GR3023041T3 - A method and a device for aerating waste water. - Google Patents

A method and a device for aerating waste water.

Info

Publication number
GR3023041T3
GR3023041T3 GR970400708T GR970400708T GR3023041T3 GR 3023041 T3 GR3023041 T3 GR 3023041T3 GR 970400708 T GR970400708 T GR 970400708T GR 970400708 T GR970400708 T GR 970400708T GR 3023041 T3 GR3023041 T3 GR 3023041T3
Authority
GR
Greece
Prior art keywords
waste water
blades
extend
water
rotor
Prior art date
Application number
GR970400708T
Other languages
English (en)
Inventor
Hove Dirk Ten
Original Assignee
Hubert Bv
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 Hubert Bv filed Critical Hubert Bv
Publication of GR3023041T3 publication Critical patent/GR3023041T3/el

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
    • B01F27/112—Stirrers characterised by the configuration of the stirrers with arms, paddles, vanes or blades
    • 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
    • B01F27/115—Stirrers characterised by the configuration of the stirrers comprising discs or disc-like elements essentially perpendicular to the stirrer shaft axis
    • B01F27/1152—Stirrers characterised by the configuration of the stirrers comprising discs or disc-like elements essentially perpendicular to the stirrer shaft axis with separate elements other than discs fixed on the discs, e.g. vanes fixed on the discs
    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Microbiology (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Organic Chemistry (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
  • Physical Water Treatments (AREA)
  • Biological Treatment Of Waste Water (AREA)
  • Gas Separation By Absorption (AREA)
  • Mixers Of The Rotary Stirring Type (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
GR970400708T 1992-10-14 1997-04-04 A method and a device for aerating waste water. GR3023041T3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL9201782A NL9201782A (nl) 1992-10-14 1992-10-14 Inrichting en werkwijze voor het beluchten van afvalwater.
PCT/EP1993/002789 WO1994008906A1 (en) 1992-10-14 1993-10-11 A method and a device for aerating waste water

Publications (1)

Publication Number Publication Date
GR3023041T3 true GR3023041T3 (en) 1997-07-30

Family

ID=19861379

Family Applications (1)

Application Number Title Priority Date Filing Date
GR970400708T GR3023041T3 (en) 1992-10-14 1997-04-04 A method and a device for aerating waste water.

Country Status (15)

Country Link
US (1) US5522989A (el)
EP (1) EP0664772B1 (el)
JP (1) JPH08504660A (el)
AT (1) ATE147712T1 (el)
BR (1) BR9307352A (el)
DE (1) DE69307530T2 (el)
DK (1) DK0664772T3 (el)
ES (1) ES2099485T3 (el)
FI (1) FI951787A0 (el)
GR (1) GR3023041T3 (el)
MY (1) MY109860A (el)
NL (1) NL9201782A (el)
PL (1) PL172505B1 (el)
RU (1) RU95112469A (el)
WO (1) WO1994008906A1 (el)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0713978B1 (en) * 1994-11-25 1999-08-04 Fujikoki Mfg. Co., Ltd. Drainage pump
JP3910665B2 (ja) * 1996-10-11 2007-04-25 株式会社不二工機 排水ポンプ
US5785899A (en) * 1997-03-24 1998-07-28 Dbs Manufacturing, Inc. Aerating rotor with submersible planetary gearbox
US6560461B1 (en) 1997-08-04 2003-05-06 Mundi Fomukong Authorized location reporting paging system
US6860631B2 (en) 1998-09-28 2005-03-01 The Penn State Research Foundation Surface aeration impeller designs
US6715912B2 (en) * 1998-09-28 2004-04-06 The Penn State Research Foundation Surface aeration impellers
US20040188334A1 (en) * 1998-09-28 2004-09-30 Mcwhirter John R. Novel biochemical oxidation system
NL1027600C2 (nl) * 2004-11-26 2006-05-29 Andries Visser Inrichting en werkwijze voor het beluchten van afvalwater.
EP1776999A1 (en) * 2005-10-21 2007-04-25 Abb Research Ltd. A mixing device
JP2010042411A (ja) * 2009-09-25 2010-02-25 Penn State Research Foundation 表面曝気羽根車
US8843338B2 (en) 2011-07-29 2014-09-23 Nokia Corporation Processing Data for Calibration
JP2020203256A (ja) * 2019-06-18 2020-12-24 セイコーエプソン株式会社 攪拌装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3154601A (en) * 1959-08-06 1964-10-27 Glatfelter Co P H Aerator
US3360460A (en) * 1965-01-11 1967-12-26 Roy F Weston Surface aerator
NL6903806A (en) * 1969-03-12 1970-09-15 Agitator for gas/liquid reactor for ferment - ation processes
GB1263405A (en) * 1970-02-13 1972-02-09 Hartley Simon Ltd Improvements in or relating to aerators
US4151231A (en) * 1976-01-10 1979-04-24 Simon-Hartley Limited Rotary surface aerators
NL169165C (nl) * 1976-05-31 1985-04-16 Dhv Raadgevend Ing Oppervlaktebeluchter.
GB1522874A (en) * 1976-07-08 1978-08-31 Air Prod & Chem Mechanical aerators for liquids

Also Published As

Publication number Publication date
ES2099485T3 (es) 1997-05-16
NL9201782A (nl) 1994-05-02
US5522989A (en) 1996-06-04
ATE147712T1 (de) 1997-02-15
RU95112469A (ru) 1997-01-10
WO1994008906A1 (en) 1994-04-28
MY109860A (en) 1997-09-30
PL172505B1 (en) 1997-10-31
BR9307352A (pt) 1999-06-01
FI951787A (fi) 1995-04-13
EP0664772B1 (en) 1997-01-15
FI951787A0 (fi) 1995-04-13
EP0664772A1 (en) 1995-08-02
DK0664772T3 (da) 1997-07-21
JPH08504660A (ja) 1996-05-21
PL308229A1 (en) 1995-07-24
DE69307530T2 (de) 1997-07-17
DE69307530D1 (de) 1997-02-27

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