FR2409788A1 - Dispositif pour l'aeration d'un liquide - Google Patents

Dispositif pour l'aeration d'un liquide

Info

Publication number
FR2409788A1
FR2409788A1 FR7829521A FR7829521A FR2409788A1 FR 2409788 A1 FR2409788 A1 FR 2409788A1 FR 7829521 A FR7829521 A FR 7829521A FR 7829521 A FR7829521 A FR 7829521A FR 2409788 A1 FR2409788 A1 FR 2409788A1
Authority
FR
France
Prior art keywords
sleeve
shaft
aeration
liquid
ventilation
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.)
Withdrawn
Application number
FR7829521A
Other languages
English (en)
French (fr)
Inventor
Willem Veenstra
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.)
SNEEK LANDUSTRIE
Original Assignee
SNEEK LANDUSTRIE
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 SNEEK LANDUSTRIE filed Critical SNEEK LANDUSTRIE
Publication of FR2409788A1 publication Critical patent/FR2409788A1/fr
Withdrawn legal-status Critical Current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
    • 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)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
FR7829521A 1977-10-19 1978-10-17 Dispositif pour l'aeration d'un liquide Withdrawn FR2409788A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7711505A NL7711505A (nl) 1977-10-19 1977-10-19 Inrichting voor het beluchten van een vloei- stof.

Publications (1)

Publication Number Publication Date
FR2409788A1 true FR2409788A1 (fr) 1979-06-22

Family

ID=19829373

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7829521A Withdrawn FR2409788A1 (fr) 1977-10-19 1978-10-17 Dispositif pour l'aeration d'un liquide

Country Status (6)

Country Link
BE (1) BE871368A (nl)
DE (1) DE2844957A1 (nl)
FR (1) FR2409788A1 (nl)
GB (1) GB2006032B (nl)
IT (1) IT7803567A0 (nl)
NL (1) NL7711505A (nl)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116161775B (zh) * 2023-04-18 2023-07-04 湖南中拓环境工程有限公司 一种有机废水生化处理系统及方法

Also Published As

Publication number Publication date
GB2006032B (en) 1982-02-17
DE2844957A1 (de) 1979-04-26
GB2006032A (en) 1979-05-02
BE871368A (nl) 1979-04-19
IT7803567A0 (it) 1978-10-18
NL7711505A (nl) 1979-04-23

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Legal Events

Date Code Title Description
ST Notification of lapse