Alloys or metallic compositions – Niobium base
Patent
1989-07-27
1991-07-02
Dean, R.
Alloys or metallic compositions
Niobium base
420426, 148422, C22C 2702
Patent
active
050283901
ABSTRACT:
A superalloy composition comprising niobium, an element selected from the group consisting of rhenium and technetium, and, optionally, an element selected from the lanthanide and actinide series, scandium, yttrium and lanthanum.
REFERENCES:
Chem Abstract 80(12):62755k, 1980.
Chem Abstract 77(26):169821u, 1977.
Dean R.
Phipps Margery S.
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