DK142841B - Apparat til biologisk rensning af spildevand, omfattende en rotor med horisontal aksel. - Google Patents

Apparat til biologisk rensning af spildevand, omfattende en rotor med horisontal aksel. Download PDF

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Publication number
DK142841B
DK142841B DK129572AA DK129572A DK142841B DK 142841 B DK142841 B DK 142841B DK 129572A A DK129572A A DK 129572AA DK 129572 A DK129572 A DK 129572A DK 142841 B DK142841 B DK 142841B
Authority
DK
Denmark
Prior art keywords
rotor
vanes
treatment apparatus
wastewater treatment
horizontal shaft
Prior art date
Application number
DK129572AA
Other languages
Danish (da)
English (en)
Other versions
DK142841C (it
Inventor
Jean-Michel Pierre Jacqu Catry
Original Assignee
Girejan Soc Civ Ile
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 FR7109966A external-priority patent/FR2130820A5/fr
Priority claimed from FR7145103A external-priority patent/FR2165050A6/fr
Application filed by Girejan Soc Civ Ile filed Critical Girejan Soc Civ Ile
Publication of DK142841B publication Critical patent/DK142841B/da
Application granted granted Critical
Publication of DK142841C publication Critical patent/DK142841C/da

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
    • C02F3/18—Activated sludge processes using surface aeration the aerator having a horizontal 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
    • 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)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (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)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
  • Mixers Of The Rotary Stirring Type (AREA)
DK129572AA 1971-03-22 1972-03-20 Apparat til biologisk rensning af spildevand, omfattende en rotor med horisontal aksel. DK142841B (da)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
FR7109966 1971-03-22
FR7109966A FR2130820A5 (en) 1971-03-22 1971-03-22 Aerator/circulator - for activated sludge effluent treatment plant
FR7145103A FR2165050A6 (en) 1971-12-15 1971-12-15 Aerator/circulator - for activated sludge effluent treatment plant
FR7145103 1971-12-15

Publications (2)

Publication Number Publication Date
DK142841B true DK142841B (da) 1981-02-09
DK142841C DK142841C (it) 1981-09-28

Family

ID=26216278

Family Applications (1)

Application Number Title Priority Date Filing Date
DK129572AA DK142841B (da) 1971-03-22 1972-03-20 Apparat til biologisk rensning af spildevand, omfattende en rotor med horisontal aksel.

Country Status (8)

Country Link
BE (1) BE780951A (it)
CA (1) CA957441A (it)
DE (1) DE2212126A1 (it)
DK (1) DK142841B (it)
GB (1) GB1385358A (it)
IT (1) IT953945B (it)
LU (1) LU64999A1 (it)
NL (1) NL7203754A (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4437386A1 (de) * 1994-10-19 1996-04-25 Passavant Werke Verfahren und Umlaufbecken für die Langzeitbelüftung von im Belebungsverfahren gereinigtem Abwasser

Also Published As

Publication number Publication date
GB1385358A (en) 1975-02-26
NL7203754A (it) 1972-09-26
DK142841C (it) 1981-09-28
DE2212126A1 (de) 1972-10-12
CA957441A (en) 1974-11-05
BE780951A (fr) 1972-07-17
LU64999A1 (it) 1972-07-10
IT953945B (it) 1973-08-10

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