ZA728240B - Surface ventilation rotor - Google Patents

Surface ventilation rotor

Info

Publication number
ZA728240B
ZA728240B ZA728240A ZA728240A ZA728240B ZA 728240 B ZA728240 B ZA 728240B ZA 728240 A ZA728240 A ZA 728240A ZA 728240 A ZA728240 A ZA 728240A ZA 728240 B ZA728240 B ZA 728240B
Authority
ZA
South Africa
Prior art keywords
surface ventilation
ventilation rotor
rotor
ventilation
Prior art date
Application number
ZA728240A
Other languages
English (en)
Inventor
J Kaelin
Original Assignee
Kaelin J R
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 Kaelin J R filed Critical Kaelin J R
Publication of ZA728240B publication Critical patent/ZA728240B/xx

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
    • 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)
  • Mixers Of The Rotary Stirring Type (AREA)
  • Knives (AREA)
ZA728240A 1971-11-23 1972-11-21 Surface ventilation rotor ZA728240B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1704571A CH531468A (de) 1971-11-23 1971-11-23 Oberflächenbelüftungskreisel

Publications (1)

Publication Number Publication Date
ZA728240B true ZA728240B (en) 1973-07-25

Family

ID=4422326

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA728240A ZA728240B (en) 1971-11-23 1972-11-21 Surface ventilation rotor

Country Status (23)

Country Link
JP (1) JPS5548879B2 (no)
AT (1) AT308655B (no)
AU (1) AU472406B2 (no)
BE (1) BE791671A (no)
BG (1) BG19119A3 (no)
CA (1) CA979124A (no)
CH (1) CH531468A (no)
CS (1) CS168011B2 (no)
DD (1) DD100230A5 (no)
DE (1) DE2163100B2 (no)
ES (1) ES408881A1 (no)
FR (1) FR2160922B1 (no)
GB (1) GB1403766A (no)
HU (1) HU166247B (no)
IE (1) IE37190B1 (no)
IL (1) IL40885A (no)
IT (1) IT969208B (no)
LU (1) LU66515A1 (no)
NL (1) NL7215871A (no)
NO (1) NO133324C (no)
PL (1) PL78763B1 (no)
RO (1) RO60379A (no)
ZA (1) ZA728240B (no)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1502742A (en) * 1976-01-10 1978-03-01 Hartley Simon Ltd Rotary surface aerators
JPS536899U (no) * 1976-07-06 1978-01-21
DE4221845C2 (de) * 1992-07-03 1996-02-22 Sondia Holding Ag Verfahren zum Belüften von Flüssigkeit, Oberflächenbelüftungskreisel zur Durchführung des Verfahrens und Verwendung des Oberflächenbelüftungskreisels
CH685761A5 (de) * 1992-07-03 1995-09-29 Sondia Holding Ag Verfahren zum Belüften von Flüssigkeit, Oberflächenbelüftungskreisel zur Durchführung des Verfahrens und Verwendung des Oberflächenbelüftungskreisels.
US20090117672A1 (en) * 2007-10-01 2009-05-07 Intematix Corporation Light emitting devices with phosphor wavelength conversion and methods of fabrication thereof

Also Published As

Publication number Publication date
GB1403766A (en) 1975-08-28
AT308655B (de) 1973-07-10
BG19119A3 (bg) 1975-04-30
IL40885A0 (en) 1973-01-30
DE2163100A1 (de) 1973-05-24
LU66515A1 (no) 1973-02-01
FR2160922B1 (no) 1978-03-03
NO133324C (no) 1976-04-12
CA979124A (en) 1975-12-02
IE37190L (en) 1973-05-23
CS168011B2 (no) 1976-05-28
RO60379A (no) 1976-05-15
JPS4863554A (no) 1973-09-04
IE37190B1 (en) 1977-05-25
AU4911572A (en) 1974-05-23
IT969208B (it) 1974-03-30
PL78763B1 (no) 1975-06-30
JPS5548879B2 (no) 1980-12-09
ES408881A1 (es) 1975-10-01
NL7215871A (no) 1973-05-25
FR2160922A1 (no) 1973-07-06
AU472406B2 (en) 1976-05-27
DD100230A5 (no) 1973-09-12
CH531468A (de) 1972-12-15
HU166247B (no) 1975-02-28
BE791671A (fr) 1973-03-16
NO133324B (no) 1976-01-05
DE2163100B2 (de) 1975-09-11
IL40885A (en) 1975-07-28

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