NL7605875A - Oppervlaktebeluchter. - Google Patents

Oppervlaktebeluchter.

Info

Publication number
NL7605875A
NL7605875A NL7605875A NL7605875A NL7605875A NL 7605875 A NL7605875 A NL 7605875A NL 7605875 A NL7605875 A NL 7605875A NL 7605875 A NL7605875 A NL 7605875A NL 7605875 A NL7605875 A NL 7605875A
Authority
NL
Netherlands
Prior art keywords
surface aerator
aerator
Prior art date
Application number
NL7605875A
Other languages
English (en)
Other versions
NL169165B (nl
NL169165C (nl
Original Assignee
Dwars Ing Bureau
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 Dwars Ing Bureau filed Critical Dwars Ing Bureau
Priority to NL7605875A priority Critical patent/NL169165C/nl
Priority to DE19762636053 priority patent/DE2636053A1/de
Priority to BE170425A priority patent/BE845939A/nl
Priority to BR7607256A priority patent/BR7607256A/pt
Priority to GB4504976A priority patent/GB1511760A/en
Priority to US05/738,174 priority patent/US4074953A/en
Publication of NL7605875A publication Critical patent/NL7605875A/nl
Priority to IN22/CAL/78A priority patent/IN148354B/en
Publication of NL169165B publication Critical patent/NL169165B/nl
Application granted granted Critical
Publication of NL169165C publication Critical patent/NL169165C/nl

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

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (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)
  • Mixers Of The Rotary Stirring Type (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
NL7605875A 1976-05-31 1976-05-31 Oppervlaktebeluchter. NL169165C (nl)

Priority Applications (7)

Application Number Priority Date Filing Date Title
NL7605875A NL169165C (nl) 1976-05-31 1976-05-31 Oppervlaktebeluchter.
DE19762636053 DE2636053A1 (de) 1976-05-31 1976-08-11 Oberflaechenbeluefter
BE170425A BE845939A (nl) 1976-05-31 1976-09-08 Oppervlaktebeluchter
BR7607256A BR7607256A (pt) 1976-05-31 1976-10-29 Aerador superficial
GB4504976A GB1511760A (en) 1976-05-31 1976-10-29 Rotary surface aerator
US05/738,174 US4074953A (en) 1976-05-31 1976-11-02 Surface aerator
IN22/CAL/78A IN148354B (nl) 1976-05-31 1978-01-06

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7605875A NL169165C (nl) 1976-05-31 1976-05-31 Oppervlaktebeluchter.

Publications (3)

Publication Number Publication Date
NL7605875A true NL7605875A (nl) 1977-12-02
NL169165B NL169165B (nl) 1982-01-18
NL169165C NL169165C (nl) 1985-04-16

Family

ID=19826295

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7605875A NL169165C (nl) 1976-05-31 1976-05-31 Oppervlaktebeluchter.

Country Status (7)

Country Link
US (1) US4074953A (nl)
BE (1) BE845939A (nl)
BR (1) BR7607256A (nl)
DE (1) DE2636053A1 (nl)
GB (1) GB1511760A (nl)
IN (1) IN148354B (nl)
NL (1) NL169165C (nl)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4904159A (en) * 1988-07-18 1990-02-27 Suburbia Systems, Inc. Pump impeller
NL9201782A (nl) * 1992-10-14 1994-05-02 Hubert Stavoren Bv Inrichting en werkwijze voor het beluchten van afvalwater.
US5785899A (en) * 1997-03-24 1998-07-28 Dbs Manufacturing, Inc. Aerating rotor with submersible planetary gearbox
US20040188334A1 (en) * 1998-09-28 2004-09-30 Mcwhirter John R. Novel biochemical oxidation system
WO2004025125A2 (en) * 1998-09-28 2004-03-25 The Penn State Research Foundation Surface aeration impellers
US6860631B2 (en) 1998-09-28 2005-03-01 The Penn State Research Foundation Surface aeration impeller designs
FI117326B (fi) * 2004-10-07 2006-09-15 Outokumpu Oy Vaahdotuskoneen roottori
US20080226467A1 (en) * 2007-03-15 2008-09-18 Keepalive, Inc. Impeller with anti-vapor lock mechanism
US20090223685A1 (en) * 2008-03-09 2009-09-10 Guadalupe Garcia Soil aerator device
US8221082B2 (en) * 2008-03-31 2012-07-17 New York Blower Company Reinforced impeller and method
CN102583793B (zh) * 2011-01-05 2013-11-13 金科水务工程(北京)有限公司 一种高效表曝机

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1082342A (en) * 1963-02-22 1967-09-06 Carves Simon Ltd Improvements in or relating to the surface aeration of liquids
CH407478A (de) * 1964-02-29 1966-02-15 Defensor Fa Luftbefeuchter mit wenigstens zwei im Abstand axial übereinander angeordneten Schleuderscheiben
DE1557138B2 (de) * 1966-02-10 1973-08-23 Metallgesellschaft AG, 6000 Frank fürt Vorrichtung zum begasen von fluessigkeiten
US3421745A (en) * 1966-06-24 1969-01-14 Robert I Prupis Self-correcting dispensing mixer
GB1228134A (nl) * 1967-05-17 1971-04-15
US3690621A (en) * 1969-03-04 1972-09-12 Itsuko Tanaka Agitator
CH495293A (de) * 1969-05-19 1970-08-31 Kaelin J R Vertikalachsiger Belüfterkreisel zum Belüften von Flüssigkeiten
NL155796B (nl) * 1974-08-29 1978-02-15 Hubert & Co Maschf Rotor voor een oppervlaktebeluchter.

Also Published As

Publication number Publication date
GB1511760A (en) 1978-05-24
DE2636053A1 (de) 1977-12-15
BE845939A (nl) 1976-12-31
US4074953A (en) 1978-02-21
NL169165B (nl) 1982-01-18
IN148354B (nl) 1981-01-24
BR7607256A (pt) 1978-05-30
NL169165C (nl) 1985-04-16

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Legal Events

Date Code Title Description
R1B Notice of opposition during period of laying open
A85 Still pending on 85-01-01
NP1G Patent granted (not automatically) [patent specification modified]
V4 Discontinued because of reaching the maximum lifetime of a patent

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