IL45829A - Method and apparatus for oxygenating wastewater - Google Patents

Method and apparatus for oxygenating wastewater

Info

Publication number
IL45829A
IL45829A IL45829A IL4582974A IL45829A IL 45829 A IL45829 A IL 45829A IL 45829 A IL45829 A IL 45829A IL 4582974 A IL4582974 A IL 4582974A IL 45829 A IL45829 A IL 45829A
Authority
IL
Israel
Prior art keywords
wastewater
chamber
oxygen
gas
oxygenating
Prior art date
Application number
IL45829A
Other languages
English (en)
Other versions
IL45829A0 (en
Original Assignee
Airco Inc
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 Airco Inc filed Critical Airco Inc
Publication of IL45829A0 publication Critical patent/IL45829A0/xx
Publication of IL45829A publication Critical patent/IL45829A/en

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
    • C02F3/1278—Provisions for mixing or aeration of the mixed liquor
    • C02F3/1284—Mixing devices
    • 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
    • B01F23/232—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using flow-mixing means for introducing the gases, e.g. baffles
    • B01F23/2323—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using flow-mixing means for introducing the gases, e.g. baffles by circulating the flow in guiding constructions or conduits
    • B01F23/23231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using flow-mixing means for introducing the gases, e.g. baffles by circulating the flow in guiding constructions or conduits being at least partially immersed in the liquid, e.g. in a closed circuit
    • 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
    • B01F23/232—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using flow-mixing means for introducing the gases, e.g. baffles
    • B01F23/2323—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using flow-mixing means for introducing the gases, e.g. baffles by circulating the flow in guiding constructions or conduits
    • B01F23/23231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using flow-mixing means for introducing the gases, e.g. baffles by circulating the flow in guiding constructions or conduits being at least partially immersed in the liquid, e.g. in a closed circuit
    • B01F23/232312—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using flow-mixing means for introducing the gases, e.g. baffles by circulating the flow in guiding constructions or conduits being at least partially immersed in the liquid, e.g. in a closed circuit the guiding constructions being baffles for guiding the flow up-and-down or from left-to-right
    • 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
    • B01F23/2334—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements provided with stationary guiding means surrounding at least partially the stirrer
    • B01F23/23341—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements provided with stationary guiding means surrounding at least partially the stirrer with tubes surrounding 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
    • B01F23/234—Surface aerating
    • 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
    • B01F23/2341—Surface aerating by cascading, spraying or projecting a liquid into a gaseous atmosphere
    • B01F23/23411—Surface aerating by cascading, spraying or projecting a liquid into a gaseous atmosphere by cascading the liquid
    • 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
    • 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
    • B01F23/237—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids characterised by the physical or chemical properties of gases or vapours introduced in the liquid media
    • B01F23/2376—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids characterised by the physical or chemical properties of gases or vapours introduced in the liquid media characterised by the gas being introduced
    • B01F23/23761—Aerating, i.e. introducing oxygen containing gas in liquids
    • B01F23/237612—Oxygen
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/75—Discharge mechanisms
    • B01F35/751—Discharging by opening a gate, e.g. using discharge paddles
    • 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
    • C02F3/1278—Provisions for mixing or aeration of the mixed liquor
    • C02F3/1289—Aeration by saturation under super-atmospheric pressure
    • 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
    • C02F3/24—Activated sludge processes using free-fall aeration or spraying
    • 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
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/50—Circulation mixers, e.g. wherein at least part of the mixture is discharged from and reintroduced into a receptacle
    • 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)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Microbiology (AREA)
  • Organic Chemistry (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
  • Treatment Of Biological Wastes In General (AREA)
  • Activated Sludge Processes (AREA)
  • Rotary Pumps (AREA)
  • Connector Housings Or Holding Contact Members (AREA)
IL45829A 1973-11-06 1974-10-11 Method and apparatus for oxygenating wastewater IL45829A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US41340973A 1973-11-06 1973-11-06

Publications (2)

Publication Number Publication Date
IL45829A0 IL45829A0 (en) 1974-12-31
IL45829A true IL45829A (en) 1977-03-31

Family

ID=23637112

Family Applications (1)

Application Number Title Priority Date Filing Date
IL45829A IL45829A (en) 1973-11-06 1974-10-11 Method and apparatus for oxygenating wastewater

Country Status (20)

Country Link
JP (1) JPS555398B2 (ja)
AR (1) AR209918A1 (ja)
AT (1) AT338708B (ja)
AU (1) AU472869B2 (ja)
BE (1) BE821507A (ja)
BR (1) BR7409231A (ja)
CA (3) CA1040759A (ja)
CH (1) CH608470A5 (ja)
DD (1) DD116213A5 (ja)
DE (1) DE2452295C3 (ja)
ES (1) ES430997A1 (ja)
FR (1) FR2249844B1 (ja)
GB (1) GB1450612A (ja)
IL (1) IL45829A (ja)
IN (1) IN142402B (ja)
IT (1) IT1022500B (ja)
NL (1) NL7413332A (ja)
PL (1) PL92389B1 (ja)
SE (1) SE7411730L (ja)
ZA (1) ZA746555B (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103880154A (zh) * 2014-02-17 2014-06-25 江苏亚洲环保有限公司 一种一体化富氧生物反应器

