Verfahren zur Herstellung von kristallinen Schaufeln
摘要
The method for the fabrication of a crystalline blade comprised of two shoulders enclosing an airfoil form which comprises arranging the shells of a mold in a manner such that the shoulders are parallel to the plane of a grain selection baffle that empties into a junction that moves the grain to the two shoulders, and feeding the mold through gates at the upper ends of the shoulders.
申请公布号
DE3151714(C1)
申请公布日期
1996.05.30
申请号
DE19813151714
申请日期
1981.12.29
申请人
SOCIETE NATIONALE D'ETUDE ET DE CONSTRUCTION DE MOTEURS D'AVIATION (S.N.E.C.M.A.), PARIS, FR
发明人
ALESSANDRI, MARTIAL GERARD, LA VILLE DU BOIS, FR;THERET, JEAN-MARC, EVRY, FR