EP1243313A3 - Device and method for mixing a gas with a liquid or a liquid with a liquid - Google Patents

Device and method for mixing a gas with a liquid or a liquid with a liquid Download PDF

Info

Publication number: EP1243313A3
Authority: EP; European Patent Office
Prior art keywords: liquid; gas; air; propeller; mixing
Prior art date: 2001-03-23
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 Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn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

EP02006458A

Other languages

German (de)

English (en)

French (fr)

Other versions

EP1243313A2 (en

Inventor

Alberto Amici

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.)

R T N Srl

Original Assignee

R T N Srl

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.)

2001-03-23

Filing date

2002-03-22

Publication date

2004-09-01

2002-03-22 Application filed by R T N Srl filed Critical R T N Srl

2002-09-25 Publication of EP1243313A2 publication Critical patent/EP1243313A2/en

2004-09-01 Publication of EP1243313A3 publication Critical patent/EP1243313A3/en

Status Withdrawn legal-status Critical Current

Classifications

- 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
- B01F23/233—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
- B01F23/2331—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the introduction of the gas along the axis of the stirrer or along the stirrer elements
- 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
- B01F23/40—Mixing liquids with liquids; Emulsifying
- B01F23/43—Mixing liquids with liquids; Emulsifying using driven stirrers
- B01F23/431—Mixing liquids with liquids; Emulsifying using driven stirrers the liquids being introduced from the outside through or along the axis of a rotating stirrer, e.g. the stirrer rotating due to the reaction of the introduced liquid
- 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
- B01F27/113—Propeller-shaped stirrers for producing an axial flow, e.g. shaped like a ship or aircraft propeller

Landscapes

Chemical & Material Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Engineering & Computer Science (AREA)
Aviation & Aerospace Engineering (AREA)
Mixers Of The Rotary Stirring Type (AREA)

EP02006458A 2001-03-23 2002-03-22 Device and method for mixing a gas with a liquid or a liquid with a liquid Withdrawn EP1243313A3 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
ITPC010014		2001-03-23
IT2001PC000014A ITPC20010014A1 (it)	2001-03-23	2001-03-23	Dispositivo e metodo per miscelare un gas con un liquido o un liquidocon un liquido.

Publications (2)

Publication Number	Publication Date
EP1243313A2 EP1243313A2 (en)	2002-09-25
EP1243313A3 true EP1243313A3 (en)	2004-09-01

Family

ID=11451706

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP02006458A Withdrawn EP1243313A3 (en)	2001-03-23	2002-03-22	Device and method for mixing a gas with a liquid or a liquid with a liquid

Country Status (2)

Country	Link
EP (1)	EP1243313A3 (it)
IT (1)	ITPC20010014A1 (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CA2570936C (en) *	2004-06-21	2011-08-16	Blair H. Hills	Apparatus and method for diffused aeration
US8146894B2 (en)	2004-06-21	2012-04-03	Hills Blair H	Apparatus for mixing gasses and liquids
DE102005056296B3 (de) *	2005-11-24	2007-04-12	Huppmann Ag	Maischgefäß für die Bierherstellung und Flügelrotor für ein Maischgefäß
WO2007092701A2 (en)	2006-01-30	2007-08-16	Hills Blair H	Apparatus for mixing gasses and liquids
DE102010046121A1 (de) *	2010-09-21	2012-03-22	EKATO Rühr- und Mischtechnik GmbH	Rührblatt und Rührvorrichtung
DE102019101934A1 (de)	2019-01-25	2020-07-30	EKATO Rühr- und Mischtechnik GmbH	Rührorganvorrichtung
CN111804041B (zh) *	2020-08-31	2020-12-08	烟台熙成环保技术有限公司	一种废水处理用微滤机及其废水处理方法

