en)
SE (1) SE7808345L (en)
YU (1) YU184478A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2913132A1 (en) * 1979-04-02 1980-10-09 Menzel Gmbh & Co METHOD FOR IMPLEMENTING AND CONTROLLING CHEMICAL OR ORGANIC CHEMICAL PROCESSES IN TWO OR SEVERAL SERIES OF REACTIONS OR POOLS

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL256235A (en) * 1959-09-24 1900-01-01
CH499465A (en) * 1968-03-29 1970-11-30 Union Tank Car Co Device for treating waste water
DE1915063A1 (en) * 1969-03-25 1970-10-08 Koppers Gmbh Heinrich Small wastewater treatment plant for biological wastewater treatment
GB1353008A (en) * 1970-07-21 1974-05-15 Ici Ltd Fermentation method and fermenter
US3764523A (en) * 1972-05-01 1973-10-09 Union Carbide Corp Nitrification of bod-containing water

Also Published As

Publication number Publication date
ATA548678A (en) 1983-10-15
BE869457A (en) 1978-12-01
GB2001945B (en) 1982-03-03
GR65241B (en) 1980-07-30
CS192828B1 (en) 1979-09-17
DK331178A (en) 1979-02-04
JPS5448967A (en) 1979-04-17
DE2834130A1 (en) 1979-02-15
YU184478A (en) 1983-10-31
ES472898A1 (en) 1980-02-01
NL7808155A (en) 1979-02-06
FR2399385A1 (en) 1979-03-02
IT7826389A0 (en) 1978-08-01
AT374775B (en) 1984-05-25
AU518422B2 (en) 1981-10-01
IT1108734B (en) 1985-12-09
DE2834130C2 (en) 1987-03-26
BR7804969A (en) 1979-04-24
AU3852278A (en) 1980-02-07
GB2001945A (en) 1979-02-14
SE7808345L (en) 1979-02-04

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Legal Events

Date Code Title Description
ST Notification of lapse