EP2984348A4 - Pump impeller - Google Patents

Pump impeller

Info

Publication number
EP2984348A4
EP2984348A4 EP14849056.8A EP14849056A EP2984348A4 EP 2984348 A4 EP2984348 A4 EP 2984348A4 EP 14849056 A EP14849056 A EP 14849056A EP 2984348 A4 EP2984348 A4 EP 2984348A4
Authority
EP
European Patent Office
Prior art keywords
pump impeller
impeller
pump
Prior art date
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Withdrawn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.)
Filing date
Publication date
Priority claimed from AU2013901228A external-priority patent/AU2013901228A0/en
Application filed by Weir Minerals Australia Ltd filed Critical Weir Minerals Australia Ltd
Publication of EP2984348A1 publication Critical patent/EP2984348A1/en
Publication of EP2984348A4 publication Critical patent/EP2984348A4/en
Withdrawn legal-status Critical Current

Links

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
BR112023023772A2 (en) * 2021-06-25 2024-01-30 Weir Minerals Australia Ltd CENTRIFUGAL PUMP IMPELLER WITH CONICAL CASING

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

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

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Legal Events

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Effective date: 20161018

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