Method for minimizing the formation of a metal-ceramic layer dur

Details Method for minimizing the formation of a metal-ceramic layer dur Method for minimizing the formation of a metal-ceramic layer dur

1979-10-01

1980-12-23

Andrews, M. J.

Specialized metallurgical processes, compositions for use therei

Processes

Free metal or alloy reductant contains magnesium

75171, 164138, C22C 1900

Patent

active

042408288

ABSTRACT:
A method for minimizing the formation of a reaction layer at the metal-ceramic interface comprises doping a superalloy material with the rare earth metal whose metal cation is in the ceramic material comprising the mold and/or core used in casting and directionally solidifying the superalloy material.

REFERENCES:
patent: 3972367 (1976-08-01), Gigliotti, Jr. et al.
patent: 4031945 (1977-06-01), Gigliotti, Jr. et al.
patent: 4039330 (1977-08-01), Shaw

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