Method for melting titanium aluminide alloys in ceramic crucible

Details Method for melting titanium aluminide alloys in ceramic crucible Method for melting titanium aluminide alloys in ceramic crucible

1991-08-01

1992-04-07

Rosenberg, Peter D.

Specialized metallurgical processes, compositions for use therei

Processes

Electrothermic processes

C22C 1400, C21D 100

Patent

active

051024500

ABSTRACT:
Gamma titanium aluminide alloys can be melted by a method comprising, melting a charge comprised of the titanium aluminide alloy and an effective amount of a metal from the group consisting of niobium, tantalum, tungsten, and molybdenum to reduce oxygen pickup in the melt, the melting being performed in a calcia crucible.

REFERENCES:
patent: 4710481 (1987-12-01), Degawa et al.
patent: 5028491 (1991-07-01), Huang
patent: 5045406 (1991-09-01), Huang
"Melting and Precision Casting of Pure Titanium Using Calcia", Sixth World Conference on Titanium, France, 1988, pp. 707-713.

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