AT308655B - Surface ventilation gyroscope - Google Patents

Surface ventilation gyroscope

Info

Publication number
AT308655B
AT308655B AT1089271A AT1089271A AT308655B AT 308655 B AT308655 B AT 308655B AT 1089271 A AT1089271 A AT 1089271A AT 1089271 A AT1089271 A AT 1089271A AT 308655 B AT308655 B AT 308655B
Authority
AT
Austria
Prior art keywords
surface ventilation
gyroscope
ventilation gyroscope
ventilation
Prior art date
Application number
AT1089271A
Other languages
German (de)
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
Application granted granted Critical
Publication of AT308655B publication Critical patent/AT308655B/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
    • C02F3/14—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)
AT1089271A 1971-11-23 1971-12-20 Surface ventilation gyroscope AT308655B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1704571A CH531468A (en) 1971-11-23 1971-11-23 Surface ventilation gyroscope

Publications (1)

Publication Number Publication Date
AT308655B true AT308655B (en) 1973-07-10

Family

ID=4422326

Family Applications (1)

Application Number Title Priority Date Filing Date
AT1089271A AT308655B (en) 1971-11-23 1971-12-20 Surface ventilation gyroscope

Country Status (23)

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

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 (en) * 1976-07-06 1978-01-21
CH685761A5 (en) * 1992-07-03 1995-09-29 Sondia Holding Ag A method for aerating liquid surface aeration gyro for performing the method and use of the surface aeration gyro.
DE4221845C2 (en) * 1992-07-03 1996-02-22 Sondia Holding Ag Process for aerating liquid, surface aeration gyro to carry out the method and use of the surface aeration gyro
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
IE37190B1 (en) 1977-05-25
ZA728240B (en) 1973-07-25
HU166247B (en) 1975-02-28
IE37190L (en) 1973-05-23
BG19119A3 (en) 1975-04-30
DD100230A5 (en) 1973-09-12
FR2160922B1 (en) 1978-03-03
RO60379A (en) 1976-05-15
CH531468A (en) 1972-12-15
JPS5548879B2 (en) 1980-12-09
AU4911572A (en) 1974-05-23
AU472406B2 (en) 1976-05-27
DE2163100B2 (en) 1975-09-11
CA979124A (en) 1975-12-02
NL7215871A (en) 1973-05-25
IL40885A (en) 1975-07-28
JPS4863554A (en) 1973-09-04
NO133324C (en) 1976-04-12
FR2160922A1 (en) 1973-07-06
GB1403766A (en) 1975-08-28
IL40885A0 (en) 1973-01-30
ES408881A1 (en) 1975-10-01
PL78763B1 (en) 1975-06-30
LU66515A1 (en) 1973-02-01
BE791671A (en) 1973-03-16
CS168011B2 (en) 1976-05-28
DE2163100A1 (en) 1973-05-24
NO133324B (en) 1976-01-05
IT969208B (en) 1974-03-30

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Legal Events

Date Code Title Description
EIH Change in the person of patent owner
ELJ Ceased due to non-payment of the annual fee