EP2984348A4 - Pump impeller - Google Patents

Pump impeller

Info

Publication number: EP2984348A4
Authority: EP; European Patent Office
Prior art keywords: pump impeller; impeller; pump
Prior art date: 2013-04-10
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 Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn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

EP14849056.8A

Other languages

German (de)

French (fr)

Other versions

EP2984348A1 (en

Inventor

Luis Moscoso Lavagna

Garry Bruce Glaves

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.)

Weir Minerals Australia Ltd

Original Assignee

Weir Minerals Australia Ltd

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.)

2013-04-10

Filing date

2014-04-10

Publication date

2016-11-16

2013-04-10 Priority claimed from AU2013901228A external-priority patent/AU2013901228A0/en

2014-04-10 Application filed by Weir Minerals Australia Ltd filed Critical Weir Minerals Australia Ltd

2016-02-17 Publication of EP2984348A1 publication Critical patent/EP2984348A1/en

2016-11-16 Publication of EP2984348A4 publication Critical patent/EP2984348A4/en

Status Withdrawn legal-status Critical Current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
- F04D29/2205—Conventional flow pattern
- F04D29/2216—Shape, geometry
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D1/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
- 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
- F04D29/2238—Special flow patterns
- F04D29/225—Channel wheels, e.g. one blade or one flow channel
- 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
- F04D29/2238—Special flow patterns
- F04D29/2255—Special flow patterns flow-channels with a special cross-section contour, e.g. ejecting, throttling or diffusing effect
- 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
- F04D29/2294—Rotors specially for centrifugal pumps with special measures for protection, e.g. against abrasion
- 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
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/426—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps
- 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

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
Geometry (AREA)
Structures Of Non-Positive Displacement Pumps (AREA)

EP14849056.8A 2013-04-10 2014-04-10 Pump impeller Withdrawn EP2984348A4 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
AU2013901228A AU2013901228A0 (en)		2013-04-10	Pump impeller
PCT/AU2014/000397 WO2015042634A1 (en)	2013-04-10	2014-04-10	Pump impeller

Publications (2)

Publication Number	Publication Date
EP2984348A1 EP2984348A1 (en)	2016-02-17
EP2984348A4 true EP2984348A4 (en)	2016-11-16

Family

ID=52741623

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP14849056.8A Withdrawn EP2984348A4 (en)	2013-04-10	2014-04-10	Pump impeller

Country Status (7)

Country	Link
US (1)	US20160061213A1 (en)
EP (1)	EP2984348A4 (en)
CN (1)	CN105102820A (en)
AU (1)	AU2014328453A1 (en)
CA (1)	CA2906748A1 (en)
CL (1)	CL2015002998A1 (en)
WO (1)	WO2015042634A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US10392087B2 (en) *	2009-07-23	2019-08-27	Jose Angel Acosta	Peripheral tunnels propeller with alternative balance
US20240255000A1 (en) *	2021-06-25	2024-08-01	Weir Minerals Australia Ltd	Centrifugal Pump Impeller With Tapered Shroud

Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP1229250A1 (en) *	2001-01-31	2002-08-07	Bruno H. Thut	Impeller for molten metal pump with reduced clogging
US20090004020A1 (en) *	2006-02-27	2009-01-01	Oase Gmbh	Water Pump
WO2012115452A2 (en) *	2011-02-22	2012-08-30	Lee Jea Woong	Impeller having cylindrical vanes

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE344907C (en)	1917-05-15	1921-12-02	Boston	Manufacture of molds for shoe soles from two different metals
SE316376B (en)	1966-11-04	1969-10-20	Svenska Maskinverken Ab
US4521325A (en)	1983-12-12	1985-06-04	Olin Corporation	Selected N,1-disubstituted hydrazinecarboxamides and their use as antioxidants
DE3444907A1 (en) *	1984-12-08	1986-06-12	Reinhard 4410 Warendorf Rolf	Centrifugal pump
US6736616B2 (en)	2002-05-20	2004-05-18	Oliver Laing	Centrifugal pump with integrated motor
EP1460275B1 (en) *	2003-03-21	2005-07-27	Grundfos A/S	Motor pump

2014
- 2014-04-10 CA CA2906748A patent/CA2906748A1/en not_active Abandoned
- 2014-04-10 US US14/783,587 patent/US20160061213A1/en not_active Abandoned
- 2014-04-10 EP EP14849056.8A patent/EP2984348A4/en not_active Withdrawn
- 2014-04-10 CN CN201480020362.5A patent/CN105102820A/en active Pending
- 2014-04-10 AU AU2014328453A patent/AU2014328453A1/en not_active Abandoned
- 2014-04-10 WO PCT/AU2014/000397 patent/WO2015042634A1/en not_active Ceased
2015
- 2015-10-08 CL CL2015002998A patent/CL2015002998A1/en unknown

