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
• • 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
  • B01F23/233—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
• • 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
  • B01F23/233—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
  • B01F23/2336—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the location of the place of introduction of the gas relative to the stirrer
  • B01F23/23363—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the location of the place of introduction of the gas relative to the stirrer the gas being introduced above the stirrer
• • 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
  • B01F23/2366—Parts; Accessories
  • B01F23/2368—Mixing receptacles, e.g. tanks, vessels or reactors, being completely closed, e.g. hermetically closed
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
  • B01F33/00—Other mixers; Mixing plants; Combinations of mixers
  • B01F33/80—Mixing plants; Combinations of mixers
  • B01F33/836—Mixing plants; Combinations of mixers combining mixing with other treatments
  • B01F33/8361—Mixing plants; Combinations of mixers combining mixing with other treatments with disintegrating
  • B01F33/83611—Mixing plants; Combinations of mixers combining mixing with other treatments with disintegrating by cutting
• • 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
  • C02F3/26—Activated sludge processes using pure oxygen or oxygen-rich gas
• • 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
  • B01F23/233—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
  • B01F23/2335—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the direction of introduction of the gas relative to the stirrer
  • B01F23/23353—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the direction of introduction of the gas relative to the stirrer the gas being sucked towards the rotating stirrer
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
  • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
  • B01F27/05—Stirrers
  • B01F27/11—Stirrers characterised by the configuration of the stirrers
  • B01F27/112—Stirrers characterised by the configuration of the stirrers with arms, paddles, vanes or blades
  • B01F27/1125—Stirrers characterised by the configuration of the stirrers with arms, paddles, vanes or blades with vanes or blades extending parallel or oblique to the stirrer 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

• Chemical & Material Sciences (AREA)
• Life Sciences & Earth Sciences (AREA)
• Chemical Kinetics & Catalysis (AREA)
• Water Supply & Treatment (AREA)
• Microbiology (AREA)
• Hydrology & Water Resources (AREA)
• Engineering & Computer Science (AREA)
• Environmental & Geological Engineering (AREA)
• Biodiversity & Conservation Biology (AREA)
• Organic Chemistry (AREA)
• Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
• Physical Water Treatments (AREA)
• Farming Of Fish And Shellfish (AREA)
• Structures Of Non-Positive Displacement Pumps (AREA)
• Processing Of Stones Or Stones Resemblance Materials (AREA)
• Degasification And Air Bubble Elimination (AREA)

Applications Claiming Priority (2)

Publications (2)

Family

ID=4422324

Family Applications (1)

Country Status (29)

Families Citing this family (12)

Family Cites Families (11)

• 0
  • BE BE791667D patent/BE791667A/xx unknown
• 1971
  • 1971-11-22 CH CH1704471A patent/CH531991A/de not_active IP Right Cessation
  • 1971-12-23 AT AT1106771A patent/AT308656B/de not_active IP Right Cessation
  • 1971-12-23 DE DE2164360A patent/DE2164360C3/de not_active Expired
• 1972
  • 1972-11-16 NL NL7215485A patent/NL7215485A/xx not_active Application Discontinuation
  • 1972-11-17 HU HUKA001361 patent/HU172975B/hu unknown
  • 1972-11-20 CS CS783872A patent/CS160618B2/cs unknown
  • 1972-11-20 PL PL1972158939A patent/PL78727B1/pl unknown
  • 1972-11-21 NO NO425572A patent/NO133323C/no unknown
  • 1972-11-21 FI FI3280/72A patent/FI56818C/fi active
  • 1972-11-21 FR FR7241334A patent/FR2160918B1/fr not_active Expired
  • 1972-11-21 US US308598A patent/US3875057A/en not_active Expired - Lifetime
  • 1972-11-21 IT IT976472A patent/IT969206B/it active
  • 1972-11-21 LU LU66510D patent/LU66510A1/xx unknown
  • 1972-11-21 ZA ZA728239A patent/ZA728239B/xx unknown
  • 1972-11-21 DD DD16699072A patent/DD100232A5/xx unknown
  • 1972-11-21 SU SU721852108A patent/SU776554A3/ru active
  • 1972-11-21 SE SE1515372A patent/SE384999B/xx unknown
  • 1972-11-21 CA CA157,361A patent/CA965886A/en not_active Expired
  • 1972-11-21 IL IL4088472A patent/IL40884A/xx unknown
  • 1972-11-22 RO RO7289272A patent/RO61439A/ro unknown
  • 1972-11-22 JP JP11762972A patent/JPS5548878B2/ja not_active Expired
  • 1972-11-22 IE IE1624/72A patent/IE38147B1/xx unknown
  • 1972-11-22 TR TR1760772A patent/TR17607A/xx unknown
  • 1972-11-22 AU AU49116/72A patent/AU472050B2/en not_active Expired
  • 1972-11-22 ES ES408882A patent/ES408882A1/es not_active Expired
  • 1972-11-22 BG BG2193172A patent/BG20320A3/xx unknown
  • 1972-11-22 GB GB5386072A patent/GB1408155A/en not_active Expired
  • 1972-11-27 IN IN1998/72A patent/IN138836B/en unknown

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