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FR2160922A1 - - Google Patents

Info

Publication number
FR2160922A1
FR2160922A1 FR7241343A FR7241343A FR2160922A1 FR 2160922 A1 FR2160922 A1 FR 2160922A1 FR 7241343 A FR7241343 A FR 7241343A FR 7241343 A FR7241343 A FR 7241343A FR 2160922 A1 FR2160922 A1 FR 2160922A1
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.)
Granted
Application number
FR7241343A
Other languages
French (fr)
Other versions
FR2160922B1 (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.)
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
Publication of FR2160922A1 publication Critical patent/FR2160922A1/fr
Application granted granted Critical
Publication of FR2160922B1 publication Critical patent/FR2160922B1/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
    • C02F3/14—Activated sludge processes using surface aeration
    • C02F3/16—Activated sludge processes using surface aeration the aerator having a vertical axis
    • 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
    • B01F23/234—Surface aerating
    • B01F23/2342—Surface aerating with stirrers near to the liquid surface, e.g. partially immersed, for spraying the liquid in the gas or for sucking gas into the liquid, e.g. using stirrers rotating around a horizontal axis or using centrifugal force
    • B01F23/23421—Surface aerating with stirrers near to the liquid surface, e.g. partially immersed, for spraying the liquid in the gas or for sucking gas into the liquid, e.g. using stirrers rotating around a horizontal axis or using centrifugal force the stirrers rotating about a vertical axis
    • B01F23/234211—Stirrers thereof
    • 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)
  • Engineering & Computer Science (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • Hydrology & Water Resources (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
  • Mixers Of The Rotary Stirring Type (AREA)
  • Knives (AREA)
FR7241343A 1971-11-23 1972-11-21 Expired FR2160922B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1704571A CH531468A (en) 1971-11-23 1971-11-23 Surface ventilation gyroscope

Publications (2)

Publication Number Publication Date
FR2160922A1 true FR2160922A1 (en) 1973-07-06
FR2160922B1 FR2160922B1 (en) 1978-03-03

Family

ID=4422326

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7241343A Expired FR2160922B1 (en) 1971-11-23 1972-11-21

Country Status (23)

Country Link
JP (1) JPS5548879B2 (en)
AT (1) AT308655B (en)
AU (1) AU472406B2 (en)
BE (1) BE791671A (en)
BG (1) BG19119A3 (en)
CA (1) CA979124A (en)
CH (1) CH531468A (en)
CS (1) CS168011B2 (en)
DD (1) DD100230A5 (en)
DE (1) DE2163100B2 (en)
ES (1) ES408881A1 (en)
FR (1) FR2160922B1 (en)
GB (1) GB1403766A (en)
HU (1) HU166247B (en)
IE (1) IE37190B1 (en)
IL (1) IL40885A (en)
IT (1) IT969208B (en)
LU (1) LU66515A1 (en)
NL (1) NL7215871A (en)
NO (1) NO133324C (en)
PL (1) PL78763B1 (en)
RO (1) RO60379A (en)
ZA (1) ZA728240B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1502742A (en) * 1976-01-10 1978-03-01 Hartley Simon Ltd Rotary surface aerators
JPS536899U (en) * 1976-07-06 1978-01-21
DE4221845C2 (en) * 1992-07-03 1996-02-22 Sondia Holding Ag Process for aerating liquid, surface aeration gyro to carry out the method and use of the surface aeration gyro
CH685761A5 (en) * 1992-07-03 1995-09-29 Sondia Holding Ag A method for aerating liquid surface aeration gyro for performing the method and use of the surface aeration gyro.
US20090117672A1 (en) * 2007-10-01 2009-05-07 Intematix Corporation Light emitting devices with phosphor wavelength conversion and methods of fabrication thereof

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

Also Published As

Publication number Publication date
AU4911572A (en) 1974-05-23
AT308655B (en) 1973-07-10
CS168011B2 (en) 1976-05-28
IL40885A (en) 1975-07-28
ZA728240B (en) 1973-07-25
NO133324C (en) 1976-04-12
CH531468A (en) 1972-12-15
JPS4863554A (en) 1973-09-04
JPS5548879B2 (en) 1980-12-09
BE791671A (en) 1973-03-16
DE2163100A1 (en) 1973-05-24
ES408881A1 (en) 1975-10-01
IT969208B (en) 1974-03-30
NO133324B (en) 1976-01-05
GB1403766A (en) 1975-08-28
IL40885A0 (en) 1973-01-30
RO60379A (en) 1976-05-15
PL78763B1 (en) 1975-06-30
NL7215871A (en) 1973-05-25
IE37190L (en) 1973-05-23
CA979124A (en) 1975-12-02
IE37190B1 (en) 1977-05-25
HU166247B (en) 1975-02-28
DD100230A5 (en) 1973-09-12
FR2160922B1 (en) 1978-03-03
BG19119A3 (en) 1975-04-30
LU66515A1 (en) 1973-02-01
DE2163100B2 (en) 1975-09-11
AU472406B2 (en) 1976-05-27

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Legal Events

Date Code Title Description
ST Notification of lapse