Powder metallurgy processes – Powder metallurgy processes with heating or sintering
Patent
1995-06-07
1996-12-03
Jordan, Charles T.
Powder metallurgy processes
Powder metallurgy processes with heating or sintering
419 53, 419 54, 419 55, 419 56, 419 58, 419 60, B22F 100
Patent
active
055805167
ABSTRACT:
A powder of tantalum, niobium, or an alloy thereof, having an oxygen content less than about 300 ppm, and the production thereof without exposure to a temperature greater than about 0.7 T.sub.H. A powder metallurgy formed product of tantalum, niobium, or an alloy thereof, having an oxygen content less than about 300 ppm, and the production thereof without exposure to a temperature greater than about 0.7 T.sub.H.
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Influence of Initial Ingot Breakdown on the Microstructural and Textural Development of High-Purity Tantalum, J. B. Clark et al., Metallurgical Transactions A. vol. 22A, Dec. 1991, pp. 2959-2967.
Cabot Corporation
Chi Anthony R.
Finnegan Martha A.
Jordan Charles T.
Kelley Thomas E.
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