GB1339362A - Aerating circulators - Google Patents

Aerating circulators

Info

Publication number
GB1339362A
GB1339362A GB691572A GB691572A GB1339362A GB 1339362 A GB1339362 A GB 1339362A GB 691572 A GB691572 A GB 691572A GB 691572 A GB691572 A GB 691572A GB 1339362 A GB1339362 A GB 1339362A
Authority
GB
United Kingdom
Prior art keywords
conduits
caps
feb
circulators
aerating
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB691572A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Norm AMC AG
Original Assignee
Norm AMC AG
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 Norm AMC AG filed Critical Norm AMC AG
Publication of GB1339362A publication Critical patent/GB1339362A/en
Expired legal-status Critical Current

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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/18—Rotors
    • F04D29/22—Rotors specially for centrifugal pumps
    • F04D29/2261—Rotors specially for centrifugal pumps with special measures
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D7/00—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts
    • F04D7/02—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type
    • F04D7/04—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type the fluids being viscous or non-homogenous
    • F04D7/045—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type the fluids being viscous or non-homogenous with means for comminuting, mixing stirring or otherwise treating
    • 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

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Microbiology (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
  • Prevention Of Fouling (AREA)
  • Measuring Volume Flow (AREA)
  • Sewage (AREA)
  • Physical Water Treatments (AREA)
  • Nozzles (AREA)
  • Sink And Installation For Waste Water (AREA)
  • Cleaning By Liquid Or Steam (AREA)
GB691572A 1971-02-15 1972-02-15 Aerating circulators Expired GB1339362A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH218671A CH522827A (de) 1971-02-15 1971-02-15 Verfahren zur Verhinderung der Eisbildung und/oder Schmutzablagerung auf der Oberfläche eines Belüftungskreisels, Belüftungskreisel zur Ausführung des Verfahrens und Anwendung des Verfahrens

Publications (1)

Publication Number Publication Date
GB1339362A true GB1339362A (en) 1973-12-05

Family

ID=4227896

Family Applications (1)

Application Number Title Priority Date Filing Date
GB691572A Expired GB1339362A (en) 1971-02-15 1972-02-15 Aerating circulators

Country Status (22)

Country Link
US (1) US3765656A (enExample)
JP (1) JPS5620918B1 (enExample)
AT (1) AT310687B (enExample)
BE (1) BE779334A (enExample)
BG (1) BG19200A3 (enExample)
CA (1) CA955927A (enExample)
CH (1) CH522827A (enExample)
CS (1) CS167343B2 (enExample)
DD (1) DD95794A5 (enExample)
DE (1) DE2126110C3 (enExample)
DK (1) DK130641B (enExample)
FI (1) FI53567C (enExample)
FR (1) FR2125304B1 (enExample)
GB (1) GB1339362A (enExample)
HU (1) HU163595B (enExample)
NL (1) NL7201935A (enExample)
NO (1) NO129789B (enExample)
PL (1) PL77443B1 (enExample)
RO (1) RO61841A (enExample)
SE (1) SE381032B (enExample)
SU (1) SU504472A4 (enExample)
YU (1) YU34646B (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH546708A (de) * 1972-07-02 1974-03-15 Kaelin J R Verfahren und einrichtung zur reinigung von abwasser.
CH576820A5 (enExample) * 1974-04-16 1976-06-30 Escher Wyss Gmbh
JPH01100255U (enExample) * 1987-12-22 1989-07-05
SE513821C2 (sv) * 1999-01-15 2000-11-13 Gefle Virvelteknik Ab Omrörare och förfarande för behandling av förorenade medier
CA2763226C (en) * 2009-06-23 2012-10-02 Ipms Inc. Stirring rotor and stirring device
JP6316182B2 (ja) 2014-12-19 2018-04-25 富士フイルム株式会社 リポソームの製造方法及びリポソーム製造装置
CN105114355A (zh) * 2015-08-31 2015-12-02 邓永辉 一种离心泵叶轮
EP4094838A1 (en) * 2021-05-28 2022-11-30 Metso Outotec Finland Oy Rotor of gas dispersion arrangement

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1583591A (en) * 1922-06-29 1926-05-04 William E Greenawalt Apparatus for treating liquids with gases
US2991622A (en) * 1960-04-05 1961-07-11 Thomas H Oster Navigation aid
CH463409A (de) * 1968-05-28 1968-09-30 Kaelin J R Oberflächenbelüfter zum Umwälzen und Belüften von flüssigkeiten, insbesondere für Abwasserreinigungsanlagen
CH495293A (de) * 1969-05-19 1970-08-31 Kaelin J R Vertikalachsiger Belüfterkreisel zum Belüften von Flüssigkeiten

Also Published As

Publication number Publication date
NL7201935A (enExample) 1972-08-17
RO61841A (fr) 1977-10-15
AT310687B (de) 1973-10-10
JPS5620918B1 (enExample) 1981-05-16
DK130641C (enExample) 1975-08-25
DE2126110C3 (de) 1974-08-29
YU34646B (en) 1979-12-31
US3765656A (en) 1973-10-16
DE2126110B2 (de) 1974-01-31
HU163595B (enExample) 1973-09-27
DE2126110A1 (de) 1972-08-24
FI53567B (enExample) 1978-02-28
FR2125304A1 (enExample) 1972-09-29
CA955927A (en) 1974-10-08
YU28372A (en) 1979-04-30
BE779334A (fr) 1972-05-30
NO129789B (enExample) 1974-05-27
CH522827A (de) 1972-05-15
CS167343B2 (enExample) 1976-04-29
DD95794A5 (enExample) 1973-02-12
BG19200A3 (bg) 1975-04-30
SE381032B (sv) 1975-11-24
FR2125304B1 (enExample) 1976-07-23
FI53567C (fi) 1978-06-12
PL77443B1 (enExample) 1975-04-30
DK130641B (da) 1975-03-17
SU504472A4 (ru) 1976-02-25

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee