ATE158388T1 - Mehrstufige pumpe - Google Patents

Mehrstufige pumpe

Info

Publication number
ATE158388T1
ATE158388T1 AT93120061T AT93120061T ATE158388T1 AT E158388 T1 ATE158388 T1 AT E158388T1 AT 93120061 T AT93120061 T AT 93120061T AT 93120061 T AT93120061 T AT 93120061T AT E158388 T1 ATE158388 T1 AT E158388T1
Authority
AT
Austria
Prior art keywords
impeller
shaft
impellers
jacket
bowl
Prior art date
Application number
AT93120061T
Other languages
English (en)
Inventor
Aldo Janigro
Maurizio Valsecchi
Bastiani Fiorenzo De
Original Assignee
Lowara Spa
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 Lowara Spa filed Critical Lowara Spa
Application granted granted Critical
Publication of ATE158388T1 publication Critical patent/ATE158388T1/de

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
    • 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
    • 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
    • F04D1/063—Multi-stage pumps of the vertically split casing type
    • 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)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Details Of Reciprocating Pumps (AREA)
  • Mechanical Sealing (AREA)
AT93120061T 1992-12-16 1993-12-13 Mehrstufige pumpe ATE158388T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITMI922871A IT1256730B (it) 1992-12-16 1992-12-16 Pompa multistadio di tipo sommerso, provvista di elementi interni modulari in materiali antiusura.

Publications (1)

Publication Number Publication Date
ATE158388T1 true ATE158388T1 (de) 1997-10-15

Family

ID=11364476

Family Applications (1)

Application Number Title Priority Date Filing Date
AT93120061T ATE158388T1 (de) 1992-12-16 1993-12-13 Mehrstufige pumpe

Country Status (7)

Country Link
US (1) US5425618A (de)
EP (1) EP0602576B1 (de)
AT (1) ATE158388T1 (de)
DE (2) DE602576T1 (de)
DK (1) DK0602576T3 (de)
ES (1) ES2072237T3 (de)
IT (1) IT1256730B (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09264293A (ja) * 1996-03-29 1997-10-07 Ebara Corp セラミックス製羽根車の取付構造
JP3352924B2 (ja) * 1997-09-30 2002-12-03 株式会社荏原製作所 流体機械
US5993153A (en) * 1998-01-23 1999-11-30 Ingersoll-Dresser Pump Company Open bowl for a vertical turbine pump
RU2159869C1 (ru) * 1999-07-13 2000-11-27 Открытое акционерное общество "Альметьевский насосный завод" Многоступенчатый центробежный насос
RU2161737C1 (ru) * 2000-03-02 2001-01-10 Открытое акционерное общество "Альметьевский насосный завод" Многоступенчатый центробежный насос
RU2330187C1 (ru) * 2006-10-30 2008-07-27 Шлюмбергер Текнолоджи Б.В. (Schlumberger Technology B.V.) Погружной электрический насос
US8534366B2 (en) * 2010-06-04 2013-09-17 Zeitecs B.V. Compact cable suspended pumping system for lubricator deployment
WO2020243242A1 (en) 2019-05-29 2020-12-03 Fluid Handling Llc Bearing-less turbine

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE460809A (de) *
FR1263094A (fr) * 1960-07-25 1961-06-05 Tait Mfg Co The Pompes centrifuges submersibles
US3285185A (en) * 1964-12-10 1966-11-15 Goulds Pumps Submersible pump
US3437045A (en) * 1967-08-31 1969-04-08 Tait Mfg Co The Submersible pump
US4511307A (en) * 1983-09-02 1985-04-16 Dresser Industries, Inc. Centrifugal pump
US4872808A (en) * 1987-06-22 1989-10-10 Oil Dynamics, Inc. Centrifugal pump modular bearing support for pumping fluids containing abrasive particles
DE3826472A1 (de) * 1988-08-04 1990-02-08 Klein Schanzlin & Becker Ag Kreiselpumpe keramischer bauart
US5088893A (en) * 1989-02-24 1992-02-18 The Carborundum Company Molten metal pump
US5133639A (en) * 1991-03-19 1992-07-28 Sta-Rite Industries, Inc. Bearing arrangement for centrifugal pump
US5186604A (en) * 1991-12-23 1993-02-16 The United States Of America As Represented By The Secretary Of The Navy Electro-rheological disk pump

Also Published As

Publication number Publication date
ES2072237T3 (es) 1997-12-16
DE69313989D1 (de) 1997-10-23
ITMI922871A1 (it) 1994-06-16
ES2072237T1 (es) 1995-07-16
DE602576T1 (de) 1995-10-12
EP0602576B1 (de) 1997-09-17
DE69313989T2 (de) 1998-02-05
EP0602576A1 (de) 1994-06-22
DK0602576T3 (da) 1998-05-11
IT1256730B (it) 1995-12-15
ITMI922871A0 (it) 1992-12-16
US5425618A (en) 1995-06-20

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