NO179965C - Procedure for the manufacture of impeller with closed channels - Google Patents

Procedure for the manufacture of impeller with closed channels

Info

Publication number
NO179965C
NO179965C NO922492A NO922492A NO179965C NO 179965 C NO179965 C NO 179965C NO 922492 A NO922492 A NO 922492A NO 922492 A NO922492 A NO 922492A NO 179965 C NO179965 C NO 179965C
Authority
NO
Norway
Prior art keywords
impeller
procedure
manufacture
closed channels
channels
Prior art date
Application number
NO922492A
Other languages
Norwegian (no)
Other versions
NO922492L (en
NO179965B (en
NO922492D0 (en
Inventor
Maurice Monteil
Francois Millet
Original Assignee
Framatome Sa
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 Framatome Sa filed Critical Framatome Sa
Publication of NO922492D0 publication Critical patent/NO922492D0/en
Publication of NO922492L publication Critical patent/NO922492L/en
Publication of NO179965B publication Critical patent/NO179965B/en
Publication of NO179965C publication Critical patent/NO179965C/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/20—Bonding
    • B23K26/21—Bonding by welding
    • B23K26/24—Seam welding
    • B23K26/28—Seam welding of curved planar seams
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
    • F01D5/3061—Fixing blades to rotors; Blade roots ; Blade spacers by welding, brazing
    • 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
    • F04D29/2222—Construction and assembly
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2230/00—Manufacture
    • F05D2230/20—Manufacture essentially without removing material
    • F05D2230/23—Manufacture essentially without removing material by permanently joining parts together
    • F05D2230/232—Manufacture essentially without removing material by permanently joining parts together by welding
    • F05D2230/234—Laser welding

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Plasma & Fusion (AREA)
  • Laser Beam Processing (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Welding Or Cutting Using Electron Beams (AREA)
  • Saccharide Compounds (AREA)
  • Handling Of Sheets (AREA)
NO922492A 1991-06-27 1992-06-24 Procedure for the manufacture of impeller with closed channels NO179965C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9107966A FR2678196B1 (en) 1991-06-27 1991-06-27 METHOD FOR MANUFACTURING A VANE WHEEL WITH CLOSED CHANNELS.

Publications (4)

Publication Number Publication Date
NO922492D0 NO922492D0 (en) 1992-06-24
NO922492L NO922492L (en) 1992-12-28
NO179965B NO179965B (en) 1996-10-14
NO179965C true NO179965C (en) 1997-01-22

Family

ID=9414378

Family Applications (1)

Application Number Title Priority Date Filing Date
NO922492A NO179965C (en) 1991-06-27 1992-06-24 Procedure for the manufacture of impeller with closed channels

Country Status (7)

Country Link
EP (1) EP0520900B1 (en)
JP (1) JPH05192780A (en)
CZ (1) CZ197392A3 (en)
DE (1) DE69206900T2 (en)
FR (1) FR2678196B1 (en)
NO (1) NO179965C (en)
TW (1) TW211532B (en)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2036281A1 (en) * 1970-07-22 1972-02-03 Messerschmitt Boelkow Blohm Heavy-duty paddle wheel with closed paddle channels
FR2312671A1 (en) * 1975-05-30 1976-12-24 Creusot Loire PROCESS FOR MAKING A CENTRIFUGAL BLADE WHEEL AND WHEEL OBTAINED BY THIS PROCESS

Also Published As

Publication number Publication date
DE69206900T2 (en) 1996-05-23
NO922492L (en) 1992-12-28
FR2678196A1 (en) 1992-12-31
FR2678196B1 (en) 1993-12-24
CZ197392A3 (en) 1993-01-13
EP0520900A1 (en) 1992-12-30
NO179965B (en) 1996-10-14
JPH05192780A (en) 1993-08-03
NO922492D0 (en) 1992-06-24
DE69206900D1 (en) 1996-02-01
TW211532B (en) 1993-08-21
EP0520900B1 (en) 1995-12-20

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Legal Events

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Free format text: LAPSED IN DECEMBER 2003