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP1229250A1 (en) *	2001-01-31	2002-08-07	Bruno H. Thut	Impeller for molten metal pump with reduced clogging
US20090004020A1 (en) *	2006-02-27	2009-01-01	Oase Gmbh	Water Pump
WO2012115452A2 (en) *	2011-02-22	2012-08-30	Lee Jea Woong	Impeller having cylindrical vanes

Also Published As

Publication number	Publication date
CL2015002998A1 (en)	2016-09-02
EP2984348A1 (en)	2016-02-17
CN105102820A (en)	2015-11-25
WO2015042634A1 (en)	2015-04-02
WO2015042634A8 (en)	2015-10-22
CA2906748A1 (en)	2015-04-02
AU2014328453A1 (en)	2015-11-26
US20160061213A1 (en)	2016-03-03

Publication	Publication Date	Title
PL3008346T3 (en)	2019-05-31	Pump
GB201322103D0 (en)	2014-01-29	Fluid pump
ZA201508073B (en)	2016-10-26	Pump arrangement
AP2015008763A0 (en)	2015-09-30	Slurry pump impeller
ZA201508250B (en)	2017-01-25	Pump arrangement
PL2964958T3 (en)	2021-11-29	Pumps
EP3056733C0 (en)	2023-11-08	Pump
GB2512095B (en)	2015-07-08	Pump
ZA201603992B (en)	2017-08-30	Agitator impeller arrangement
ZA201508072B (en)	2016-10-26	Pump arrangement
GB2510829B (en)	2015-09-02	Pumping system
GB201307196D0 (en)	2013-05-29	Vacuum pump
GB201305761D0 (en)	2013-05-15	Blood Pump
GB201305758D0 (en)	2013-05-15	Blood Pump
GB2518806B (en)	2018-04-11	Pump assembly
SG11201507747RA (en)	2015-10-29	Syringe pump
PL3087278T3 (en)	2020-11-30	Fish-friendly pump or turbine
SG11201508898SA (en)	2015-11-27	Pump arrangement
PL2992214T3 (en)	2018-05-30	Pump shaft
GB201311172D0 (en)	2013-08-14	Pump
PL2778423T3 (en)	2018-07-31	Centrifugal pump assembly
EP2990652A4 (en)	2016-12-28	Pump device
EP2984348A4 (en)	2016-11-16	Pump impeller
EP2964948A4 (en)	2016-12-21	Dual inlet turbine pump
GB201312188D0 (en)	2013-08-21	Heat Pump

Legal Events

Date	Code	Title	Description
2016-01-15	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
2016-02-17	17P	Request for examination filed	Effective date: 20151109
2016-02-17	AK	Designated contracting states	Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
2016-02-17	AX	Request for extension of the european patent	Extension state: BA ME
2016-11-16	A4	Supplementary search report drawn up and despatched	Effective date: 20161018
2016-11-16	RIC1	Information provided on ipc code assigned before grant	Ipc: F04D 29/22 20060101ALI20161012BHEP Ipc: F04D 1/00 20060101ALI20161012BHEP Ipc: F04D 29/54 20060101ALI20161012BHEP Ipc: F04D 29/66 20060101ALI20161012BHEP Ipc: F04D 29/40 20060101ALI20161012BHEP Ipc: F04D 7/04 20060101AFI20161012BHEP
2018-01-03	GRAP	Despatch of communication of intention to grant a patent	Free format text: ORIGINAL CODE: EPIDOSNIGR1
2018-01-10	RIC1	Information provided on ipc code assigned before grant	Ipc: F04D 29/66 20060101ALI20171207BHEP Ipc: F04D 7/04 20060101AFI20171207BHEP Ipc: F04D 29/54 20060101ALI20171207BHEP Ipc: F04D 1/00 20060101ALI20171207BHEP Ipc: F04D 29/22 20060101ALI20171207BHEP Ipc: F04D 29/40 20060101ALI20171207BHEP Ipc: F04D 29/42 20060101ALI20171207BHEP
2018-01-24	INTG	Intention to grant announced	Effective date: 20180104
2018-10-12	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
2018-11-14	18D	Application deemed to be withdrawn	Effective date: 20180515