GR80708B - Improved multistage centrifugal pump of the type with closed impeller - Google Patents

Improved multistage centrifugal pump of the type with closed impeller

Info

Publication number
GR80708B
GR80708B GR80708A GR840180708A GR80708B GR 80708 B GR80708 B GR 80708B GR 80708 A GR80708 A GR 80708A GR 840180708 A GR840180708 A GR 840180708A GR 80708 B GR80708 B GR 80708B
Authority
GR
Greece
Prior art keywords
type
centrifugal pump
multistage centrifugal
closed impeller
improved multistage
Prior art date
Application number
GR80708A
Other languages
Greek (el)
Inventor
Regula George
Original Assignee
Jacuzzi Europ
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 Jacuzzi Europ filed Critical Jacuzzi Europ
Publication of GR80708B publication Critical patent/GR80708B/en

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
    • F04D29/08—Sealings
    • F04D29/16—Sealings between pressure and suction sides
    • F04D29/165—Sealings between pressure and suction sides especially adapted for liquid pumps
    • F04D29/167—Sealings between pressure and suction sides especially adapted for liquid pumps of a centrifugal flow wheel

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
GR80708A 1983-10-21 1984-10-18 Improved multistage centrifugal pump of the type with closed impeller GR80708B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8323312U IT8323312V0 (en) 1983-10-21 1983-10-21 MULTI-STAGE CENTRIFUGAL PUMP OF THE CLOSED IMPELLER TYPE.

Publications (1)

Publication Number Publication Date
GR80708B true GR80708B (en) 1985-02-19

Family

ID=11205956

Family Applications (1)

Application Number Title Priority Date Filing Date
GR80708A GR80708B (en) 1983-10-21 1984-10-18 Improved multistage centrifugal pump of the type with closed impeller

Country Status (9)

Country Link
DE (1) DE3438480A1 (en)
ES (1) ES282125Y (en)
FR (1) FR2558539B1 (en)
GB (1) GB2150221B (en)
GR (1) GR80708B (en)
IT (1) IT8323312V0 (en)
NO (1) NO163916C (en)
PT (1) PT79376B (en)
SE (1) SE8405244L (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1254599B (en) * 1992-02-07 1995-09-28 MULTI-STAGE CENTRIFUGAL PUMP
DE19800617A1 (en) 1998-01-12 1999-07-15 Klein Schanzlin & Becker Ag Centrifugal pump
AUPQ721300A0 (en) 2000-05-01 2000-05-25 Davey Products Pty Ltd Impeller sealing arrangement
RU2457364C1 (en) * 2010-11-29 2012-07-27 Общество с ограниченной ответственностью "МТК-строй" Bottom hole pump stage and method of its production
EP2535591B1 (en) * 2011-06-15 2014-04-23 Grundfos Management A/S Centrifugal pump

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1783427A (en) * 1924-08-11 1930-12-02 Irving C Jennings Sealing device for centrifugal pumps
FR850685A (en) * 1938-05-21 1939-12-22 G & J Weir Improvements to rotary pumps
GB539373A (en) * 1940-04-20 1941-09-08 Hayward Tyler & Co Ltd Improvements in centrifugal pumps
GB772654A (en) * 1952-12-17 1957-04-17 Hayward Tyler & Company Ltd Improvements in or relating to submersible pumps, especially for use in submersible pump-motor combinations
GB867586A (en) * 1957-06-03 1961-05-10 Duro Co Submersible type pump
DK115677B (en) * 1966-08-09 1969-10-27 Grundfos As Centrifugal pump.
GB1283696A (en) * 1968-11-05 1972-08-02 Weir Pumps Ltd Improvements in or relating to multistage rotary fluid flow machines
DE2952427A1 (en) * 1979-12-27 1981-07-02 Sigma Koncern, Olomouc Multi=stage centrifugal hydraulic pump - has centripetal stator passages increasing in axial dimension radially inwards to reduce swirl losses
CA1158922A (en) * 1980-05-02 1983-12-20 James P. Larson Free floating sealing disk for centrifugal fluid pump

Also Published As

Publication number Publication date
NO844146L (en) 1985-04-22
GB8426385D0 (en) 1984-11-21
DE3438480A1 (en) 1985-05-09
NO163916B (en) 1990-04-30
NO163916C (en) 1990-08-08
GB2150221B (en) 1987-07-15
PT79376B (en) 1986-08-08
GB2150221A (en) 1985-06-26
ES282125Y (en) 1985-12-16
FR2558539A1 (en) 1985-07-26
SE8405244L (en) 1985-04-22
SE8405244D0 (en) 1984-10-19
IT8323312V0 (en) 1983-10-21
FR2558539B1 (en) 1989-09-08
ES282125U (en) 1985-05-01
PT79376A (en) 1984-11-01

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