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
  • C02F3/165—Activated sludge processes using surface aeration the aerator having a vertical axis using vertical aeration channels
• • 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)
• Biological Treatment Of Waste Water (AREA)
• Mixers Of The Rotary Stirring Type (AREA)
• Joining Of Building Structures In Genera (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=11001734

Family Applications (1)

Country Status (15)

Families Citing this family (2)

• 1969
  • 1969-01-20 HU HUTA001001 patent/HU167529B/hu unknown
  • 1969-12-03 AT AT1127569A patent/AT302920B/de not_active IP Right Cessation
• 1970
  • 1970-01-09 YU YU11470A patent/YU32335B/xx unknown
  • 1970-01-13 DE DE19702001338 patent/DE2001338A1/de active Pending
  • 1970-01-16 NO NO00165/70A patent/NO126999B/no unknown
  • 1970-01-19 SE SE58270A patent/SE366530B/xx unknown
  • 1970-01-19 BR BR21613770A patent/BR7016137D0/pt unknown
  • 1970-01-19 ES ES375624A patent/ES375624A1/es not_active Expired
  • 1970-01-20 RO RO6220170A patent/RO58426A7/ro unknown
  • 1970-01-20 CS CS40970A patent/CS150503B2/cs unknown
  • 1970-01-20 BG BG013781A patent/BG18849A3/xx unknown
  • 1970-01-20 BE BE744673D patent/BE744673A/xx unknown
  • 1970-01-20 CH CH76770A patent/CH514505A/de not_active IP Right Cessation
  • 1970-01-20 NL NL7000793A patent/NL7000793A/xx unknown
  • 1970-01-20 FR FR7001891A patent/FR2028739A1/fr not_active Withdrawn

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