FR84051E - Perfectionnement à l'aération des liquides - Google Patents

Perfectionnement à l'aération des liquides

Info

Publication number
FR84051E
FR84051E FR917894A FR917894A FR84051E FR 84051 E FR84051 E FR 84051E FR 917894 A FR917894 A FR 917894A FR 917894 A FR917894 A FR 917894A FR 84051 E FR84051 E FR 84051E
Authority
FR
France
Prior art keywords
liquids
improved aeration
aeration
improved
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
Application number
FR917894A
Other languages
English (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.)
Simon Carves Ltd
Carves Simon Ltd
Original Assignee
Simon Carves Ltd
Carves Simon Ltd
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
Priority claimed from GB3792260A external-priority patent/GB919467A/en
Priority to FR877297A priority Critical patent/FR1304608A/fr
Priority claimed from GB4412961A external-priority patent/GB996263A/en
Application filed by Simon Carves Ltd, Carves Simon Ltd filed Critical Simon Carves Ltd
Priority to FR917894A priority patent/FR84051E/fr
Priority claimed from FR918368A external-priority patent/FR84052E/fr
Application granted granted Critical
Publication of FR84051E publication Critical patent/FR84051E/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
    • 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

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
FR917894A 1960-11-04 1962-12-07 Perfectionnement à l'aération des liquides Expired FR84051E (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR877297A FR1304608A (fr) 1960-11-04 1961-10-27 Perfectionnement à l'aération des liquides
FR917894A FR84051E (fr) 1960-11-04 1962-12-07 Perfectionnement à l'aération des liquides

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
GB3792260A GB919467A (en) 1960-11-04 1960-11-04 Improvements in or relating to the aeration of liquids
FR877297A FR1304608A (fr) 1960-11-04 1961-10-27 Perfectionnement à l'aération des liquides
GB4412961A GB996263A (en) 1961-12-09 1961-12-09 Improvements in and relating to the aeration of liquids
GB64962 1962-01-08
FR917894A FR84051E (fr) 1960-11-04 1962-12-07 Perfectionnement à l'aération des liquides
FR918368A FR84052E (fr) 1960-11-04 1962-12-12 Perfectionnement à l'aération des liquides

Publications (1)

Publication Number Publication Date
FR84051E true FR84051E (fr) 1964-11-20

Family

ID=32719665

Family Applications (2)

Application Number Title Priority Date Filing Date
FR877297A Expired FR1304608A (fr) 1960-11-04 1961-10-27 Perfectionnement à l'aération des liquides
FR917894A Expired FR84051E (fr) 1960-11-04 1962-12-07 Perfectionnement à l'aération des liquides

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR877297A Expired FR1304608A (fr) 1960-11-04 1961-10-27 Perfectionnement à l'aération des liquides

Country Status (1)

Country Link
FR (2) FR1304608A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1082342A (en) * 1963-02-22 1967-09-06 Carves Simon Ltd Improvements in or relating to the surface aeration of liquids

Also Published As

Publication number Publication date
FR1304608A (fr) 1962-09-21

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