FI44786C - Roottori nesteiden, erityisesti jätevesien, ilmastamiseksi. - Google Patents

Roottori nesteiden, erityisesti jätevesien, ilmastamiseksi.

Info

Publication number
FI44786C
FI44786C FI171766A FI171766A FI44786C FI 44786 C FI44786 C FI 44786C FI 171766 A FI171766 A FI 171766A FI 171766 A FI171766 A FI 171766A FI 44786 C FI44786 C FI 44786C
Authority
FI
Finland
Prior art keywords
rotor
aerating liquids
especially wastewater
wastewater
aerating
Prior art date
Application number
FI171766A
Other languages
English (en)
Swedish (sv)
Other versions
FI44786B (fi
Inventor
Ericsson Josef Gunnar
Original Assignee
Pumpanlaeggningar Ab
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 Pumpanlaeggningar Ab filed Critical Pumpanlaeggningar Ab
Application granted granted Critical
Publication of FI44786B publication Critical patent/FI44786B/fi
Publication of FI44786C publication Critical patent/FI44786C/fi

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
    • C02F3/16—Activated sludge processes using surface aeration the aerator having a vertical 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
    • 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
    • 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
    • B01F27/111—Centrifugal stirrers, i.e. stirrers with radial outlets; Stirrers of the turbine type, e.g. with means to guide the flow
    • 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
    • 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)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
  • Combustion Of Fluid Fuel (AREA)
  • Mixers Of The Rotary Stirring Type (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
FI171766A 1965-07-05 1966-06-28 Roottori nesteiden, erityisesti jätevesien, ilmastamiseksi. FI44786C (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE885565A SE315549B (fi) 1965-07-05 1965-07-05

Publications (2)

Publication Number Publication Date
FI44786B FI44786B (fi) 1971-08-31
FI44786C true FI44786C (fi) 1971-12-10

Family

ID=20275185

Family Applications (1)

Application Number Title Priority Date Filing Date
FI171766A FI44786C (fi) 1965-07-05 1966-06-28 Roottori nesteiden, erityisesti jätevesien, ilmastamiseksi.

Country Status (7)

Country Link
CH (1) CH466165A (fi)
DE (1) DE1584860A1 (fi)
DK (1) DK116575B (fi)
FI (1) FI44786C (fi)
GB (1) GB1111354A (fi)
NO (1) NO117534B (fi)
SE (1) SE315549B (fi)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
LU71782A1 (fi) * 1975-02-03 1976-12-31

Also Published As

Publication number Publication date
DE1584860A1 (de) 1970-02-05
CH466165A (de) 1968-11-30
DK116575B (da) 1970-01-19
GB1111354A (en) 1968-04-24
SE315549B (fi) 1969-09-29
NO117534B (fi) 1969-08-18
FI44786B (fi) 1971-08-31

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