EP1581745A4 - Rotors d'aeration de surface - Google Patents

Rotors d'aeration de surface

Info

Publication number: EP1581745A4
Authority: EP; European Patent Office
Prior art keywords: surface aeration; aeration impellers; impellers; aeration
Prior art date: 2002-09-16
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 Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn

Application number

EP02802924A

Other languages

German (de)

English (en)

Other versions

EP1581745A2 (fr

Inventor

John R Mcwhirter

Prakash G Balan

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.)

Penn State Research Foundation

Mixing and Mass Transfer Technologies LLC

Original Assignee

Penn State Research Foundation

Mixing and Mass Transfer Technologies LLC

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.)

2002-09-16

Filing date

2002-09-16

Publication date

2010-12-15

2002-09-16 Application filed by Penn State Research Foundation, Mixing and Mass Transfer Technologies LLC filed Critical Penn State Research Foundation

2002-09-16 Priority claimed from PCT/US2002/029280 external-priority patent/WO2004025125A2/fr

2005-10-05 Publication of EP1581745A2 publication Critical patent/EP1581745A2/fr

2010-12-15 Publication of EP1581745A4 publication Critical patent/EP1581745A4/fr

Status Withdrawn legal-status Critical Current

Classifications

- 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
- 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

Landscapes

Engineering & Computer Science (AREA)
Chemical & Material Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
Mixers Of The Rotary Stirring Type (AREA)
Accessories For Mixers (AREA)

EP02802924A 2002-09-16 2002-09-16 Rotors d'aeration de surface Withdrawn EP1581745A4 (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
PCT/US2002/029280 WO2004025125A2 (fr)	1998-09-28	2002-09-16	Rotors d'aeration de surface

Publications (2)

Publication Number	Publication Date
EP1581745A2 EP1581745A2 (fr)	2005-10-05
EP1581745A4 true EP1581745A4 (fr)	2010-12-15

Family

ID=34374683

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP02802924A Withdrawn EP1581745A4 (fr)	2002-09-16	2002-09-16	Rotors d'aeration de surface

Country Status (5)

Country	Link
EP (1)	EP1581745A4 (fr)
JP (1)	JP2006503687A (fr)
AU (1)	AU2002365076B2 (fr)
CA (1)	CA2499051C (fr)
MX (1)	MXPA05002888A (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL1027600C2 (nl) *	2004-11-26	2006-05-29	Andries Visser	Inrichting en werkwijze voor het beluchten van afvalwater.
EP2216395A1 (fr)	2009-02-09	2010-08-11	Lonza Biologics plc.	Bioréacteur pour la culture de cellules de mammifères
JP5704928B2 (ja) *	2011-01-11	2015-04-22	株式会社環境測定サービス	水循環装置
CN102583720B (zh) *	2012-02-23	2013-09-25	安徽国祯环保节能科技股份有限公司	深水型倒伞曝气机叶轮
DE102013225662A1 (de) *	2013-12-11	2015-06-11	Invent Umwelt- Und Verfahrenstechnik Ag	Rührkörper zum Umwälzen von in einem Becken aufgenommenem Abwasser und Vorrichtung
JP6169207B1 (ja) *	2016-02-29	2017-07-26	株式会社メデック	攪拌用回転体および攪拌装置
JP6908502B2 (ja) *	2017-11-17	2021-07-28	新明和工業株式会社	曝気装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2003759A1 (de) *	1970-01-28	1971-09-23	Bamag Verfahrenstechnik Gmbh	Belueftungskreisel
DE2418679A1 (de) *	1974-02-28	1975-10-30	Sotralentz Sa	Vorrichtung zum verspruehen von klaerwasser in luft

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3290016A (en) *	1965-01-08	1966-12-06	Nettco Corp	Mixer means and impeller therefor
US4066383A (en) *	1976-06-18	1978-01-03	General Signal Corporation	Surface aeration impeller

2002
- 2002-09-16 EP EP02802924A patent/EP1581745A4/fr not_active Withdrawn
- 2002-09-16 CA CA2499051A patent/CA2499051C/fr not_active Expired - Fee Related
- 2002-09-16 MX MXPA05002888A patent/MXPA05002888A/es active IP Right Grant
- 2002-09-16 JP JP2004535370A patent/JP2006503687A/ja active Pending
- 2002-09-16 AU AU2002365076A patent/AU2002365076B2/en not_active Ceased