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3983031A (en) * 1975-04-02 1976-09-28 Airco, Inc. Methods and apparatus for controlling the supply of a feed gas to dissolution devices
EP0027912A1 (en) * 1979-10-02 1981-05-06 Union Carbide Corporation Apparatus for contacting liquid with a gas
DE3068364D1 (en) * 1979-10-02 1984-08-02 Union Carbide Corp Apparatus for contacting liquid with a gas
FR2627864A1 (fr) * 1988-02-29 1989-09-01 Asulab Sa Dispositif d'affichage pour instrument de mesure
US8899823B2 (en) * 2011-12-09 2014-12-02 Advanced Stimulation Technology, Inc. Gel hydration unit
CN108499413A (zh) * 2018-06-15 2018-09-07 浙江乐匠新材料科技有限公司 一种水性涂料生产用调漆罐

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3371033A (en) * 1965-08-11 1968-02-27 Fmc Corp Method of treating sewage and apparatus therefor
US3732160A (en) * 1968-08-21 1973-05-08 Research Corp Submerged filter-horizontal flow mode

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103880154A (zh) * 2014-02-17 2014-06-25 江苏亚洲环保有限公司 一种一体化富氧生物反应器
CN103880154B (zh) * 2014-02-17 2016-04-20 江苏亚洲环保有限公司 一种一体化富氧生物反应器

Also Published As

Publication number Publication date
IN142402B (ja) 1977-07-02
PL92389B1 (ja) 1977-04-30
AU7495674A (en) 1976-05-06
SE7411730L (ja) 1975-05-07
GB1450612A (en) 1976-09-22
JPS5079167A (ja) 1975-06-27
AR209918A1 (es) 1977-06-15
ATA890674A (de) 1976-12-15
AT338708B (de) 1977-09-12
ZA746555B (en) 1975-11-26
CH608470A5 (ja) 1979-01-15
FR2249844B1 (ja) 1979-08-03
JPS555398B2 (ja) 1980-02-06
IL45829A0 (en) 1974-12-31
NL7413332A (nl) 1975-05-09
IT1022500B (it) 1978-03-20
FR2249844A1 (ja) 1975-05-30
BR7409231A (pt) 1976-05-11
DD116213A5 (ja) 1975-11-12
DE2452295C3 (de) 1979-10-04
CA1044603A (en) 1978-12-19
DE2452295B2 (de) 1978-02-02
DE2452295A1 (de) 1975-05-15
AU472869B2 (en) 1976-05-06
ES430997A1 (es) 1977-01-16
CA1053766A (en) 1979-05-01
BE821507A (fr) 1975-04-25
CA1040759A (en) 1978-10-17

Similar Documents

Publication Publication Date Title
US4136023A (en) Methods and apparatus for treating wastewater
US7455776B2 (en) Method for mixing high viscous liquids with gas
CA1039419A (en) Method and apparatus for treating liquor containing biodegradable wastes
US4267052A (en) Aeration method and apparatus
US4844843A (en) Waste water aerator having rotating compression blades
US3983031A (en) Methods and apparatus for controlling the supply of a feed gas to dissolution devices
US4287070A (en) Method maintaining a constant gas to solids ratio in effluent from a long vertical shaft bioreactor
US3933640A (en) Methods and apparatus for treating wastewater
KR20010070464A (ko) 잠수 가능한 현장 산소 공급 장치
US3574331A (en) Aeration tank for waste treatment
EP0583509B1 (en) Enhanced gas dissolution
EP2188223B1 (en) Method and apparatus for aeration
EP0903325B1 (en) Method for ozone treatment of sewage sludge
US4094774A (en) Method and apparatus for oxygenating aerobically decomposable liquors
US4440645A (en) Dissolving gas in a liquid
US4070279A (en) Eductor for dissolving gases in liquids
IL45829A (en) Method and apparatus for oxygenating wastewater
US5772886A (en) Aquaculture process
CA2670028C (en) System and method for mixing high viscous liquids with gas
US4452701A (en) Biological treatment of sewage
US3207313A (en) Apparatus for aeration of waste products
US4202762A (en) Process and device for the aeration of waste water
US3951758A (en) Method of operating a purifying plant and tank for practicing said method
Stanković Comparison of ozone and oxygen mass transfer in a laboratory and pilot plant operation
US3058908A (en) Method of dispersing gases