Mold for directionally solidified single crystal castings and me

Details Mold for directionally solidified single crystal castings and me Mold for directionally solidified single crystal castings and me

1978-09-18

1979-12-25

Baldwin, Robert D.

Metal founding

Process

Shaping a forming surface

164 60, 164361, 164338M, B22C 904, B22D 2506

Patent

active

041801199

ABSTRACT:
A shell mold for producing directionally solidified single crystal metal castings in which use is made of a crystal selector of helical shape wound about a support of a non heat disposable material which eliminates the need for providing a crystal selector of sufficient dimension for self support or other supporting means which may form a part of the pattern assembly about which the shell mold is formed.

REFERENCES:
patent: 3373795 (1968-03-01), Hein
patent: 3401738 (1968-09-01), Parille
patent: 3627015 (1971-12-01), Giamei et al.
patent: 3690368 (1972-09-01), Copley et al.
patent: 3729050 (1973-04-01), Carnot et al.
patent: 4133368 (1979-01-01), Hayes

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