Foundry mold for the formation of turbine blade ceramic cores

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United States of America Patent

PATENT NO 12070792
APP PUB NO 20220219226A1
SERIAL NO

17596167

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Abstract

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A mold for producing a ceramic core by injecting a ceramic composition, the mold having a body in which a casting core cavity is formed, the cavity having a primary cavity and a secondary cavity connected by a plurality of segments, the mold being characterized in that it includes a primary arm configured in such a way as to allow an injection of ceramic composition into the primary cavity, and a secondary arm configured in such a way as to allow an injection of ceramic composition into the secondary cavity, and in that the ratio of the volume of the primary cavity to the volume of the secondary cavity is equal, plus or minus 15%, to the ratio of the volume of the primary arm to the volume of the secondary arm.

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Patent Owner(s)

Patent OwnerAddress
SAFRAN2 BOULEVARD DU GÉNÉRAL MARTIAL VALIN 75015 PARIS 75015

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bechelany, Mirna Moissy-Cramayel, FR 11 7
Jaquet, Virginie Moissy-Cramayel, FR 18 4
Niane, Ngadia Taha Moissy-Cramayel, FR 10 3
Rougier, Luc Moissy-Cramayel, FR 1 0

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