Procedure for the fabrication of crystalline blades

Details Procedure for the fabrication of crystalline blades Procedure for the fabrication of crystalline blades

1981-12-30

1997-03-18

Jordan, Charles T.

Metal founding

Process

Shaping liquid metal against a forming surface

164361, B22D 2500

Patent

active

056113897

ABSTRACT:
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.

REFERENCES:
patent: 3598169 (1971-08-01), Copley
patent: 3677835 (1972-07-01), Tien et al.
patent: 4240495 (1980-12-01), Vonnegut
Mayfield, "Single Crystal Technology Use Starting", Aviation Week Oct. 1, 1979 pp. 69-73.

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