Citations (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1113210B (de) *	1957-02-14	1961-08-31	Patentauswertung Vogelbusch Ge	Vorrichtung zur feinsten Verteilung von Gasen in Fluessigkeiten
DE1189522B (de) *	1957-04-20	1965-03-25	Patentauswertung Vogelbusch Ge	Vorrichtung zur feinsten Verteilung von Gasen in Fluessigkeiten
DE1230399B (de) *	1962-08-07	1966-12-15	Weinrich Heinrich Dr Ing	Vorrichtung zum Begasen von Fluessigkeiten
DE1244121B (de) *	1962-05-30	1967-07-13	Escher Wyss Gmbh	Vorrichtung zum intensiven Begasen von Fluessigkeiten
DE1278409B (de) *	1965-10-11	1968-09-26	Weinrich Heinrich Dr Ing	Vorrichtung zum Begasen von Fluessigkeiten
DE1457186A1 (de) *	1965-10-19	1970-06-04	Weinrich Heinrich Dr Ing	Umwaelzpropeller zur Gaseintragung in Fluessigkeiten
DE2500887A1 (de) *	1975-01-10	1976-07-15	Linde Ag	Ruehrer
GB1449410A (en) *	1973-08-29	1976-09-15	Ja Ro Ab Oy	Apparatus for dispersing a medium in another medium
GB1494731A (en) *	1973-12-12	1977-12-14	Boc International Ltd	Dissolving gases
EP0015050A1 (en) *	1979-01-29	1980-09-03	General Signal Corporation	Fluids mixing apparatus
JPS63310628A (ja) *	1987-02-21	1988-12-19	▲土▼田　正志	プロペラ型運搬装置

2001
- 2001-03-23 IT IT2001PC000014A patent/ITPC20010014A1/it unknown
2002
- 2002-03-22 EP EP02006458A patent/EP1243313A3/en not_active Withdrawn

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1113210B (de) *	1957-02-14	1961-08-31	Patentauswertung Vogelbusch Ge	Vorrichtung zur feinsten Verteilung von Gasen in Fluessigkeiten
DE1189522B (de) *	1957-04-20	1965-03-25	Patentauswertung Vogelbusch Ge	Vorrichtung zur feinsten Verteilung von Gasen in Fluessigkeiten
DE1244121B (de) *	1962-05-30	1967-07-13	Escher Wyss Gmbh	Vorrichtung zum intensiven Begasen von Fluessigkeiten
DE1230399B (de) *	1962-08-07	1966-12-15	Weinrich Heinrich Dr Ing	Vorrichtung zum Begasen von Fluessigkeiten
DE1278409B (de) *	1965-10-11	1968-09-26	Weinrich Heinrich Dr Ing	Vorrichtung zum Begasen von Fluessigkeiten
DE1457186A1 (de) *	1965-10-19	1970-06-04	Weinrich Heinrich Dr Ing	Umwaelzpropeller zur Gaseintragung in Fluessigkeiten
GB1449410A (en) *	1973-08-29	1976-09-15	Ja Ro Ab Oy	Apparatus for dispersing a medium in another medium
GB1494731A (en) *	1973-12-12	1977-12-14	Boc International Ltd	Dissolving gases
DE2500887A1 (de) *	1975-01-10	1976-07-15	Linde Ag	Ruehrer
EP0015050A1 (en) *	1979-01-29	1980-09-03	General Signal Corporation	Fluids mixing apparatus
JPS63310628A (ja) *	1987-02-21	1988-12-19	▲土▼田　正志	プロペラ型運搬装置

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
DICKEY D S: "SUCCEED AT STIRRED-TANK-REACTOR DESIGN", CHEM. ENGINEERING PROGR., AMERICAN INST. OF CHEM. ENGINEERS, NEW YORK, USA, vol. 87, no. 12, 1 December 1991 (1991-12-01), pages 22 - 31, XP000243999, ISSN: 0360-7275 *
PATENT ABSTRACTS OF JAPAN vol. 0131, no. 51 (C - 584) 12 April 1989 (1989-04-12) *

Also Published As

Publication number	Publication date
EP1243313A2 (en)	2002-09-25
ITPC20010014A1 (it)	2002-09-23

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Legal Events

Date	Code	Title	Description
2002-08-09	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
2002-09-25	AK	Designated contracting states	Kind code of ref document: A2 Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
2002-09-25	AX	Request for extension of the european patent	Free format text: AL;LT;LV;MK;RO;SI
2004-07-16	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
2004-09-01	AK	Designated contracting states	Kind code of ref document: A3 Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
2004-09-01	AX	Request for extension of the european patent	Extension state: AL LT LV MK RO SI
2004-09-01	RIC1	Information provided on ipc code assigned before grant	Ipc: 7C 12M 1/06 B Ipc: 7C 02F 3/20 B Ipc: 7B 01F 13/02 B Ipc: 7B 01F 15/00 B Ipc: 7B 01F 3/08 B Ipc: 7B 01F 3/04 A
2005-05-18	AKX	Designation fees paid
2005-06-23	REG	Reference to a national code	Ref country code: DE Ref legal event code: 8566
2005-11-04	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
2005-12-21	18D	Application deemed to be withdrawn	Effective date: 20050402