EP1087145A3 - Kreiselpumpe - Google Patents

Kreiselpumpe Download PDF

Info

Publication number
EP1087145A3
EP1087145A3 EP00308247A EP00308247A EP1087145A3 EP 1087145 A3 EP1087145 A3 EP 1087145A3 EP 00308247 A EP00308247 A EP 00308247A EP 00308247 A EP00308247 A EP 00308247A EP 1087145 A3 EP1087145 A3 EP 1087145A3
Authority
EP
European Patent Office
Prior art keywords
impeller
shroud
fluid
centrifugal pump
outlet
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Withdrawn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
EP00308247A
Other languages
English (en)
French (fr)
Other versions
EP1087145A2 (de
Inventor
Abbas Alexander Alahyari
Michael Kenneth Sahm
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.)
Messer LLC
Original Assignee
BOC Group Inc
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 BOC Group Inc filed Critical BOC Group Inc
Publication of EP1087145A2 publication Critical patent/EP1087145A2/de
Publication of EP1087145A3 publication Critical patent/EP1087145A3/de
Withdrawn legal-status Critical Current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
    • F04D29/2238—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
    • F04D1/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D1/06—Multi-stage 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
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/44—Fluid-guiding means, e.g. diffusers
    • F04D29/445—Fluid-guiding means, e.g. diffusers especially adapted for liquid pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
EP00308247A 1999-09-24 2000-09-21 Kreiselpumpe Withdrawn EP1087145A3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US40518499A 1999-09-24 1999-09-24
US405184 1999-09-24

Publications (2)

Publication Number Publication Date
EP1087145A2 EP1087145A2 (de) 2001-03-28
EP1087145A3 true EP1087145A3 (de) 2001-04-18

Family

ID=23602629

Family Applications (1)

Application Number Title Priority Date Filing Date
EP00308247A Withdrawn EP1087145A3 (de) 1999-09-24 2000-09-21 Kreiselpumpe

Country Status (1)

Country Link
EP (1) EP1087145A3 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113503253B (zh) * 2021-06-17 2025-05-30 扬州大学 一种带螺旋型导叶的微型圆盘泵

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB297661A (de) * 1900-01-01
US2273420A (en) * 1941-02-17 1942-02-17 Pomona Pump Co Centrifugal pump
US2857849A (en) * 1953-11-13 1958-10-28 Joseph R Smylie Motor driven pumping units
US3093084A (en) * 1961-02-21 1963-06-11 Derderian George Pump
US3779668A (en) * 1972-05-11 1973-12-18 Mcneil Corp Stage for a centrifugal pump
US3837612A (en) * 1973-06-01 1974-09-24 Red Jacket Mfg Co Mold apparatus for mixed flow impeller
US3953150A (en) * 1972-02-10 1976-04-27 Sundstrand Corporation Impeller apparatus
US4802819A (en) * 1987-09-14 1989-02-07 Mcneil (Ohio) Corporation Centrifugal pump
DE19607292A1 (de) * 1996-02-27 1997-08-28 Grundfos As Gehäuse mit Leitapparat für eine Pumpenstufe einer mehrstufigen Kreiselpumpe

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CS175720B1 (de) 1974-04-01 1977-05-31
US5344285A (en) 1993-10-04 1994-09-06 Ingersoll-Dresser Pump Company Centrifugal pump with monolithic diffuser and return vane channel ring member
DE19541600C1 (de) 1995-11-08 1997-07-17 Deutsche Forsch Luft Raumfahrt Stromabnehmer für die Energieübertragung zwischen einem Fahrdraht und einem Triebwagen
US5938661A (en) 1997-02-05 1999-08-17 Symbosis Corporation Single arm electrocautery probes for use with a resectoscope

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB297661A (de) * 1900-01-01
US2273420A (en) * 1941-02-17 1942-02-17 Pomona Pump Co Centrifugal pump
US2857849A (en) * 1953-11-13 1958-10-28 Joseph R Smylie Motor driven pumping units
US3093084A (en) * 1961-02-21 1963-06-11 Derderian George Pump
US3953150A (en) * 1972-02-10 1976-04-27 Sundstrand Corporation Impeller apparatus
US3779668A (en) * 1972-05-11 1973-12-18 Mcneil Corp Stage for a centrifugal pump
US3837612A (en) * 1973-06-01 1974-09-24 Red Jacket Mfg Co Mold apparatus for mixed flow impeller
US4802819A (en) * 1987-09-14 1989-02-07 Mcneil (Ohio) Corporation Centrifugal pump
DE19607292A1 (de) * 1996-02-27 1997-08-28 Grundfos As Gehäuse mit Leitapparat für eine Pumpenstufe einer mehrstufigen Kreiselpumpe

Also Published As

Publication number Publication date
EP1087145A2 (de) 2001-03-28

Similar Documents

Publication Publication Date Title
US5490763A (en) Pump for shear sensitive fluids
ES2175180T3 (es) Rotor de bomba provisto de alabes de entrada decalados y separados.
JP4674206B2 (ja) 改良されたポンプのインペラ
EP0834326A3 (de) Turboblutpumpe
EP0795688A3 (de) Kreiselaggregat für Fluide
EP0810374A3 (de) Kreiselpumpaggregat
EP0560466A3 (de) Zentrifugalblutpumpe und Motorantrieb
EP1041289A3 (de) Direktangetriebene Verdichtereinheit
AU2003202357A1 (en) Dual inlet mixed-flow blood pump
WO2007084339A3 (en) Rotary blood pump
CA2509841A1 (en) Centrifugal pump with configured volute
CA2404623A1 (en) Ventricular assist system secondary impeller
EP1016790A3 (de) Stator für Axiallüfter
JP2006527804A5 (de)
EP1344541A3 (de) Zentrifugalpumpe
WO2002070139A3 (en) Compact centrifugal blower with annular stator
JP2005171825A5 (de)
UA90137C2 (ru) Рабочее колесо для центробежного насоса
EP1079112A3 (de) Elektromotorisch angetriebene Kreiselpumpe mit aussenliegendem Rotor
US5071317A (en) Centrifugal pump having a unitary one-piece diffusion casing and a unitary one piece turbine impeller unit
JP2908370B2 (ja) 遠心形多翼送風機
ATE491094T1 (de) Zellstoffpumpe
US4531887A (en) Continuous blade multi-stage pump
JPH10141293A (ja) 遠心式流体機械
EP1087145A2 (de) Kreiselpumpe

Legal Events

Date Code Title Description
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

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

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

AX Request for extension of the european patent

Free format text: AL;LT;LV;MK;RO;SI

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

AX Request for extension of the european patent

Free format text: AL;LT;LV;MK;RO;SI

AKX Designation fees paid
REG Reference to a national code

Ref country code: DE

Ref legal event code: 8566

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

18D Application deemed to be withdrawn

Effective date: 20011019