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2003759A1 (de) *	1970-01-28	1971-09-23	Bamag Verfahrenstechnik Gmbh	Belueftungskreisel
DE2418679A1 (de) *	1974-02-28	1975-10-30	Sotralentz Sa	Vorrichtung zum verspruehen von klaerwasser in luft

Also Published As

Publication number	Publication date
MXPA05002888A (es)	2005-10-05
AU2002365076B2 (en)	2008-12-18
CA2499051A1 (fr)	2004-03-25
EP1581745A2 (fr)	2005-10-05
AU2002365076A1 (en)	2004-04-30
CA2499051C (fr)	2010-06-01
JP2006503687A (ja)	2006-02-02

Publication	Publication Date	Title
EP1670524A4 (fr)	2012-12-26	Turbine
AU2003270832A8 (en)	2004-04-19	Portable thermocycler
AU148657S (en)	2002-07-30	Blender
EP1483895A4 (fr)	2007-12-12	Imprimante-scanner manuelle
HUE040076T2 (hu)	2019-02-28	Szennyvízszivattyú
GB0223570D0 (en)	2002-11-20	Surface treatment
GB0225197D0 (en)	2002-12-11	Surface
GB0313143D0 (en)	2003-07-09	Sewage aeration
AU150845S (en)	2003-02-26	An impeller
EP1581745A4 (fr)	2010-12-15	Rotors d'aeration de surface
EP1469204A4 (fr)	2010-04-14	Tete de pompe
EP1614746A4 (fr)	2006-08-02	Fructosylamine oxydase
GB2389655B (en)	2006-03-01	Spirit level
AU152494S (en)	2003-07-31	Level
GB0318449D0 (en)	2003-09-10	Impeller unit
GB0200489D0 (en)	2002-02-27	Kart
GB2393932B (en)	2006-07-19	Surface preparation
EP1635759A4 (fr)	2007-10-17	Baignoire a bulles
AU2003250902A8 (en)	2004-02-09	Spirit level
GB0217672D0 (en)	2002-09-11	Powerdrive
TW543371U (en)	2003-07-21	Float
GB0222569D0 (en)	2002-11-06	Integrated bio-treatment
GB0222624D0 (en)	2002-11-06	Surface modification
GB0225182D0 (en)	2002-12-11	Multi-plane-view spirit level
GB0209533D0 (en)	2002-06-05	Aerated shoe

Legal Events

Date	Code	Title	Description
2005-08-19	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
2005-10-05	17P	Request for examination filed	Effective date: 20050510
2005-10-05	AK	Designated contracting states	Kind code of ref document: A2 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR IE IT LI LU MC NL PT SE SK TR
2005-10-05	AX	Request for extension of the european patent	Extension state: AL LT LV MK RO SI
2005-10-07	PUAK	Availability of information related to the publication of the international search report	Free format text: ORIGINAL CODE: 0009015
2005-11-23	AK	Designated contracting states	Kind code of ref document: A3 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR IE IT LI LU MC NL PT SE SK TR
2005-11-23	AX	Request for extension of the european patent	Extension state: AL LT LV MK RO SI
2006-01-04	DAX	Request for extension of the european patent (deleted)
2006-01-11	RIC1	Information provided on ipc code assigned before grant	Ipc: B01F 3/04 19680901AFI20051123BHEP
2009-03-11	RAP1	Party data changed (applicant data changed or rights of an application transferred)	Owner name: MIXING AND MASS TRANSFER TECHNOLOGIES, LLC Owner name: THE PENN STATE RESEARCH FOUNDATION
2010-12-15	A4	Supplementary search report drawn up and despatched	Effective date: 20101111
2010-12-15	RIC1	Information provided on ipc code assigned before grant	Ipc: F04D 29/22 20060101ALI20101105BHEP Ipc: B01F 3/04 20060101AFI20051123BHEP
2011-05-04	17Q	First examination report despatched	Effective date: 20110404
2013-09-27	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN
2013-10-30	18D	Application deemed to be withdrawn	Effective date: 20130403