SE9302072L - Anordning vid pumphjul - Google Patents

Anordning vid pumphjul

Info

Publication number
SE9302072L
SE9302072L SE9302072A SE9302072A SE9302072L SE 9302072 L SE9302072 L SE 9302072L SE 9302072 A SE9302072 A SE 9302072A SE 9302072 A SE9302072 A SE 9302072A SE 9302072 L SE9302072 L SE 9302072L
Authority
SE
Sweden
Prior art keywords
disc
openings
pump impeller
impeller device
vanes
Prior art date
Application number
SE9302072A
Other languages
Unknown language ( )
English (en)
Other versions
SE9302072D0 (sv
SE509893C2 (sv
Inventor
B Aa Brandt
Original Assignee
Flygt Ab Itt
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 Flygt Ab Itt filed Critical Flygt Ab Itt
Priority to SE9302072A priority Critical patent/SE509893C2/sv
Publication of SE9302072D0 publication Critical patent/SE9302072D0/sv
Priority to US08/247,796 priority patent/US5542817A/en
Priority to EP94850101A priority patent/EP0631055B1/en
Priority to DE1994616895 priority patent/DE69416895T2/de
Publication of SE9302072L publication Critical patent/SE9302072L/sv
Publication of SE509893C2 publication Critical patent/SE509893C2/sv

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
    • F04D29/2261—Rotors specially for centrifugal pumps with special measures
    • F04D29/2266—Rotors specially for centrifugal pumps with special measures for sealing or thrust balance
    • 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
    • F04D29/2288—Rotors specially for centrifugal pumps with special measures for comminuting, mixing or separating
    • 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
    • F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
    • F04D29/708—Suction grids; Strainers; Dust separation; Cleaning specially for liquid pumps
SE9302072A 1993-06-16 1993-06-16 Centrifugalpumphjul avsett att arbeta i pumpar för transport av förorenade vätskor för avloppsvatten SE509893C2 (sv)

Priority Applications (4)

Application Number Priority Date Filing Date Title
SE9302072A SE509893C2 (sv) 1993-06-16 1993-06-16 Centrifugalpumphjul avsett att arbeta i pumpar för transport av förorenade vätskor för avloppsvatten
US08/247,796 US5542817A (en) 1993-06-16 1994-05-23 Impeller for a rotary pump
EP94850101A EP0631055B1 (en) 1993-06-16 1994-06-13 A pump impeller
DE1994616895 DE69416895T2 (de) 1993-06-16 1994-06-13 Pumpenlaufrad

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9302072A SE509893C2 (sv) 1993-06-16 1993-06-16 Centrifugalpumphjul avsett att arbeta i pumpar för transport av förorenade vätskor för avloppsvatten

Publications (3)

Publication Number Publication Date
SE9302072D0 SE9302072D0 (sv) 1993-06-16
SE9302072L true SE9302072L (sv) 1994-12-17
SE509893C2 SE509893C2 (sv) 1999-03-15

Family

ID=20390298

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9302072A SE509893C2 (sv) 1993-06-16 1993-06-16 Centrifugalpumphjul avsett att arbeta i pumpar för transport av förorenade vätskor för avloppsvatten

Country Status (2)

Country Link
DE (1) DE69416895T2 (sv)
SE (1) SE509893C2 (sv)

Also Published As

Publication number Publication date
DE69416895T2 (de) 1999-09-09
DE69416895D1 (de) 1999-04-15
SE9302072D0 (sv) 1993-06-16
SE509893C2 (sv) 1999-03-15

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Legal Events

Date Code Title Description
NUG Patent has lapsed