METHOD FOR MANUFACTURING HOLLOW BLADE

A method for manufacturing a hollow blade for a turbomachine including drilling channels into a blank of the blade, placing inserts into the channels, forging the blank, and removing the inserts by chemical dissolution, and the blade is an aluminum alloy and the inserts are a copper alloy.

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Bibliographic Details
Main Authors BERTRAND, FRANCOISE, DUCLOS, GUILLAUME, FRANCHET, JEAN-MICHEL, PATRICK, MAURICE, MOLINARI, OLIVIER, MICHAEL
Format Patent
LanguageEnglish
French
German
Published 01.12.2010
Subjects
BLASTING
COMBINED OPERATIONS
ENGINE PLANTS IN GENERAL
HEATING
LIGHTING
MACHINE TOOLS
MACHINES OR ENGINES IN GENERAL
MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES,RIVETS, BOLTS OR WHEELS
MECHANICAL ENGINEERING
MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL
METAL-WORKING NOT OTHERWISE PROVIDED FOR
NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAMTURBINES
OTHER WORKING OF METAL
PERFORMING OPERATIONS
PUNCHING METAL
STEAM ENGINES
TRANSPORTING
UNIVERSAL MACHINE TOOLS
WEAPONS
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Summary:A method for manufacturing a hollow blade for a turbomachine including drilling channels into a blank of the blade, placing inserts into the channels, forging the blank, and removing the inserts by chemical dissolution, and the blade is an aluminum alloy and the inserts are a copper alloy.
Bibliography:Application Number: EP20090728172