NZ184618A - Aerobic treatment of sludge and apparatus for sludge treatment - Google Patents

Aerobic treatment of sludge and apparatus for sludge treatment

Info

Publication number
NZ184618A
NZ184618A NZ18461877A NZ18461877A NZ184618A NZ 184618 A NZ184618 A NZ 184618A NZ 18461877 A NZ18461877 A NZ 18461877A NZ 18461877 A NZ18461877 A NZ 18461877A NZ 184618 A NZ184618 A NZ 184618A
Authority
NZ
New Zealand
Prior art keywords
sludge
treatment
aerobic
aerobic treatment
sludge treatment
Prior art date
Application number
NZ18461877A
Other languages
English (en)
Inventor
H Gunson
Original Assignee
Welsh Nat Water Dev
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 Welsh Nat Water Dev filed Critical Welsh Nat Water Dev
Publication of NZ184618A publication Critical patent/NZ184618A/xx

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20Mixing gases with liquids
    • B01F23/23Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/232Mixing 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
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/02Aerobic processes
    • C02F3/12Activated sludge processes
    • C02F3/1278Provisions for mixing or aeration of the mixed liquor
    • C02F3/1294"Venturi" aeration means
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/40Mixing liquids with liquids; Emulsifying
    • B01F23/45Mixing liquids with liquids; Emulsifying using flow mixing
    • B01F23/454Mixing liquids with liquids; Emulsifying using flow mixing by injecting a mixture of liquid and gas
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/20Jet mixers, i.e. mixers using high-speed fluid streams
    • B01F25/21Jet mixers, i.e. mixers using high-speed fluid streams with submerged injectors, e.g. nozzles, for injecting high-pressure jets into a large volume or into mixing chambers
    • B01F25/211Jet mixers, i.e. mixers using high-speed fluid streams with submerged injectors, e.g. nozzles, for injecting high-pressure jets into a large volume or into mixing chambers the injectors being surrounded by guiding tubes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/30Injector mixers
    • B01F25/31Injector mixers in conduits or tubes through which the main component flows
    • B01F25/314Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced at the circumference of the conduit
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00Technologies for wastewater treatment
    • Y02W10/10Biological treatment of water, waste water, or sewage
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00Technologies for wastewater treatment
    • Y02W10/20Sludge processing

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (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)
  • Treatment Of Sludge (AREA)
  • Fertilizers (AREA)
NZ18461877A 1976-07-16 1977-07-11 Aerobic treatment of sludge and apparatus for sludge treatment NZ184618A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB29785/76A GB1587718A (en) 1976-07-16 1976-07-16 Treatment of aqueous sludges

Publications (1)

Publication Number Publication Date
NZ184618A true NZ184618A (en) 1979-12-11

Family

ID=10297131

Family Applications (1)

Application Number Title Priority Date Filing Date
NZ18461877A NZ184618A (en) 1976-07-16 1977-07-11 Aerobic treatment of sludge and apparatus for sludge treatment

Country Status (10)

Country Link
JP (1) JPS54109243A (nl)
AU (1) AU513489B2 (nl)
CA (1) CA1085976A (nl)
DE (1) DE2731918A1 (nl)
FR (1) FR2358363A1 (nl)
GB (1) GB1587718A (nl)
NL (1) NL7707907A (nl)
NZ (1) NZ184618A (nl)
SE (1) SE7708254L (nl)
ZA (1) ZA774162B (nl)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2398025A1 (fr) * 1977-07-19 1979-02-16 Blum Albert Procede et dispositif pour introduire de l'air dans des liquides, en particulier pour l'aeration des eaux residuaires
GB2145344B (en) * 1983-08-24 1987-12-02 Butterworth System Inc Agitating settled sludge in a storage tank
CN111533391B (zh) * 2020-05-21 2022-05-31 杭州泽灿环境科技有限公司 一种垃圾压滤液处理系统及方法

Also Published As

Publication number Publication date
FR2358363A1 (fr) 1978-02-10
NL7707907A (nl) 1978-01-18
FR2358363B3 (nl) 1980-07-11
DE2731918A1 (de) 1978-01-19
CA1085976A (en) 1980-09-16
JPS54109243A (en) 1979-08-27
AU513489B2 (en) 1980-12-04
ZA774162B (en) 1978-05-30
SE7708254L (sv) 1978-01-17
AU2698477A (en) 1979-01-18
GB1587718A (en) 1981-04-08

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