BR7207554D0 - Dispositivo de depuracao biologica de aguas usadas - Google Patents

Dispositivo de depuracao biologica de aguas usadas

Info

Publication number
BR7207554D0
BR7207554D0 BR755472A BR755472A BR7207554D0 BR 7207554 D0 BR7207554 D0 BR 7207554D0 BR 755472 A BR755472 A BR 755472A BR 755472 A BR755472 A BR 755472A BR 7207554 D0 BR7207554 D0 BR 7207554D0
Authority
BR
Brazil
Prior art keywords
water purification
purification device
used water
water
purification
Prior art date
Application number
BR755472A
Other languages
English (en)
Inventor
J Pierre
J Catry
Original Assignee
Girejan
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 Girejan filed Critical Girejan
Publication of BR7207554D0 publication Critical patent/BR7207554D0/pt

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)
  • Biological Treatment Of Waste Water (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
BR755472A 1971-12-15 1972-10-27 Dispositivo de depuracao biologica de aguas usadas BR7207554D0 (pt)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
BR7207554D0 true BR7207554D0 (pt) 1973-09-20

Family

ID=9087534

Family Applications (1)

Application Number Title Priority Date Filing Date
BR755472A BR7207554D0 (pt) 1971-12-15 1972-10-27 Dispositivo de depuracao biologica de aguas usadas

Country Status (4)

Country Link
JP (1) JPS4865764A (pt)
AU (1) AU4021172A (pt)
BR (1) BR7207554D0 (pt)
FR (1) FR2165050A6 (pt)

Also Published As

Publication number Publication date
AU4021172A (en) 1973-09-27
JPS4865764A (pt) 1973-09-10
FR2165050A6 (en) 1973-08-03

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